Fix Compose toolbar not showing on iOS 15

Closes #542

CHANGELOG-release.md

@@ -1,3 +1,13 @@
+## 2024.5
+Features/Improvements:
+- Improve gallery animations
+
+Bugfixes:
+- Handle right-to-left text in display names
+- Fix crash during gifv playback
+- iPadOS: Fix app becoming unresponsive when switching accounts
+- iPadOS/macOS: Fix Cmd+R shortcuts not working
+
 ## 2024.4
 This release introduces support for iOS 18, including a new sidebar/tab bar on iPad, as well as bugfixes and improvements.
 

CHANGELOG.md

@@ -1,5 +1,45 @@
 # Changelog
 
+## 2025.1 (145)
+This build introduces the new, redesigned Compose screen. Please report any issues you encounter.
+
+Known issues:
+- Autocomplete mentions/emojis/hashtags in Comopose is not available
+- Rich text formatting actions in Compose are not available
+- Non-pure-black dark mode preference is not respected in Compose
+
+## 2025.1 (142)
+Bugfixes:
+- Fix signing into API-restricted instances
+
+## 2024.5 (141)
+Bugfixes:
+- Fix gallery controls being positioned incorrectly during dismiss animation on certain devices
+- Fix gallery controls being positioned incorrectly in landscape orientations
+
+## 2024.5 (139)
+Bugfixes:
+- Fix error decoding certain posts
+
+## 2024.5 (138)
+Bugfixes:
+- Fix potential crash when displaying certain attachments
+- Fix potential crash due to race condition when opening push notification in app
+- Fix misaligned text between profile field values/labels
+- Fix rate limited error message not including reset timestamp
+- iPadOS/macOS: Fix Cmd+R shortcut not working
+
+## 2024.5 (137)
+Features/Improvements:
+- Improve gallery presentation/dismissal transitions
+
+Bugfixes:
+- Account for bidirectional text in display names
+- Fix crash when playing back gifv
+- Fix gallery controls not hiding if video loading fails
+- iPadOS: Fix incorrect gallery dismiss animation on non-fullscreen windows
+- iPadOS: Fix hang when switching accounts
+
 ## 2024.4 (136)
 Features/Improvements:
 - Import image description when adding attachments from Photos if possible

NotificationExtension/NotificationService.swift

@@ -175,6 +175,7 @@ class NotificationService: UNNotificationServiceExtension {
         } else {
             conversationIdentifier = nil
         }
+        content.threadIdentifier = conversationIdentifier ?? ""
         
         let account: Account?
         switch notification.kind {
@@ -212,7 +213,7 @@ class NotificationService: UNNotificationServiceExtension {
             outgoingMessageType: .outgoingMessageText,
             content: notificationContent,
             speakableGroupName: nil,
-            conversationIdentifier: conversationIdentifier,
+            conversationIdentifier: nil,
             serviceName: nil,
             sender: sender,
             attachments: nil
@@ -371,13 +372,14 @@ private struct HTMLCallbacks: HTMLConversionCallbacks {
         // Converting WebURL to URL is a small but non-trivial expense (since it works by
         // serializing the WebURL as a string and then having Foundation parse it again),
         // so, if available, use the system parser which doesn't require another round trip.
-        if let url = try? URL.ParseStrategy().parse(string) {
+        if #available(iOS 16.0, macOS 13.0, *),
+           let url = try? URL.ParseStrategy().parse(string) {
             url
         } else if let web = WebURL(string),
                   let url = URL(web) {
             url
         } else {
-            nil
+            URL(string: string)
         }
     }
     

Packages/ComposeUI/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "ComposeUI",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.
@@ -19,15 +19,23 @@ let package = Package(
         .package(path: "../Pachyderm"),
         .package(path: "../InstanceFeatures"),
         .package(path: "../TuskerComponents"),
-        .package(path: "../MatchedGeometryPresentation"),
         .package(path: "../TuskerPreferences"),
+        .package(path: "../UserAccounts"),
+        .package(path: "../GalleryVC"),
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.
         // Targets can depend on other targets in this package, and on products in packages this package depends on.
         .target(
             name: "ComposeUI",
-            dependencies: ["Pachyderm", "InstanceFeatures", "TuskerComponents", "MatchedGeometryPresentation", "TuskerPreferences"],
+            dependencies: [
+                "Pachyderm",
+                "InstanceFeatures",
+                "TuskerComponents",
+                "TuskerPreferences",
+                "UserAccounts",
+                "GalleryVC",
+            ],
             swiftSettings: [
                 .swiftLanguageMode(.v5)
             ]),

Packages/ComposeUI/Sources/ComposeUI/API/PostService.swift

@@ -12,22 +12,22 @@ import UniformTypeIdentifiers
 
 @MainActor
 final class PostService: ObservableObject {
-    private let mastodonController: ComposeMastodonContext
-    private let config: ComposeUIConfig
+    private let mastodonController: any ComposeMastodonContext
+    private let contentType: StatusContentType
     private let draft: Draft
     
     @Published var currentStep = 1
     @Published private(set) var totalSteps = 2
     
-    init(mastodonController: ComposeMastodonContext, config: ComposeUIConfig, draft: Draft) {
+    init(mastodonController: any ComposeMastodonContext, contentType: StatusContentType, draft: Draft) {
         self.mastodonController = mastodonController
-        self.config = config
+        self.contentType = contentType
         self.draft = draft
     }
     
-    func post() async throws {
+    func post() async throws(Error) -> Status {
         guard draft.hasContent || draft.editedStatusID != nil else {
-            return
+            throw .noContent
         }
         
         // save before posting, so if a crash occurs during network request, the status won't be lost
@@ -45,10 +45,18 @@ final class PostService: ObservableObject {
                 await updateEditedAttachments()
             }
             
+            let pollParams: EditPollParameters?
+            if draft.pollEnabled,
+               let poll = draft.poll {
+                pollParams = EditPollParameters(options: poll.pollOptions.map(\.text), expiresIn: Int(poll.duration), multiple: poll.multiple)
+            } else {
+                pollParams = nil
+            }
+            
             request = Client.editStatus(
                 id: editedStatusID,
                 text: textForPosting(),
-                contentType: config.contentType,
+                contentType: contentType,
                 spoilerText: contentWarning,
                 sensitive: sensitive,
                 language: mastodonController.instanceFeatures.createStatusWithLanguage ? draft.language : nil,
@@ -60,23 +68,35 @@ final class PostService: ObservableObject {
                         return nil
                     }
                 },
-                poll: draft.poll.map {
-                    EditPollParameters(options: $0.pollOptions.map(\.text), expiresIn: Int($0.duration), multiple: $0.multiple)
-                }
+                poll: pollParams
             )
         } else {
+            let pollOptions: [String]?
+            let pollExpiresIn: Int?
+            let pollMultiple: Bool?
+            if draft.pollEnabled,
+               let poll = draft.poll {
+                pollOptions = poll.pollOptions.map(\.text)
+                pollExpiresIn = Int(poll.duration)
+                pollMultiple = poll.multiple
+            } else {
+                pollOptions = nil
+                pollExpiresIn = nil
+                pollMultiple = nil
+            }
+            
             request = Client.createStatus(
                 text: textForPosting(),
-                contentType: config.contentType,
+                contentType: contentType,
                 inReplyTo: draft.inReplyToID,
                 mediaIDs: uploadedAttachments,
                 sensitive: sensitive,
                 spoilerText: contentWarning,
                 visibility: draft.localOnly && mastodonController.instanceFeatures.localOnlyPostsVisibility ? Status.localPostVisibility : draft.visibility.rawValue,
                 language: mastodonController.instanceFeatures.createStatusWithLanguage ? draft.language : nil,
-                pollOptions: draft.poll?.pollOptions.map(\.text),
-                pollExpiresIn: draft.poll == nil ? nil : Int(draft.poll!.duration),
-                pollMultiple: draft.poll?.multiple,
+                pollOptions: pollOptions,
+                pollExpiresIn: pollExpiresIn,
+                pollMultiple: pollMultiple,
                 localOnly: mastodonController.instanceFeatures.localOnlyPosts && !mastodonController.instanceFeatures.localOnlyPostsVisibility ? draft.localOnly : nil,
                 idempotencyKey: draft.id.uuidString
             )
@@ -85,13 +105,13 @@ final class PostService: ObservableObject {
         do {
             let (status, _) = try await mastodonController.run(request)
             currentStep += 1
-            mastodonController.storeCreatedStatus(status)
-        } catch let error as Client.Error {
+            return status
+        } catch {
             throw Error.posting(error)
         }
     }
     
-    private func uploadAttachments() async throws -> [String] {
+    private func uploadAttachments() async throws(Error) -> [String] {
         // 2 steps (request data, then upload) for each attachment
         self.totalSteps += 2 * draft.attachments.count
         
@@ -111,7 +131,7 @@ final class PostService: ObservableObject {
             do {
                 (data, utType) = try await getData(for: attachment)
                 currentStep += 1
-            } catch let error as DraftAttachment.ExportError {
+            } catch {
                 throw Error.attachmentData(index: index, cause: error)
             }
             let uploaded = try await uploadAttachment(index: index, data: data, utType: utType, description: attachment.attachmentDescription)
@@ -121,20 +141,21 @@ final class PostService: ObservableObject {
         return attachments
     }
     
-    private func getData(for attachment: DraftAttachment) async throws -> (Data, UTType) {
-        return try await withCheckedThrowingContinuation { continuation in
+    private func getData(for attachment: DraftAttachment) async throws(DraftAttachment.ExportError) -> (Data, UTType) {
+        let result = await withCheckedContinuation { continuation in
             attachment.getData(features: mastodonController.instanceFeatures) { result in
-                switch result {
-                case let .success(res):
-                    continuation.resume(returning: res)
-                case let .failure(error):
-                    continuation.resume(throwing: error)
-                }
+                continuation.resume(returning: result)
             }
         }
+        switch result {
+        case .success(let result):
+            return result
+        case .failure(let error):
+            throw error
+        }
     }
     
-    private func uploadAttachment(index: Int, data: Data, utType: UTType, description: String?) async throws -> Attachment {
+    private func uploadAttachment(index: Int, data: Data, utType: UTType, description: String?) async throws(Error) -> Attachment {
         guard let mimeType = utType.preferredMIMEType else {
             throw Error.attachmentMissingMimeType(index: index, type: utType)
         }
@@ -146,7 +167,7 @@ final class PostService: ObservableObject {
         let req = Client.upload(attachment: formAttachment, description: description)
         do {
             return try await mastodonController.run(req).0
-        } catch let error as Client.Error {
+        } catch {
             throw Error.attachmentUpload(index: index, cause: error)
         }
     }
@@ -176,6 +197,7 @@ final class PostService: ObservableObject {
     }
     
     enum Error: Swift.Error, LocalizedError {
+        case noContent
         case attachmentData(index: Int, cause: DraftAttachment.ExportError)
         case attachmentMissingMimeType(index: Int, type: UTType)
         case attachmentUpload(index: Int, cause: Client.Error)
@@ -183,6 +205,8 @@ final class PostService: ObservableObject {
         
         var localizedDescription: String {
             switch self {
+            case .noContent:
+                return "No content"
             case let .attachmentData(index: index, cause: cause):
                 return "Attachment \(index + 1): \(cause.localizedDescription)"
             case let .attachmentMissingMimeType(index: index, type: type):

Packages/ComposeUI/Sources/ComposeUI/ComposeInput.swift

@@ -30,11 +30,12 @@ enum ToolbarElement {
 }
 
 private struct FocusedComposeInput: FocusedValueKey {
-    typealias Value = any ComposeInput
+    typealias Value = (any ComposeInput)?
 }
 
 extension FocusedValues {
-    var composeInput: (any ComposeInput)? {
+    // double optional is necessary pre-iOS 16
+    var composeInput: (any ComposeInput)?? {
         get { self[FocusedComposeInput.self] }
         set { self[FocusedComposeInput.self] = newValue }
     }
@@ -69,3 +70,31 @@ struct FocusedInputModifier: ViewModifier {
             .focusedValue(\.composeInput, box.wrappedValue)
     }
 }
+
+// In the input accessory view toolbar, we get the focused input through the box injected from the ComposeView.
+// Otherwise we get it from @FocusedValue (which doesn't seem to work via the hacks we use for the input accessory).
+// This property wrapper abstracts over them both.
+@propertyWrapper
+struct FocusedInput: DynamicProperty {
+    @Environment(\.toolbarInjectedFocusedInputBox) private var box
+    @FocusedValue(\.composeInput) private var input
+    @StateObject private var updater = Updater()
+    
+    var wrappedValue: (any ComposeInput)? {
+        box?.wrappedValue ?? input ?? nil
+    }
+    
+    func update() {
+        updater.update(box: box)
+    }
+    
+    private class Updater: ObservableObject {
+        private var cancellable: AnyCancellable?
+        
+        func update(box: MutableObservableBox<(any ComposeInput)?>?) {
+            cancellable = box?.objectWillChange.sink { [unowned self] _ in
+                self.objectWillChange.send()
+            }
+        }
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/ComposeMastodonContext.swift

@@ -15,7 +15,7 @@ public protocol ComposeMastodonContext {
     var accountInfo: UserAccountInfo? { get }
     var instanceFeatures: InstanceFeatures { get }
     
-    func run<Result: Sendable>(_ request: Request<Result>) async throws -> (Result, Pagination?)
+    func run<Result: Sendable>(_ request: Request<Result>) async throws(Client.Error) -> (Result, Pagination?)
     
     func getCustomEmojis() async -> [Emoji]
     
@@ -26,7 +26,5 @@ public protocol ComposeMastodonContext {
     @MainActor
     func searchCachedHashtags(query: String) -> [Hashtag]
     
-    func storeCreatedStatus(_ status: Status)
-    
     func fetchStatus(id: String) -> (any StatusProtocol)?
 }

Packages/ComposeUI/Sources/ComposeUI/ComposeUIConfig.swift

@@ -10,33 +10,42 @@ import Pachyderm
 import PhotosUI
 import PencilKit
 import TuskerComponents
+import GalleryVC
 
+// Configuration/data injected from outside the compose UI.
 public struct ComposeUIConfig {
     // Config
     public var allowSwitchingDrafts = true
     public var textSelectionStartsAtBeginning = false
+    public var showToolbar = true
     
     // Style
     public var backgroundColor = Color(uiColor: .systemBackground)
     public var groupedBackgroundColor = Color(uiColor: .systemGroupedBackground)
     public var groupedCellBackgroundColor = Color(uiColor: .systemBackground)
     public var fillColor = Color(uiColor: .systemFill)
-    public var avatarStyle = AvatarImageView.Style.roundRect
-    
-    // Preferences
-    public var useTwitterKeyboard = false
-    public var contentType = StatusContentType.plain
-    public var requireAttachmentDescriptions = false
     
     // Host callbacks
     public var dismiss: @MainActor (DismissMode) -> Void = { _ in }
     public var presentAssetPicker: ((@MainActor @escaping ([PHPickerResult]) -> Void) -> Void)?
     public var presentDrawing: ((PKDrawing, @escaping (PKDrawing) -> Void) -> Void)?
     public var userActivityForDraft: ((Draft) -> NSItemProvider?) = { _ in nil }
+    public var fetchAvatar: AvatarImageView.FetchAvatar = { _ in nil }
+    public var displayNameLabel: (any AccountProtocol, Font.TextStyle, CGFloat) -> AnyView = { _, _, _ in AnyView(EmptyView()) }
+    public var replyContentView: (any StatusProtocol, @escaping (CGFloat) -> Void) -> AnyView = { _, _ in AnyView(EmptyView()) }
+    public var fetchImageAndGIFData: (URL) async -> (UIImage, Data)? = { _ in nil }
+    public var makeGifvGalleryContentVC: (URL) -> (any GalleryContentViewController)? = { _ in nil }
     
     public init() {
     }
 }
 
-extension ComposeUIConfig {
+private struct ComposeUIConfigEnvironmentKey: EnvironmentKey {
+    static let defaultValue = ComposeUIConfig()
+}
+extension EnvironmentValues {
+    var composeUIConfig: ComposeUIConfig {
+        get { self[ComposeUIConfigEnvironmentKey.self] }
+        set { self[ComposeUIConfigEnvironmentKey.self] = newValue }
+    }
 }

Packages/ComposeUI/Sources/ComposeUI/Controllers/AttachmentRowController.swift

@@ -1,223 +0,0 @@
-//
-//  AttachmentRowController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/12/23.
-//
-
-import SwiftUI
-import TuskerComponents
-import Vision
-import MatchedGeometryPresentation
-
-class AttachmentRowController: ViewController {
-    let parent: ComposeController
-    let attachment: DraftAttachment
-    
-    @Published var descriptionMode: DescriptionMode = .allowEntry
-    @Published var textRecognitionError: Error?
-    @Published var focusAttachmentOnTextEditorUnfocus = false
-    
-    let thumbnailController: AttachmentThumbnailController
-    
-    private var descriptionObservation: NSKeyValueObservation?
-    
-    init(parent: ComposeController, attachment: DraftAttachment) {
-        self.parent = parent
-        self.attachment = attachment
-        self.thumbnailController = AttachmentThumbnailController(attachment: attachment, parent: parent)
-        
-        descriptionObservation = attachment.observe(\.attachmentDescription, changeHandler: { [unowned self] _, _ in
-            // the faultingState is non-zero for objects that are being cascade deleted when the draft is deleted
-            if attachment.faultingState == 0 {
-                self.updateAttachmentDescriptionState()
-            }
-        })
-    }
-    
-    private func updateAttachmentDescriptionState() {
-        if attachment.attachmentDescription.isEmpty {
-            parent.attachmentsMissingDescriptions.insert(attachment.id)
-        } else {
-            parent.attachmentsMissingDescriptions.remove(attachment.id)
-        }
-    }
-    
-    var view: some View {
-        AttachmentView(attachment: attachment)
-    }
-    
-    private func removeAttachment() {
-        withAnimation {
-            var newAttachments = parent.draft.draftAttachments
-            newAttachments.removeAll(where: { $0.id == attachment.id })
-            parent.draft.attachments = NSMutableOrderedSet(array: newAttachments)
-        }
-    }
-    
-    private func editDrawing() {
-        guard case .drawing(let drawing) = attachment.data else {
-            return
-        }
-        parent.config.presentDrawing?(drawing) { newDrawing in
-            self.attachment.drawing = newDrawing
-        }
-    }
-    
-    private func focusAttachment() {
-        focusAttachmentOnTextEditorUnfocus = false
-        parent.focusedAttachment = (attachment, thumbnailController)
-    }
-    
-    private func recognizeText() {
-        descriptionMode = .recognizingText
-        
-        self.attachment.getData(features: self.parent.mastodonController.instanceFeatures, skipAllConversion: true) { result in
-            DispatchQueue.main.async {
-                let data: Data
-                switch result {
-                case .success((let d, _)):
-                    data = d
-                case .failure(let error):
-                    self.descriptionMode = .allowEntry
-                    self.textRecognitionError = error
-                    return
-                }
-                
-                let handler = VNImageRequestHandler(data: data)
-                let request = VNRecognizeTextRequest { request, error in
-                    DispatchQueue.main.async {
-                        if let results = request.results as? [VNRecognizedTextObservation] {
-                            var text = ""
-                            for observation in results {
-                                let result = observation.topCandidates(1).first!
-                                text.append(result.string)
-                                text.append("\n")
-                            }
-                            self.attachment.attachmentDescription = text
-                        }
-                        self.descriptionMode = .allowEntry
-                    }
-                }
-                request.recognitionLevel = .accurate
-                request.usesLanguageCorrection = true
-                DispatchQueue.global(qos: .userInitiated).async {
-                    do {
-                        try handler.perform([request])
-                    } catch let error as NSError where error.code == 1 {
-                        // The perform call throws an error with code 1 if the request is cancelled, which we don't want to show an alert for.
-                        return
-                    } catch {
-                        DispatchQueue.main.async {
-                            self.descriptionMode = .allowEntry
-                            self.textRecognitionError = error
-                        }
-                    }
-                }
-            }
-        }
-    }
-    
-    struct AttachmentView: View {
-        @ObservedObject private var attachment: DraftAttachment
-        @EnvironmentObject private var controller: AttachmentRowController
-        @FocusState private var textEditorFocused: Bool
-        
-        init(attachment: DraftAttachment) {
-            self.attachment = attachment
-        }
-        
-        var body: some View {
-            HStack(alignment: .center, spacing: 4) {
-                ControllerView(controller: { controller.thumbnailController })
-                    .clipShape(RoundedRectangle(cornerRadius: 8))
-                    .environment(\.attachmentThumbnailConfiguration, .init(contentMode: .fit, fullSize: false))
-                    .matchedGeometrySource(id: attachment.id, presentationID: attachment.id)
-                    .overlay {
-                        thumbnailFocusedOverlay
-                    }
-                    .frame(width: thumbnailSize, height: thumbnailSize)
-                    .onTapGesture {
-                        textEditorFocused = false
-                        // if we just focus the attachment immediately, the text editor doesn't actually unfocus
-                        controller.focusAttachmentOnTextEditorUnfocus = true
-                    }
-                    .contextMenu {
-                        if attachment.drawingData != nil {
-                            Button(action: controller.editDrawing) {
-                                Label("Edit Drawing", systemImage: "hand.draw")
-                            }
-                        } else if attachment.type == .image {
-                            Button(action: controller.recognizeText) {
-                                Label("Recognize Text", systemImage: "doc.text.viewfinder")
-                            }
-                        }
-
-                        Button(role: .destructive, action: controller.removeAttachment) {
-                            Label("Delete", systemImage: "trash")
-                        }
-                    } preview: {
-                        ControllerView(controller: { controller.thumbnailController })
-                    }
-                
-                switch controller.descriptionMode {
-                case .allowEntry:
-                    InlineAttachmentDescriptionView(attachment: attachment, minHeight: thumbnailSize)
-                        .matchedGeometrySource(id: AttachmentDescriptionTextViewID(attachment), presentationID: attachment.id)
-                        .focused($textEditorFocused)
-                    
-                case .recognizingText:
-                    ProgressView()
-                        .progressViewStyle(.circular)
-                }
-            }
-            .alertWithData("Text Recognition Failed", data: $controller.textRecognitionError) { _ in
-                Button("OK") {}
-            } message: { error in
-                Text(error.localizedDescription)
-            }
-            .onAppear(perform: controller.updateAttachmentDescriptionState)
-            #if os(visionOS)
-            .onChange(of: textEditorFocused) {
-                if !textEditorFocused && controller.focusAttachmentOnTextEditorUnfocus {
-                    controller.focusAttachment()
-                }
-            }
-            #else
-            .onChange(of: textEditorFocused) { newValue in
-                if !newValue && controller.focusAttachmentOnTextEditorUnfocus {
-                    controller.focusAttachment()
-                }
-            }
-            #endif
-        }
-        
-        private var thumbnailSize: CGFloat {
-            #if os(visionOS)
-            120
-            #else
-            80
-            #endif
-        }
-        
-        @ViewBuilder
-        private var thumbnailFocusedOverlay: some View {
-            Image(systemName: "arrow.up.backward.and.arrow.down.forward")
-                .foregroundColor(.white)
-                .frame(maxWidth: .infinity, maxHeight: .infinity)
-                .background(Color.black.opacity(0.35))
-                .clipShape(RoundedRectangle(cornerRadius: 8))
-                // use .opacity and an animation, because .transition doesn't seem to play nice with @FocusState
-                .opacity(textEditorFocused ? 1 : 0)
-                .animation(.linear(duration: 0.1), value: textEditorFocused)
-        }
-
-    }
-    
-}
-
-extension AttachmentRowController {
-    enum DescriptionMode {
-        case allowEntry, recognizingText
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/AttachmentThumbnailController.swift

@@ -1,201 +0,0 @@
-//
-//  AttachmentThumbnailController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 11/10/21.
-//  Copyright © 2021 Shadowfacts. All rights reserved.
-//
-
-import SwiftUI
-import Photos
-import TuskerComponents
-
-class AttachmentThumbnailController: ViewController {
-    unowned let parent: ComposeController
-    let attachment: DraftAttachment
-    
-    @Published private var image: UIImage?
-    @Published private var gifController: GIFController?
-    @Published private var fullSize: Bool = false
-    
-    init(attachment: DraftAttachment, parent: ComposeController) {
-        self.attachment = attachment
-        self.parent = parent
-    }
-    
-    func loadImageIfNecessary(fullSize: Bool) {
-        if (gifController != nil) || (image != nil && self.fullSize) {
-            return
-        }
-        self.fullSize = fullSize
-        
-        switch attachment.data {
-        case .editing(_, let kind, let url):
-            switch kind {
-            case .image:
-                Task { @MainActor in
-                    self.image = await parent.fetchAttachment(url)
-                }
-                
-            case .video, .gifv:
-                let asset = AVURLAsset(url: url)
-                let imageGenerator = AVAssetImageGenerator(asset: asset)
-                imageGenerator.appliesPreferredTrackTransform = true
-                #if os(visionOS)
-                #warning("Use async AVAssetImageGenerator.image(at:)")
-                #else
-                if let cgImage = try? imageGenerator.copyCGImage(at: .zero, actualTime: nil) {
-                    self.image = UIImage(cgImage: cgImage)
-                }
-                #endif
-
-            case .audio, .unknown:
-                break
-            }
-            
-        case .asset(let id):
-            guard let asset = PHAsset.fetchAssets(withLocalIdentifiers: [id], options: nil).firstObject else {
-                return
-            }
-            let isGIF = PHAssetResource.assetResources(for: asset).contains(where: { $0.uniformTypeIdentifier == UTType.gif.identifier })
-            if isGIF {
-                PHImageManager.default().requestImageDataAndOrientation(for: asset, options: nil) { data, typeIdentifier, orientation, info in
-                    guard let data else { return }
-                    if typeIdentifier == UTType.gif.identifier {
-                        self.gifController = GIFController(gifData: data)
-                    } else {
-                        let image = UIImage(data: data)
-                        DispatchQueue.main.async {
-                            self.image = image
-                        }
-                    }
-                }
-            } else {
-                let size: CGSize
-                if fullSize {
-                    size = PHImageManagerMaximumSize
-                } else {
-                    // currently only used as thumbnail in ComposeAttachmentRow
-                    size = CGSize(width: 80, height: 80)
-                }
-                PHImageManager.default().requestImage(for: asset, targetSize: size, contentMode: .aspectFill, options: nil) { (image, _) in
-                    DispatchQueue.main.async {
-                        self.image = image
-                    }
-                }
-            }
-            
-        case .drawing(let drawing):
-            image = drawing.imageInLightMode(from: drawing.bounds)
-
-        case .file(let url, let type):
-            if type.conforms(to: .movie) {
-                let asset = AVURLAsset(url: url)
-                let imageGenerator = AVAssetImageGenerator(asset: asset)
-                imageGenerator.appliesPreferredTrackTransform = true
-                #if os(visionOS)
-                #warning("Use async AVAssetImageGenerator.image(at:)")
-                #else
-                if let cgImage = try? imageGenerator.copyCGImage(at: .zero, actualTime: nil) {
-                    self.image = UIImage(cgImage: cgImage)
-                }
-                #endif
-            } else if let data = try? Data(contentsOf: url) {
-                if type == .gif {
-                    self.gifController = GIFController(gifData: data)
-                } else if type.conforms(to: .image),
-                   let image = UIImage(data: data) {
-                    // using prepareThumbnail on images from PHPicker results in extremely high memory usage,
-                    // crashing share extension. see FB12186346
-//                    if fullSize {
-                        image.prepareForDisplay { prepared in
-                            DispatchQueue.main.async {
-                                self.image = image
-                            }
-                        }
-//                    } else {
-//                        image.prepareThumbnail(of: CGSize(width: 80, height: 80)) { prepared in
-//                            DispatchQueue.main.async {
-//                                self.image = prepared
-//                            }
-//                        }
-//                    }
-                }
-            }
-            
-        case .none:
-            break
-        }
-    }
-    
-    var view: some SwiftUI.View {
-        View()
-    }
-    
-    struct View: SwiftUI.View {
-        @EnvironmentObject private var controller: AttachmentThumbnailController
-        @Environment(\.attachmentThumbnailConfiguration) private var config
-        
-        var body: some SwiftUI.View {
-            content
-                .onAppear {
-                    controller.loadImageIfNecessary(fullSize: config.fullSize)
-                }
-        }
-        
-        @ViewBuilder
-        private var content: some SwiftUI.View {
-            if let gifController = controller.gifController {
-                GIFViewWrapper(controller: gifController)
-            } else if let image = controller.image {
-                Image(uiImage: image)
-                    .resizable()
-                    .aspectRatio(config.aspectRatio, contentMode: config.contentMode)
-            } else {
-                Image(systemName: "photo")
-            }
-        }
-    }
-}
-
-struct AttachmentThumbnailConfiguration {
-    let aspectRatio: CGFloat?
-    let contentMode: ContentMode
-    let fullSize: Bool
-    
-    init(aspectRatio: CGFloat? = nil, contentMode: ContentMode = .fit, fullSize: Bool = false) {
-        self.aspectRatio = aspectRatio
-        self.contentMode = contentMode
-        self.fullSize = fullSize
-    }
-}
-
-private struct AttachmentThumbnailConfigurationEnvironmentKey: EnvironmentKey {
-    static let defaultValue = AttachmentThumbnailConfiguration()
-}
-
-extension EnvironmentValues {
-    var attachmentThumbnailConfiguration: AttachmentThumbnailConfiguration {
-        get { self[AttachmentThumbnailConfigurationEnvironmentKey.self] }
-        set { self[AttachmentThumbnailConfigurationEnvironmentKey.self] = newValue }
-    }
-}
-
-struct GIFViewWrapper: UIViewRepresentable {
-    typealias UIViewType = GIFImageView
-
-    @State var controller: GIFController
-
-    func makeUIView(context: Context) -> GIFImageView {
-        let view = GIFImageView()
-        controller.attach(to: view)
-        controller.startAnimating()
-        view.contentMode = .scaleAspectFit
-        view.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)
-        view.setContentCompressionResistancePriority(.defaultLow, for: .vertical)
-        return view
-    }
-
-    func updateUIView(_ uiView: GIFImageView, context: Context) {
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/AttachmentsListController.swift

@@ -1,224 +0,0 @@
-//
-//  AttachmentsListController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/8/23.
-//
-
-import SwiftUI
-import PhotosUI
-import PencilKit
-
-class AttachmentsListController: ViewController {
-    
-    unowned let parent: ComposeController
-    var draft: Draft { parent.draft }
-    
-    var isValid: Bool {
-        !requiresAttachmentDescriptions && validAttachmentCombination
-    }
-
-    private var requiresAttachmentDescriptions: Bool {
-        if parent.config.requireAttachmentDescriptions {
-            if draft.attachments.count == 0 {
-                return false
-            } else {
-                return !parent.attachmentsMissingDescriptions.isEmpty
-            }
-        } else {
-            return false
-        }
-    }
-    
-    var validAttachmentCombination: Bool {
-        if !parent.mastodonController.instanceFeatures.mastodonAttachmentRestrictions {
-            return true
-        } else if draft.attachments.count > 1,
-                  draft.draftAttachments.contains(where: { $0.type == .video }) {
-            return false
-        } else if draft.attachments.count > 4 {
-            return false
-        }
-        return true
-    }
-    
-    init(parent: ComposeController) {
-        self.parent = parent
-    }
-    
-    var canAddAttachment: Bool {
-        if parent.mastodonController.instanceFeatures.mastodonAttachmentRestrictions {
-            return draft.attachments.count < 4 && draft.draftAttachments.allSatisfy { $0.type == .image } && draft.poll == nil
-        } else {
-            return true
-        }
-    }
-    
-    private var canAddPoll: Bool {
-        if parent.mastodonController.instanceFeatures.pollsAndAttachments {
-            return true
-        } else {
-            return draft.attachments.count == 0
-        }
-    }
-    
-    var view: some View {
-        AttachmentsList()
-    }
-    
-    private func moveAttachments(from source: IndexSet, to destination: Int) {
-        // just using moveObjects(at:to:) on the draft.attachments NSMutableOrderedSet
-        // results in the order switching back to the previous order and then to the correct one
-        // on the subsequent 2 view updates. creating a new set with the proper order doesn't have that problem
-        var array = draft.draftAttachments
-        array.move(fromOffsets: source, toOffset: destination)
-        draft.attachments = NSMutableOrderedSet(array: array)
-    }
-    
-    private func deleteAttachments(at indices: IndexSet) {
-        var array = draft.draftAttachments
-        array.remove(atOffsets: indices)
-        draft.attachments = NSMutableOrderedSet(array: array)
-    }
-    
-    private func insertAttachments(at offset: Int, itemProviders: [NSItemProvider]) {
-        for provider in itemProviders where provider.canLoadObject(ofClass: DraftAttachment.self) {
-            provider.loadObject(ofClass: DraftAttachment.self) { object, error in
-                guard let attachment = object as? DraftAttachment else { return }
-                DispatchQueue.main.async { [weak self] in
-                    guard let self,
-                          self.canAddAttachment else {
-                        return
-                    }
-                    DraftsPersistentContainer.shared.viewContext.insert(attachment)
-                    attachment.draft = self.draft
-                    self.draft.attachments.add(attachment)
-                }
-            }
-        }
-    }
-    
-    private func addImage() {
-        parent.deleteDraftOnDisappear = false
-        parent.config.presentAssetPicker?({ results in
-            self.insertAttachments(at: self.draft.attachments.count, itemProviders: results.map(\.itemProvider))
-        })
-    }
-    
-    private func addDrawing() {
-        parent.deleteDraftOnDisappear = false
-        parent.config.presentDrawing?(PKDrawing()) { drawing in
-            let attachment = DraftAttachment(context: DraftsPersistentContainer.shared.viewContext)
-            attachment.id = UUID()
-            attachment.drawing = drawing
-            attachment.draft = self.draft
-            self.draft.attachments.add(attachment)
-        }
-    }
-    
-    private func togglePoll() {
-        UIApplication.shared.sendAction(#selector(UIView.resignFirstResponder), to: nil, from: nil, for: nil)
-        
-        withAnimation {
-            draft.poll = draft.poll == nil ? Poll(context: DraftsPersistentContainer.shared.viewContext) : nil
-        }
-    }
-    
-    struct AttachmentsList: View {
-        private let cellHeight: CGFloat = 80
-        private let cellPadding: CGFloat = 12
-        
-        @EnvironmentObject private var controller: AttachmentsListController
-        @EnvironmentObject private var draft: Draft
-        @Environment(\.colorScheme) private var colorScheme
-        
-        var body: some View {
-            attachmentsList
-            
-            Group {
-                if controller.parent.config.presentAssetPicker != nil {
-                    addImageButton
-                        .listRowInsets(EdgeInsets(top: cellPadding / 2, leading: cellPadding / 2, bottom: cellPadding / 2, trailing: cellPadding / 2))
-                }
-                
-                if controller.parent.config.presentDrawing != nil {
-                    addDrawingButton
-                        .listRowInsets(EdgeInsets(top: cellPadding / 2, leading: cellPadding / 2, bottom: cellPadding / 2, trailing: cellPadding / 2))
-                }
-                
-                togglePollButton
-                    .listRowInsets(EdgeInsets(top: cellPadding / 2, leading: cellPadding / 2, bottom: cellPadding / 2, trailing: cellPadding / 2))
-            }
-            #if os(visionOS)
-            .buttonStyle(.bordered)
-            .labelStyle(AttachmentButtonLabelStyle())
-            #endif
-        }
-        
-        private var attachmentsList: some View {
-            ForEach(draft.attachments.array as! [DraftAttachment]) { attachment in
-                ControllerView(controller: { AttachmentRowController(parent: controller.parent, attachment: attachment) })
-                    .listRowInsets(EdgeInsets(top: cellPadding / 2, leading: cellPadding / 2, bottom: cellPadding / 2, trailing: cellPadding / 2))
-                    .id(attachment.id)
-            }
-            .onMove(perform: controller.moveAttachments)
-            .onDelete(perform: controller.deleteAttachments)
-            .conditionally(controller.canAddAttachment) {
-                $0.onInsert(of: DraftAttachment.readableTypeIdentifiersForItemProvider, perform: { offset, providers in
-                    controller.insertAttachments(at: offset, itemProviders: providers)
-                })
-            }
-            // only sort of works, see #240
-            .onDrop(of: DraftAttachment.readableTypeIdentifiersForItemProvider, isTargeted: nil) { providers in
-                controller.insertAttachments(at: 0, itemProviders: providers)
-                return true
-            }
-        }
-        
-        private var addImageButton: some View {
-            Button(action: controller.addImage) {
-                Label("Add photo or video", systemImage: colorScheme == .dark ? "photo.fill" : "photo")
-            }
-            .disabled(!controller.canAddAttachment)
-            .foregroundColor(.accentColor)
-            .frame(height: cellHeight / 2)
-        }
-        
-        private var addDrawingButton: some View {
-            Button(action: controller.addDrawing) {
-                Label("Draw something", systemImage: "hand.draw")
-            }
-            .disabled(!controller.canAddAttachment)
-            .foregroundColor(.accentColor)
-            .frame(height: cellHeight / 2)
-        }
-        
-        private var togglePollButton: some View {
-            Button(action: controller.togglePoll) {
-                Label(draft.poll == nil ? "Add a poll" : "Remove poll", systemImage: "chart.bar.doc.horizontal")
-            }
-            .disabled(!controller.canAddPoll)
-            .foregroundColor(.accentColor)
-            .frame(height: cellHeight / 2)
-        }
-    }
-}
-
-fileprivate extension View {
-    @ViewBuilder
-    func conditionally(_ condition: Bool, body: (Self) -> some View) -> some View {
-        if condition {
-            body(self)
-        } else {
-            self
-        }
-    }
-}
-
-@available(visionOS 1.0, *)
-struct AttachmentButtonLabelStyle: LabelStyle {
-    func makeBody(configuration: Configuration) -> some View {
-        DefaultLabelStyle().makeBody(configuration: configuration)
-            .foregroundStyle(.white)
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/AutocompleteController.swift

@@ -1,83 +0,0 @@
-//
-//  AutocompleteController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/25/23.
-//
-
-import SwiftUI
-import Combine
-
-class AutocompleteController: ViewController {
-    
-    unowned let parent: ComposeController
-    
-    @Published var mode: Mode?
-    
-    init(parent: ComposeController) {
-        self.parent = parent
-        
-        parent.$currentInput
-            .compactMap { $0 }
-            .flatMap { $0.autocompleteStatePublisher }
-            .map {
-                switch $0 {
-                case .mention(_):
-                    return Mode.mention
-                case .emoji(_):
-                    return Mode.emoji
-                case .hashtag(_):
-                    return Mode.hashtag
-                case nil:
-                    return nil
-                }
-            }
-            .assign(to: &$mode)
-    }
-    
-    var view: some View {
-        AutocompleteView()
-    }
-    
-    struct AutocompleteView: View {
-        @EnvironmentObject private var parent: ComposeController
-        @EnvironmentObject private var controller: AutocompleteController
-        @Environment(\.colorScheme) private var colorScheme: ColorScheme
-        
-        var body: some View {
-            if let mode = controller.mode {
-                VStack(spacing: 0) {
-                    Divider()
-                    suggestionsView(mode: mode)
-                }
-                .background(backgroundColor)
-            }
-        }
-        
-        @ViewBuilder
-        private func suggestionsView(mode: Mode) -> some View {
-            switch mode {
-            case .mention:
-                ControllerView(controller: { AutocompleteMentionsController(composeController: parent) })
-            case .emoji:
-                ControllerView(controller: { AutocompleteEmojisController(composeController: parent) })
-            case .hashtag:
-                ControllerView(controller: { AutocompleteHashtagsController(composeController: parent) })
-            }
-        }
-        
-        private var backgroundColor: Color {
-            Color(white: colorScheme == .light ? 0.98 : 0.15)
-        }
-        
-        private var borderColor: Color {
-            Color(white: colorScheme == .light ? 0.85 : 0.25)
-        }
-    }
-    
-    enum Mode {
-        case mention
-        case emoji
-        case hashtag
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/AutocompleteEmojisController.swift

@@ -1,188 +0,0 @@
-//
-//  AutocompleteEmojisController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/26/23.
-//
-
-import SwiftUI
-import Pachyderm
-import Combine
-import TuskerComponents
-
-class AutocompleteEmojisController: ViewController {
-    unowned let composeController: ComposeController
-    var mastodonController: ComposeMastodonContext { composeController.mastodonController }
-    
-    private var stateCancellable: AnyCancellable?
-    private var searchTask: Task<Void, Never>?
-    
-    @Published var expanded = false
-    @Published var emojis: [Emoji] = []
-    @Published var emojisBySection: [String: [Emoji]] = [:]
-    
-    init(composeController: ComposeController) {
-        self.composeController = composeController
-        
-        stateCancellable = composeController.$currentInput
-            .compactMap { $0 }
-            .flatMap { $0.autocompleteStatePublisher }
-            .compactMap {
-                if case .emoji(let s) = $0 {
-                    return s
-                } else {
-                    return nil
-                }
-            }
-            .removeDuplicates()
-            .sink { [unowned self] query in
-                self.searchTask?.cancel()
-                self.searchTask = Task { [weak self] in
-                    await self?.queryChanged(query)
-                }
-            }
-    }
-    
-    @MainActor
-    private func queryChanged(_ query: String) async {
-        var emojis = await composeController.mastodonController.getCustomEmojis()
-        guard !Task.isCancelled else {
-            return
-        }
-        
-        if !query.isEmpty {
-            emojis =
-            emojis.map { emoji -> (Emoji, (matched: Bool, score: Int)) in
-                (emoji, FuzzyMatcher.match(pattern: query, str: emoji.shortcode))
-            }
-            .filter(\.1.matched)
-            .sorted { $0.1.score > $1.1.score }
-            .map(\.0)
-        }
-        
-        var shortcodes = Set<String>()
-        var newEmojis = [Emoji]()
-        var newEmojisBySection = [String: [Emoji]]()
-        for emoji in emojis where !shortcodes.contains(emoji.shortcode) {
-            newEmojis.append(emoji)
-            shortcodes.insert(emoji.shortcode)
-            
-            let category = emoji.category ?? ""
-            if newEmojisBySection.keys.contains(category) {
-                newEmojisBySection[category]!.append(emoji)
-            } else {
-                newEmojisBySection[category] = [emoji]
-            }
-        }
-        self.emojis = newEmojis
-        self.emojisBySection = newEmojisBySection
-    }
-    
-    private func toggleExpanded() {
-        withAnimation {
-            expanded.toggle()
-        }
-    }
-    
-    private func autocomplete(with emoji: Emoji) {
-        guard let input = composeController.currentInput else { return }
-        input.autocomplete(with: ":\(emoji.shortcode):")
-    }
-    
-    var view: some View {
-        AutocompleteEmojisView()
-    }
-    
-    struct AutocompleteEmojisView: View {
-        @EnvironmentObject private var composeController: ComposeController
-        @EnvironmentObject private var controller: AutocompleteEmojisController
-        @ScaledMetric private var emojiSize = 30
-        
-        var body: some View {
-            // When exapnded, the toggle button should be at the top. When collapsed, it should be centered.
-            HStack(alignment: controller.expanded ? .top : .center, spacing: 0) {
-                emojiList
-                    .transition(.move(edge: .bottom))
-                
-                toggleExpandedButton
-                    .padding(.trailing, 8)
-                    .padding(.top, controller.expanded ? 8 : 0)
-            }
-        }
-        
-        @ViewBuilder
-        private var emojiList: some View {
-            if controller.expanded {
-                verticalGrid
-                    .frame(height: 150)
-            } else {
-                horizontalScrollView
-            }
-        }
-        
-        private var verticalGrid: some View {
-            ScrollView {
-                LazyVGrid(columns: [GridItem(.adaptive(minimum: emojiSize), spacing: 4)]) {
-                    ForEach(controller.emojisBySection.keys.sorted(), id: \.self) { section in
-                        Section {
-                            ForEach(controller.emojisBySection[section]!, id: \.shortcode) { emoji in
-                                Button(action: { controller.autocomplete(with: emoji) }) {
-                                    composeController.emojiImageView(emoji)
-                                        .frame(height: emojiSize)
-                                }
-                                .accessibilityLabel(emoji.shortcode)
-                            }
-                        } header: {
-                            if !section.isEmpty {
-                                VStack(alignment: .leading, spacing: 2) {
-                                    Text(section)
-                                        .font(.caption)
-                                    
-                                    Divider()
-                                }
-                                .padding(.top, 4)
-                            }
-                        }
-                    }
-                }
-                .padding(.all, 8)
-                // the spacing between the grid sections doesn't seem to be taken into account by the ScrollView?
-                .padding(.bottom, CGFloat(controller.emojisBySection.keys.count) * 4)
-            }
-            .frame(maxWidth: .infinity)
-        }
-        
-        private var horizontalScrollView: some View {
-            ScrollView(.horizontal) {
-                LazyHStack(spacing: 8) {
-                    ForEach(controller.emojis, id: \.shortcode) { emoji in
-                        Button(action: { controller.autocomplete(with: emoji) }) {
-                            HStack(spacing: 4) {
-                                composeController.emojiImageView(emoji)
-                                    .frame(height: emojiSize)
-                                Text(verbatim: ":\(emoji.shortcode):")
-                                    .foregroundColor(.primary)
-                            }
-                        }
-                        .accessibilityLabel(emoji.shortcode)
-                        .frame(height: emojiSize)
-                    }
-                    .animation(.linear(duration: 0.2), value: controller.emojis)
-                }
-                .padding(.horizontal, 8)
-                .frame(height: emojiSize + 16)
-            }
-        }
-        
-        private var toggleExpandedButton: some View {
-            Button(action: controller.toggleExpanded) {
-                Image(systemName: "chevron.down")
-                    .resizable()
-                    .aspectRatio(contentMode: .fit)
-                    .rotationEffect(controller.expanded ? .zero : .degrees(180))
-            }
-            .accessibilityLabel(controller.expanded ? "Collapse" : "Expand")
-            .frame(width: 20, height: 20)
-        }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/AutocompleteHashtagsController.swift

@@ -1,125 +0,0 @@
-//
-//  AutocompleteHashtagsController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 4/1/23.
-//
-
-import SwiftUI
-import Combine
-import Pachyderm
-import TuskerComponents
-
-class AutocompleteHashtagsController: ViewController {
-    unowned let composeController: ComposeController
-    var mastodonController: ComposeMastodonContext { composeController.mastodonController }
-    
-    private var stateCancellable: AnyCancellable?
-    private var searchTask: Task<Void, Never>?
-    
-    @Published var hashtags: [Hashtag] = []
-    
-    init(composeController: ComposeController) {
-        self.composeController = composeController
-        
-        stateCancellable = composeController.$currentInput
-            .compactMap { $0 }
-            .flatMap { $0.autocompleteStatePublisher }
-            .compactMap {
-                if case .hashtag(let s) = $0 {
-                    return s
-                } else {
-                    return nil
-                }
-            }
-            .debounce(for: .milliseconds(250), scheduler: DispatchQueue.main)
-            .sink { [unowned self] query in
-                self.searchTask?.cancel()
-                self.searchTask = Task { [weak self] in
-                    await self?.queryChanged(query)
-                }
-            }
-    }
-    
-    @MainActor
-    private func queryChanged(_ query: String) async {
-        guard !query.isEmpty else {
-            hashtags = []
-            return
-        }
-        
-        let localHashtags = mastodonController.searchCachedHashtags(query: query)
-        
-        var onlyLocalTagsTask: Task<Void, any Error>?
-        if !localHashtags.isEmpty {
-            onlyLocalTagsTask = Task {
-                // we only want to do the local-only search if the trends API call takes more than .25sec or it fails
-                try await Task.sleep(nanoseconds: 250 * NSEC_PER_MSEC)
-                self.updateHashtags(searchResults: [], trendingTags: [], localHashtags: localHashtags, query: query)
-            }
-        }
-        
-        async let trendingTags = try? mastodonController.run(Client.getTrendingHashtags()).0
-        async let searchResults = try? mastodonController.run(Client.search(query: "#\(query)", types: [.hashtags])).0.hashtags
-        
-        let trends = await trendingTags ?? []
-        let search = await searchResults ?? []
-        
-        onlyLocalTagsTask?.cancel()
-        guard !Task.isCancelled else { return }
-        
-        updateHashtags(searchResults: search, trendingTags: trends, localHashtags: localHashtags, query: query)
-    }
-    
-    @MainActor
-    private func updateHashtags(searchResults: [Hashtag], trendingTags: [Hashtag], localHashtags: [Hashtag], query: String) {
-        var addedHashtags = Set<String>()
-        var hashtags = [(Hashtag, Int)]()
-        for group in [searchResults, trendingTags, localHashtags] {
-            for tag in group where !addedHashtags.contains(tag.name) {
-                let (matched, score) = FuzzyMatcher.match(pattern: query, str: tag.name)
-                if matched {
-                    hashtags.append((tag, score))
-                    addedHashtags.insert(tag.name)
-                }
-            }
-        }
-        self.hashtags = hashtags
-            .sorted { $0.1 > $1.1 }
-            .map(\.0)
-    }
-    
-    private func autocomplete(with hashtag: Hashtag) {
-        guard let currentInput = composeController.currentInput else { return }
-        currentInput.autocomplete(with: "#\(hashtag.name)")
-    }
-    
-    var view: some View {
-        AutocompleteHashtagsView()
-    }
-    
-    struct AutocompleteHashtagsView: View {
-        @EnvironmentObject private var controller: AutocompleteHashtagsController
-        
-        var body: some View {
-            ScrollView(.horizontal) {
-                HStack(spacing: 8) {
-                    ForEach(controller.hashtags, id: \.name) { hashtag in
-                        Button(action: { controller.autocomplete(with: hashtag) }) {
-                            Text(verbatim: "#\(hashtag.name)")
-                                .foregroundColor(Color(uiColor: .label))
-                        }
-                        .frame(height: 30)
-                        .padding(.vertical, 8)
-                    }
-                    
-                    Spacer()
-                }
-                .padding(.horizontal, 8)
-                .animation(.linear(duration: 0.2), value: controller.hashtags)
-            }
-        }
-    }
-    
-    
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/AutocompleteMentionsController.swift

@@ -1,179 +0,0 @@
-//
-//  AutocompleteMentionsController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/25/23.
-//
-
-import SwiftUI
-import Combine
-import Pachyderm
-import TuskerComponents
-
-class AutocompleteMentionsController: ViewController {
-    
-    unowned let composeController: ComposeController
-    var mastodonController: ComposeMastodonContext { composeController.mastodonController }
-    
-    private var stateCancellable: AnyCancellable?
-    
-    @Published private var accounts: [AnyAccount] = []
-    private var searchTask: Task<Void, Never>?
-    
-    init(composeController: ComposeController) {
-        self.composeController = composeController
-        
-        stateCancellable = composeController.$currentInput
-            .compactMap { $0 }
-            .flatMap { $0.autocompleteStatePublisher }
-            .compactMap {
-                if case .mention(let s) = $0 {
-                    return s
-                } else {
-                    return nil
-                }
-            }
-            .debounce(for: .milliseconds(250), scheduler: DispatchQueue.main)
-            .sink { [unowned self] query in
-                self.searchTask?.cancel()
-                // weak in case the autocomplete controller is dealloc'd racing with the task starting
-                self.searchTask = Task { [weak self] in
-                    await self?.queryChanged(query)
-                }
-            }
-    }
-    
-    @MainActor
-    private func queryChanged(_ query: String) async {
-        guard !query.isEmpty else {
-            accounts = []
-            return
-        }
-        
-        let localSearchTask = Task {
-            // we only want to search locally if the search API call takes more than .25sec or it fails
-            try await Task.sleep(nanoseconds: 250 * NSEC_PER_MSEC)
-            
-            let results = self.mastodonController.searchCachedAccounts(query: query)
-            try Task.checkCancellation()
-            
-            if !results.isEmpty {
-                self.loadAccounts(results.map { .init(value: $0) }, query: query)
-            }
-        }
-        
-        let accounts = try? await mastodonController.run(Client.searchForAccount(query: query)).0
-        guard let accounts,
-              !Task.isCancelled else {
-            return
-        }
-        localSearchTask.cancel()
-        
-       loadAccounts(accounts.map { .init(value: $0) }, query: query)
-    }
-    
-    @MainActor
-    private func loadAccounts(_ accounts: [AnyAccount], query: String) {
-        guard case .mention(query) = composeController.currentInput?.autocompleteState else {
-            return
-        }
-        
-        // when sorting account suggestions, ignore the domain component of the acct unless the user is typing it themself
-        let ignoreDomain = !query.contains("@")
-        
-        self.accounts =
-            accounts.map { (account) -> (AnyAccount, (matched: Bool, score: Int)) in
-                let fuzzyStr = ignoreDomain ? String(account.value.acct.split(separator: "@").first!) : account.value.acct
-                let res = (account, FuzzyMatcher.match(pattern: query, str: fuzzyStr))
-                return res
-            }
-            .filter(\.1.matched)
-            .map { (account, res) -> (AnyAccount, Int) in
-                // give higher weight to accounts that the user follows or is followed by
-                var score = res.score
-                if let relationship = mastodonController.cachedRelationship(for: account.value.id) {
-                    if relationship.following {
-                        score += 3
-                    }
-                    if relationship.followedBy {
-                        score += 2
-                    }
-                }
-                return (account, score)
-            }
-            .sorted { $0.1 > $1.1 }
-            .map(\.0)
-    }
-    
-    private func autocomplete(with account: AnyAccount) {
-        guard let input = composeController.currentInput else {
-            return
-        }
-        input.autocomplete(with: "@\(account.value.acct)")
-    }
-    
-    var view: some View {
-        AutocompleteMentionsView()
-    }
-    
-    struct AutocompleteMentionsView: View {
-        @EnvironmentObject private var controller: AutocompleteMentionsController
-        
-        var body: some View {
-            ScrollView(.horizontal) {
-                HStack(spacing: 8) {
-                    ForEach(controller.accounts) { account in
-                        AutocompleteMentionButton(account: account)
-                    }
-                    
-                    Spacer()
-                }
-                .padding(.horizontal, 8)
-                .animation(.linear(duration: 0.2), value: controller.accounts)
-            }
-            .onDisappear {
-                controller.searchTask?.cancel()
-            }
-        }
-    }
-    
-    private struct AutocompleteMentionButton: View {
-        @EnvironmentObject private var composeController: ComposeController
-        @EnvironmentObject private var controller: AutocompleteMentionsController
-        let account: AnyAccount
-        
-        var body: some View {
-            Button(action: { controller.autocomplete(with: account) }) {
-                HStack(spacing: 4) {
-                    AvatarImageView(
-                        url: account.value.avatar,
-                        size: 30,
-                        style: composeController.config.avatarStyle,
-                        fetchAvatar: composeController.fetchAvatar
-                    )
-                    
-                    VStack(alignment: .leading) {
-                        controller.composeController.displayNameLabel(account.value, .subheadline, 14)
-                            .foregroundColor(.primary)
-                        
-                        Text(verbatim: "@\(account.value.acct)")
-                            .font(.caption)
-                            .foregroundColor(.primary)
-                    }
-                }
-            }
-            .frame(height: 30)
-            .padding(.vertical, 8)
-        }
-    }
-}
-
-fileprivate struct AnyAccount: Equatable, Identifiable {
-    let value: any AccountProtocol
-    
-    var id: String { value.id }
-    
-    static func ==(lhs: AnyAccount, rhs: AnyAccount) -> Bool {
-        return lhs.value.id == rhs.value.id
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/ComposeController.swift

@@ -1,508 +0,0 @@
-//
-//  ComposeController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/4/23.
-//
-
-import SwiftUI
-import Combine
-import Pachyderm
-import TuskerComponents
-import MatchedGeometryPresentation
-import CoreData
-
-public final class ComposeController: ViewController {
-    public typealias FetchAttachment = (URL) async  -> UIImage?
-    public typealias FetchStatus = (String) -> (any StatusProtocol)?
-    public typealias DisplayNameLabel = (any AccountProtocol, Font.TextStyle, CGFloat) -> AnyView
-    public typealias CurrentAccountContainerView = (AnyView) -> AnyView
-    public typealias ReplyContentView = (any StatusProtocol, @escaping (CGFloat) -> Void) -> AnyView
-    public typealias EmojiImageView = (Emoji) -> AnyView
-    
-    @Published public private(set) var draft: Draft {
-        didSet {
-            assert(draft.managedObjectContext == DraftsPersistentContainer.shared.viewContext)
-        }
-    }
-    @Published public var config: ComposeUIConfig
-    @Published public var mastodonController: ComposeMastodonContext
-    let fetchAvatar: AvatarImageView.FetchAvatar
-    let fetchAttachment: FetchAttachment
-    let fetchStatus: FetchStatus
-    let displayNameLabel: DisplayNameLabel
-    let currentAccountContainerView: CurrentAccountContainerView
-    let replyContentView: ReplyContentView
-    let emojiImageView: EmojiImageView
-    
-    @Published public var currentAccount: (any AccountProtocol)?
-    @Published public var showToolbar = true
-    @Published public var deleteDraftOnDisappear = true
-    
-    @Published var autocompleteController: AutocompleteController!
-    @Published var toolbarController: ToolbarController!
-    @Published var attachmentsListController: AttachmentsListController!
-    
-    // this property is here rather than on the AttachmentsListController so that the ComposeView
-    // updates when it changes, because changes to it may alter postButtonEnabled
-    @Published var attachmentsMissingDescriptions = Set<UUID>()
-    @Published var focusedAttachment: (DraftAttachment, AttachmentThumbnailController)?
-    let scrollToAttachment = PassthroughSubject<UUID, Never>()
-    @Published var contentWarningBecomeFirstResponder = false
-    @Published var mainComposeTextViewBecomeFirstResponder = false
-    @Published var currentInput: (any ComposeInput)? = nil
-    @Published var shouldEmojiAutocompletionBeginExpanded = false
-    @Published var isShowingSaveDraftSheet = false
-    @Published var isShowingDraftsList = false
-    @Published var poster: PostService?
-    @Published var postError: PostService.Error?
-    @Published public private(set) var didPostSuccessfully = false
-    @Published var hasChangedLanguageSelection = false
-    
-    private var isDisappearing = false
-    private var userConfirmedDelete = false
-    
-    public var isPosting: Bool {
-        poster != nil
-    }
-    
-    var charactersRemaining: Int {
-        let instanceFeatures = mastodonController.instanceFeatures
-        let limit = instanceFeatures.maxStatusChars
-        let cwCount = draft.contentWarningEnabled ? draft.contentWarning.count : 0
-        return limit - (cwCount + CharacterCounter.count(text: draft.text, for: instanceFeatures))
-    }
-    
-    var postButtonEnabled: Bool {
-        draft.editedStatusID != nil ||
-            (draft.hasContent
-                && charactersRemaining >= 0
-                && !isPosting
-                && attachmentsListController.isValid
-                && isPollValid)
-    }
-    
-    private var isPollValid: Bool {
-        draft.poll == nil || draft.poll!.pollOptions.allSatisfy { !$0.text.isEmpty }
-    }
-    
-    public var navigationTitle: String {
-        if let id = draft.inReplyToID,
-           let status = fetchStatus(id) {
-            return "Reply to @\(status.account.acct)"
-        } else if draft.editedStatusID != nil {
-            return "Edit Post"
-        } else {
-            return "New Post"
-        }
-    }
-    
-    public init(
-        draft: Draft,
-        config: ComposeUIConfig,
-        mastodonController: ComposeMastodonContext,
-        fetchAvatar: @escaping AvatarImageView.FetchAvatar,
-        fetchAttachment: @escaping FetchAttachment,
-        fetchStatus: @escaping FetchStatus,
-        displayNameLabel: @escaping DisplayNameLabel,
-        currentAccountContainerView: @escaping CurrentAccountContainerView = { $0 },
-        replyContentView: @escaping ReplyContentView,
-        emojiImageView: @escaping EmojiImageView
-    ) {
-        self.draft = draft
-        assert(draft.managedObjectContext == DraftsPersistentContainer.shared.viewContext)
-        self.config = config
-        self.mastodonController = mastodonController
-        self.fetchAvatar = fetchAvatar
-        self.fetchAttachment = fetchAttachment
-        self.fetchStatus = fetchStatus
-        self.displayNameLabel = displayNameLabel
-        self.currentAccountContainerView = currentAccountContainerView
-        self.replyContentView = replyContentView
-        self.emojiImageView = emojiImageView
-        
-        self.autocompleteController = AutocompleteController(parent: self)
-        self.toolbarController = ToolbarController(parent: self)
-        self.attachmentsListController = AttachmentsListController(parent: self)
-        
-        NotificationCenter.default.addObserver(self, selector: #selector(currentInputModeChanged), name: UITextInputMode.currentInputModeDidChangeNotification, object: nil)
-        NotificationCenter.default.addObserver(self, selector: #selector(managedObjectsDidChange), name: .NSManagedObjectContextObjectsDidChange, object: DraftsPersistentContainer.shared.viewContext)
-    }
-    
-    public var view: some View {
-        if Preferences.shared.hasFeatureFlag(.composeRewrite) {
-            ComposeUI.ComposeView(draft: draft, mastodonController: mastodonController)
-                .environment(\.currentAccount, currentAccount)
-                .environment(\.composeUIConfig, config)
-        } else {
-            ComposeView(poster: poster)
-                .environment(\.managedObjectContext, DraftsPersistentContainer.shared.viewContext)
-                .environmentObject(draft)
-                .environmentObject(mastodonController.instanceFeatures)
-                .environment(\.composeUIConfig, config)
-        }
-    }
-    
-    @MainActor
-    @objc private func managedObjectsDidChange(_ notification: Foundation.Notification) {
-        if let deleted = notification.userInfo?[NSDeletedObjectsKey] as? Set<NSManagedObject>,
-           deleted.contains(where: { $0.objectID == self.draft.objectID }),
-           !isDisappearing {
-            self.config.dismiss(.cancel)
-        }
-    }
-    
-    public func canPaste(itemProviders: [NSItemProvider]) -> Bool {
-        guard itemProviders.allSatisfy({ $0.canLoadObject(ofClass: DraftAttachment.self) }) else {
-            return false
-        }
-        if mastodonController.instanceFeatures.mastodonAttachmentRestrictions {
-            if draft.draftAttachments.allSatisfy({ $0.type == .image }) {
-                // if providers are videos, this technically allows invalid video/image combinations
-                return itemProviders.count + draft.attachments.count <= 4
-            } else {
-                return false
-            }
-        } else {
-            return true
-        }
-    }
-    
-    public func paste(itemProviders: [NSItemProvider]) {
-        for provider in itemProviders where provider.canLoadObject(ofClass: DraftAttachment.self) {
-            provider.loadObject(ofClass: DraftAttachment.self) { object, error in
-                guard let attachment = object as? DraftAttachment else { return }
-                DispatchQueue.main.async {
-                    guard self.attachmentsListController.canAddAttachment else { return }
-                    DraftsPersistentContainer.shared.viewContext.insert(attachment)
-                    attachment.draft = self.draft
-                    self.draft.attachments.add(attachment)
-                }
-            }
-        }
-    }
-    
-    @MainActor
-    func cancel() {
-        if draft.hasContent {
-            isShowingSaveDraftSheet = true
-        } else {
-            deleteDraftOnDisappear = true
-            config.dismiss(.cancel)
-        }
-    }
-    
-    @MainActor
-    func cancel(deleteDraft: Bool) {
-        deleteDraftOnDisappear = true
-        userConfirmedDelete = deleteDraft
-        config.dismiss(.cancel)
-    }
-    
-    func postStatus() {
-        guard !isPosting,
-              draft.editedStatusID != nil || draft.hasContent else {
-            return
-        }
-        
-        Task { @MainActor in
-            let poster = PostService(mastodonController: mastodonController, config: config, draft: draft)
-            self.poster = poster
-            
-            // try to resign the first responder, if there is one.
-            // otherwise, the existence of the poster changes the .disabled modifier which causes the keyboard to hide
-            // and the first responder to change during a view update, which in turn triggers a bunch of state changes
-            UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
-            
-            do {
-                try await poster.post()
-                
-                deleteDraftOnDisappear = true
-                didPostSuccessfully = true
-                
-                // wait .25 seconds so the user can see the progress bar has completed
-                try? await Task.sleep(nanoseconds: 250_000_000)
-                
-                // don't unset the poster, so the ui remains disabled while dismissing
-                
-                config.dismiss(.post)
-                
-            } catch let error as PostService.Error {
-                self.postError = error
-                self.poster = nil
-            } catch {
-                fatalError("unreachable")
-            }
-        }
-    }
-    
-    func showDrafts() {
-        isShowingDraftsList = true
-    }
-    
-    func selectDraft(_ newDraft: Draft) {
-        let oldDraft = self.draft
-        self.draft = newDraft
-        
-        if !oldDraft.hasContent {
-            DraftsPersistentContainer.shared.viewContext.delete(oldDraft)
-        }
-        DraftsPersistentContainer.shared.save()
-    }
-    
-    func onDisappear() {
-        isDisappearing = true
-        if deleteDraftOnDisappear && (!draft.hasContent || didPostSuccessfully || userConfirmedDelete) {
-            DraftsPersistentContainer.shared.viewContext.delete(draft)
-        }
-        DraftsPersistentContainer.shared.save()
-    }
-    
-    func toggleContentWarning() {
-        draft.contentWarningEnabled.toggle()
-        if draft.contentWarningEnabled {
-            contentWarningBecomeFirstResponder = true
-        }
-    }
-    
-    @available(iOS 16.0, *)
-    @objc private func currentInputModeChanged() {
-        guard let mode = currentInput?.textInputMode,
-              let code = LanguagePicker.codeFromInputMode(mode),
-              !hasChangedLanguageSelection && !draft.hasContent else {
-            return
-        }
-        draft.language = code.identifier
-    }
-    
-    struct ComposeView: View {
-        @OptionalObservedObject var poster: PostService?
-        @EnvironmentObject var controller: ComposeController
-        @EnvironmentObject var draft: Draft
-        #if !os(visionOS)
-        @StateObject private var keyboardReader = KeyboardReader()
-        #endif
-        @State private var globalFrameOutsideList = CGRect.zero
-        
-        init(poster: PostService?) {
-            self.poster = poster
-        }
-        
-        var config: ComposeUIConfig {
-            controller.config
-        }
-        
-        var body: some View {
-            NavigationView {
-                navRoot
-            }
-            .navigationViewStyle(.stack)
-        }
-        
-        private var navRoot: some View {
-            ZStack(alignment: .top) {
-                // just using .background doesn't work; for some reason it gets inset immediately after the software keyboard is dismissed
-                config.backgroundColor
-                    .edgesIgnoringSafeArea(.all)
-                
-                ScrollViewReader { proxy in
-                    mainList
-                        .onReceive(controller.scrollToAttachment) { id in
-                            proxy.scrollTo(id, anchor: .center)
-                        }
-                }
-                
-                if let poster = poster {
-                    // can't use SwiftUI.ProgressView because there's no UIProgressView.Style.bar equivalent, see FB8587149
-                    WrappedProgressView(value: poster.currentStep, total: poster.totalSteps)
-                }
-            }
-            .safeAreaInset(edge: .bottom, spacing: 0) {
-                if controller.showToolbar {
-                    VStack(spacing: 0) {
-                        ControllerView(controller: { controller.autocompleteController })
-                            .transition(.move(edge: .bottom))
-                            .animation(.default, value: controller.currentInput?.autocompleteState)
-                        
-                        #if !os(visionOS)
-                        ControllerView(controller: { controller.toolbarController })
-                        #endif
-                    }
-                    .transition(.move(edge: .bottom))
-                }
-            }
-            .toolbar {
-                ToolbarItem(placement: .cancellationAction) { cancelButton }
-                #if targetEnvironment(macCatalyst)
-                ToolbarItem(placement: .topBarTrailing) { draftsButton }
-                ToolbarItem(placement: .confirmationAction) { postButton }
-                #else
-                ToolbarItem(placement: .confirmationAction) { postOrDraftsButton }
-                #endif
-                #if os(visionOS)
-                ToolbarItem(placement: .bottomOrnament) {
-                    ControllerView(controller: { controller.toolbarController })
-                }
-                #endif
-            }
-            .background(GeometryReader { proxy in
-                Color.clear
-                    .preference(key: GlobalFrameOutsideListPrefKey.self, value: proxy.frame(in: .global))
-                    .onPreferenceChange(GlobalFrameOutsideListPrefKey.self) { newValue in
-                        globalFrameOutsideList = newValue
-                    }
-            })
-            .sheet(isPresented: $controller.isShowingDraftsList) {
-                ControllerView(controller: { DraftsController(parent: controller, isPresented: $controller.isShowingDraftsList) })
-            }
-            .alertWithData("Error Posting", data: $controller.postError, actions: { _ in
-                Button("OK") {}
-            }, message: { error in
-                Text(error.localizedDescription)
-            })
-            .matchedGeometryPresentation(id: Binding(get: { () -> UUID?? in
-                let id = controller.focusedAttachment?.0.id
-                // this needs to be a double optional, since the type used for for the presentationID in the geom source is a UUID?
-                return id.map { Optional.some($0) }
-            }, set: {
-                if $0 == nil {
-                    controller.focusedAttachment = nil
-                } else {
-                    fatalError()
-                }
-            }), backgroundColor: .black) {
-                ControllerView(controller: {
-                    FocusedAttachmentController(
-                        parent: controller,
-                        attachment: controller.focusedAttachment!.0,
-                        thumbnailController: controller.focusedAttachment!.1
-                    )
-                })
-            }
-            .onDisappear(perform: controller.onDisappear)
-            .navigationTitle(controller.navigationTitle)
-            .navigationBarTitleDisplayMode(.inline)
-        }
-        
-        private var mainList: some View {
-            List {
-                if let id = draft.inReplyToID,
-                   let status = controller.fetchStatus(id) {
-                    ReplyStatusView(
-                        status: status,
-                        rowTopInset: 8,
-                        globalFrameOutsideList: globalFrameOutsideList
-                    )
-                    // i don't know why swiftui can't infer this from the status that's passed into the ReplyStatusView changing
-                    .id(id)
-                    .listRowInsets(EdgeInsets(top: 8, leading: 8, bottom: 4, trailing: 8))
-                    .listRowSeparator(.hidden)
-                    .listRowBackground(config.backgroundColor)
-                }
-                
-                HeaderView(currentAccount: controller.currentAccount, charsRemaining: controller.charactersRemaining)
-                    .listRowInsets(EdgeInsets(top: draft.inReplyToID == nil ? 8 : 4, leading: 8, bottom: 4, trailing: 8))
-                    .listRowSeparator(.hidden)
-                    .listRowBackground(config.backgroundColor)
-                
-                if draft.contentWarningEnabled {
-                    EmojiTextField(
-                        text: $draft.contentWarning,
-                        placeholder: "Write your warning here",
-                        maxLength: nil,
-                        becomeFirstResponder: $controller.contentWarningBecomeFirstResponder,
-                        focusNextView: $controller.mainComposeTextViewBecomeFirstResponder
-                    )
-                        .listRowInsets(EdgeInsets(top: 4, leading: 8, bottom: 4, trailing: 8))
-                        .listRowSeparator(.hidden)
-                        .listRowBackground(config.backgroundColor)
-                }
-                
-                MainTextView()
-                    .listRowInsets(EdgeInsets(top: 4, leading: 8, bottom: 4, trailing: 8))
-                    .listRowSeparator(.hidden)
-                    .listRowBackground(config.backgroundColor)
-                
-                if let poll = draft.poll {
-                    ControllerView(controller: { PollController(parent: controller, poll: poll) })
-                        .listRowInsets(EdgeInsets(top: 4, leading: 8, bottom: 8, trailing: 8))
-                        .listRowSeparator(.hidden)
-                        .listRowBackground(config.backgroundColor)
-                }
-                
-                ControllerView(controller: { controller.attachmentsListController })
-                    .listRowInsets(EdgeInsets(top: 4, leading: 8, bottom: 8, trailing: 8))
-                    .listRowBackground(config.backgroundColor)
-            }
-            .listStyle(.plain)
-            #if !os(visionOS)
-            .scrollDismissesKeyboard(.interactively)
-            #endif
-            .disabled(controller.isPosting)
-        }
-        
-        private var cancelButton: some View {
-            Button(action: controller.cancel) {
-                Text("Cancel")
-                    // otherwise all Buttons in the nav bar are made semibold
-                    .font(.system(size: 17, weight: .regular))
-            }
-            .disabled(controller.isPosting)
-            .confirmationDialog("Are you sure?", isPresented: $controller.isShowingSaveDraftSheet) {
-                // edit drafts can't be saved
-                if draft.editedStatusID == nil {
-                    Button(action: { controller.cancel(deleteDraft: false) }) {
-                        Text("Save Draft")
-                    }
-                    Button(role: .destructive, action: { controller.cancel(deleteDraft: true) }) {
-                        Text("Delete Draft")
-                    }
-                } else {
-                    Button(role: .destructive, action: { controller.cancel(deleteDraft: true) }) {
-                        Text("Cancel Edit")
-                    }
-                }
-            }
-        }
-        
-        @ViewBuilder
-        private var postOrDraftsButton: some View {
-            if draft.hasContent || draft.editedStatusID != nil || !controller.config.allowSwitchingDrafts {
-                postButton
-            } else {
-                draftsButton
-            }
-        }
-        
-        private var draftsButton: some View {
-            Button(action: controller.showDrafts) {
-                Text("Drafts")
-            }
-        }
-        
-        private var postButton: some View {
-            Button(action: controller.postStatus) {
-                Text(draft.editedStatusID == nil ? "Post" : "Edit")
-            }
-            .keyboardShortcut(.return, modifiers: .command)
-            .disabled(!controller.postButtonEnabled)
-        }
-    }
-}
-
-private struct GlobalFrameOutsideListPrefKey: PreferenceKey {
-    static var defaultValue: CGRect = .zero
-    static func reduce(value: inout CGRect, nextValue: () -> CGRect) {
-        value = nextValue()
-    }
-}
-
-private struct ComposeUIConfigEnvironmentKey: EnvironmentKey {
-    static let defaultValue = ComposeUIConfig()
-}
-extension EnvironmentValues {
-    var composeUIConfig: ComposeUIConfig {
-        get { self[ComposeUIConfigEnvironmentKey.self] }
-        set { self[ComposeUIConfigEnvironmentKey.self] = newValue }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/DraftsController.swift

@@ -1,174 +0,0 @@
-//
-//  DraftsController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/7/23.
-//
-
-import SwiftUI
-import TuskerComponents
-import CoreData
-
-class DraftsController: ViewController {
-    
-    unowned let parent: ComposeController
-    @Binding var isPresented: Bool
-    
-    @Published var draftForDifferentReply: Draft?
-    
-    init(parent: ComposeController, isPresented: Binding<Bool>) {
-        self.parent = parent
-        self._isPresented = isPresented
-    }
-    
-    var view: some View {
-        DraftsRepresentable()
-    }
-    
-    func maybeSelectDraft(_ draft: Draft) {
-        if draft.inReplyToID != parent.draft.inReplyToID,
-           parent.draft.hasContent {
-            draftForDifferentReply = draft
-        } else {
-            confirmSelectDraft(draft)
-        }
-    }
-    
-    func cancelSelectingDraft() {
-        draftForDifferentReply = nil
-    }
-    
-    func confirmSelectDraft(_ draft: Draft) {
-        parent.selectDraft(draft)
-        closeDrafts()
-    }
-    
-    func deleteDraft(_ draft: Draft) {
-        DraftsPersistentContainer.shared.viewContext.delete(draft)
-    }
-    
-    func closeDrafts() {
-        isPresented = false
-        DraftsPersistentContainer.shared.save()
-    }
-    
-    struct DraftsRepresentable: UIViewControllerRepresentable {
-        typealias UIViewControllerType = UIHostingController<DraftsView>
-        
-        func makeUIViewController(context: Context) -> UIHostingController<DraftsController.DraftsView> {
-            return UIHostingController(rootView: DraftsView())
-        }
-        
-        func updateUIViewController(_ uiViewController: UIHostingController<DraftsController.DraftsView>, context: Context) {
-        }
-    }
-    
-    struct DraftsView: View {
-        @EnvironmentObject private var controller: DraftsController
-        @EnvironmentObject private var currentDraft: Draft
-        @FetchRequest(sortDescriptors: [SortDescriptor(\Draft.lastModified, order: .reverse)]) private var drafts: FetchedResults<Draft>
-        
-        var body: some View {
-            NavigationView {
-                List {
-                    ForEach(drafts) { draft in
-                        Button(action: { controller.maybeSelectDraft(draft) }) {
-                            DraftRow(draft: draft)
-                        }
-                        .contextMenu {
-                            Button(role: .destructive, action: { controller.deleteDraft(draft) }) {
-                                Label("Delete Draft", systemImage: "trash")
-                            }
-                        }
-                        .ifLet(controller.parent.config.userActivityForDraft(draft), modify: { view, activity in
-                            view.onDrag { activity }
-                        })
-                    }
-                    .onDelete { indices in
-                        indices.map { drafts[$0] }.forEach(controller.deleteDraft)
-                    }
-                }
-                .listStyle(.plain)
-                .navigationTitle("Drafts")
-                .navigationBarTitleDisplayMode(.inline)
-                .toolbar {
-                    ToolbarItem(placement: .cancellationAction) { cancelButton }
-                }
-            }
-            .alertWithData("Different Reply", data: $controller.draftForDifferentReply) { draft in
-                Button(role: .cancel, action: controller.cancelSelectingDraft) {
-                    Text("Cancel")
-                }
-                Button(action: { controller.confirmSelectDraft(draft) }) {
-                    Text("Restore Draft")
-                }
-            } message: { _ in
-                Text("The selected draft is a reply to a different post, do you wish to use it?")
-            }
-            .onAppear {
-                drafts.nsPredicate = NSPredicate(format: "accountID == %@ AND id != %@ AND lastModified != nil", controller.parent.mastodonController.accountInfo!.id, currentDraft.id as NSUUID)
-            }
-        }
-        
-        private var cancelButton: some View {
-            Button(action: controller.closeDrafts) {
-                Text("Cancel")
-            }
-        }
-    }
-}
-
-private struct DraftRow: View {
-    @ObservedObject var draft: Draft
-    @EnvironmentObject private var controller: DraftsController
-    
-    var body: some View {
-        HStack {
-            VStack(alignment: .leading) {
-                if draft.editedStatusID != nil {
-                    // shouldn't happen unless the app crashed/was killed during an edit
-                    Text("Edit")
-                        .font(.body.bold())
-                        .foregroundColor(.orange)
-                }
-                
-                if draft.contentWarningEnabled {
-                    Text(draft.contentWarning)
-                        .font(.body.bold())
-                        .foregroundColor(.secondary)
-                }
-                
-                Text(draft.text)
-                    .font(.body)
-                
-                HStack(spacing: 8) {
-                    ForEach(draft.draftAttachments) { attachment in
-                        ControllerView(controller: { AttachmentThumbnailController(attachment: attachment, parent: controller.parent) })
-                            .aspectRatio(contentMode: .fit)
-                            .clipShape(RoundedRectangle(cornerRadius: 5))
-                            .frame(height: 50)
-                    }
-                }
-            }
-            
-            Spacer()
-            
-            if let lastModified = draft.lastModified {
-                Text(lastModified.formatted(.abbreviatedTimeAgo))
-                    .font(.body)
-                    .foregroundColor(.secondary)
-            }
-        }
-    }
-}
-
-private extension View {
-    @ViewBuilder
-    func ifLet<T, V: View>(_ value: T?, modify: (Self, T) -> V) -> some View {
-        if let value {
-            modify(self, value)
-        } else {
-            self
-        }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/FocusedAttachmentController.swift

@@ -1,119 +0,0 @@
-//
-//  FocusedAttachmentController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 4/29/23.
-//
-
-import SwiftUI
-import MatchedGeometryPresentation
-import AVKit
-
-class FocusedAttachmentController: ViewController {
-    
-    unowned let parent: ComposeController
-    let attachment: DraftAttachment
-    let thumbnailController: AttachmentThumbnailController
-    private let player: AVPlayer?
-    
-    init(parent: ComposeController, attachment: DraftAttachment, thumbnailController: AttachmentThumbnailController) {
-        self.parent = parent
-        self.attachment = attachment
-        self.thumbnailController = thumbnailController
-        
-        if case let .file(url, type) = attachment.data,
-           type.conforms(to: .movie) {
-            self.player = AVPlayer(url: url)
-            self.player!.isMuted = true
-        } else {
-            self.player = nil
-        }
-    }
-    
-    var view: some View {
-        FocusedAttachmentView(attachment: attachment)
-    }
-    
-    struct FocusedAttachmentView: View {
-        @ObservedObject var attachment: DraftAttachment
-        @EnvironmentObject private var controller: FocusedAttachmentController
-        @Environment(\.dismiss) private var dismiss
-        @FocusState private var textEditorFocused: Bool
-        @EnvironmentObject private var matchedGeomState: MatchedGeometryState
-        
-        var body: some View {
-            VStack(spacing: 0) {
-                Spacer(minLength: 0)
-                
-                if let player = controller.player {
-                    VideoPlayer(player: player)
-                        .matchedGeometryDestination(id: attachment.id)
-                        .onAppear {
-                            player.play()
-                        }
-                } else {
-                    ZoomableScrollView {
-                        attachmentView
-                            .matchedGeometryDestination(id: attachment.id)
-                    }
-                }
-                
-                Spacer(minLength: 0)
-                
-                FocusedAttachmentDescriptionView(attachment: attachment)
-                    .environment(\.colorScheme, .dark)
-                    .matchedGeometryDestination(id: AttachmentDescriptionTextViewID(attachment))
-                    .frame(height: 150)
-                    .focused($textEditorFocused)
-            }
-            .background(.black)
-            .overlay(alignment: .topLeading, content: {
-                Button {
-                    // set the mode to dismissing immediately, so that layout changes due to the keyboard hiding
-                    // (which happens before the dismiss animation controller starts running) don't alter the destination frames
-                    if textEditorFocused {
-                        matchedGeomState.mode = .dismissing
-                    }
-                    dismiss()
-                } label: {
-                    Image(systemName: "arrow.down.forward.and.arrow.up.backward")
-                }
-                .buttonStyle(DismissFocusedAttachmentButtonStyle())
-                .padding([.top, .leading], 4)
-            })
-        }
-        
-        private var attachmentView: some View {
-            ControllerView(controller: { controller.thumbnailController })
-                .environment(\.attachmentThumbnailConfiguration, .init(contentMode: .fit, fullSize: true))
-        }
-    }
-}
-
-private struct DismissFocusedAttachmentButtonStyle: ButtonStyle {
-    func makeBody(configuration: Configuration) -> some View {
-        ZStack {
-            RoundedRectangle(cornerRadius: 4)
-                .fill(.black.opacity(0.5))
-            
-            configuration.label
-                .foregroundColor(.white)
-                .imageScale(.large)
-        }
-        .frame(width: 40, height: 40)
-    }
-}
-
-struct AttachmentDescriptionTextViewID: Hashable {
-    let attachmentID: UUID!
-    
-    init(_ attachment: DraftAttachment) {
-        self.attachmentID = attachment.id
-    }
-    
-    func hash(into hasher: inout Hasher) {
-        hasher.combine(attachmentID)
-        hasher.combine("descriptionTextView")
-    }
-}
-

Packages/ComposeUI/Sources/ComposeUI/Controllers/PollController.swift

@@ -1,195 +0,0 @@
-//
-//  PollController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/25/23.
-//
-
-import SwiftUI
-import TuskerComponents
-
-class PollController: ViewController {
-    
-    unowned let parent: ComposeController
-    var draft: Draft { parent.draft }
-    let poll: Poll
-    
-    @Published var duration: Duration
-    
-    init(parent: ComposeController, poll: Poll) {
-        self.parent = parent
-        self.poll = poll
-        self.duration = .fromTimeInterval(poll.duration) ?? .oneDay
-    }
-    
-    var view: some View {
-        PollView()
-            .environmentObject(poll)
-    }
-    
-    private func removePoll() {
-        withAnimation {
-            draft.poll = nil
-        }
-    }
-    
-    private func moveOptions(indices: IndexSet, newIndex: Int) {
-        // see AttachmentsListController.moveAttachments
-        var array = poll.pollOptions
-        array.move(fromOffsets: indices, toOffset: newIndex)
-        poll.options = NSMutableOrderedSet(array: array)
-    }
-    
-    private func removeOption(_ option: PollOption) {
-        var array = poll.pollOptions
-        array.remove(at: poll.options.index(of: option))
-        poll.options = NSMutableOrderedSet(array: array)
-    }
-    
-    private var canAddOption: Bool {
-        if let max = parent.mastodonController.instanceFeatures.maxPollOptionsCount {
-            return poll.options.count < max
-        } else {
-            return true
-        }
-    }
-    
-    private func addOption() {
-        let option = PollOption(context: DraftsPersistentContainer.shared.viewContext)
-        option.poll = poll
-        poll.options.add(option)
-    }
-    
-    struct PollView: View {
-        @EnvironmentObject private var controller: PollController
-        @EnvironmentObject private var poll: Poll
-        @Environment(\.colorScheme) private var colorScheme
-        
-        var body: some View {
-            VStack {
-                HStack {
-                    Text("Poll")
-                        .font(.headline)
-                    
-                    Spacer()
-                    
-                    Button(action: controller.removePoll) {
-                        Image(systemName: "xmark")
-                            .imageScale(.small)
-                            .padding(4)
-                    }
-                    .accessibilityLabel("Remove poll")
-                    .buttonStyle(.plain)
-                    .accentColor(buttonForegroundColor)
-                    .background(Circle().foregroundColor(buttonBackgroundColor))
-                    .hoverEffect()
-                }
-                
-                List {
-                    ForEach($poll.pollOptions) { $option in
-                        PollOptionView(option: option, remove: { controller.removeOption(option) })
-                            .frame(height: 36)
-                            .listRowInsets(EdgeInsets(top: 4, leading: 0, bottom: 4, trailing: 0))
-                            .listRowSeparator(.hidden)
-                            .listRowBackground(Color.clear)
-                    }
-                    .onMove(perform: controller.moveOptions)
-                }
-                .listStyle(.plain)
-                .scrollDisabled(true)
-                .frame(height: 44 * CGFloat(poll.options.count))
-                
-                Button(action: controller.addOption) {
-                    Label {
-                        Text("Add Option")
-                    } icon: {
-                        Image(systemName: "plus")
-                            .foregroundColor(.accentColor)
-                    }
-                }
-                .buttonStyle(.borderless)
-                .disabled(!controller.canAddOption)
-                
-                HStack {
-                    MenuPicker(selection: $poll.multiple, options: [
-                        .init(value: true, title: "Allow multiple"),
-                        .init(value: false, title: "Single choice"),
-                    ])
-                    .frame(maxWidth: .infinity)
-                    
-                    MenuPicker(selection: $controller.duration, options: Duration.allCases.map {
-                        .init(value: $0, title: Duration.formatter.string(from: $0.timeInterval)!)
-                    })
-                    .frame(maxWidth: .infinity)
-                }
-            }
-            .padding(8)
-            .background(
-                RoundedRectangle(cornerRadius: 10, style: .continuous)
-                    .foregroundColor(backgroundColor)
-            )
-            #if os(visionOS)
-            .onChange(of: controller.duration) {
-                poll.duration = controller.duration.timeInterval
-            }
-            #else
-            .onChange(of: controller.duration) { newValue in
-                poll.duration = newValue.timeInterval
-            }
-            #endif
-        }
-        
-        private var backgroundColor: Color {
-            // in light mode, .secondarySystemBackground has a blue-ish hue, which we don't want
-            colorScheme == .dark ? controller.parent.config.fillColor : Color(white: 0.95)
-        }
-        
-        private var buttonForegroundColor: Color {
-            Color(uiColor: .label)
-        }
-        
-        private var buttonBackgroundColor: Color {
-            Color(white: colorScheme == .dark ? 0.1 : 0.8)
-        }
-    }
-}
-
-extension PollController {
-    enum Duration: Hashable, Equatable, CaseIterable {
-        case fiveMinutes, thirtyMinutes, oneHour, sixHours, oneDay, threeDays, sevenDays
-        
-        static let formatter: DateComponentsFormatter = {
-            let f = DateComponentsFormatter()
-            f.maximumUnitCount = 1
-            f.unitsStyle = .full
-            f.allowedUnits = [.weekOfMonth, .day, .hour, .minute]
-            return f
-        }()
-        
-        static func fromTimeInterval(_ ti: TimeInterval) -> Duration? {
-            for it in allCases where it.timeInterval == ti {
-                return it
-            }
-            return nil
-        }
-        
-        var timeInterval: TimeInterval {
-            switch self {
-            case .fiveMinutes:
-                return 5 * 60
-            case .thirtyMinutes:
-                return 30 * 60
-            case .oneHour:
-                return 60 * 60
-            case .sixHours:
-                return 6 * 60 * 60
-            case .oneDay:
-                return 24 * 60 * 60
-            case .threeDays:
-                return 3 * 24 * 60 * 60
-            case .sevenDays:
-                return 7 * 24 * 60 * 60
-            }
-        }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Controllers/ToolbarController.swift

@@ -1,200 +0,0 @@
-//
-//  ToolbarController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/7/23.
-//
-
-import SwiftUI
-import Pachyderm
-import TuskerComponents
-
-class ToolbarController: ViewController {
-    static let height: CGFloat = 44
-    
-    unowned let parent: ComposeController
-    
-    @Published var minWidth: CGFloat?
-    @Published var realWidth: CGFloat?
-    
-    init(parent: ComposeController) {
-        self.parent = parent
-    }
-    
-    var view: some View {
-        ToolbarView()
-    }
-    
-    func showEmojiPicker() {
-        guard parent.currentInput?.autocompleteState == nil else {
-            return
-        }
-        parent.shouldEmojiAutocompletionBeginExpanded = true
-        parent.currentInput?.beginAutocompletingEmoji()
-    }
-    
-    func formatAction(_ format: StatusFormat) -> () -> Void {
-        { [weak self] in
-            self?.parent.currentInput?.applyFormat(format)
-        }
-    }
-    
-    struct ToolbarView: View {
-        @EnvironmentObject private var draft: Draft
-        @EnvironmentObject private var controller: ToolbarController
-        @EnvironmentObject private var composeController: ComposeController
-        @ScaledMetric(relativeTo: .body) private var imageSize: CGFloat = 22
-        
-        #if !os(visionOS)
-        @State private var minWidth: CGFloat?
-        @State private var realWidth: CGFloat?
-        #endif
-        
-        var body: some View {
-            #if os(visionOS)
-            buttons
-            #else
-            ScrollView(.horizontal, showsIndicators: false) {
-                buttons
-                    .padding(.horizontal, 16)
-                    .frame(minWidth: minWidth)
-                    .background(GeometryReader { proxy in
-                        Color.clear
-                            .preference(key: ToolbarWidthPrefKey.self, value: proxy.size.width)
-                            .onPreferenceChange(ToolbarWidthPrefKey.self) { width in
-                                realWidth = width
-                            }
-                    })
-            }
-            .scrollDisabled(realWidth ?? 0 <= minWidth ?? 0)
-            .frame(height: ToolbarController.height)
-            .frame(maxWidth: .infinity)
-            .background(.regularMaterial, ignoresSafeAreaEdges: [.bottom, .leading, .trailing])
-            .overlay(alignment: .top) {
-                Divider()
-                    .edgesIgnoringSafeArea([.leading, .trailing])
-            }
-            .background(GeometryReader { proxy in
-                Color.clear
-                    .preference(key: ToolbarWidthPrefKey.self, value: proxy.size.width)
-                    .onPreferenceChange(ToolbarWidthPrefKey.self) { width in
-                        minWidth = width
-                    }
-            })
-            #endif
-        }
-        
-        @ViewBuilder
-        private var buttons: some View {
-            HStack(spacing: 0) {
-                cwButton
-                
-                MenuPicker(selection: visibilityBinding, options: visibilityOptions, buttonStyle: .iconOnly)
-                    #if !targetEnvironment(macCatalyst) && !os(visionOS)
-                    // the button has a bunch of extra space by default, but combined with what we add it's too much
-                    .padding(.horizontal, -8)
-                    #endif
-                    .disabled(draft.editedStatusID != nil)
-                    .disabled(composeController.mastodonController.instanceFeatures.localOnlyPostsVisibility && draft.localOnly)
-                
-                if composeController.mastodonController.instanceFeatures.localOnlyPosts {
-                    localOnlyPicker
-                        #if targetEnvironment(macCatalyst)
-                        .padding(.leading, 4)
-                        #elseif !os(visionOS)
-                        .padding(.horizontal, -8)
-                        #endif
-                        .disabled(draft.editedStatusID != nil)
-                }
-                
-                if let currentInput = composeController.currentInput,
-                   currentInput.toolbarElements.contains(.emojiPicker) {
-                    customEmojiButton
-                }
-                
-                if let currentInput = composeController.currentInput,
-                   currentInput.toolbarElements.contains(.formattingButtons),
-                   composeController.config.contentType != .plain {
-                    
-                    Spacer()
-                    formatButtons
-                }
-                
-                Spacer()
-                
-                if composeController.mastodonController.instanceFeatures.createStatusWithLanguage {
-                    LanguagePicker(draftLanguage: $draft.language, hasChangedSelection: $composeController.hasChangedLanguageSelection)
-                }
-            }
-        }
-        
-        private var cwButton: some View {
-            Button("CW", action: controller.parent.toggleContentWarning)
-                .accessibilityLabel(draft.contentWarningEnabled ? "Remove content warning" : "Add content warning")
-                .padding(5)
-                .hoverEffect()
-        }
-        
-        private var visibilityBinding: Binding<Pachyderm.Visibility> {
-            // On instances that conflate visibliity and local only, we still show two separate controls but don't allow
-            // changing the visibility when local-only.
-            if draft.localOnly,
-               composeController.mastodonController.instanceFeatures.localOnlyPostsVisibility {
-                return .constant(.public)
-            } else {
-                return $draft.visibility
-            }
-        }
-        
-        private var visibilityOptions: [MenuPicker<Pachyderm.Visibility>.Option] {
-            let visibilities: [Pachyderm.Visibility]
-            if !composeController.mastodonController.instanceFeatures.composeDirectStatuses {
-                visibilities = [.public, .unlisted, .private]
-            } else {
-                visibilities = Pachyderm.Visibility.allCases
-            }
-            return visibilities.map { vis in
-                    .init(value: vis, title: vis.displayName, subtitle: vis.subtitle, image: UIImage(systemName: vis.unfilledImageName), accessibilityLabel: "Visibility: \(vis.displayName)")
-            }
-        }
-        
-        private var localOnlyPicker: some View {
-            let domain = composeController.mastodonController.accountInfo!.instanceURL.host!
-            return MenuPicker(selection: $draft.localOnly, options: [
-                .init(value: true, title: "Local-only", subtitle: "Only \(domain)", image: UIImage(named: "link.broken")),
-                .init(value: false, title: "Federated", image: UIImage(systemName: "link")),
-            ], buttonStyle: .iconOnly)
-        }
-        
-        private var customEmojiButton: some View {
-            Button(action: controller.showEmojiPicker) {
-                Label("Insert custom emoji", systemImage: "face.smiling")
-            }
-            .labelStyle(.iconOnly)
-            .font(.system(size: imageSize))
-            .padding(5)
-            .hoverEffect()
-            .transition(.opacity.animation(.linear(duration: 0.2)))
-        }
-        
-        private var formatButtons: some View {
-            ForEach(StatusFormat.allCases, id: \.rawValue) { format in
-                Button(action: controller.formatAction(format)) {
-                    Image(systemName: format.imageName)
-                        .font(.system(size: imageSize))
-                }
-                .accessibilityLabel(format.accessibilityLabel)
-                .padding(5)
-                .hoverEffect()
-                .transition(.opacity.animation(.linear(duration: 0.2)))
-            }
-        }
-    }
-}
-
-private struct ToolbarWidthPrefKey: PreferenceKey {
-    static var defaultValue: CGFloat? = nil
-    static func reduce(value: inout CGFloat?, nextValue: () -> CGFloat?) {
-        value = nextValue()
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/CoreData/Draft.swift

@@ -31,12 +31,18 @@ public class Draft: NSManagedObject, Identifiable {
     @NSManaged public var language: String? // ISO 639 language code
     @NSManaged public var lastModified: Date!
     @NSManaged public var localOnly: Bool
+    @NSManaged private var pollEnabledInternal: NSNumber?
     @NSManaged public var text: String
     @NSManaged private var visibilityStr: String
     
     @NSManaged internal var attachments: NSMutableOrderedSet
     @NSManaged public var poll: Poll?
     
+    public var pollEnabled: Bool {
+        get { pollEnabledInternal.map(\.boolValue) ?? (poll != nil) }
+        set { pollEnabledInternal = NSNumber(booleanLiteral: newValue) }
+    }
+    
     public var visibility: Visibility {
         get {
             Visibility(rawValue: visibilityStr) ?? .public
@@ -61,13 +67,22 @@ public class Draft: NSManagedObject, Identifiable {
         lastModified = Date()
     }
     
+    public func addAttachment(_ attachment: DraftAttachment) {
+        attachments.add(attachment)
+    }
+    
 }
 
 extension Draft {
+    var hasText: Bool {
+        !text.isEmpty && text != initialText
+    }
+    
+    var hasContentWarning: Bool {
+        contentWarningEnabled && contentWarning != initialContentWarning
+    }
+    
     public var hasContent: Bool {
-        (!text.isEmpty && text != initialText) ||
-            (contentWarningEnabled && !contentWarning.isEmpty && contentWarning != initialContentWarning) ||
-            attachments.count > 0 ||
-            poll?.hasContent == true
+        hasText || hasContentWarning || attachments.count > 0 || (pollEnabled && poll!.hasContent)
     }
 }

Packages/ComposeUI/Sources/ComposeUI/CoreData/DraftAttachment.swift

@@ -32,7 +32,7 @@ public final class DraftAttachment: NSManagedObject, Identifiable {
     @NSManaged internal var fileType: String?
     @NSManaged public var id: UUID!
     
-    @NSManaged internal var draft: Draft
+    @NSManaged public var draft: Draft
     
     public var drawing: PKDrawing? {
         get {
@@ -89,7 +89,7 @@ public final class DraftAttachment: NSManagedObject, Identifiable {
 }
 
 extension DraftAttachment {
-    var type: AttachmentType {
+    public var type: AttachmentType {
         if let editedAttachmentKind {
             switch editedAttachmentKind {
             case .image:
@@ -129,7 +129,7 @@ extension DraftAttachment {
         }
     }
     
-    enum AttachmentType {
+    public enum AttachmentType {
         case image, video, unknown
     }
 }

Packages/ComposeUI/Sources/ComposeUI/CoreData/Drafts.xcdatamodeld/Drafts.xcdatamodel/contents

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="22222" systemVersion="22G91" minimumToolsVersion="Automatic" sourceLanguage="Swift" userDefinedModelVersionIdentifier="">
+<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="23605" systemVersion="24A335" minimumToolsVersion="Automatic" sourceLanguage="Swift" userDefinedModelVersionIdentifier="">
     <entity name="Draft" representedClassName="ComposeUI.Draft" syncable="YES">
         <attribute name="accountID" attributeType="String"/>
         <attribute name="contentWarning" attributeType="String" defaultValueString=""/>
@@ -12,6 +12,7 @@
         <attribute name="language" optional="YES" attributeType="String"/>
         <attribute name="lastModified" attributeType="Date" usesScalarValueType="NO"/>
         <attribute name="localOnly" attributeType="Boolean" defaultValueString="NO" usesScalarValueType="YES"/>
+        <attribute name="pollEnabledInternal" optional="YES" attributeType="Boolean" usesScalarValueType="YES"/>
         <attribute name="text" attributeType="String" defaultValueString=""/>
         <attribute name="visibilityStr" optional="YES" attributeType="String"/>
         <relationship name="attachments" toMany="YES" deletionRule="Cascade" ordered="YES" destinationEntity="DraftAttachment" inverseName="draft" inverseEntity="DraftAttachment"/>

Packages/ComposeUI/Sources/ComposeUI/CoreData/DraftsPersistentContainer.swift

@@ -12,7 +12,7 @@ import Pachyderm
 
 private let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "DraftsPersistentContainer")
 
-public class DraftsPersistentContainer: NSPersistentContainer {
+public final class DraftsPersistentContainer: NSPersistentContainer {
     
     public static let shared = DraftsPersistentContainer()
     
@@ -131,11 +131,11 @@ public class DraftsPersistentContainer: NSPersistentContainer {
             draft.poll = poll
             if let expiresAt = existingPoll.expiresAt,
                !existingPoll.effectiveExpired {
-                poll.duration = PollController.Duration.allCases.max(by: {
+                poll.duration = PollDuration.allCases.max(by: {
                     (expiresAt.timeIntervalSinceNow - $0.timeInterval) < (expiresAt.timeIntervalSinceNow - $1.timeInterval)
                 })!.timeInterval
             } else {
-                poll.duration = PollController.Duration.oneDay.timeInterval
+                poll.duration = PollDuration.oneDay.timeInterval
             }
             poll.multiple = existingPoll.multiple
             // rmeove default empty options
@@ -170,17 +170,26 @@ public class DraftsPersistentContainer: NSPersistentContainer {
             return
         }
         performBackgroundTask { context in
+            let orphanedAttachmentsReq: NSFetchRequest<any NSFetchRequestResult> = DraftAttachment.fetchRequest()
+            orphanedAttachmentsReq.predicate = NSPredicate(format: "draft == nil")
+            let deleteReq = NSBatchDeleteRequest(fetchRequest: orphanedAttachmentsReq)
+            do {
+                try context.execute(deleteReq)
+            } catch {
+                logger.error("Failed to remove orphaned attachments: \(String(describing: error), privacy: .public)")
+            }
+            
             let allAttachmentsReq = DraftAttachment.fetchRequest()
             allAttachmentsReq.predicate = NSPredicate(format: "fileURL != nil")
             guard let allAttachments = try? context.fetch(allAttachmentsReq) else {
                 return
             }
-            let orphaned = Set(files).subtracting(allAttachments.lazy.compactMap(\.fileURL))
-            for url in orphaned {
+            let orphanedFiles = Set(files).subtracting(allAttachments.lazy.compactMap(\.fileURL))
+            for url in orphanedFiles {
                 do {
                     try FileManager.default.removeItem(at: url)
                 } catch {
-                    logger.error("Failed to remove orphaned attachment: \(String(describing: error), privacy: .public)")
+                    logger.error("Failed to remove orphaned attachment files: \(String(describing: error), privacy: .public)")
                 }
             }
             completion()

Packages/ComposeUI/Sources/ComposeUI/CoreData/Poll.swift

@@ -41,6 +41,6 @@ public class Poll: NSManagedObject {
 
 extension Poll {
     public var hasContent: Bool {
-        pollOptions.allSatisfy { !$0.text.isEmpty }
+        pollOptions.contains { !$0.text.isEmpty }
     }
 }

Packages/ComposeUI/Sources/ComposeUI/KeyboardReader.swift

@@ -10,6 +10,7 @@
 import UIKit
 import Combine
 
+@available(iOS, obsoleted: 16.0)
 class KeyboardReader: ObservableObject {
     @Published var keyboardHeight: CGFloat = 0
     

Packages/ComposeUI/Sources/ComposeUI/Model/DismissMode.swift

@@ -6,7 +6,10 @@
 //
 
 import Foundation
+import Pachyderm
 
 public enum DismissMode {
-    case cancel, post
+    case cancel
+    case edit(Status)
+    case post(Status)
 }

Packages/ComposeUI/Sources/ComposeUI/Model/PollDuration.swift

@@ -0,0 +1,47 @@
+//
+//  PollDuration.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 2/7/25.
+//
+
+import Foundation
+
+enum PollDuration: Hashable, Equatable, CaseIterable {
+    case fiveMinutes, thirtyMinutes, oneHour, sixHours, oneDay, threeDays, sevenDays
+    
+    static let formatter: DateComponentsFormatter = {
+        let f = DateComponentsFormatter()
+        f.maximumUnitCount = 1
+        f.unitsStyle = .full
+        f.allowedUnits = [.weekOfMonth, .day, .hour, .minute]
+        return f
+    }()
+    
+    static func fromTimeInterval(_ ti: TimeInterval) -> PollDuration? {
+        for it in allCases where it.timeInterval == ti {
+            return it
+        }
+        return nil
+    }
+    
+    var timeInterval: TimeInterval {
+        switch self {
+        case .fiveMinutes:
+            return 5 * 60
+        case .thirtyMinutes:
+            return 30 * 60
+        case .oneHour:
+            return 60 * 60
+        case .sixHours:
+            return 6 * 60 * 60
+        case .oneDay:
+            return 24 * 60 * 60
+        case .threeDays:
+            return 3 * 24 * 60 * 60
+        case .sevenDays:
+            return 7 * 24 * 60 * 60
+        }
+    }
+}
+

Packages/ComposeUI/Sources/ComposeUI/OptionalObservedObject.swift

@@ -16,7 +16,6 @@ struct OptionalObservedObject<T: ObservableObject>: DynamicProperty {
             didSet {
                 cancellable?.cancel()
                 cancellable = wrapped?.objectWillChange
-                    .receive(on: RunLoop.main)
                     .sink { [unowned self] _ in
                         self.objectWillChange.send()
                     }
@@ -27,6 +26,10 @@ struct OptionalObservedObject<T: ObservableObject>: DynamicProperty {
     @StateObject private var republisher = Republisher()
     var wrappedValue: T?
     
+    init(wrappedValue: T?) {
+        self.wrappedValue = wrappedValue
+    }
+    
     func update() {
         republisher.wrapped = wrappedValue
     }

Packages/ComposeUI/Sources/ComposeUI/PlaceholderController.swift

@@ -7,10 +7,7 @@
 
 import SwiftUI
 
-final class PlaceholderController: ViewController, PlaceholderViewProvider {
-    
-    private let placeholderView: PlaceholderView = PlaceholderController.makePlaceholderView()
-        
+struct PlaceholderController: PlaceholderViewProvider {
     static func makePlaceholderView() -> some View {
         let components = Calendar.current.dateComponents([.month, .day], from: Date())
         if components.month == 3 && components.day == 14,
@@ -34,10 +31,6 @@ final class PlaceholderController: ViewController, PlaceholderViewProvider {
             Text("What’s on your mind?")
         }
     }
-    
-    var view: some View {
-        placeholderView
-    }
 }
 
 // exists to provide access to the type alias since the @State property needs it to be explicit

Packages/ComposeUI/Sources/ComposeUI/View+ForwardsCompat.swift

@@ -0,0 +1,55 @@
+//
+//  View+ForwardsCompat.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 3/25/23.
+//
+
+import SwiftUI
+
+extension View {
+    #if os(visionOS)
+    func scrollDisabledIfAvailable(_ disabled: Bool) -> some View {
+        self.scrollDisabled(disabled)
+    }
+    #else
+    @available(iOS, obsoleted: 16.0)
+    @ViewBuilder
+    func scrollDisabledIfAvailable(_ disabled: Bool) -> some View {
+        if #available(iOS 16.0, *) {
+            self.scrollDisabled(disabled)
+        } else {
+            self
+        }
+    }
+    #endif
+    
+    @available(iOS, obsoleted: 16.0)
+    @ViewBuilder
+    func scrollDismissesKeyboardInteractivelyIfAvailable() -> some View {
+        #if os(visionOS)
+        self.scrollDismissesKeyboard(.interactively)
+        #else
+        if #available(iOS 16.0, *) {
+            self.scrollDismissesKeyboard(.interactively)
+        } else {
+            self
+        }
+        #endif
+    }
+    
+    @available(iOS, obsoleted: 16.0)
+    @available(visionOS 1.0, *)
+    @ViewBuilder
+    func contextMenu<M: View, P: View>(@ViewBuilder menuItems: () -> M, @ViewBuilder previewIfAvailable preview: () -> P) -> some View {
+        #if os(visionOS)
+        self.contextMenu(menuItems: menuItems, preview: preview)
+        #else
+        if #available(iOS 16.0, *) {
+            self.contextMenu(menuItems: menuItems, preview: preview)
+        } else {
+            self.contextMenu(menuItems: menuItems)
+        }
+        #endif
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/ViewController.swift

@@ -1,30 +0,0 @@
-//
-//  ViewController.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/4/23.
-//
-
-import SwiftUI
-import Combine
-
-public protocol ViewController: ObservableObject {
-    associatedtype ContentView: View
-    
-    @MainActor
-    @ViewBuilder
-    var view: ContentView { get }
-}
-
-public struct ControllerView<Controller: ViewController>: View {
-    @StateObject private var controller: Controller
-    
-    public init(controller: @escaping () -> Controller) {
-        self._controller = StateObject(wrappedValue: controller())
-    }
-    
-    public var body: some View {
-        controller.view
-            .environmentObject(controller)
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/AttachmentDescriptionTextView.swift

@@ -1,151 +0,0 @@
-//
-//  AttachmentDescriptionTextView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/12/23.
-//
-
-import SwiftUI
-
-private var placeholder: some View {
-    Text("Describe for the visually impaired…")
-}
-
-struct InlineAttachmentDescriptionView: View {
-    @ObservedObject private var attachment: DraftAttachment
-    private let minHeight: CGFloat
-    
-    @State private var height: CGFloat?
-    
-    init(attachment: DraftAttachment, minHeight: CGFloat) {
-        self.attachment = attachment
-        self.minHeight = minHeight
-    }
-    
-    private var placeholderOffset: CGSize {
-        #if os(visionOS)
-        CGSize(width: 8, height: 8)
-        #else
-        CGSize(width: 4, height: 8)
-        #endif
-    }
-    
-    var body: some View {
-        ZStack(alignment: .topLeading) {
-            if attachment.attachmentDescription.isEmpty {
-                placeholder
-                    .font(.body)
-                    .foregroundColor(.secondary)
-                    .offset(placeholderOffset)
-            }
-            
-            WrappedTextView(
-                text: $attachment.attachmentDescription,
-                backgroundColor: .clear,
-                textDidChange: self.textDidChange
-            )
-            .frame(height: height ?? minHeight)
-        }
-    }
-    
-    private func textDidChange(_ textView: UITextView) {
-        height = max(minHeight, textView.contentSize.height)
-    }
-}
-
-struct FocusedAttachmentDescriptionView: View {
-    @ObservedObject var attachment: DraftAttachment
-    
-    var body: some View {
-        ZStack(alignment: .topLeading) {
-            WrappedTextView(
-                text: $attachment.attachmentDescription,
-                backgroundColor: .secondarySystemBackground,
-                textDidChange: nil
-            )
-            .edgesIgnoringSafeArea([.bottom, .leading, .trailing])
-            
-            if attachment.attachmentDescription.isEmpty {
-                placeholder
-                    .font(.body)
-                    .foregroundColor(.secondary)
-                    .offset(x: 4, y: 8)
-                    .allowsHitTesting(false)
-            }
-        }
-    }
-}
-
-private struct WrappedTextView: UIViewRepresentable {
-    typealias UIViewType = UITextView
-    
-    @Binding var text: String
-    let backgroundColor: UIColor
-    let textDidChange: (((UITextView) -> Void))?
-    
-    @Environment(\.isEnabled) private var isEnabled
-    
-    func makeUIView(context: Context) -> UITextView {
-        let view = UITextView()
-        view.delegate = context.coordinator
-        view.backgroundColor = backgroundColor
-        view.font = .preferredFont(forTextStyle: .body)
-        view.adjustsFontForContentSizeCategory = true
-        view.textContainer.lineBreakMode = .byWordWrapping
-        #if os(visionOS)
-        view.borderStyle = .roundedRect
-        view.textContainerInset = UIEdgeInsets(top: 8, left: 4, bottom: 8, right: 4)
-        #endif
-        return view
-    }
-    
-    func updateUIView(_ uiView: UITextView, context: Context) {
-        uiView.text = text
-        uiView.isEditable = isEnabled
-        context.coordinator.textView = uiView
-        context.coordinator.text = $text
-        context.coordinator.didChange = textDidChange
-        if let textDidChange {
-            // wait until the next runloop iteration so that SwiftUI view updates have finished and
-            // the text view knows its new content size
-            DispatchQueue.main.async {
-                textDidChange(uiView)
-            }
-        }
-    }
-    
-    func makeCoordinator() -> Coordinator {
-        Coordinator(text: $text, didChange: textDidChange)
-    }
-    
-    class Coordinator: NSObject, UITextViewDelegate, TextViewCaretScrolling {
-        weak var textView: UITextView?
-        var text: Binding<String>
-        var didChange: ((UITextView) -> Void)?
-        var caretScrollPositionAnimator: UIViewPropertyAnimator?
-        
-        init(text: Binding<String>, didChange: ((UITextView) -> Void)?) {
-            self.text = text
-            self.didChange = didChange
-            
-            super.init()
-            
-            NotificationCenter.default.addObserver(self, selector: #selector(keyboardDidShow), name: UIResponder.keyboardDidShowNotification, object: nil)
-        }
-        
-        @objc private func keyboardDidShow() {
-            guard let textView,
-                  textView.isFirstResponder else {
-                return
-            }
-            ensureCursorVisible(textView: textView)
-        }
-        
-        func textViewDidChange(_ textView: UITextView) {
-            text.wrappedValue = textView.text
-            didChange?(textView)
-            
-            ensureCursorVisible(textView: textView)
-        }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/AttachmentRowView.swift

@@ -1,182 +0,0 @@
-//
-//  AttachmentRowView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 8/18/24.
-//
-
-import SwiftUI
-import InstanceFeatures
-import Vision
-
-struct AttachmentRowView: View {
-    @ObservedObject var attachment: DraftAttachment
-    @State private var isRecognizingText = false
-    @State private var textRecognitionError: (any Error)?
-    
-    private var thumbnailSize: CGFloat {
-        #if os(visionOS)
-        120
-        #else
-        80
-        #endif
-    }
-    
-    var body: some View {
-        HStack(alignment: .center, spacing: 4) {
-            thumbnailView
-            
-            descriptionView
-        }
-        .alertWithData("Text Recognition Failed", data: $textRecognitionError) { _ in
-            Button("OK") {}
-        } message: { error in
-            Text(error.localizedDescription)
-        }
-    }
-    
-    // TODO: attachments missing descriptions feature
-    
-    private var thumbnailView: some View {
-        AttachmentThumbnailView(attachment: attachment)
-            .clipShape(RoundedRectangle(cornerRadius: 8))
-            .frame(width: thumbnailSize, height: thumbnailSize)
-            .contextMenu {
-                EditDrawingButton(attachment: attachment)
-                RecognizeTextButton(attachment: attachment, isRecognizingText: $isRecognizingText, error: $textRecognitionError)
-                DeleteButton(attachment: attachment)
-            } preview: {
-                // TODO: need to fix flash of preview changing size
-                AttachmentThumbnailView(attachment: attachment)
-            }
-    }
-    
-    @ViewBuilder
-    private var descriptionView: some View {
-        if isRecognizingText {
-            ProgressView()
-                .progressViewStyle(.circular)
-        } else {
-            InlineAttachmentDescriptionView(attachment: attachment, minHeight: thumbnailSize)
-        }
-    }
-}
-
-private struct EditDrawingButton: View {
-    @ObservedObject var attachment: DraftAttachment
-    @Environment(\.composeUIConfig.presentDrawing) private var presentDrawing
-    
-    var body: some View {
-        if attachment.drawingData != nil {
-            Button(action: editDrawing) {
-                Label("Edit Drawing", systemImage: "hand.draw")
-            }
-        }
-    }
-    
-    private func editDrawing() {
-        if case .drawing(let drawing) = attachment.data {
-            presentDrawing?(drawing) {
-                attachment.drawing = $0
-            }
-        }
-    }
-}
-
-private struct RecognizeTextButton: View {
-    @ObservedObject var attachment: DraftAttachment
-    @Binding var isRecognizingText: Bool
-    @Binding var error: (any Error)?
-    @EnvironmentObject private var instanceFeatures: InstanceFeatures
-    
-    var body: some View {
-        if attachment.type == .image {
-            Button {
-                Task {
-                    await recognizeText()
-                }
-            } label: {
-                Label("Recognize Text", systemImage: "doc.text.viewfinder")
-            }
-        }
-    }
-    
-    private func recognizeText() async {
-        isRecognizingText = true
-        defer { isRecognizingText = false }
-        
-        do {
-            let data = try await getAttachmentData()
-            let observations = try await runRecognizeTextRequest(data: data)
-            if let observations {
-                var text = ""
-                for observation in observations {
-                    let result = observation.topCandidates(1).first!
-                    text.append(result.string)
-                    text.append("\n")
-                }
-                self.attachment.attachmentDescription = text
-            }
-        } catch let error as NSError where error.domain == VNErrorDomain && error.code == 1 {
-            // The perform call throws an error with code 1 if the request is cancelled, which we don't want to show an alert for.
-            return
-        } catch {
-            self.error = error
-        }
-    }
-    
-    private func getAttachmentData() async throws -> Data {
-        return try await withCheckedThrowingContinuation { continuation in
-            attachment.getData(features: instanceFeatures) { result in
-                switch result {
-                case .success(let (data, _)):
-                    continuation.resume(returning: data)
-                case .failure(let error):
-                    continuation.resume(throwing: error)
-                }
-            }
-        }
-    }
-    
-    private func runRecognizeTextRequest(data: Data) async throws -> [VNRecognizedTextObservation]? {
-        return try await withCheckedThrowingContinuation { continuation in
-            let handler = VNImageRequestHandler(data: data)
-            let request = VNRecognizeTextRequest { request, error in
-                if let error {
-                    continuation.resume(throwing: error)
-                } else {
-                    continuation.resume(returning: request.results as? [VNRecognizedTextObservation])
-                }
-            }
-            request.recognitionLevel = .accurate
-            request.usesLanguageCorrection = true
-            DispatchQueue.global(qos: .userInitiated).async {
-                try? handler.perform([request])
-            }
-        }
-    }
-}
-
-private struct DeleteButton: View {
-    let attachment: DraftAttachment
-    
-    var body: some View {
-        Button(role: .destructive, action: removeAttachment) {
-            Label("Delete", systemImage: "trash")
-        }
-    }
-    
-    private func removeAttachment() {
-        let draft = attachment.draft
-        var array = draft.draftAttachments
-        guard let index = array.firstIndex(of: attachment) else {
-            return
-        }
-        array.remove(at: index)
-        draft.attachments = NSMutableOrderedSet(array: array)
-    }
-}
-
-//#Preview {
-//    AttachmentRowView()
-//}

Packages/ComposeUI/Sources/ComposeUI/Views/AttachmentThumbnailView.swift

@@ -12,14 +12,33 @@ import Photos
 
 struct AttachmentThumbnailView: View {
     let attachment: DraftAttachment
-    let contentMode: ContentMode = .fit
-    @State private var mode: Mode = .empty
-    @EnvironmentObject private var composeController: ComposeController
+    var contentMode: ContentMode = .fit
+    var thumbnailSize: CGSize?
+
+    var body: some View {
+        AttachmentThumbnailViewContent(
+            attachment: attachment,
+            contentMode: contentMode,
+            thumbnailSize: thumbnailSize
+        )
+        .id(attachment.id)
+    }
     
+}
+
+private struct AttachmentThumbnailViewContent: View {
+    var attachment: DraftAttachment
+    var contentMode: ContentMode = .fit
+    var thumbnailSize: CGSize?
+    @State private var mode: Mode = .empty
+    @Environment(\.composeUIConfig.fetchImageAndGIFData) private var fetchImageAndGIFData
+
     var body: some View {
         switch mode {
         case .empty:
             Image(systemName: "photo")
+                .imageScale(.large)
+                .foregroundStyle(.gray)
                 .task {
                     await loadThumbnail()
                 }
@@ -27,6 +46,9 @@ struct AttachmentThumbnailView: View {
             Image(uiImage: image)
                 .resizable()
                 .aspectRatio(contentMode: contentMode)
+                .task(id: attachment.drawingData) {
+                    await loadThumbnail()
+                }
         case .gifController(let controller):
             GIFViewWrapper(controller: controller)
         }
@@ -37,7 +59,7 @@ struct AttachmentThumbnailView: View {
         case .editing(_, let kind, let url):
             switch kind {
             case .image:
-                if let image = await composeController.fetchAttachment(url) {
+                if let (image, _) = await fetchImageAndGIFData(url) {
                     self.mode = .image(image)
                 }
                 
@@ -65,7 +87,7 @@ struct AttachmentThumbnailView: View {
                     }
                 }
             } else {
-                let size = CGSize(width: 80, height: 80)
+                let size = thumbnailSize ?? CGSize(width: 80, height: 80)
                 PHImageManager.default().requestImage(for: asset, targetSize: size, contentMode: .aspectFill, options: nil) { image, _ in
                     if let image {
                         self.mode = .image(image)
@@ -86,7 +108,7 @@ struct AttachmentThumbnailView: View {
                     if let image = UIImage(data: data),
                        // using prepareThumbnail on images from PHPicker results in extremely high memory usage,
                        // crashing share extension. see FB12186346
-                       let prepared = await image.byPreparingForDisplay() {
+                       let prepared = await thumbnailImage(image) {
                         self.mode = .image(prepared)
                     }
                 }
@@ -97,13 +119,33 @@ struct AttachmentThumbnailView: View {
         }
     }
     
+    private func thumbnailImage(_ image: UIImage) async -> UIImage? {
+        if let thumbnailSize {
+            await image.byPreparingThumbnail(ofSize: thumbnailSize)
+        } else {
+            await image.byPreparingForDisplay()
+        }
+    }
+    
     private func loadVideoThumbnail(url: URL) async {
         let asset = AVURLAsset(url: url)
         let imageGenerator = AVAssetImageGenerator(asset: asset)
         imageGenerator.appliesPreferredTrackTransform = true
+        #if os(visionOS)
         if let (cgImage, _) = try? await imageGenerator.image(at: .zero) {
             self.mode = .image(UIImage(cgImage: cgImage))
         }
+        #else
+        if #available(iOS 16.0, *) {
+            if let (cgImage, _) = try? await imageGenerator.image(at: .zero) {
+                self.mode = .image(UIImage(cgImage: cgImage))
+            }
+        } else {
+            if let cgImage = try? imageGenerator.copyCGImage(at: .zero, actualTime: nil) {
+                self.mode = .image(UIImage(cgImage: cgImage))
+            }
+        }
+        #endif
     }
     
     enum Mode {
@@ -112,3 +154,22 @@ struct AttachmentThumbnailView: View {
         case gifController(GIFController)
     }
 }
+
+struct GIFViewWrapper: UIViewRepresentable {
+    typealias UIViewType = GIFImageView
+
+    @State var controller: GIFController
+
+    func makeUIView(context: Context) -> GIFImageView {
+        let view = GIFImageView()
+        controller.attach(to: view)
+        controller.startAnimating()
+        view.contentMode = .scaleAspectFit
+        view.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)
+        view.setContentCompressionResistancePriority(.defaultLow, for: .vertical)
+        return view
+    }
+
+    func updateUIView(_ uiView: GIFImageView, context: Context) {
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/Attachments/AttachmentCollectionViewCell.swift

@@ -0,0 +1,282 @@
+//
+//  AttachmentCollectionViewCell.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 11/20/24.
+//
+
+import UIKit
+import SwiftUI
+import InstanceFeatures
+import Vision
+
+struct AttachmentCollectionViewCellView: View {
+    let attachment: DraftAttachment?
+    @State private var recognizingText = false
+    
+    var body: some View {
+        if let attachment {
+            AttachmentThumbnailView(attachment: attachment, contentMode: .fill)
+                .squareFrame()
+                .background {
+                    RoundedSquare(cornerRadius: 5)
+                        .fill(.quaternary)
+                }
+                .overlay(alignment: .bottomLeading) {
+                    AttachmentDescriptionLabel(attachment: attachment, recognizingText: recognizingText)
+                }
+                .overlay(alignment: .topLeading) {
+                    AttachmentOptionsMenu(attachment: attachment, recognizingText: $recognizingText)
+                }
+                .overlay(alignment: .topTrailing) {
+                    AttachmentRemoveButton(attachment: attachment)
+                }
+                .clipShape(RoundedSquare(cornerRadius: 5))
+        }
+    }
+}
+
+private struct AttachmentOptionsMenu: View {
+    let attachment: DraftAttachment
+    @Binding var recognizingText: Bool
+    
+    var body: some View {
+        if attachment.drawingData != nil || attachment.type == .image {
+            Menu {
+                if attachment.drawingData != nil {
+                    EditDrawingButton(attachment: attachment)
+                } else if attachment.type == .image {
+                    RecognizeTextButton(attachment: attachment, recognizingText: $recognizingText)
+                }
+            } label: {
+                Label("Options", systemImage: "ellipsis.circle.fill")
+            }
+            .buttonStyle(AttachmentOverlayButtonStyle())
+            .padding([.top, .leading], 2)
+        }
+    }
+}
+
+private struct RecognizeTextButton: View {
+    let attachment: DraftAttachment
+    @Binding var recognizingText: Bool
+    @State private var error: (any Error)?
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+
+    var body: some View {
+        Button(action: self.recognizeText) {
+            Label("Recognize Text", systemImage: "doc.text.viewfinder")
+        }
+        .alertWithData("Text Recognition Failed", data: $error) { _ in
+            Button("OK") {}
+        } message: { error in
+            Text(error.localizedDescription)
+        }
+    }
+    
+    private func recognizeText() {
+        recognizingText = true
+        attachment.getData(features: instanceFeatures) { result in
+            switch result {
+            case .failure(let error):
+                self.recognizingText = false
+                self.error = error
+            case .success(let (data, _)):
+                let handler = VNImageRequestHandler(data: data)
+                let request = VNRecognizeTextRequest { request, error in
+                    DispatchQueue.main.async {
+                        if let results = request.results as? [VNRecognizedTextObservation] {
+                            var text = ""
+                            for observation in results {
+                                let result = observation.topCandidates(1).first!
+                                text.append(result.string)
+                                text.append("\n")
+                            }
+                            self.attachment.attachmentDescription = text
+                        }
+                        self.recognizingText = false
+                    }
+                }
+                request.recognitionLevel = .accurate
+                request.usesLanguageCorrection = true
+                DispatchQueue.global(qos: .userInitiated).async {
+                    do {
+                        try handler.perform([request])
+                    } catch let error as NSError where error.code == 1 {
+                        // The perform call throws an error with code 1 if the request is cancelled, which we don't want to show an alert for.
+                        return
+                    } catch {
+                        DispatchQueue.main.async {
+                            self.recognizingText = false
+                            self.error = error
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+private struct EditDrawingButton: View {
+    let attachment: DraftAttachment
+    @Environment(\.composeUIConfig.presentDrawing) private var presentDrawing
+    
+    var body: some View {
+        Button(action: self.editDrawing) {
+            Label("Edit Drawing", systemImage: "hand.draw")
+        }
+    }
+    
+    private func editDrawing() {
+        guard let drawing = attachment.drawing else {
+            return
+        }
+        presentDrawing?(drawing) { drawing in
+            self.attachment.drawing = drawing
+        }
+    }
+}
+
+private struct AttachmentRemoveButton: View {
+    let attachment: DraftAttachment
+    
+    var body: some View {
+        Button("Remove", systemImage: "xmark.circle.fill") {
+            let draft = attachment.draft
+            let attachments = draft.attachments.mutableCopy() as! NSMutableOrderedSet
+            attachments.remove(attachment)
+            draft.attachments = attachments
+            DraftsPersistentContainer.shared.viewContext.delete(attachment)
+        }
+        .buttonStyle(AttachmentOverlayButtonStyle())
+        .padding([.top, .trailing], 2)
+    }
+}
+
+private struct AttachmentOverlayButtonStyle: ButtonStyle {
+    func makeBody(configuration: Configuration) -> some View {
+        configuration.label
+            .labelStyle(.iconOnly)
+            .imageScale(.large)
+            .foregroundStyle(.white)
+            .shadow(radius: 2)
+    }
+}
+
+private struct AttachmentDescriptionLabel: View {
+    @ObservedObject var attachment: DraftAttachment
+    let recognizingText: Bool
+    
+    var body: some View {
+        ZStack(alignment: .bottomLeading) {
+            LinearGradient(
+                stops: [.init(color: .clear, location: 0.6), .init(color: .black.opacity(0.15), location: 0.7), .init(color: .black.opacity(0.5), location: 1)],
+                startPoint: .top,
+                endPoint: .bottom
+            )
+            
+            labelOrProgress
+                .padding([.horizontal, .bottom], 4)
+        }
+    }
+    
+    @ViewBuilder
+    private var labelOrProgress: some View {
+        if recognizingText {
+            ProgressView()
+                .progressViewStyle(.circular)
+        } else {
+            label
+                .foregroundStyle(.white)
+                .shadow(color: .black.opacity(0.75), radius: 1)
+        }
+    }
+    
+    @ViewBuilder
+    private var label: some View {
+        if attachment.attachmentDescription.isEmpty {
+            Label("Add alt", systemImage: "pencil")
+                .labelStyle(NarrowSpacingLabelStyle())
+                .font(.callout)
+                .lineLimit(1)
+        } else {
+            Text(attachment.attachmentDescription)
+                .font(.caption)
+                .lineLimit(2)
+        }
+    }
+}
+
+private struct NarrowSpacingLabelStyle: LabelStyle {
+    func makeBody(configuration: Configuration) -> some View {
+        HStack(spacing: 4) {
+            configuration.icon
+            configuration.title
+        }
+    }
+}
+
+private struct RoundedSquare: Shape {
+    let cornerRadius: CGFloat
+    
+    nonisolated func path(in rect: CGRect) -> Path {
+        let minDimension = min(rect.width, rect.height)
+        let square = CGRect(x: rect.minX - (rect.width - minDimension) / 2, y: rect.minY - (rect.height - minDimension), width: minDimension, height: minDimension)
+        return RoundedRectangle(cornerRadius: cornerRadius).path(in: square)
+    }
+}
+
+@available(iOS 16.0, *)
+private struct SquareFrame: Layout {
+    func sizeThatFits(proposal: ProposedViewSize, subviews: Subviews, cache: inout ()) -> CGSize {
+        precondition(subviews.count == 1)
+        let size = proposal.replacingUnspecifiedDimensions(by: subviews[0].sizeThatFits(proposal))
+        let minDimension = min(size.width, size.height)
+        return CGSize(width: minDimension, height: minDimension)
+    }
+    
+    func placeSubviews(in bounds: CGRect, proposal: ProposedViewSize, subviews: Subviews, cache: inout ()) {
+        precondition(subviews.count == 1)
+        let subviewSize = subviews[0].sizeThatFits(proposal)
+        let minDimension = min(bounds.width, bounds.height)
+        let origin = CGPoint(x: bounds.minX - (subviewSize.width - minDimension) / 2, y: bounds.minY - (subviewSize.height - minDimension) / 2)
+        subviews[0].place(at: origin, proposal: ProposedViewSize(subviewSize))
+    }
+}
+
+#if !os(visionOS)
+@available(iOS, obsoleted: 16.0)
+private struct LegacySquareFrame<Content: View>: View {
+    @ViewBuilder let content: Content
+    
+    var body: some View {
+        GeometryReader { proxy in
+            let minDimension = min(proxy.size.width, proxy.size.height)
+            content
+                .frame(width: minDimension, height: minDimension, alignment: .center)
+        }
+    }
+}
+#endif
+
+private extension View {
+    @ViewBuilder
+    func squareFrame() -> some View {
+        #if os(visionOS)
+        SquareFrame {
+            self
+        }
+        #else
+        if #available(iOS 16.0, *) {
+            SquareFrame {
+                self
+            }
+        } else {
+            LegacySquareFrame {
+                self
+            }
+        }
+        #endif
+    }
+}
+

Packages/ComposeUI/Sources/ComposeUI/Views/Attachments/AttachmentWrapperGalleryContentViewController.swift

@@ -0,0 +1,217 @@
+//
+//  AttachmentWrapperGalleryContentViewController.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 11/22/24.
+//
+
+import UIKit
+import GalleryVC
+
+class AttachmentWrapperGalleryContentViewController: UIViewController, GalleryContentViewController {
+    let draftAttachment: DraftAttachment
+    let wrapped: any GalleryContentViewController
+    
+    var container: (any GalleryContentViewControllerContainer)?
+    
+    var contentSize: CGSize {
+        wrapped.contentSize
+    }
+    
+    var activityItemsForSharing: [Any] {
+        wrapped.activityItemsForSharing
+    }
+    
+    var caption: String? {
+        wrapped.caption
+    }
+    
+    private lazy var editDescriptionViewController: EditAttachmentDescriptionViewController = EditAttachmentDescriptionViewController(draftAttachment: draftAttachment, wrapped: wrapped.bottomControlsAccessoryViewController)
+    
+    var bottomControlsAccessoryViewController: UIViewController? {
+        editDescriptionViewController
+    }
+    
+    var insetBottomControlsAccessoryViewControllerToSafeArea: Bool {
+        false
+    }
+    
+    var presentationAnimation: GalleryContentPresentationAnimation {
+        wrapped.presentationAnimation
+    }
+    
+    var hideControlsOnZoom: Bool {
+        false
+    }
+    
+    var showBelowSafeArea: Bool {
+        false
+    }
+    
+    init(draftAttachment: DraftAttachment, wrapped: any GalleryContentViewController) {
+        self.draftAttachment = draftAttachment
+        self.wrapped = wrapped
+        
+        super.init(nibName: nil, bundle: nil)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        wrapped.container = container
+        addChild(wrapped)
+        wrapped.view.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(wrapped.view)
+        NSLayoutConstraint.activate([
+            wrapped.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            wrapped.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            wrapped.view.topAnchor.constraint(equalTo: view.topAnchor),
+            wrapped.view.bottomAnchor.constraint(equalTo: view.bottomAnchor),
+        ])
+        wrapped.didMove(toParent: self)
+    }
+    
+    func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
+        wrapped.setControlsVisible(visible, animated: animated, dueToUserInteraction: dueToUserInteraction)
+        if !visible {
+            editDescriptionViewController.textView?.resignFirstResponder()
+        }
+    }
+    
+    func setInsetForBottomControls(_ inset: CGFloat) {
+        wrapped.setInsetForBottomControls(inset)
+    }
+    
+    func galleryContentDidAppear() {
+        wrapped.galleryContentDidAppear()
+    }
+    
+    func galleryContentWillDisappear() {
+        wrapped.galleryContentWillDisappear()
+    }
+    
+    func shouldHideControls() -> Bool {
+        if editDescriptionViewController.textView.isFirstResponder {
+            editDescriptionViewController.textView.resignFirstResponder()
+            return false
+        } else {
+            return true
+        }
+    }
+    
+    func galleryShouldBeginInteractiveDismiss() -> Bool {
+        if editDescriptionViewController.textView.isFirstResponder {
+            editDescriptionViewController.textView.resignFirstResponder()
+            return false
+        } else {
+            return true
+        }
+    }
+}
+
+private class EditAttachmentDescriptionViewController: UIViewController {
+    private let draftAttachment: DraftAttachment
+    private let wrapped: UIViewController?
+    
+    private(set) var textView: UITextView!
+    private var isShowingPlaceholder = false
+    
+    private var descriptionObservation: NSKeyValueObservation?
+    
+    init(draftAttachment: DraftAttachment, wrapped: UIViewController?) {
+        self.draftAttachment = draftAttachment
+        self.wrapped = wrapped
+        
+        super.init(nibName: nil, bundle: nil)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        view.overrideUserInterfaceStyle = .dark
+        view.backgroundColor = .secondarySystemFill
+        
+        let stack = UIStackView()
+        stack.axis = .vertical
+        stack.distribution = .fill
+        stack.spacing = 0
+        stack.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(stack)
+        NSLayoutConstraint.activate([
+            stack.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            stack.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            stack.topAnchor.constraint(equalTo: view.topAnchor),
+            stack.bottomAnchor.constraint(equalTo: view.keyboardLayoutGuide.topAnchor),
+        ])
+
+        if let wrapped {
+            addChild(wrapped)
+            stack.addArrangedSubview(wrapped.view)
+            wrapped.didMove(toParent: self)
+        }
+        
+        textView = UITextView()
+        textView.backgroundColor = nil
+        textView.font = .preferredFont(forTextStyle: .body)
+        textView.adjustsFontForContentSizeCategory = true
+        if draftAttachment.attachmentDescription.isEmpty {
+            showPlaceholder()
+        } else {
+            removePlaceholder()
+            textView.text = draftAttachment.attachmentDescription
+        }
+        textView.delegate = self
+        stack.addArrangedSubview(textView)
+        textView.heightAnchor.constraint(equalToConstant: 150).isActive = true
+        
+        descriptionObservation = draftAttachment.observe(\.attachmentDescription) { [unowned self] _, _ in
+            let desc = self.draftAttachment.attachmentDescription
+            if desc.isEmpty {
+                if !isShowingPlaceholder {
+                    showPlaceholder()
+                }
+            } else {
+                if isShowingPlaceholder {
+                    removePlaceholder()
+                }
+                self.textView.text = desc
+            }
+        }
+    }
+    
+    fileprivate func showPlaceholder() {
+        isShowingPlaceholder = true
+        textView.text = "Describe for the visually impaired"
+        textView.textColor = .secondaryLabel
+    }
+    
+    fileprivate func removePlaceholder() {
+        isShowingPlaceholder = false
+        textView.text = ""
+        textView.textColor = .label
+    }
+}
+
+extension EditAttachmentDescriptionViewController: UITextViewDelegate {
+    func textViewDidBeginEditing(_ textView: UITextView) {
+        if isShowingPlaceholder {
+            removePlaceholder()
+        }
+    }
+    
+    func textViewDidEndEditing(_ textView: UITextView) {
+        draftAttachment.attachmentDescription = textView.text
+        
+        if textView.text.isEmpty {
+            showPlaceholder()
+        }
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/Attachments/AttachmentsGalleryDataSource.swift

@@ -0,0 +1,117 @@
+//
+//  AttachmentsGalleryDataSource.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 11/21/24.
+//
+
+import UIKit
+import GalleryVC
+import TuskerComponents
+import Photos
+
+struct AttachmentsGalleryDataSource: GalleryDataSource {
+    let collectionView: UICollectionView
+    let fetchImageAndGIFData: (URL) async -> (UIImage, Data)?
+    let makeGifvGalleryContentVC: (URL) -> (any GalleryContentViewController)?
+    let attachmentAtIndex: (Int) -> DraftAttachment?
+    
+    func galleryItemsCount() -> Int {
+        collectionView.numberOfItems(inSection: 0) - 1
+    }
+    
+    func galleryContentViewController(forItemAt index: Int) -> any GalleryVC.GalleryContentViewController {
+        let attachment = attachmentAtIndex(index)!
+        
+        let content: any GalleryContentViewController
+        switch attachment.data {
+        case .editing(_, let kind, let url):
+            switch kind {
+            case .image:
+                content = LoadingGalleryContentViewController(caption: nil) {
+                    if let (image, data) = await fetchImageAndGIFData(url) {
+                        let gifController: GIFController? = if url.pathExtension == "gif" {
+                            GIFController(gifData: data)
+                        } else {
+                            nil
+                        }
+                        return ImageGalleryContentViewController(image: image, caption: nil, gifController: gifController)
+                    } else {
+                        return nil
+                    }
+                }
+            case .video, .audio:
+                content = VideoGalleryContentViewController(url: url, caption: nil)
+            case .gifv:
+                content = LoadingGalleryContentViewController(caption: nil) { makeGifvGalleryContentVC(url) }
+            case .unknown:
+                content = LoadingGalleryContentViewController(caption: nil) { nil }
+            }
+            
+        case .asset(let id):
+            content = LoadingGalleryContentViewController(caption: nil) {
+                if let (image, gifData) = await fetchAssetImageAndGIFData(assetID: id) {
+                    let gifController = gifData.map(GIFController.init)
+                    return ImageGalleryContentViewController(image: image, caption: nil, gifController: gifController)
+                } else {
+                    return nil
+                }
+            }
+            
+        case .drawing(let drawing):
+            let image = drawing.imageInLightMode(from: drawing.bounds)
+            content = ImageGalleryContentViewController(image: image, caption: nil, gifController: nil)
+            
+        case .file(let url, let type):
+            if type.conforms(to: .movie) {
+                content = VideoGalleryContentViewController(url: url, caption: nil)
+            } else if type.conforms(to: .image),
+                      let data = try? Data(contentsOf: url),
+                      let image = UIImage(data: data) {
+                let gifController = type == .gif ? GIFController(gifData: data) : nil
+                content = ImageGalleryContentViewController(image: image, caption: nil, gifController: gifController)
+            } else {
+                return LoadingGalleryContentViewController(caption: nil) {
+                    nil
+                }
+            }
+            
+        case .none:
+            return LoadingGalleryContentViewController(caption: nil) {
+                nil
+            }
+        }
+        
+        return AttachmentWrapperGalleryContentViewController(draftAttachment: attachment, wrapped: content)
+    }
+    
+    func galleryContentTransitionSourceView(forItemAt index: Int) -> UIView? {
+        if let cell = collectionView.cellForItem(at: IndexPath(item: index, section: 0)) as? HostingCollectionViewCell {
+            // Use the hostView, because otherwise, the animation's changes to the source view opacity get clobbered by SwiftUI
+            cell.hostView
+        } else {
+            nil
+        }
+    }
+    
+    private func fetchAssetImageAndGIFData(assetID id: String) async -> (UIImage, Data?)? {
+        guard let asset = PHAsset.fetchAssets(withLocalIdentifiers: [id], options: nil).firstObject else {
+            return nil
+        }
+        let (type, data) = await withCheckedContinuation { continuation in
+            PHImageManager.default().requestImageDataAndOrientation(for: asset, options: nil) { data, typeIdentifier, orientation, info in
+                continuation.resume(returning: (typeIdentifier, data))
+            }
+        }
+        guard let data,
+              let image = UIImage(data: data) else {
+            return nil
+        }
+        if type == UTType.gif.identifier {
+            return (image, data)
+        } else {
+            return (image, nil)
+        }
+    }
+    
+}

Packages/ComposeUI/Sources/ComposeUI/Views/Attachments/AttachmentsSection.swift

@@ -0,0 +1,554 @@
+//
+//  AttachmentsSection.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 11/17/24.
+//
+
+import SwiftUI
+import PhotosUI
+import PencilKit
+import GalleryVC
+import InstanceFeatures
+
+struct AttachmentsSection: View {
+    @ObservedObject var draft: Draft
+    private let spacing: CGFloat = 8
+    private let minItemSize: CGFloat = 100
+    
+    var body: some View {
+        #if os(visionOS)
+        collectionView
+        #else
+        if #available(iOS 16.0, *) {
+            collectionView
+        } else {
+            LegacyCollectionViewSizingView {
+                collectionView
+            } computeHeight: { width in
+                WrappedCollectionView.totalHeight(width: width, minItemSize: minItemSize, spacing: spacing, items: draft.attachments.count + 1)
+            }
+        }
+        #endif
+    }
+    
+    private var collectionView: some View {
+        WrappedCollectionView(
+            draft: draft,
+            spacing: spacing,
+            minItemSize: minItemSize
+        )
+        // Impose a minimum height, because otherwise it defaults to zero which prevents the collection
+        // view from laying out, and leaving the intrinsic content size at zero too.
+        // Add 4 to the minItemSize because otherwise drag-and-drop while reordering can alter the contentOffset by that much.
+        .frame(minHeight: minItemSize + 4)
+    }
+    
+    static func insertAttachments(in draft: Draft, at index: Int, itemProviders: [NSItemProvider]) {
+        for provider in itemProviders where provider.canLoadObject(ofClass: DraftAttachment.self) {
+            provider.loadObject(ofClass: DraftAttachment.self) { object, error in
+                guard let attachment = object as? DraftAttachment else { return }
+                DispatchQueue.main.async {
+                    DraftsPersistentContainer.shared.viewContext.insert(attachment)
+                    attachment.draft = draft
+                    draft.attachments.add(attachment)
+                }
+            }
+        }
+    }
+}
+
+#if !os(visionOS)
+@available(iOS, obsoleted: 16.0)
+private struct LegacyCollectionViewSizingView<Content: View>: View {
+    @ViewBuilder let content: Content
+    let computeHeight: (CGFloat) -> CGFloat
+    @State private var width: CGFloat = 0
+
+    var body: some View {
+        let height = computeHeight(width)
+        
+        content
+            .frame(height: max(height, 10))
+            .overlay {
+                GeometryReader { proxy in
+                    Color.clear
+                        .preference(key: WidthPrefKey.self, value: proxy.size.width)
+                        .onPreferenceChange(WidthPrefKey.self) {
+                            width = $0
+                        }
+                }
+            }
+    }
+}
+
+private struct WidthPrefKey: PreferenceKey {
+    static var defaultValue: CGFloat { 0 }
+    static func reduce(value: inout CGFloat, nextValue: () -> CGFloat) {
+        let next = nextValue()
+        if next != 0 {
+            value = next
+        }
+    }
+}
+#endif
+
+// Use a UIViewControllerRepresentable so we have something from which to present the gallery VC.
+private struct WrappedCollectionView: UIViewControllerRepresentable {
+    @ObservedObject var draft: Draft
+    let spacing: CGFloat
+    let minItemSize: CGFloat
+    @Environment(\.composeUIConfig.fetchImageAndGIFData) private var fetchImageAndGIFData
+    @Environment(\.composeUIConfig.makeGifvGalleryContentVC) private var makeGifvGalleryContentVC
+
+    func makeUIViewController(context: Context) -> WrappedCollectionViewController {
+        WrappedCollectionViewController(
+            spacing: spacing,
+            minItemSize: minItemSize,
+            fetchImageAndGIFData: fetchImageAndGIFData,
+            makeGifvGalleryContentVC: makeGifvGalleryContentVC
+        )
+    }
+    
+    func updateUIViewController(_ uiViewController: UIViewControllerType, context: Context) {
+        uiViewController.draft = draft
+        uiViewController.addAttachment = {
+            DraftsPersistentContainer.shared.viewContext.insert($0)
+            $0.draft = draft
+            draft.attachments.add($0)
+        }
+        uiViewController.updateAttachments()
+    }
+    
+    @available(iOS 16.0, *)
+    func sizeThatFits(_ proposal: ProposedViewSize, uiViewController: WrappedCollectionViewController, context: Context) -> CGSize? {
+        guard let width = proposal.width,
+              width.isFinite else {
+            return nil
+        }
+        let count = draft.attachments.count + 1
+        return CGSize(
+            width: width,
+            height: Self.totalHeight(width: width, minItemSize: minItemSize, spacing: spacing, items: count)
+        )
+    }
+
+    fileprivate static func itemSize(width: CGFloat, minItemSize: CGFloat, spacing: CGFloat) -> (CGFloat, Int) {
+        // The maximum item size is 2*minItemSize + spacing - 1,
+        // in the case where one item fits in the row but we are one pt short of
+        // adding a second item.
+        var itemSize = minItemSize
+        var fittingCount = floor((width + spacing) / (itemSize + spacing))
+        var usedSpaceForFittingCount = fittingCount * itemSize + (fittingCount - 1) * spacing
+        var remainingSpace = width - usedSpaceForFittingCount
+        if fittingCount == 0 {
+            return (0, 0)
+        } else if fittingCount == 1 && remainingSpace > minItemSize / 2 {
+            // If there's only one item that would fit at min size, and giving
+            // it the rest of the space would increase it by at least 50%,
+            // add a second item anywyas.
+            itemSize = (width - spacing) / 2
+            fittingCount = 2
+            usedSpaceForFittingCount = fittingCount * itemSize + (fittingCount - 1) * spacing
+            remainingSpace = width - usedSpaceForFittingCount
+        }
+        itemSize = itemSize + remainingSpace / fittingCount
+        return (itemSize, Int(fittingCount))
+    }
+    
+    fileprivate static func totalHeight(width: CGFloat, minItemSize: CGFloat, spacing: CGFloat, items: Int) -> CGFloat {
+        let (size, itemsPerRow) = itemSize(width: width, minItemSize: minItemSize, spacing: spacing)
+        guard itemsPerRow != 0 else {
+            return 0
+        }
+        let rows = ceil(Double(items) / Double(itemsPerRow))
+        return size * rows + spacing * (rows - 1)
+    }
+}
+
+private class WrappedCollectionViewController: UIViewController {
+    let spacing: CGFloat
+    let minItemSize: CGFloat
+    var draft: Draft!
+    private var dataSource: UICollectionViewDiffableDataSource<Section, Item>!
+    fileprivate var currentInteractiveMoveStartOffsetInCell: CGPoint?
+    fileprivate var currentInteractiveMoveCell: HostingCollectionViewCell?
+    fileprivate var addAttachment: ((DraftAttachment) -> Void)? = nil
+    fileprivate var fetchImageAndGIFData: (URL) async -> (UIImage, Data)?
+    fileprivate var makeGifvGalleryContentVC: (URL) -> (any GalleryContentViewController)?
+    
+    var collectionView: UICollectionView {
+        view as! UICollectionView
+    }
+    
+    init(
+        spacing: CGFloat,
+        minItemSize: CGFloat,
+        fetchImageAndGIFData: @escaping (URL) async -> (UIImage, Data)?,
+        makeGifvGalleryContentVC: @escaping (URL) -> (any GalleryContentViewController)?
+    ) {
+        self.spacing = spacing
+        self.minItemSize = minItemSize
+        self.fetchImageAndGIFData = fetchImageAndGIFData
+        self.makeGifvGalleryContentVC = makeGifvGalleryContentVC
+        super.init(nibName: nil, bundle: nil)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func loadView() {
+        let layout = UICollectionViewCompositionalLayout { [unowned self] section, environment in
+            let (itemSize, itemsPerRow) = WrappedCollectionView.itemSize(width: environment.container.contentSize.width, minItemSize: minItemSize, spacing: spacing)
+            
+            let items = Array(repeating: NSCollectionLayoutItem(layoutSize: .init(widthDimension: .absolute(itemSize), heightDimension: .absolute(itemSize))), count: itemsPerRow)
+            let group = NSCollectionLayoutGroup.horizontal(layoutSize: .init(widthDimension: .fractionalWidth(1), heightDimension: .absolute(itemSize)), subitems: items)
+            group.interItemSpacing = .fixed(spacing)
+            let section = NSCollectionLayoutSection(group: group)
+            section.interGroupSpacing = spacing
+            return section
+        }
+        let attachmentCell = UICollectionView.CellRegistration<HostingCollectionViewCell, DraftAttachment> { [unowned self] cell, indexPath, attachment in
+            #if !os(visionOS)
+            cell.containingViewController = self
+            #endif
+            cell.setView(AttachmentCollectionViewCellView(attachment: attachment))
+        }
+        let addButtonCell = UICollectionView.CellRegistration<HostingCollectionViewCell, Void> { [unowned self] cell, indexPath, item in
+            #if !os(visionOS)
+            cell.containingViewController = self
+            #endif
+            cell.setView(AddAttachmentButton(viewController: self))
+        }
+        let collectionView = IntrinsicContentSizeCollectionView(frame: .zero, collectionViewLayout: layout)
+        self.view = collectionView
+        dataSource = UICollectionViewDiffableDataSource<Section, Item>(collectionView: collectionView) { collectionView, indexPath, itemIdentifier in
+            switch itemIdentifier {
+            case .attachment(let attachment):
+                return collectionView.dequeueConfiguredReusableCell(using: attachmentCell, for: indexPath, item: attachment)
+            case .addButton:
+                return collectionView.dequeueConfiguredReusableCell(using: addButtonCell, for: indexPath, item: ())
+            }
+        }
+        dataSource.reorderingHandlers.canReorderItem = { item in
+            switch item {
+            case .attachment(_):
+                true
+            case .addButton:
+                false
+            }
+        }
+        dataSource.reorderingHandlers.didReorder = { [unowned self] transaction in
+            let attachmentChanges = transaction.difference.map {
+                switch $0 {
+                case .insert(let offset, let element, let associatedWith):
+                    guard case .attachment(let attachment) = element else { fatalError() }
+                    return CollectionDifference<DraftAttachment>.Change.insert(offset: offset, element: attachment, associatedWith: associatedWith)
+                case .remove(let offset, let element, let associatedWith):
+                    guard case .attachment(let attachment) = element else { fatalError() }
+                    return CollectionDifference<DraftAttachment>.Change.remove(offset: offset, element: attachment, associatedWith: associatedWith)
+                }
+            }
+            let attachmentsDiff = CollectionDifference(attachmentChanges)!
+            let array = draft.draftAttachments.applying(attachmentsDiff)!
+            draft.attachments = NSMutableOrderedSet(array: array)
+        }
+        
+        collectionView.isScrollEnabled = false
+        collectionView.clipsToBounds = false
+        collectionView.delegate = self
+        
+        let longPressRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(reorderingLongPressRecognized))
+        longPressRecognizer.delegate = self
+        collectionView.addGestureRecognizer(longPressRecognizer)
+    }
+    
+    func updateAttachments() {
+        var snapshot = NSDiffableDataSourceSnapshot<Section, Item>()
+        snapshot.appendSections([.all])
+        snapshot.appendItems(draft.draftAttachments.map { .attachment($0) })
+        snapshot.appendItems([.addButton])
+        dataSource.apply(snapshot)
+    }
+    
+    @objc func reorderingLongPressRecognized(_ recognizer: UILongPressGestureRecognizer) {
+        let collectionView = recognizer.view as! UICollectionView
+        switch recognizer.state {
+        case .began:
+            break
+        case .changed:
+            var pos = recognizer.location(in: collectionView)
+            if let currentInteractiveMoveStartOffsetInCell {
+                pos.x -= currentInteractiveMoveStartOffsetInCell.x
+                pos.y -= currentInteractiveMoveStartOffsetInCell.y
+            }
+            collectionView.updateInteractiveMovementTargetPosition(pos)
+        case .ended:
+            collectionView.endInteractiveMovement()
+            UIView.animate(withDuration: 0.2) {
+                self.currentInteractiveMoveCell?.hostView?.transform = .identity
+            }
+            currentInteractiveMoveCell = nil
+            currentInteractiveMoveStartOffsetInCell = nil
+        case .cancelled:
+            collectionView.cancelInteractiveMovement()
+            UIView.animate(withDuration: 0.2) {
+                self.currentInteractiveMoveCell?.hostView?.transform = .identity
+            }
+            currentInteractiveMoveCell = nil
+            currentInteractiveMoveStartOffsetInCell = nil
+        default:
+            break
+        }
+    }
+    
+    enum Section {
+        case all
+    }
+    
+    enum Item: Hashable {
+        case attachment(DraftAttachment)
+        case addButton
+    }
+}
+
+extension WrappedCollectionViewController: UIGestureRecognizerDelegate {
+    func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
+        let collectionView = gestureRecognizer.view as! UICollectionView
+        let location = gestureRecognizer.location(in: collectionView)
+        guard let indexPath = collectionView.indexPathForItem(at: location),
+              let cell = collectionView.cellForItem(at: indexPath) as? HostingCollectionViewCell else {
+            return false
+        }
+        guard collectionView.beginInteractiveMovementForItem(at: indexPath) else {
+            return false
+        }
+        UIView.animate(withDuration: 0.2) {
+            cell.hostView?.transform = CGAffineTransform(scaleX: 1.2, y: 1.2)
+        }
+        currentInteractiveMoveCell = cell
+        currentInteractiveMoveStartOffsetInCell = gestureRecognizer.location(in: cell)
+        currentInteractiveMoveStartOffsetInCell!.x -= cell.bounds.midX
+        currentInteractiveMoveStartOffsetInCell!.y -= cell.bounds.midY
+        return true
+    }
+}
+
+extension WrappedCollectionViewController: UICollectionViewDelegate {
+    func collectionView(_ collectionView: UICollectionView, targetIndexPathForMoveOfItemFromOriginalIndexPath originalIndexPath: IndexPath, atCurrentIndexPath currentIndexPath: IndexPath, toProposedIndexPath proposedIndexPath: IndexPath) -> IndexPath {
+        let snapshot = dataSource.snapshot()
+        let items = snapshot.itemIdentifiers(inSection: .all).count
+        if proposedIndexPath.row == items - 1 {
+            return IndexPath(item: items - 2, section: proposedIndexPath.section)
+        } else {
+            return proposedIndexPath
+        }
+    }
+    
+    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
+        guard case .attachment(_) = dataSource.itemIdentifier(for: indexPath) else {
+            return
+        }
+        let dataSource = AttachmentsGalleryDataSource(
+            collectionView: collectionView,
+            fetchImageAndGIFData: self.fetchImageAndGIFData,
+            makeGifvGalleryContentVC: self.makeGifvGalleryContentVC
+        ) { [dataSource] in
+            let item = dataSource?.itemIdentifier(for: IndexPath(item: $0, section: 0))
+            switch item {
+            case .attachment(let attachment):
+                return attachment
+            default:
+                return nil
+            }
+        }
+        let galleryVC = GalleryViewController(dataSource: dataSource, initialItemIndex: indexPath.item)
+        galleryVC.showShareButton = false
+        present(galleryVC, animated: true)
+    }
+}
+
+private final class IntrinsicContentSizeCollectionView: UICollectionView {
+    private var _intrinsicContentSize = CGSize.zero
+    
+    override var intrinsicContentSize: CGSize {
+        _intrinsicContentSize
+    }
+    
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        
+        if contentSize != _intrinsicContentSize {
+            _intrinsicContentSize = contentSize
+            invalidateIntrinsicContentSize()
+        }
+    }
+}
+
+#if os(visionOS)
+final class HostingCollectionViewCell: UICollectionViewCell {
+    private(set) var hostView: UIView?
+    
+    func setView<V: View>(_ view: V) {
+        let config = UIHostingConfiguration(content: {
+            view
+        }).margins(.all, 0)
+        
+        if let hostView = hostView as? UIContentView {
+            hostView.configuration = config
+        } else {
+            hostView = config.makeContentView()
+            hostView!.frame = contentView.bounds
+            contentView.addSubview(hostView!)
+        }
+    }
+}
+#else
+@available(iOS, obsoleted: 16.0)
+final class HostingCollectionViewCell: UICollectionViewCell {
+    weak var containingViewController: UIViewController?
+    
+    @available(iOS, obsoleted: 16.0)
+    private var hostController: UIHostingController<AnyView>?
+    private(set) var hostView: UIView?
+    
+    func setView<V: View>(_ view: V) {
+        if #available(iOS 16.0, *) {
+            let config = UIHostingConfiguration(content: {
+                view
+            }).margins(.all, 0)
+            
+            // We don't just use the cell's contentConfiguration property because we need to animate
+            // the size of the host view, and when the host view is the contentView, that doesn't work.
+            if let hostView = hostView as? UIContentView {
+                hostView.configuration = config
+            } else {
+                hostView = config.makeContentView()
+                hostView!.frame = contentView.bounds
+                contentView.addSubview(hostView!)
+            }
+        } else {
+            if let hostController {
+                hostController.rootView = AnyView(view)
+            } else {
+                let host = UIHostingController(rootView: AnyView(view))
+                containingViewController!.addChild(host)
+                host.view.frame = contentView.bounds
+                contentView.addSubview(host.view)
+                host.didMove(toParent: containingViewController!)
+                hostController = host
+                hostView = host.view
+            }
+        }
+    }
+}
+#endif
+
+private struct AddAttachmentButton: View {
+    unowned let viewController: WrappedCollectionViewController
+    @Environment(\.canAddAttachment) private var enabled
+    @Environment(\.composeUIConfig.presentAssetPicker) private var presentAssetPicker
+    @Environment(\.composeUIConfig.presentDrawing) private var presentDrawing
+
+    var body: some View {
+        Menu {
+            if let presentAssetPicker {
+                Button("Add photo or video", systemImage: "photo") {
+                    presentAssetPicker {
+                        let draft = viewController.draft!
+                        AttachmentsSection.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: $0.map(\.itemProvider))
+                    }
+                }
+            }
+            if let presentDrawing {
+                Button("Draw something", systemImage: "hand.draw") {
+                    presentDrawing(PKDrawing()) { drawing in
+                        let draft = viewController.draft!
+                        let attachment = DraftAttachment(context: DraftsPersistentContainer.shared.viewContext)
+                        attachment.id = UUID()
+                        attachment.drawing = drawing
+                        attachment.draft = draft
+                        draft.attachments.add(attachment)
+                    }
+                }
+            }
+        } label: {
+            Image(systemName: iconName)
+                .imageScale(.large)
+                .frame(maxWidth: .infinity, maxHeight: .infinity)
+                .background {
+                    RoundedRectangle(cornerRadius: 5)
+                        .foregroundStyle(.tint.opacity(0.1))
+                    
+                    RoundedRectangle(cornerRadius: 5)
+                        .stroke(.tint, style: StrokeStyle(lineWidth: 2, dash: [5]))
+                }
+        }
+        .disabled(!enabled)
+        .animation(.linear(duration: 0.2), value: enabled)
+    }
+    
+    private var iconName: String {
+        if #available(iOS 17.0, *) {
+            "photo.badge.plus"
+        } else {
+            "photo"
+        }
+    }
+}
+
+struct AddAttachmentConditionsModifier: ViewModifier {
+    @ObservedObject var draft: Draft
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+    
+    private var canAddAttachment: Bool {
+        if instanceFeatures.mastodonAttachmentRestrictions {
+            return draft.attachments.count < 4
+                && draft.draftAttachments.allSatisfy { $0.type == .image }
+                && !draft.pollEnabled
+        } else {
+            return true
+        }
+    }
+
+    func body(content: Content) -> some View {
+        content
+            .environment(\.canAddAttachment, canAddAttachment)
+    }
+}
+
+private struct CanAddAttachmentKey: EnvironmentKey {
+    static let defaultValue = false
+}
+
+extension EnvironmentValues {
+    var canAddAttachment: Bool {
+        get { self[CanAddAttachmentKey.self] }
+        set { self[CanAddAttachmentKey.self] = newValue }
+    }
+}
+
+struct DropAttachmentModifier: ViewModifier {
+    let draft: Draft
+    @Environment(\.canAddAttachment) private var canAddAttachment
+    
+    func body(content: Content) -> some View {
+        content
+            .onDrop(of: DraftAttachment.readableTypeIdentifiersForItemProvider, delegate: AttachmentDropDelegate(draft: draft, canAddAttachment: canAddAttachment))
+    }
+}
+
+private struct AttachmentDropDelegate: DropDelegate {
+    let draft: Draft
+    let canAddAttachment: Bool
+    
+    func validateDrop(info: DropInfo) -> Bool {
+        canAddAttachment
+    }
+    
+    func performDrop(info: DropInfo) -> Bool {
+        AttachmentsSection.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: info.itemProviders(for: DraftAttachment.readableTypeIdentifiersForItemProvider))
+        return true
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/AttachmentsListSection.swift

@@ -1,182 +0,0 @@
-//
-//  AttachmentsListSection.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 10/14/24.
-//
-
-import SwiftUI
-import InstanceFeatures
-import PencilKit
-
-struct AttachmentsListSection: View {
-    @ObservedObject var draft: Draft
-    @ObservedObject var instanceFeatures: InstanceFeatures
-    @Environment(\.canAddAttachment) private var canAddAttachment
-    
-    var body: some View {
-        attachmentRows
-        
-        buttons
-            .foregroundStyle(.tint)
-            #if os(visionOS)
-            .buttonStyle(.bordered)
-            .labelStyle(AttachmentButtonLabelStyle())
-            #endif
-    }
-    
-    private var attachmentRows: some View {
-        ForEach(draft.draftAttachments) { attachment in
-            AttachmentRowView(attachment: attachment)
-        }
-        .onMove(perform: moveAttachments)
-        .onDelete(perform: deleteAttachments)
-        .onInsert(of: DraftAttachment.readableTypeIdentifiersForItemProvider) { offset, providers in
-            Self.insertAttachments(in: draft, at: offset, itemProviders: providers)
-        }
-    }
-    
-    @ViewBuilder
-    private var buttons: some View {
-        AddPhotoButton(addAttachments: self.addAttachments)
-        
-        AddDrawingButton(draft: draft)
-        
-        TogglePollButton(draft: draft)
-    }
-    
-    static func insertAttachments(in draft: Draft, at index: Int, itemProviders: [NSItemProvider]) {
-        for provider in itemProviders where provider.canLoadObject(ofClass: DraftAttachment.self) {
-            provider.loadObject(ofClass: DraftAttachment.self) { object, error in
-                guard let attachment = object as? DraftAttachment else { return }
-                DispatchQueue.main.async {
-                    DraftsPersistentContainer.shared.viewContext.insert(attachment)
-                    attachment.draft = draft
-                    draft.attachments.add(attachment)
-                }
-            }
-        }
-    }
-    
-    private func addAttachments(itemProviders: [NSItemProvider]) {
-        Self.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: itemProviders)
-    }
-    
-    private func moveAttachments(from source: IndexSet, to destination: Int) {
-        // just using moveObjects(at:to:) on the draft.attachments NSMutableOrderedSet
-        // results in the order switching back to the previous order and then to the correct one
-        // on the subsequent 2 view updates. creating a new set with the proper order doesn't have that problem
-        var array = draft.draftAttachments
-        array.move(fromOffsets: source, toOffset: destination)
-        draft.attachments = NSMutableOrderedSet(array: array)
-    }
-    
-    private func deleteAttachments(at indices: IndexSet) {
-        var array = draft.draftAttachments
-        array.remove(atOffsets: indices)
-        draft.attachments = NSMutableOrderedSet(array: array)
-    }
-
-}
-
-private struct AddPhotoButton: View {
-    let addAttachments: ([NSItemProvider]) -> Void
-    @Environment(\.composeUIConfig.presentAssetPicker) private var presentAssetPicker
-    
-    var body: some View {
-        if let presentAssetPicker {
-            Button("Add photo or video", systemImage: "photo") {
-                presentAssetPicker { results in
-                    addAttachments(results.map(\.itemProvider))
-                }
-            }
-        }
-    }
-}
-
-private struct AddDrawingButton: View {
-    let draft: Draft
-    @Environment(\.composeUIConfig.presentDrawing) private var presentDrawing
-    
-    var body: some View {
-        if let presentDrawing {
-            Button("Add drawing", systemImage: "hand.draw") {
-                presentDrawing(PKDrawing()) { drawing in
-                    let attachment = DraftAttachment(context: DraftsPersistentContainer.shared.viewContext)
-                    attachment.id = UUID()
-                    attachment.drawing = drawing
-                    attachment.draft = self.draft
-                    self.draft.attachments.add(attachment)
-                }
-            }
-        }
-    }
-}
-
-private struct TogglePollButton: View {
-    @ObservedObject var draft: Draft
-    
-    var body: some View {
-        Button(draft.poll == nil ? "Add a poll" : "Remove poll", systemImage: "chart.bar.doc.horizontal") {
-            withAnimation {
-                draft.poll = draft.poll == nil ? Poll(context: DraftsPersistentContainer.shared.viewContext) : nil
-            }
-        }
-        .disabled(draft.attachments.count > 0)
-    }
-}
-
-struct AddAttachmentConditionsModifier: ViewModifier {
-    @ObservedObject var draft: Draft
-    @ObservedObject var instanceFeatures: InstanceFeatures
-    
-    private var canAddAttachment: Bool {
-        if instanceFeatures.mastodonAttachmentRestrictions {
-            return draft.attachments.count < 4
-                && draft.draftAttachments.allSatisfy { $0.type == .image }
-                && draft.poll == nil
-        } else {
-            return true
-        }
-    }
-
-    func body(content: Content) -> some View {
-        content
-            .environment(\.canAddAttachment, canAddAttachment)
-    }
-}
-
-private struct CanAddAttachmentKey: EnvironmentKey {
-    static let defaultValue = false
-}
-
-extension EnvironmentValues {
-    var canAddAttachment: Bool {
-        get { self[CanAddAttachmentKey.self] }
-        set { self[CanAddAttachmentKey.self] = newValue }
-    }
-}
-
-struct DropAttachmentModifier: ViewModifier {
-    let draft: Draft
-    @Environment(\.canAddAttachment) private var canAddAttachment
-    
-    func body(content: Content) -> some View {
-        content
-            .onDrop(of: DraftAttachment.readableTypeIdentifiersForItemProvider, delegate: AttachmentDropDelegate(draft: draft, canAddAttachment: canAddAttachment))
-    }
-}
-
-private struct AttachmentDropDelegate: DropDelegate {
-    let draft: Draft
-    let canAddAttachment: Bool
-    
-    func validateDrop(info: DropInfo) -> Bool {
-        canAddAttachment
-    }
-    
-    func performDrop(info: DropInfo) -> Bool {
-        AttachmentsListSection.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: info.itemProviders(for: DraftAttachment.readableTypeIdentifiersForItemProvider))
-        return true
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/ComposeNavigationBarActions.swift

@@ -0,0 +1,242 @@
+//
+//  ComposeNavigationBarActions.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 1/30/25.
+//
+
+import SwiftUI
+import Combine
+import InstanceFeatures
+import TuskerPreferences
+
+struct ComposeNavigationBarActions: ToolbarContent {
+    @ObservedObject var draft: Draft
+    @Binding var isShowingDrafts: Bool
+    let isPosting: Bool
+    let cancel: (_ deleteDraft: Bool) -> Void
+    let postStatus: () async -> Void
+    
+    var body: some ToolbarContent {
+        ToolbarItem(placement: .cancellationAction) {
+            ToolbarCancelButton(draft: draft, isPosting: isPosting, cancel: cancel)
+        }
+        
+        #if targetEnvironment(macCatalyst)
+        ToolbarItem(placement: .topBarTrailing) {
+            DraftsButton(isShowingDrafts: $isShowingDrafts)
+        }
+        ToolbarItem(placement: .confirmationAction) {
+            PostButton(draft: draft, isPosting: isPosting, postStatus: postStatus)
+        }
+        #else
+        ToolbarItem(placement: .confirmationAction) {
+            PostOrDraftsButton(draft: draft, isShowingDrafts: $isShowingDrafts, isPosting: isPosting, postStatus: postStatus)
+        }
+        #endif
+    }
+}
+
+private struct ToolbarCancelButton: View {
+    let draft: Draft
+    let isPosting: Bool
+    let cancel: (_ deleteDraft: Bool) -> Void
+    @State private var isShowingSaveDraftSheet = false
+    
+    var body: some View {
+        Button(role: .cancel, action: self.showConfirmationOrCancel) {
+            Text("Cancel")
+        }
+        .disabled(isPosting)
+        .confirmationDialog("Are you sure?", isPresented: $isShowingSaveDraftSheet) {
+            // edit drafts can't be saved
+            if draft.editedStatusID == nil {
+                Button(action: { cancel(false) }) {
+                    Text("Save Draft")
+                }
+                Button(role: .destructive, action: { cancel(true) }) {
+                    Text("Delete Draft")
+                }
+            } else {
+                Button(role: .destructive, action: { cancel(true) }) {
+                    Text("Cancel Edit")
+                }
+            }
+        }
+    }
+    
+    private func showConfirmationOrCancel() {
+        if draft.hasContent {
+            isShowingSaveDraftSheet = true
+        } else {
+            cancel(true)
+        }
+    }
+}
+
+#if !targetEnvironment(macCatalyst)
+private struct PostOrDraftsButton: View {
+    @DraftObserving var draft: Draft
+    @Binding var isShowingDrafts: Bool
+    let isPosting: Bool
+    let postStatus: () async -> Void
+    @Environment(\.composeUIConfig.allowSwitchingDrafts) private var allowSwitchingDrafts
+    
+    var body: some View {
+        if !draftIsEmpty || draft.editedStatusID != nil || !allowSwitchingDrafts {
+            PostButton(draft: draft, isPosting: isPosting, postStatus: postStatus)
+        } else {
+            DraftsButton(isShowingDrafts: $isShowingDrafts)
+        }
+    }
+    
+    private var draftIsEmpty: Bool {
+        draft.text == draft.initialText && (!draft.contentWarningEnabled || draft.contentWarning == draft.initialContentWarning) && draft.attachments.count == 0 && (!draft.pollEnabled || !draft.poll!.hasContent)
+    }
+}
+#endif
+
+private struct PostButton: View {
+    @DraftObserving var draft: Draft
+    let isPosting: Bool
+    let postStatus: () async -> Void
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+    @PreferenceObserving(\.$requireAttachmentDescriptions) private var requireAttachmentDescriptions
+    
+    var body: some View {
+        Button {
+            Task {
+                await postStatus()
+            }
+        } label: {
+            Text(draft.editedStatusID == nil ? "Post" : "Edit")
+        }
+        .keyboardShortcut(.return, modifiers: .command)
+        .disabled(!draftValid)
+        .disabled(isPosting)
+    }
+    
+    private var hasCharactersRemaining: Bool {
+        let limit = instanceFeatures.maxStatusChars
+        let cwCount = draft.contentWarningEnabled ? draft.contentWarning.count : 0
+        let bodyCount = CharacterCounter.count(text: draft.text, for: instanceFeatures)
+        let remaining = limit - (cwCount + bodyCount)
+        return remaining >= 0
+    }
+    
+    private var attachmentsCombinationValid: Bool {
+        if !instanceFeatures.mastodonAttachmentRestrictions {
+            true
+        } else if draft.attachments.count > 1,
+                  draft.draftAttachments.contains(where: { $0.type == .video }) {
+            false
+        } else if draft.attachments.count > 4 {
+            false
+        } else {
+            true
+        }
+    }
+    
+    private var attachmentsValid: Bool {
+        (!requireAttachmentDescriptions || draft.draftAttachments.allSatisfy { !$0.attachmentDescription.isEmpty })
+        && attachmentsCombinationValid
+    }
+    
+    private var pollValid: Bool {
+        !draft.pollEnabled || draft.poll!.pollOptions.allSatisfy { !$0.text.isEmpty }
+    }
+    
+    private var draftValid: Bool {
+        draft.editedStatusID != nil ||
+        ((draft.hasText || draft.attachments.count > 0)
+         && hasCharactersRemaining
+         && attachmentsValid
+         && pollValid)
+    }
+}
+
+private struct DraftsButton: View {
+    @Binding var isShowingDrafts: Bool
+    
+    var body: some View {
+        Button {
+            isShowingDrafts = true
+        } label: {
+            Text("Drafts")
+        }
+    }
+}
+
+// This property wrapper lets a View observe all of the following:
+// 1. The Draft itself
+// 2. The Draft's Poll (if it has one)
+// 3. Each of the Poll's PollOptions (if there is a Poll)
+// 4. Each of the Draft's DraftAttachments
+@propertyWrapper
+private struct DraftObserving: DynamicProperty {
+    let wrappedValue: Draft
+    @StateObject private var observer = Observer()
+    
+    init(wrappedValue: Draft) {
+        self.wrappedValue = wrappedValue
+    }
+    
+    func update() {
+        observer.update(draft: wrappedValue)
+    }
+    
+    private class Observer: ObservableObject {
+        private var draft: Draft?
+        
+        private var cancellable: AnyCancellable?
+        private var draftPollObservation: NSKeyValueObservation?
+        private var pollOptionsObservation: NSKeyValueObservation?
+        private var pollOptionsCancellables: [AnyCancellable] = []
+        private var draftAttachmentsObservation: NSKeyValueObservation?
+        private var draftAttachmentsCancellables: [AnyCancellable] = []
+        
+        func update(draft: Draft) {
+            guard draft !== self.draft else {
+                return
+            }
+            self.draft = draft
+            cancellable = draft.objectWillChange
+                .sink { [unowned self] _ in self.objectWillChange.send() }
+            draftPollObservation = draft.observe(\.poll) { [unowned self] _, _ in
+                objectWillChange.send()
+                self.pollChanged()
+            }
+            pollChanged()
+            draftAttachmentsObservation = draft.observe(\.attachments) { [unowned self] _, _ in
+                objectWillChange.send()
+                self.draftAttachmentsChanged()
+            }
+            draftAttachmentsChanged()
+        }
+        
+        private func pollChanged() {
+            pollOptionsObservation = (draft?.poll).map {
+                $0.observe(\.options) { [unowned self] _, _ in
+                    objectWillChange.send()
+                    self.pollOptionsChanged()
+                }
+            }
+            pollOptionsChanged()
+        }
+        
+        private func pollOptionsChanged() {
+            pollOptionsCancellables = draft?.poll?.pollOptions.map {
+                $0.objectWillChange
+                    .sink { [unowned self] _ in self.objectWillChange.send() }
+            } ?? []
+        }
+        
+        private func draftAttachmentsChanged() {
+            draftAttachmentsCancellables = draft?.draftAttachments.map {
+                $0.objectWillChange
+                    .sink { [unowned self] _ in self.objectWillChange.send() }
+            } ?? []
+        }
+    }
+}
+

Packages/ComposeUI/Sources/ComposeUI/Views/ComposeToolbarView.swift

@@ -36,7 +36,7 @@ struct ComposeToolbarView: View {
     }
     
     private var buttons: some View {
-        HStack(spacing: 0) {
+        HStack(spacing: 4) {
             ContentWarningButton(enabled: $draft.contentWarningEnabled, focusedField: $focusedField)
             
             VisibilityButton(draft: draft, instanceFeatures: mastodonController.instanceFeatures)
@@ -48,8 +48,6 @@ struct ComposeToolbarView: View {
             FormatButtons()
             
             Spacer()
-            
-            LangaugeButton(draft: draft, instanceFeatures: mastodonController.instanceFeatures)
         }
     }
 }
@@ -74,7 +72,7 @@ private struct ToolbarScrollView<Content: View>: View {
                     }
                 }
         }
-        .scrollDisabled(realWidth ?? 0 <= minWidth ?? 0)
+        .scrollDisabledIfAvailable(realWidth ?? 0 <= minWidth ?? 0)
         .frame(maxWidth: .infinity)
         .background {
             GeometryReader { proxy in
@@ -109,13 +107,23 @@ private struct ContentWarningButton: View {
     
     private func toggleContentWarning() {
         enabled.toggle()
-        if enabled {
-            focusedField = .contentWarning
+        if focusedField != nil {
+            if enabled {
+                focusedField = .contentWarning
+            } else if focusedField == .contentWarning {
+                focusedField = .body
+            }
         }
     }
 }
 
 private struct VisibilityButton: View {
+    private static var allOptions: [MenuPicker<Pachyderm.Visibility>.Option] {
+        Pachyderm.Visibility.allCases.map { vis in
+            .init(value: vis, title: vis.displayName, subtitle: vis.subtitle, image: UIImage(systemName: vis.unfilledImageName), accessibilityLabel: "Visibility: \(vis.displayName)")
+        }
+    }
+    
     @ObservedObject var draft: Draft
     @ObservedObject var instanceFeatures: InstanceFeatures
     
@@ -131,29 +139,24 @@ private struct VisibilityButton: View {
     }
     
     private var visibilityOptions: [MenuPicker<Pachyderm.Visibility>.Option] {
-        let visibilities: [Pachyderm.Visibility]
         if !instanceFeatures.composeDirectStatuses {
-            visibilities = [.public, .unlisted, .private]
+            Self.allOptions.filter { $0.value != .direct }
         } else {
-            visibilities = Pachyderm.Visibility.allCases
-        }
-        return visibilities.map { vis in
-            .init(value: vis, title: vis.displayName, subtitle: vis.subtitle, image: UIImage(systemName: vis.unfilledImageName), accessibilityLabel: "Visibility: \(vis.displayName)")
+            Self.allOptions
         }
     }
     
     var body: some View {
         MenuPicker(selection: visibilityBinding, options: visibilityOptions, buttonStyle: .iconOnly)
-            #if !targetEnvironment(macCatalyst) && !os(visionOS)
-            // the button has a bunch of extra space by default, but combined with what we add it's too much
-            .padding(.horizontal, -8)
-            #endif
             .disabled(draft.editedStatusID != nil)
             .disabled(instanceFeatures.localOnlyPostsVisibility && draft.localOnly)
     }
 }
 
 private struct LocalOnlyButton: View {
+    private static let localOnlyImage = UIImage(named: "link.broken")!
+    private static let federatedImage = UIImage(systemName: "link")!
+
     @Binding var enabled: Bool
     var mastodonController: any ComposeMastodonContext
     @ObservedObject private var instanceFeatures: InstanceFeatures
@@ -167,8 +170,8 @@ private struct LocalOnlyButton: View {
     private var options: [MenuPicker<Bool>.Option] {
         let domain = mastodonController.accountInfo!.instanceURL.host!
         return [
-            .init(value: true, title: "Local-only", subtitle: "Only \(domain)", image: UIImage(named: "link.broken")),
-            .init(value: false, title: "Federated", image: UIImage(systemName: "link")),
+            .init(value: true, title: "Local-only", subtitle: "Only \(domain)", image: Self.localOnlyImage),
+            .init(value: false, title: "Federated", image: Self.federatedImage),
         ]
     }
     
@@ -180,7 +183,7 @@ private struct LocalOnlyButton: View {
 }
 
 private struct InsertEmojiButton: View {
-    @FocusedValue(\.composeInput) private var input
+    @FocusedInput private var input
     @ScaledMetric(relativeTo: .body) private var imageSize: CGFloat = 22
     
     var body: some View {
@@ -202,7 +205,7 @@ private struct InsertEmojiButton: View {
 }
 
 private struct FormatButtons: View {
-    @FocusedValue(\.composeInput) private var input
+    @FocusedInput private var input
     @PreferenceObserving(\.$statusContentType) private var contentType
     
     var body: some View {
@@ -239,31 +242,13 @@ private struct FormatButton: View {
     }
 }
 
-private struct LangaugeButton: View {
-    @ObservedObject var draft: Draft
-    @ObservedObject var instanceFeatures: InstanceFeatures
-    @FocusedValue(\.composeInput) private var input
-    @State private var hasChanged = false
-    
-    var body: some View {
-        if instanceFeatures.createStatusWithLanguage {
-            LanguagePicker(draftLanguage: $draft.language, hasChangedSelection: $hasChanged)
-                .onReceive(NotificationCenter.default.publisher(for: UITextInputMode.currentInputModeDidChangeNotification), perform: currentInputModeChanged)
-                .onChange(of: draft.id) { _ in
-                    hasChanged = false
-                }
-        }
-    }
-    
-    @available(iOS 16.0, *)
-    private func currentInputModeChanged(_ notification: Foundation.Notification) {
-        guard !hasChanged,
-              !draft.hasContent,
-              let mode = input?.textInputMode,
-              let code = LanguagePicker.codeFromInputMode(mode) else {
-            return
-        }
-        draft.language = code.identifier
+private struct InputAccessoryToolbarHost: EnvironmentKey {
+    static var defaultValue: UIView? { nil }
+}
+extension EnvironmentValues {
+    var inputAccessoryToolbarHost: UIView? {
+        get { self[InputAccessoryToolbarHost.self] }
+        set { self[InputAccessoryToolbarHost.self] = newValue }
     }
 }
 

Packages/ComposeUI/Sources/ComposeUI/Views/ComposeView.swift

@@ -6,54 +6,183 @@
 //
 
 import SwiftUI
+import CoreData
+import Pachyderm
+import TuskerComponents
+import TuskerPreferences
 
-struct ComposeView: View {
+// State owned by the compose UI but that needs to be accessible from outside.
+public final class ComposeViewState: ObservableObject {
+    @Published var poster: PostService?
+    @Published public internal(set) var draft: Draft
+    @Published public internal(set) var didPostSuccessfully = false
+    
+    public var isPosting: Bool {
+        poster != nil
+    }
+    
+    public init(draft: Draft) {
+        self.draft = draft
+    }
+}
+
+public struct ComposeView: View {
+    @ObservedObject var state: ComposeViewState
+    let mastodonController: any ComposeMastodonContext
+    let currentAccount: (any AccountProtocol)?
+    let config: ComposeUIConfig
+    @FocusState private var focusedField: FocusableField?
+    
+    public init(
+        state: ComposeViewState,
+        mastodonController: any ComposeMastodonContext,
+        currentAccount: (any AccountProtocol)?,
+        config: ComposeUIConfig
+    ) {
+        self.state = state
+        self.mastodonController = mastodonController
+        self.currentAccount = currentAccount
+        self.config = config
+    }
+    
+    public var body: some View {
+        ComposeViewBody(
+            draft: state.draft,
+            mastodonController: mastodonController,
+            state: state,
+            setDraft: self.setDraft,
+            focusedField: $focusedField
+        )
+        .environment(\.composeUIConfig, config)
+        .environment(\.currentAccount, currentAccount)
+        .injectInputAccessoryHost(state: state, mastodonController: mastodonController, focusedField: $focusedField)
+        .onReceive(NotificationCenter.default.publisher(for: .NSManagedObjectContextObjectsDidChange, object: DraftsPersistentContainer.shared.viewContext), perform: self.managedObjectsDidChange)
+    }
+    
+    private func setDraft(_ draft: Draft) {
+        let oldDraft = state.draft
+        state.draft = draft
+        
+        if oldDraft.hasContent {
+            oldDraft.lastModified = Date()
+        } else {
+            DraftsPersistentContainer.shared.viewContext.delete(oldDraft)
+        }
+        DraftsPersistentContainer.shared.save()
+    }
+    
+    private func managedObjectsDidChange(_ notification: Foundation.Notification) {
+        if let deleted = notification.userInfo?[NSDeletedObjectsKey] as? Set<NSManagedObject>,
+           deleted.contains(where: { $0.objectID == state.draft.objectID }) {
+            config.dismiss(.cancel)
+        }
+    }
+}
+
+// TODO: see if this can be broken up further
+private struct ComposeViewBody: View {
     @ObservedObject var draft: Draft
     let mastodonController: any ComposeMastodonContext
-    @State private var poster: PostService? = nil
-    @FocusState private var focusedField: FocusableField?
-    @EnvironmentObject private var controller: ComposeController
+    @ObservedObject var state: ComposeViewState
+    let setDraft: (Draft) -> Void
+    @FocusState.Binding var focusedField: FocusableField?
+    @State private var postError: PostService.Error?
+    @State private var isShowingDrafts = false
+    @State private var isDismissing = false
+    @State private var userConfirmedDelete = false
+    @Environment(\.composeUIConfig) private var config
+    @PreferenceObserving(\.$statusContentType) private var statusContentType
     
-    var body: some View {
+    public var body: some View {
+        navigation
+            .environmentObject(mastodonController.instanceFeatures)
+            .sheet(isPresented: $isShowingDrafts) {
+                DraftsView(
+                    currentDraft: draft,
+                    isShowingDrafts: $isShowingDrafts,
+                    accountInfo: mastodonController.accountInfo!,
+                    selectDraft: {
+                        self.setDraft($0)
+                        self.isShowingDrafts = false
+                    }
+                )
+            }
+            .alertWithData("Error Posting", data: $postError, actions: { _ in
+                Button("OK") {}
+            }, message: { error in
+                Text(error.localizedDescription)
+            })
+            .onDisappear(perform: self.deleteOrSaveDraft)
+    }
+    
+    @ViewBuilder
+    private var navigation: some View {
+        #if os(visionOS)
         NavigationStack {
             navigationRoot
         }
+        #else
+        if #available(iOS 16.0, *) {
+            NavigationStack {
+                navigationRoot
+            }
+        } else {
+            NavigationView {
+                navigationRoot
+            }
+            .navigationViewStyle(.stack)
+        }
+        #endif
     }
     
     private var navigationRoot: some View {
         ZStack {
-            List {
-                listContent
+            ScrollView {
+                scrollContent
             }
-            .listStyle(.plain)
-            .scrollDismissesKeyboard(.interactively)
+            #if !os(visionOS)
+            .scrollDismissesKeyboardInteractivelyIfAvailable()
+            #endif
             #if !os(visionOS) && !targetEnvironment(macCatalyst)
             .modifier(ToolbarSafeAreaInsetModifier())
             #endif
         }
         .overlay(alignment: .top) {
-            if let poster {
+            if let poster = state.poster {
                 PostProgressView(poster: poster)
                     .frame(alignment: .top)
             }
         }
         #if !os(visionOS)
         .overlay(alignment: .bottom, content: {
-            // TODO: during ducking animation, toolbar should move off the botto edge
             // This needs to be in an overlay, ignoring the keyboard safe area
             // doesn't work with the safeAreaInset modifier.
-            toolbarView
-                .frame(maxHeight: .infinity, alignment: .bottom)
-                .ignoresSafeArea(.keyboard)
+            
+            // When we're using the input accessory toolbar, hide the overlay toolbar so that,
+            // on iPad, we don't get two toolbars showing.
+            let showOverlayToolbar = if #available(iOS 16.0, *) {
+                focusedField == nil
+            } else {
+               true
+            }
+            
+            if config.showToolbar,
+               showOverlayToolbar {
+                toolbarView
+                    .frame(maxHeight: .infinity, alignment: .bottom)
+                    .modifier(IgnoreKeyboardSafeAreaIfUsingInputAccessory())
+                    .transition(.move(edge: .bottom))
+                    .animation(.snappy, value: config.showToolbar)
+            }
         })
         #endif
         // Have these after the overlays so they barely work instead of not working at all. FB11790805
         .modifier(DropAttachmentModifier(draft: draft))
-        .modifier(AddAttachmentConditionsModifier(draft: draft, instanceFeatures: mastodonController.instanceFeatures))
+        .modifier(AddAttachmentConditionsModifier(draft: draft))
         .modifier(NavigationTitleModifier(draft: draft, mastodonController: mastodonController))
         .navigationBarTitleDisplayMode(.inline)
         .toolbar {
-            ToolbarActions(draft: draft, controller: controller)
+            ComposeNavigationBarActions(draft: draft, isShowingDrafts: $isShowingDrafts, isPosting: state.isPosting, cancel: self.cancel(deleteDraft:), postStatus: self.postStatus)
             #if os(visionOS)
             ToolbarItem(placement: .bottomOrnament) {
                 toolbarView
@@ -67,36 +196,69 @@ struct ComposeView: View {
     }
     
     @ViewBuilder
-    private var listContent: some View {
-        NewReplyStatusView(draft: draft, mastodonController: mastodonController)
-            .listRowInsets(EdgeInsets(top: 8, leading: 8, bottom: 4, trailing: 8))
-            .listRowSeparator(.hidden)
-        
-        NewHeaderView(draft: draft, instanceFeatures: mastodonController.instanceFeatures)
-            .listRowInsets(EdgeInsets(top: 8, leading: 8, bottom: 4, trailing: 8))
-            .listRowSeparator(.hidden)
-        
-        ContentWarningTextField(draft: draft, focusedField: $focusedField)
-            .listRowInsets(EdgeInsets(top: 8, leading: 8, bottom: 4, trailing: 8))
-            .listRowSeparator(.hidden)
-        
-        NewMainTextView(value: $draft.text, focusedField: $focusedField, handleAttachmentDrop: self.addAttachments)
-            .listRowInsets(EdgeInsets(top: 8, leading: 8, bottom: 4, trailing: 8))
-            .listRowSeparator(.hidden)
-
-        AttachmentsListSection(draft: draft, instanceFeatures: mastodonController.instanceFeatures)
+    private var scrollContent: some View {
+        VStack(spacing: 8) {
+            NewReplyStatusView(draft: draft, mastodonController: mastodonController)
+            
+            DraftEditor(draft: draft, focusedField: $focusedField)
+        }
+        .padding(8)
     }
     
     private func addAttachments(_ itemProviders: [NSItemProvider]) {
-        AttachmentsListSection.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: itemProviders)
+        AttachmentsSection.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: itemProviders)
+    }
+    
+    private func deleteOrSaveDraft() {
+        if isDismissing,
+           !draft.hasContent || state.didPostSuccessfully || userConfirmedDelete {
+               DraftsPersistentContainer.shared.viewContext.delete(draft)
+           } else {
+               draft.lastModified = Date()
+           }
+        DraftsPersistentContainer.shared.save()
+    }
+    
+    private func cancel(deleteDraft: Bool) {
+        isDismissing = true
+        userConfirmedDelete = deleteDraft
+        config.dismiss(.cancel)
+    }
+    
+    private func postStatus() async {
+        guard !state.isPosting,
+              draft.editedStatusID != nil || draft.hasContent else {
+            return
+        }
+        
+        let poster = PostService(mastodonController: mastodonController, contentType: statusContentType, draft: draft)
+        state.poster = poster
+        
+        do {
+            let status = try await poster.post()
+            
+            isDismissing = true
+            state.didPostSuccessfully = true
+            
+            // wait .25 seconds so the user can see the progress bar has completed
+            try? await Task.sleep(nanoseconds: 250_000_000)
+            
+            // don't unset the poster, so the ui remains disabled while dismissing
+            
+            if draft.editedStatusID != nil {
+                config.dismiss(.edit(status))
+            } else {
+                config.dismiss(.post(status))
+            }
+        } catch {
+            self.postError = error
+            state.poster = nil
+        }
     }
 }
 
-private struct NavigationTitleModifier: ViewModifier {
-    let draft: Draft
-    let mastodonController: any ComposeMastodonContext
-    
-    private var navigationTitle: String {
+extension ComposeView {
+    public static func navigationTitle(for draft: Draft, mastodonController: any ComposeMastodonContext) -> String {
         if let id = draft.inReplyToID,
            let status = mastodonController.fetchStatus(id: id) {
             return "Reply to @\(status.account.acct)"
@@ -106,108 +268,23 @@ private struct NavigationTitleModifier: ViewModifier {
             return "New Post"
         }
     }
+}
+
+private struct NavigationTitleModifier: ViewModifier {
+    let draft: Draft
+    let mastodonController: any ComposeMastodonContext
 
     func body(content: Content) -> some View {
+        let title = ComposeView.navigationTitle(for: draft, mastodonController: mastodonController)
         content
-            .navigationTitle(navigationTitle)
-            .preference(key: NavigationTitlePreferenceKey.self, value: navigationTitle)
-    }
-}
-
-// Public preference so that the host can read the title.
-public struct NavigationTitlePreferenceKey: PreferenceKey {
-    public static var defaultValue: String? { nil }
-    public static func reduce(value: inout String?, nextValue: () -> String?) {
-        value = value ?? nextValue()
-    }
-}
-
-private struct ToolbarActions: ToolbarContent {
-    @ObservedObject var draft: Draft
-    // Prior to iOS 16, the toolbar content doesn't seem to have access
-    // to the environment form the containing view.
-    let controller: ComposeController
-    
-    var body: some ToolbarContent {
-        ToolbarItem(placement: .cancellationAction) { ToolbarCancelButton(draft: draft) }
-        
-        #if targetEnvironment(macCatalyst)
-        ToolbarItem(placement: .topBarTrailing) { draftsButton }
-        ToolbarItem(placement: .confirmationAction) { postButton }
-        #else
-        ToolbarItem(placement: .confirmationAction) { postOrDraftsButton }
-        #endif
-    }
-    
-    private var draftsButton: some View {
-        Button(action: controller.showDrafts) {
-            Text("Drafts")
-        }
-    }
-    
-    private var postButton: some View {
-        // TODO: don't use the controller for this
-        Button(action: controller.postStatus) {
-            Text(draft.editedStatusID == nil ? "Post" : "Edit")
-        }
-        .keyboardShortcut(.return, modifiers: .command)
-        .disabled(!controller.postButtonEnabled)
-    }
-    
-    #if !targetEnvironment(macCatalyst)
-    @ViewBuilder
-    private var postOrDraftsButton: some View {
-        if draft.hasContent || draft.editedStatusID != nil || !controller.config.allowSwitchingDrafts {
-            postButton
-        } else {
-            draftsButton
-        }
-    }
-    #endif
-}
-
-private struct ToolbarCancelButton: View {
-    let draft: Draft
-    @EnvironmentObject private var controller: ComposeController
-    
-    var body: some View {
-        Button(action: controller.cancel) {
-            Text("Cancel")
-                // otherwise all Buttons in the nav bar are made semibold
-                .font(.system(size: 17, weight: .regular))
-        }
-        .disabled(controller.isPosting)
-        .confirmationDialog("Are you sure?", isPresented: $controller.isShowingSaveDraftSheet) {
-            // edit drafts can't be saved
-            if draft.editedStatusID == nil {
-                Button(action: { controller.cancel(deleteDraft: false) }) {
-                    Text("Save Draft")
-                }
-                Button(role: .destructive, action: { controller.cancel(deleteDraft: true) }) {
-                    Text("Delete Draft")
-                }
-            } else {
-                Button(role: .destructive, action: { controller.cancel(deleteDraft: true) }) {
-                    Text("Cancel Edit")
-                }
-            }
-        }
+            .navigationTitle(title)
     }
 }
 
 enum FocusableField: Hashable {
     case contentWarning
     case body
-    case attachmentDescription(UUID)
-    
-    var nextField: FocusableField? {
-        switch self {
-        case .contentWarning:
-            return .body
-        default:
-            return nil
-        }
-    }
+    case pollOption(NSManagedObjectID)
 }
 
 #if !os(visionOS) && !targetEnvironment(macCatalyst)
@@ -230,6 +307,119 @@ private struct ToolbarSafeAreaInsetModifier: ViewModifier {
 }
 #endif
 
+private struct IgnoreKeyboardSafeAreaIfUsingInputAccessory: ViewModifier {
+    func body(content: Content) -> some View {
+        if #available(iOS 16.0, *) {
+            content
+                .ignoresSafeArea(.keyboard)
+        } else {
+            content
+        }
+    }
+}
+
+private extension View {
+    @ViewBuilder
+    func injectInputAccessoryHost(
+        state: ComposeViewState,
+        mastodonController: any ComposeMastodonContext,
+        focusedField: FocusState<FocusableField?>.Binding
+    ) -> some View {
+        if #available(iOS 16.0, *) {
+            self.modifier(InputAccessoryHostInjector(state: state, mastodonController: mastodonController, focusedField: focusedField))
+        } else {
+            self
+        }
+    }
+}
+
+@available(iOS 16.0, *)
+private struct InputAccessoryHostInjector: ViewModifier {
+    // This is in a StateObject so we can use the autoclosure StateObject initializer.
+    @StateObject private var factory: ViewFactory
+    @FocusedValue(\.composeInput) private var composeInput
+    
+    init(
+        state: ComposeViewState,
+        mastodonController: any ComposeMastodonContext,
+        focusedField: FocusState<FocusableField?>.Binding
+    ) {
+        self._factory = StateObject(wrappedValue: ViewFactory(state: state, mastodonController: mastodonController, focusedField: focusedField))
+    }
+    
+    func body(content: Content) -> some View {
+        content
+            .environment(\.inputAccessoryToolbarHost, factory.view)
+            .onChange(of: ComposeInputEquatableBox(input: composeInput ?? nil)) { newValue in
+                factory.focusedInput = newValue.input ?? nil
+            }
+    }
+    
+    @MainActor
+    private class ViewFactory: ObservableObject {
+        let view: UIView
+        @MutableObservableBox var focusedInput: (any ComposeInput)?
+        
+        init(
+            state: ComposeViewState,
+            mastodonController: any ComposeMastodonContext,
+            focusedField: FocusState<FocusableField?>.Binding
+        ) {
+            self._focusedInput = MutableObservableBox(wrappedValue: nil)
+            let view = InputAccessoryToolbarView(state: state, mastodonController: mastodonController, focusedField: focusedField, focusedInputBox: _focusedInput)
+            let controller = UIHostingController(rootView: view)
+            controller.sizingOptions = .intrinsicContentSize
+            controller.view.autoresizingMask = .flexibleHeight
+            self.view = controller.view
+        }
+    }
+}
+
+private struct ComposeInputEquatableBox: Equatable {
+    let input: (any ComposeInput)?
+    
+    static func ==(lhs: Self, rhs: Self) -> Bool {
+        lhs.input === rhs.input
+    }
+}
+
+/// FocusedValue doesn't seem to work through the hacks we're doing for the input accessory.
+private struct FocusedInputBoxEnvironmentKey: EnvironmentKey {
+    static var defaultValue: MutableObservableBox<(any ComposeInput)?>? { nil }
+}
+extension EnvironmentValues {
+    var toolbarInjectedFocusedInputBox: MutableObservableBox<(any ComposeInput)?>? {
+        get { self[FocusedInputBoxEnvironmentKey.self] }
+        set { self[FocusedInputBoxEnvironmentKey.self] = newValue }
+    }
+}
+
+private struct InputAccessoryToolbarView: View {
+    @ObservedObject var state: ComposeViewState
+    let mastodonController: any ComposeMastodonContext
+    @FocusState.Binding var focusedField: FocusableField?
+    let focusedInputBox: MutableObservableBox<(any ComposeInput)?>
+    @PreferenceObserving(\.$accentColor) private var accentColor
+    
+    init(
+        state: ComposeViewState,
+        mastodonController: any ComposeMastodonContext,
+        focusedField: FocusState<FocusableField?>.Binding,
+        focusedInputBox: MutableObservableBox<(any ComposeInput)?>
+    ) {
+        self.state = state
+        self.mastodonController = mastodonController
+        self._focusedField = focusedField
+        self.focusedInputBox = focusedInputBox
+    }
+    
+    var body: some View {
+        ComposeToolbarView(draft: state.draft, mastodonController: mastodonController, focusedField: $focusedField)
+            .environment(\.toolbarInjectedFocusedInputBox, focusedInputBox)
+            .tint(accentColor.color.map(Color.init(uiColor:)))
+    }
+}
+
 //#Preview {
 //    ComposeView()
 //}

Packages/ComposeUI/Sources/ComposeUI/Views/ContentWarningTextField.swift

@@ -12,24 +12,16 @@ struct ContentWarningTextField: View {
     @FocusState.Binding var focusedField: FocusableField?
     
     var body: some View {
-        if draft.contentWarningEnabled {
-            EmojiTextField(
-                text: $draft.contentWarning,
-                placeholder: "Write your warning here",
-                maxLength: nil,
-                // TODO: completely replace this with FocusState
-                becomeFirstResponder: .constant(false),
-                focusNextView: Binding(get: {
-                    false
-                }, set: {
-                    if $0 {
-                        focusedField = .body
-                    }
-                })
-            )
-            .focused($focusedField, equals: .contentWarning)
-            .modifier(FocusedInputModifier())
-        }
+        EmojiTextField(
+            text: $draft.contentWarning,
+            placeholder: "Write your warning here",
+            maxLength: nil,
+            focusNextView:  {
+                focusedField = .body
+            }
+        )
+        .focused($focusedField, equals: .contentWarning)
+        .modifier(FocusedInputModifier())
     }
 }
 

Packages/ComposeUI/Sources/ComposeUI/Views/CurrentAccountView.swift

@@ -1,45 +0,0 @@
-//
-//  CurrentAccountView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/4/23.
-//
-
-import SwiftUI
-import Pachyderm
-import TuskerComponents
-
-struct CurrentAccountView: View {
-    let account: (any AccountProtocol)?
-    @EnvironmentObject private var controller: ComposeController
-    
-    var body: some View {
-        controller.currentAccountContainerView(AnyView(currentAccount))
-    }
-    
-    private var currentAccount: some View {
-        HStack(alignment: .top) {
-            AvatarImageView(
-                url: account?.avatar,
-                size: 50,
-                style: controller.config.avatarStyle,
-                fetchAvatar: controller.fetchAvatar
-            )
-            .accessibilityHidden(true)
-            
-            if let account {
-                VStack(alignment: .leading) {
-                    controller.displayNameLabel(account, .title2, 24)
-                        .lineLimit(1)
-                    
-                    Text(verbatim: "@\(account.acct)")
-                        .font(.body.weight(.light))
-                        .foregroundColor(.secondary)
-                        .lineLimit(1)
-                }
-            }
-            
-            Spacer()
-        }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/DraftContentEditor.swift

@@ -0,0 +1,152 @@
+//
+//  DraftContentEditor.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 11/16/24.
+//
+
+import SwiftUI
+import InstanceFeatures
+
+struct DraftContentEditor: View {
+    @ObservedObject var draft: Draft
+    @FocusState.Binding var focusedField: FocusableField?
+    @Environment(\.colorScheme) private var colorScheme
+    @Environment(\.composeUIConfig.fillColor) private var fillColor
+
+    var body: some View {
+        VStack(spacing: 4) {
+            NewMainTextView(value: $draft.text, focusedField: $focusedField, handleAttachmentDrop: self.addAttachments)
+            
+            HStack(alignment: .firstTextBaseline) {
+                LanguageButton(draft: draft)
+                TogglePollButton(draft: draft, focusedField: $focusedField)
+                Spacer()
+                CharactersRemaining(draft: draft)
+                    .padding(.trailing, 6)
+            }
+        }
+        .composePlatterBackground()
+    }
+    
+    private func addAttachments(_ providers: [NSItemProvider]) {
+        AttachmentsSection.insertAttachments(in: draft, at: draft.attachments.count, itemProviders: providers)
+    }
+}
+
+private struct CharactersRemaining: View {
+    @ObservedObject var draft: Draft
+    @EnvironmentObject var instanceFeatures: InstanceFeatures
+    
+    private var charsRemaining: Int {
+        let limit = instanceFeatures.maxStatusChars
+        let cwCount = draft.contentWarningEnabled ? draft.contentWarning.count : 0
+        return limit - (cwCount + CharacterCounter.count(text: draft.text, for: instanceFeatures))
+    }
+    
+    var body: some View {
+        Text(verbatim: charsRemaining.description)
+            .foregroundStyle(charsRemaining < 0 ? .red : .secondary)
+            .font(.body.monospacedDigit())
+            .accessibility(label: Text(charsRemaining < 0 ? "\(-charsRemaining) characters too many" : "\(charsRemaining) characters remaining"))
+    }
+}
+
+private struct LanguageButton: View {
+    @ObservedObject var draft: Draft
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+    @FocusedValue(\.composeInput) private var input
+    @State private var hasChanged = false
+    
+    var body: some View {
+        if #available(iOS 16.0, *),
+           instanceFeatures.createStatusWithLanguage {
+            LanguagePicker(draftLanguage: $draft.language, hasChangedSelection: $hasChanged)
+                .buttonStyle(LanguageButtonStyle())
+                .onReceive(NotificationCenter.default.publisher(for: UITextInputMode.currentInputModeDidChangeNotification), perform: currentInputModeChanged)
+        }
+    }
+    
+    @available(iOS 16.0, *)
+    private func currentInputModeChanged(_ notification: Foundation.Notification) {
+        guard !hasChanged,
+              !draft.hasContent,
+              let mode = input??.textInputMode,
+              let code = LanguagePicker.codeFromInputMode(mode) else {
+            return
+        }
+        draft.language = code.identifier
+    }
+}
+
+private struct LanguageButtonStyle: ButtonStyle {
+    func makeBody(configuration: Configuration) -> some View {
+        configuration.label
+            .font(.body.monospaced())
+            .foregroundStyle(.tint.opacity(configuration.isPressed ? 0.8 : 1))
+            .padding(.vertical, 2)
+            .padding(.horizontal, 4)
+            .background(.tint.opacity(configuration.isPressed ? 0.15 : 0.2), in: RoundedRectangle(cornerRadius: 3))
+            .modifier(LanguageButtonStyleAnimationModifier(isPressed: configuration.isPressed))
+            .padding(2)
+    }
+}
+
+@available(iOS, obsoleted: 16.0)
+private struct LanguageButtonStyleAnimationModifier: ViewModifier {
+    let isPressed: Bool
+    
+    func body(content: Content) -> some View {
+        // This looks weird while the button is being pressed on iOS 15 for some reason.
+        if #available(iOS 16.0, *) {
+            content
+                .animation(.linear(duration: 0.1), value: isPressed)
+        } else {
+            content
+        }
+    }
+}
+
+private struct TogglePollButton: View {
+    @ObservedObject var draft: Draft
+    @FocusState.Binding var focusedField: FocusableField?
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+
+    var body: some View {
+        Button(action: togglePoll) {
+            Image(systemName: draft.pollEnabled ? "chart.bar.doc.horizontal.fill" : "chart.bar.doc.horizontal")
+        }
+        .buttonStyle(LanguageButtonStyle())
+        .disabled(disabled)
+        .animation(.linear(duration: 0.2), value: disabled)
+        .animation(.linear(duration: 0.2), value: draft.pollEnabled)
+    }
+    
+    private var disabled: Bool {
+        instanceFeatures.mastodonAttachmentRestrictions && draft.attachments.count > 0
+    }
+    
+    private func togglePoll() {
+        if draft.pollEnabled {
+            draft.pollEnabled = false
+            
+            if case .pollOption(_) = focusedField {
+                focusedField = .body
+            }
+        } else {
+            let poll: Poll
+            if let p = draft.poll {
+                poll = p
+            } else {
+                poll = Poll(context: DraftsPersistentContainer.shared.viewContext)
+                draft.poll = poll
+            }
+            draft.pollEnabled = true
+            
+            if focusedField != nil {
+                let optionToFocus = poll.pollOptions.first(where: { $0.text.isEmpty }) ?? poll.pollOptions.last!
+                focusedField = .pollOption(optionToFocus.id)
+            }
+        }
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/DraftEditor.swift

@@ -0,0 +1,97 @@
+//
+//  DraftEditor.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 11/16/24.
+//
+
+import SwiftUI
+import Pachyderm
+import TuskerComponents
+import TuskerPreferences
+
+struct DraftEditor: View {
+    @ObservedObject var draft: Draft
+    @FocusState.Binding var focusedField: FocusableField?
+    @Environment(\.currentAccount) private var currentAccount
+
+    var body: some View {
+        HStack(alignment: .top, spacing: 8) {
+            // TODO: scroll effect?
+            AvatarView(account: currentAccount)
+            
+            VStack(alignment: .leading, spacing: 4) {
+                if let currentAccount {
+                    AccountNameView(account: currentAccount)
+                }
+                
+                if draft.contentWarningEnabled {
+                    ContentWarningTextField(draft: draft, focusedField: $focusedField)
+                        .transition(.opacity)
+                }
+                
+                DraftContentEditor(draft: draft, focusedField: $focusedField)
+                
+                if let poll = draft.poll,
+                   draft.pollEnabled {
+                    PollEditor(poll: poll, focusedField: $focusedField)
+                        .padding(.bottom, 4)
+                        // So that during the appearance transition, it's behind the text view.
+                        .zIndex(-1)
+                        .transition(.move(edge: .top).combined(with: .opacity))
+                }
+
+                AttachmentsSection(draft: draft)
+                    // We want the padding between the poll/attachments to be part of the poll, so it animates in/out with the transition.
+                    // Otherwise, when the poll is added, its bottom edge is aligned with the top edge of the attachments
+                    .padding(.top, draft.pollEnabled ? -4 : 0)
+            }
+            // These animations are here, because the height of the VStack and the positions of the lower views needs to animate too.
+            .animation(.snappy, value: draft.pollEnabled)
+            .modifier(PollAnimatingModifier(poll: draft.poll))
+            .animation(.snappy, value: draft.contentWarningEnabled)
+        }
+    }
+}
+
+private struct AvatarView: View {
+    let account: (any AccountProtocol)?
+    @PreferenceObserving(\.$avatarStyle) private var avatarStyle
+    @Environment(\.composeUIConfig.fetchAvatar) private var fetchAvatar
+    
+    var body: some View {
+        AvatarImageView(
+            url: account?.avatar,
+            size: 50,
+            style: avatarStyle == .circle ? .circle : .roundRect,
+            fetchAvatar: fetchAvatar
+        )
+        .accessibilityHidden(true)
+    }
+}
+
+private struct AccountNameView: View {
+    let account: any AccountProtocol
+    @Environment(\.composeUIConfig.displayNameLabel) private var displayNameLabel
+
+    var body: some View {
+        HStack(spacing: 4) {
+            displayNameLabel(account, .body, 16)
+                .lineLimit(1)
+            
+            Text(verbatim: "@\(account.acct)")
+                .font(.body.weight(.light))
+                .foregroundColor(.secondary)
+                .lineLimit(1)
+        }
+    }
+}
+
+// Separate modifier because we need to observe the Poll itself, not the draft
+private struct PollAnimatingModifier: ViewModifier {
+    @OptionalObservedObject var poll: Poll?
+    
+    func body(content: Content) -> some View {
+        content.animation(.snappy, value: poll?.pollOptions.count)
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/DraftsView.swift

@@ -0,0 +1,163 @@
+//
+//  DraftsView.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 1/27/25.
+//
+
+import SwiftUI
+import UserAccounts
+
+struct DraftsView: View {
+    let currentDraft: Draft
+    @Binding var isShowingDrafts: Bool
+    let accountInfo: UserAccountInfo
+    let selectDraft: (Draft) -> Void
+    @State private var draftForDifferentReply: Draft? = nil
+    
+    var body: some View {
+        navigationView
+            .alertWithData("Different Reply", data: $draftForDifferentReply) { draft in
+                Button(role: .cancel) {
+                    draftForDifferentReply = nil
+                } label: {
+                    Text("Cancel")
+                }
+                Button {
+                    selectDraft(draft)
+                } label: {
+                    Text("Restore Draft")
+                }
+            } message: { _ in
+                Text("The selected draft is a reply to a different post, do you wish to use it?")
+            }
+    }
+    
+    @ViewBuilder
+    private var navigationView: some View {
+        if #available(iOS 16.0, *) {
+            NavigationStack {
+                navigationRoot
+            }
+        } else {
+            NavigationView {
+                navigationRoot
+            }
+            .navigationViewStyle(.stack)
+        }
+    }
+    
+    private var navigationRoot: some View {
+        DraftsListView(currentDraft: currentDraft, isShowingDrafts: $isShowingDrafts, accountInfo: accountInfo, selectDraft: selectDraft)
+            .environment(\.managedObjectContext, DraftsPersistentContainer.shared.viewContext)
+    }
+}
+
+private struct DraftsListView: View {
+    let currentDraft: Draft
+    @Binding var isShowingDrafts: Bool
+    let accountInfo: UserAccountInfo
+    let selectDraft: (Draft) -> Void
+    @FetchRequest(sortDescriptors: [SortDescriptor(\Draft.lastModified, order: .reverse)]) private var drafts: FetchedResults<Draft>
+    @Environment(\.composeUIConfig.userActivityForDraft) private var userActivityForDraft
+
+    var body: some View {
+        List {
+            ForEach(drafts) { draft in
+                Button {
+                    self.selectDraft(draft)
+                } label: {
+                    DraftRowView(draft: draft)
+                }
+                .contextMenu {
+                    Button(role: .destructive) {
+                        deleteDraft(draft)
+                    } label: {
+                        Label("Delete Draft", systemImage: "trash")
+                    }
+                }
+                .onDrag {
+                    userActivityForDraft(draft) ?? NSItemProvider()
+                }
+            }
+            .onDelete { indices in
+                indices.map { drafts[$0] }.forEach(deleteDraft)
+            }
+        }
+        .listStyle(.plain)
+        .navigationTitle("Drafts")
+        .navigationBarTitleDisplayMode(.inline)
+        .toolbar {
+            ToolbarItem(placement: .cancellationAction) {
+                cancelButton
+            }
+        }
+        .onAppear {
+            drafts.nsPredicate = NSPredicate(
+                format: "accountID == %@ AND id != %@ AND lastModified != nil",
+                accountInfo.id,
+                currentDraft.id as NSUUID
+            )
+        }
+    }
+    
+    private var cancelButton: some View {
+        Button {
+            isShowingDrafts = false
+        } label: {
+            Text("Cancel")
+        }
+    }
+
+    private func deleteDraft(_ draft: Draft) {
+        DraftsPersistentContainer.shared.viewContext.delete(draft)
+    }
+}
+
+private struct DraftRowView: View {
+    @ObservedObject var draft: Draft
+    
+    var body: some View {
+        HStack {
+            VStack(alignment: .leading) {
+                if draft.editedStatusID != nil {
+                    // shouldn't happen unless the app crashed/was killed during an edit
+                    Text("Edit")
+                        .font(.body.bold())
+                        .foregroundStyle(.orange)
+                }
+                
+                if draft.contentWarningEnabled && !draft.contentWarning.isEmpty {
+                    Text(draft.contentWarning)
+                        .font(.body.bold())
+                        .foregroundStyle(.secondary)
+                }
+                
+                Text(draft.text)
+                    .font(.body)
+                
+                if draft.pollEnabled {
+                    Text("Poll")
+                        .font(.body.bold())
+                }
+                
+                HStack(spacing: 8) {
+                    ForEach(draft.draftAttachments) { attachment in
+                        AttachmentThumbnailView(attachment: attachment, thumbnailSize: CGSize(width: 50, height: 50))
+                            .aspectRatio(contentMode: .fit)
+                            .clipShape(RoundedRectangle(cornerRadius: 5))
+                            .frame(height: 50)
+                    }
+                }
+            }
+            
+            Spacer()
+            
+            if let lastModified = draft.lastModified {
+                Text(lastModified.formatted(.abbreviatedTimeAgo))
+                    .font(.body)
+                    .foregroundStyle(.secondary)
+            }
+        }
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/EmojiTextField.swift

@@ -10,21 +10,20 @@ import SwiftUI
 struct EmojiTextField: UIViewRepresentable {
     typealias UIViewType = UITextField
     
-    @EnvironmentObject private var controller: ComposeController
+    @Environment(\.composeUIConfig.fillColor) private var fillColor
     @Environment(\.colorScheme) private var colorScheme
     @Environment(\.composeInputBox) private var inputBox
+    @Environment(\.inputAccessoryToolbarHost) private var inputAccessoryToolbarHost
     
     @Binding var text: String
     let placeholder: String
     let maxLength: Int?
-    let becomeFirstResponder: Binding<Bool>?
-    let focusNextView: Binding<Bool>?
+    let focusNextView: (() -> Void)?
     
-    init(text: Binding<String>, placeholder: String, maxLength: Int?, becomeFirstResponder: Binding<Bool>? = nil, focusNextView: Binding<Bool>? = nil) {
+    init(text: Binding<String>, placeholder: String, maxLength: Int?, focusNextView: (() -> Void)? = nil) {
         self._text = text
         self.placeholder = placeholder
         self.maxLength = maxLength
-        self.becomeFirstResponder = becomeFirstResponder
         self.focusNextView = focusNextView
     }
     
@@ -64,19 +63,16 @@ struct EmojiTextField: UIViewRepresentable {
         context.coordinator.focusNextView = focusNextView
         
         #if !os(visionOS)
-        uiView.backgroundColor = colorScheme == .dark ? UIColor(controller.config.fillColor) : .secondarySystemBackground
+        uiView.backgroundColor = colorScheme == .dark ? UIColor(fillColor) : .secondarySystemBackground
         #endif
         
-        if becomeFirstResponder?.wrappedValue == true {
-            DispatchQueue.main.async {
-                uiView.becomeFirstResponder()
-                becomeFirstResponder!.wrappedValue = false
-            }
+        if uiView.inputAccessoryView !== inputAccessoryToolbarHost {
+            uiView.inputAccessoryView = inputAccessoryToolbarHost
         }
     }
     
     func makeCoordinator() -> Coordinator {
-        let coordinator = Coordinator(controller: controller, text: $text, focusNextView: focusNextView)
+        let coordinator = Coordinator(text: $text, focusNextView: focusNextView)
         DispatchQueue.main.async {
             inputBox.wrappedValue = coordinator
         }
@@ -84,9 +80,8 @@ struct EmojiTextField: UIViewRepresentable {
     }
     
     class Coordinator: NSObject, UITextFieldDelegate, ComposeInput {
-        let controller: ComposeController
         var text: Binding<String>
-        var focusNextView: Binding<Bool>?
+        var focusNextView: (() -> Void)?
         var maxLength: Int?
         
         @Published var autocompleteState: AutocompleteState?
@@ -94,8 +89,7 @@ struct EmojiTextField: UIViewRepresentable {
         
         weak var textField: UITextField?
         
-        init(controller: ComposeController, text: Binding<String>, focusNextView: Binding<Bool>?, maxLength: Int? = nil) {
-            self.controller = controller
+        init(text: Binding<String>, focusNextView: (() -> Void)?, maxLength: Int? = nil) {
             self.text = text
             self.focusNextView = focusNextView
             self.maxLength = maxLength
@@ -106,7 +100,7 @@ struct EmojiTextField: UIViewRepresentable {
         }
         
         @objc func returnKeyPressed() {
-            focusNextView?.wrappedValue = true
+            focusNextView?()
         }
         
         func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
@@ -118,16 +112,10 @@ struct EmojiTextField: UIViewRepresentable {
         }
         
         func textFieldDidBeginEditing(_ textField: UITextField) {
-            DispatchQueue.main.async {
-                self.controller.currentInput = self
-            }
             autocompleteState = textField.updateAutocompleteState(permittedModes: .emojis)
         }
         
         func textFieldDidEndEditing(_ textField: UITextField) {
-            DispatchQueue.main.async {
-                self.controller.currentInput = nil
-            }
             autocompleteState = textField.updateAutocompleteState(permittedModes: .emojis)
         }
         

Packages/ComposeUI/Sources/ComposeUI/Views/HeaderView.swift

@@ -1,47 +0,0 @@
-//
-//  HeaderView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/4/23.
-//
-
-import SwiftUI
-import Pachyderm
-import InstanceFeatures
-
-struct HeaderView: View {
-    let currentAccount: (any AccountProtocol)?
-    let charsRemaining: Int
-    
-    var body: some View {
-        HStack(alignment: .top) {
-            CurrentAccountView(account: currentAccount)
-                .accessibilitySortPriority(1)
-            
-            Spacer()
-            
-            Text(verbatim: charsRemaining.description)
-                .foregroundColor(charsRemaining < 0 ? .red : .secondary)
-                .font(Font.body.monospacedDigit())
-                .accessibility(label: Text(charsRemaining < 0 ? "\(-charsRemaining) characters too many" : "\(charsRemaining) characters remaining"))
-                // this should come first, so VO users can back to it from the main compose text view
-                .accessibilitySortPriority(0)
-        }.frame(height: 50)
-    }
-}
-
-struct NewHeaderView: View {
-    @ObservedObject var draft: Draft
-    @ObservedObject var instanceFeatures: InstanceFeatures
-    @Environment(\.currentAccount) private var currentAccount
-    
-    private var charactersRemaining: Int {
-        let limit = instanceFeatures.maxStatusChars
-        let cwCount = draft.contentWarningEnabled ? draft.contentWarning.count : 0
-        return limit - (cwCount + CharacterCounter.count(text: draft.text, for: instanceFeatures))
-    }
-    
-    var body: some View {
-        HeaderView(currentAccount: currentAccount, charsRemaining: charactersRemaining)
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/MainTextView.swift

@@ -1,336 +0,0 @@
-//
-//  MainTextView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/6/23.
-//
-
-import SwiftUI
-
-struct MainTextView: View {
-    @EnvironmentObject private var controller: ComposeController
-    @EnvironmentObject private var draft: Draft
-    @Environment(\.colorScheme) private var colorScheme
-    @ScaledMetric private var fontSize = 20
-    
-    @State private var hasFirstAppeared = false
-    @State private var height: CGFloat?
-    @State private var updateSelection: ((UITextView) -> Void)?
-    private let minHeight: CGFloat = 150
-    private var effectiveHeight: CGFloat { height ?? minHeight }
-    
-    var config: ComposeUIConfig {
-        controller.config
-    }
-    
-    private var placeholderOffset: CGSize {
-        #if os(visionOS)
-        CGSize(width: 8, height: 8)
-        #else
-        CGSize(width: 4, height: 8)
-        #endif
-    }
-    
-    private var textViewBackgroundColor: UIColor? {
-        #if os(visionOS)
-        nil
-        #else
-        colorScheme == .dark ? UIColor(config.fillColor) : .secondarySystemBackground
-        #endif
-    }
-    
-    var body: some View {
-        ZStack(alignment: .topLeading) {
-            MainWrappedTextViewRepresentable(
-                text: $draft.text,
-                backgroundColor: textViewBackgroundColor,
-                becomeFirstResponder: $controller.mainComposeTextViewBecomeFirstResponder,
-                updateSelection: $updateSelection,
-                textDidChange: textDidChange
-            )
-            
-            if draft.text.isEmpty {
-                ControllerView(controller: { PlaceholderController() })
-                    .font(.system(size: fontSize))
-                    .foregroundColor(.secondary)
-                    .offset(placeholderOffset)
-                    .accessibilityHidden(true)
-                    .allowsHitTesting(false)
-            }
-            
-        }
-        .frame(height: effectiveHeight)
-        .onAppear(perform: becomeFirstResponderOnFirstAppearance)
-    }
-    
-    private func becomeFirstResponderOnFirstAppearance() {
-        if !hasFirstAppeared {
-            hasFirstAppeared = true
-            controller.mainComposeTextViewBecomeFirstResponder = true
-            if config.textSelectionStartsAtBeginning {
-                updateSelection = { textView in
-                    textView.selectedTextRange = textView.textRange(from: textView.beginningOfDocument, to: textView.beginningOfDocument)
-                }
-            }
-        }
-    }
-    
-    private func textDidChange(textView: UITextView) {
-        height = max(textView.contentSize.height, minHeight)
-    }
-}
-
-fileprivate struct MainWrappedTextViewRepresentable: UIViewRepresentable {
-    typealias UIViewType = UITextView
-    
-    @Binding var text: String
-    let backgroundColor: UIColor?
-    @Binding var becomeFirstResponder: Bool
-    @Binding var updateSelection: ((UITextView) -> Void)?
-    let textDidChange: (UITextView) -> Void
-    
-    @EnvironmentObject private var controller: ComposeController
-    @Environment(\.isEnabled) private var isEnabled: Bool
-    
-    func makeUIView(context: Context) -> UITextView {
-        let textView = WrappedTextView(composeController: controller)
-        context.coordinator.textView = textView
-        textView.delegate = context.coordinator
-        textView.isEditable = true
-        textView.font = UIFontMetrics.default.scaledFont(for: .systemFont(ofSize: 20))
-        textView.adjustsFontForContentSizeCategory = true
-        textView.textContainer.lineBreakMode = .byWordWrapping
-        
-        #if os(visionOS)
-        textView.borderStyle = .roundedRect
-        // yes, the X inset is 4 less than the placeholder offset
-        textView.textContainerInset = UIEdgeInsets(top: 8, left: 4, bottom: 8, right: 4)
-        #endif
-        
-        return textView
-    }
-    
-    func updateUIView(_ uiView: UITextView, context: Context) {
-        if text != uiView.text {
-            context.coordinator.skipNextSelectionChangedAutocompleteUpdate = true
-            uiView.text = text
-        }
-        
-        uiView.isEditable = isEnabled
-        uiView.keyboardType = controller.config.useTwitterKeyboard ? .twitter : .default
-        
-        uiView.backgroundColor = backgroundColor
-        
-        context.coordinator.text = $text
-        
-        if let updateSelection {
-            updateSelection(uiView)
-            self.updateSelection = nil
-        }
-        
-        // wait until the next runloop iteration so that SwiftUI view updates have finished and
-        // the text view knows its new content size
-        DispatchQueue.main.async {
-            textDidChange(uiView)
-            
-            if becomeFirstResponder {
-                // calling becomeFirstResponder during the SwiftUI update causes a crash on iOS 13
-                uiView.becomeFirstResponder()
-                // can't update @State vars during the SwiftUI update
-                becomeFirstResponder = false
-            }
-        }
-    }
-    
-    func makeCoordinator() -> Coordinator {
-        Coordinator(controller: controller, text: $text, textDidChange: textDidChange)
-    }
-    
-    class WrappedTextView: UITextView {
-        private let formattingActions = [#selector(toggleBoldface(_:)), #selector(toggleItalics(_:))]
-        private let composeController: ComposeController
-        
-        init(composeController: ComposeController) {
-            self.composeController = composeController
-            super.init(frame: .zero, textContainer: nil)
-        }
-        
-        required init?(coder: NSCoder) {
-            fatalError()
-        }
-        
-        override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
-            if formattingActions.contains(action) {
-                return composeController.config.contentType != .plain
-            }
-            return super.canPerformAction(action, withSender: sender)
-        }
-        
-        override func toggleBoldface(_ sender: Any?) {
-            (delegate as! Coordinator).applyFormat(.bold)
-        }
-        
-        override func toggleItalics(_ sender: Any?) {
-            (delegate as! Coordinator).applyFormat(.italics)
-        }
-        
-        override func validate(_ command: UICommand) {
-            super.validate(command)
-            
-            if formattingActions.contains(command.action),
-               composeController.config.contentType != .plain {
-                command.attributes.remove(.disabled)
-            }
-        }
-        
-        override func paste(_ sender: Any?) {
-            // we deliberately exclude the other CompositionAttachment readable type identifiers, because that's too overzealous with the conversion
-            // and things like URLs end up pasting as attachments
-            if UIPasteboard.general.contains(pasteboardTypes: UIImage.readableTypeIdentifiersForItemProvider) {
-                composeController.paste(itemProviders: UIPasteboard.general.itemProviders)
-            } else {
-                super.paste(sender)
-            }
-        }
-    }
-    
-    class Coordinator: NSObject, UITextViewDelegate, ComposeInput, TextViewCaretScrolling {
-        weak var textView: UITextView?
-        
-        let controller: ComposeController
-        var text: Binding<String>
-        let textDidChange: (UITextView) -> Void
-        
-        var caretScrollPositionAnimator: UIViewPropertyAnimator?
-        
-        @Published var autocompleteState: AutocompleteState?
-        var autocompleteStatePublisher: Published<AutocompleteState?>.Publisher { $autocompleteState }
-        var skipNextSelectionChangedAutocompleteUpdate = false
-        
-        init(controller: ComposeController, text: Binding<String>, textDidChange: @escaping (UITextView) -> Void) {
-            self.controller = controller
-            self.text = text
-            self.textDidChange = textDidChange
-            
-            super.init()
-            
-            NotificationCenter.default.addObserver(self, selector: #selector(keyboardDidShow), name: UIResponder.keyboardDidShowNotification, object: nil)
-        }
-        
-        @objc private func keyboardDidShow() {
-            guard let textView,
-                  textView.isFirstResponder else {
-                return
-            }
-            ensureCursorVisible(textView: textView)
-        }
-        
-        // MARK: UITextViewDelegate
-        
-        func textViewDidChange(_ textView: UITextView) {
-            text.wrappedValue = textView.text
-            textDidChange(textView)
-            
-            ensureCursorVisible(textView: textView)
-        }
-        
-        func textViewDidBeginEditing(_ textView: UITextView) {
-            controller.currentInput = self
-            updateAutocompleteState()
-        }
-        
-        func textViewDidEndEditing(_ textView: UITextView) {
-            controller.currentInput = nil
-            updateAutocompleteState()
-        }
-        
-        func textViewDidChangeSelection(_ textView: UITextView) {
-            if skipNextSelectionChangedAutocompleteUpdate {
-                skipNextSelectionChangedAutocompleteUpdate = false
-            } else {
-                updateAutocompleteState()
-            }
-        }
-        
-        func textView(_ textView: UITextView, editMenuForTextIn range: NSRange, suggestedActions: [UIMenuElement]) -> UIMenu? {
-            var actions = suggestedActions
-            if controller.config.contentType != .plain,
-               let index = suggestedActions.firstIndex(where: { ($0 as? UIMenu)?.identifier.rawValue == "com.apple.menu.format" }) {
-                if range.length > 0 {
-                    let formatMenu = suggestedActions[index] as! UIMenu
-                    let newFormatMenu = formatMenu.replacingChildren(StatusFormat.allCases.map { fmt in
-                        return UIAction(title: fmt.accessibilityLabel, image: UIImage(systemName: fmt.imageName)) { [weak self] _ in
-                            self?.applyFormat(fmt)
-                        }
-                    })
-                    actions[index] = newFormatMenu
-                } else {
-                    actions.remove(at: index)
-                }
-            }
-            if range.length == 0 {
-                actions.append(UIAction(title: "Insert Emoji", image: UIImage(systemName: "face.smiling"), handler: { [weak self] _ in
-                    self?.controller.shouldEmojiAutocompletionBeginExpanded = true
-                    self?.beginAutocompletingEmoji()
-                }))
-            }
-            return UIMenu(children: actions)
-        }
-        
-        // MARK: ComposeInput
-        
-        var toolbarElements: [ToolbarElement] {
-            [.emojiPicker, .formattingButtons]
-        }
-        
-        var textInputMode: UITextInputMode? {
-            textView?.textInputMode
-        }
-        
-        func autocomplete(with string: String) {
-            textView?.autocomplete(with: string, permittedModes: .all, autocompleteState: &autocompleteState)
-        }
-        
-        func applyFormat(_ format: StatusFormat) {
-            guard let textView,
-                  textView.isFirstResponder,
-                  let insertionResult = format.insertionResult(for: controller.config.contentType) else {
-                return
-            }
-            
-            let currentSelectedRange = textView.selectedRange
-            if currentSelectedRange.length == 0 {
-                textView.insertText(insertionResult.prefix + insertionResult.suffix)
-                textView.selectedRange = NSRange(location: currentSelectedRange.location + insertionResult.insertionPoint, length: 0)
-            } else {
-                let start = textView.text.utf16.index(textView.text.utf16.startIndex, offsetBy: currentSelectedRange.lowerBound)
-                let end = textView.text.utf16.index(textView.text.utf16.startIndex, offsetBy: currentSelectedRange.upperBound)
-                let selectedText = textView.text.utf16[start..<end]
-                textView.insertText(insertionResult.prefix + String(Substring(selectedText)) + insertionResult.suffix)
-                textView.selectedRange = NSRange(location: currentSelectedRange.location + insertionResult.insertionPoint, length: currentSelectedRange.length)
-            }
-        }
-        
-        func beginAutocompletingEmoji() {
-            guard let textView else {
-                return
-            }
-            var insertSpace = false
-            if let text = textView.text,
-               textView.selectedRange.upperBound > 0 {
-                let characterBeforeCursorIndex = text.utf16.index(before: text.utf16.index(text.startIndex, offsetBy: textView.selectedRange.upperBound))
-                insertSpace = !text[characterBeforeCursorIndex].isWhitespace
-            }
-            textView.insertText((insertSpace ? " " : "") + ":")
-        }
-        
-        private func updateAutocompleteState() {
-            guard let textView else {
-                autocompleteState = nil
-                return
-            }
-            autocompleteState = textView.updateAutocompleteState(permittedModes: .all)
-        }
-        
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/NewMainTextView.swift

@@ -6,6 +6,8 @@
 //
 
 import SwiftUI
+import Pachyderm
+import TuskerPreferences
 
 struct NewMainTextView: View {
     static var minHeight: CGFloat { 150 }
@@ -17,6 +19,7 @@ struct NewMainTextView: View {
     
     var body: some View {
         NewMainTextViewRepresentable(value: $value, becomeFirstResponder: $becomeFirstResponder, handleAttachmentDrop: handleAttachmentDrop)
+            .frame(minHeight: Self.minHeight)
             .focused($focusedField, equals: .body)
             .modifier(FocusedInputModifier())
             .overlay(alignment: .topLeading) {
@@ -35,13 +38,18 @@ private struct NewMainTextViewRepresentable: UIViewRepresentable {
     @Environment(\.isEnabled) private var isEnabled
     @Environment(\.colorScheme) private var colorScheme
     @Environment(\.composeUIConfig.fillColor) private var fillColor
-    @Environment(\.composeUIConfig.useTwitterKeyboard) private var useTwitterKeyboard
-    // TODO: test textSelectionStartsAtBeginning
+    @PreferenceObserving(\.$useTwitterKeyboard) private var useTwitterKeyboard
     @Environment(\.composeUIConfig.textSelectionStartsAtBeginning) private var textSelectionStartsAtBeginning
+    @PreferenceObserving(\.$statusContentType) private var statusContentType
+    @Environment(\.inputAccessoryToolbarHost) private var inputAccessoryToolbarHost
     
-    func makeUIView(context: Context) -> UITextView {
+    func makeUIView(context: Context) -> WrappedTextView {
         // TODO: if we're not doing the pill background, reevaluate whether this version fork is necessary
-        let view = WrappedTextView(usingTextLayoutManager: true)
+        let view = if #available(iOS 16.0, *) {
+            WrappedTextView(usingTextLayoutManager: true)
+        } else {
+            WrappedTextView()
+        }
         view.addInteraction(UIDropInteraction(delegate: context.coordinator))
         view.delegate = context.coordinator
         view.adjustsFontForContentSizeCategory = true
@@ -51,9 +59,14 @@ private struct NewMainTextViewRepresentable: UIViewRepresentable {
             .foregroundColor: UIColor.label,
             .font: UIFontMetrics.default.scaledFont(for: .systemFont(ofSize: 20)),
         ]
+        view.backgroundColor = nil
+        // on iOS 15, this is needed to prevent the text view from growing horizontally
+        if #unavailable(iOS 16.0) {
+            view.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)
+        }
         
-        view.layer.cornerRadius = 5
-        view.layer.cornerCurve = .continuous
+//        view.layer.cornerRadius = 5
+//        view.layer.cornerCurve = .continuous
 //        view.layer.shadowColor = UIColor.black.cgColor
 //        view.layer.shadowOpacity = 0.15
 //        view.layer.shadowOffset = .zero
@@ -75,9 +88,15 @@ private struct NewMainTextViewRepresentable: UIViewRepresentable {
         
         uiView.isEditable = isEnabled
         uiView.keyboardType = useTwitterKeyboard ? .twitter : .default
-        #if !os(visionOS)
-        uiView.backgroundColor = colorScheme == .dark ? UIColor(fillColor) : .secondarySystemBackground
-        #endif
+        
+        uiView.contentType = statusContentType
+//        #if !os(visionOS)
+//        uiView.backgroundColor = colorScheme == .dark ? UIColor(fillColor) : .secondarySystemBackground
+//        #endif
+        
+        if uiView.inputAccessoryView !== inputAccessoryToolbarHost {
+            uiView.inputAccessoryView = inputAccessoryToolbarHost
+        }
         
         // Trying to set this with the @FocusState binding in onAppear results in the
         // keyboard not appearing until after the sheet presentation animation completes :/
@@ -135,27 +154,40 @@ private final class WrappedTextViewCoordinator: NSObject {
         attributedText.string.replacingOccurrences(of: "\u{FFFC}", with: "")
     }
     
+    @MainActor
     private func attributedTextFromPlain(_ text: String) -> NSAttributedString {
         let str = NSMutableAttributedString(string: text)
-        let mentionMatches = CharacterCounter.mention.matches(in: text, range: NSRange(location: 0, length: str.length))
-        for match in mentionMatches.reversed() {
-            str.insert(NSAttributedString(attachment: Self.attachment), at: match.range.location)
-            let range = NSRange(location: match.range.location, length: match.range.length + 1)
-            str.addAttributes([
-                .mention: true,
-                .foregroundColor: UIColor.tintColor,
-            ], range: range)
+        str.addAttributes([
+            .foregroundColor: UIColor.label,
+            .font: UIFontMetrics.default.scaledFont(for: .systemFont(ofSize: 20)),
+        ], range: NSRange(location: 0, length: str.length))
+        if Preferences.shared.hasFeatureFlag(.composeTextAttributes) {
+            let mentionMatches = CharacterCounter.mention.matches(in: text, range: NSRange(location: 0, length: str.length))
+            for match in mentionMatches.reversed() {
+                str.insert(NSAttributedString(attachment: Self.attachment), at: match.range.location)
+                let range = NSRange(location: match.range.location, length: match.range.length + 1)
+                str.addAttributes([
+                    .mention: true,
+                    .foregroundColor: UIColor.tintColor,
+                ], range: range)
+            }
         }
         return str
     }
     
+    @MainActor
     func updateTextViewTextIfNecessary(_ text: String, textView: UITextView) {
         if text != plainTextFromAttributed(textView.attributedText) {
             textView.attributedText = attributedTextFromPlain(text)
         }
     }
     
+    @MainActor
     private func updateAttributes(in textView: UITextView) {
+        guard Preferences.shared.hasFeatureFlag(.composeTextAttributes) else {
+            return
+        }
+        
         let str = NSMutableAttributedString(attributedString: textView.attributedText!)
         var changed = false
         var cursorOffset = 0
@@ -170,7 +202,7 @@ private final class WrappedTextViewCoordinator: NSObject {
             if mentionRegex.numberOfMatches(in: substr, range: NSRange(location: 0, length: substr.utf16.count)) == 0 {
                 changed = true
                 str.removeAttribute(.mention, range: range)
-                str.removeAttribute(.foregroundColor, range: range)
+                str.addAttribute(.foregroundColor, value: UIColor.label, range: range)
                 if hasTextAttachment {
                     str.deleteCharacters(in: NSRange(location: range.location, length: 1))
                     cursorOffset -= 1
@@ -230,6 +262,35 @@ extension WrappedTextViewCoordinator: UITextViewDelegate {
     
     func textViewDidChangeSelection(_ textView: UITextView) {
     }
+    
+    func textView(_ textView: UITextView, editMenuForTextIn range: NSRange, suggestedActions: [UIMenuElement]) -> UIMenu? {
+        guard let textView = textView as? WrappedTextView else {
+            return nil
+        }
+        var actions = suggestedActions
+        if textView.contentType != .plain,
+           let index = suggestedActions.firstIndex(where: { ($0 as? UIMenu)?.identifier.rawValue == "com.apple.menu.format" }) {
+            if range.length > 0 {
+                let formatMenu = suggestedActions[index] as! UIMenu
+                let newFormatMenu = formatMenu.replacingChildren(StatusFormat.allCases.map { fmt in
+                    return UIAction(title: fmt.accessibilityLabel, image: UIImage(systemName: fmt.imageName)) { _ in
+                        // TODO
+                    }
+                })
+                actions[index] = newFormatMenu
+            } else {
+                actions.remove(at: index)
+            }
+        }
+        // TODO
+//        if range.length == 0 {
+//            actions.append(UIAction(title: "Insert Emoji", image: UIImage(systemName: "face.smiling"), handler: { [weak self] _ in
+//                self?.controller.shouldEmojiAutocompletionBeginExpanded = true
+//                self?.beginAutocompletingEmoji()
+//            }))
+//        }
+        return UIMenu(children: actions)
+    }
 }
 
 //extension WrappedTextViewCoordinator: ComposeInput {
@@ -252,6 +313,35 @@ extension WrappedTextViewCoordinator: UIDropInteractionDelegate {
 }
 
 private final class WrappedTextView: UITextView {
+    var contentType: StatusContentType = .plain
+    
+    private static var formattingActions: [Selector] {
+        [#selector(toggleBoldface(_:)), #selector(toggleItalics(_:))]
+    }
+
+    override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
+        if Self.formattingActions.contains(action) {
+            return contentType != .plain
+        }
+        return super.canPerformAction(action, withSender: sender)
+    }
+    
+    override func toggleBoldface(_ sender: Any?) {
+        // TODO
+    }
+    
+    override func toggleItalics(_ sender: Any?) {
+       // TODO
+    }
+    
+    override func validate(_ command: UICommand) {
+        super.validate(command)
+        
+        if Self.formattingActions.contains(command.action),
+           contentType != .plain {
+            command.attributes.remove(.disabled)
+        }
+    }
 }
 
 private extension NSAttributedString.Key {

Packages/ComposeUI/Sources/ComposeUI/Views/PlatterBackground.swift

@@ -0,0 +1,29 @@
+//
+//  BackgroundPlatterView.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 1/29/25.
+//
+
+import SwiftUI
+
+extension View {
+    func composePlatterBackground() -> some View {
+        self.background {
+            PlatterBackgroundView()
+        }
+    }
+}
+
+private struct PlatterBackgroundView: View {
+    @Environment(\.colorScheme) private var colorScheme
+    @Environment(\.composeUIConfig.fillColor) private var fillColor
+    
+    var body: some View {
+        RoundedRectangle(cornerRadius: 5)
+        // TODO: fillColor is semi-transparent in pure-black dark mode, but it needs to be fully opaque for the poll transition to look right
+//            .fill(colorScheme == .dark ? fillColor : Color(uiColor: .secondarySystemBackground))
+            .fill(Color(uiColor: .secondarySystemBackground))
+
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/PollEditor.swift

@@ -0,0 +1,182 @@
+//
+//  PollEditor.swift
+//  ComposeUI
+//
+//  Created by Shadowfacts on 1/29/25.
+//
+
+import SwiftUI
+import InstanceFeatures
+import TuskerComponents
+
+struct PollEditor: View {
+    @ObservedObject var poll: Poll
+    @FocusState.Binding var focusedField: FocusableField?
+
+    var body: some View {
+        VStack(alignment: .leading, spacing: 8) {
+            Text("Poll")
+                .font(.headline)
+            
+            ForEach(poll.pollOptions) { option in
+                PollOptionEditor(poll: poll, option: option, focusedField: $focusedField)
+                    .transition(.opacity)
+            }
+            
+            AddOptionButton(poll: poll, focusedField: $focusedField)
+            
+            Toggle("Multiple choice", isOn: $poll.multiple)
+                .padding(.bottom, -8)
+            
+            HStack {
+                Text("Duration")
+                Spacer()
+                PollDurationPicker(poll: poll)
+                    .frame(minHeight: 32)
+            }
+        }
+        .padding(.all.subtracting(.bottom), 8)
+        .padding(.bottom, 4)
+        .frame(maxWidth: .infinity, alignment: .leading)
+        .composePlatterBackground()
+    }
+}
+
+private struct AddOptionButton: View {
+    @ObservedObject var poll: Poll
+    @FocusState.Binding var focusedField: FocusableField?
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+    
+    private var canAddOption: Bool {
+        if let max = instanceFeatures.maxPollOptionsCount {
+            poll.options.count < max
+        } else {
+            true
+        }
+    }
+
+    var body: some View {
+        Button(action: addOption) {
+            Label("Add Option", systemImage: "plus")
+        }
+        .buttonStyle(.borderless)
+        .disabled(!canAddOption)
+    }
+    
+    private func addOption() {
+        let option = PollOption(context: DraftsPersistentContainer.shared.viewContext)
+        option.poll = poll
+        poll.options.add(option)
+        focusedField = .pollOption(option.id)
+    }
+}
+
+private struct PollDurationPicker: View {
+    @ObservedObject var poll: Poll
+    @State var duration: PollDuration
+    
+    init(poll: Poll) {
+        self.poll = poll
+        self._duration = State(wrappedValue: .fromTimeInterval(poll.duration) ?? .oneDay)
+    }
+    
+    private var options: [MenuPicker<PollDuration>.Option] {
+        PollDuration.allCases.map {
+            .init(value: $0, title: PollDuration.formatter.string(from: $0.timeInterval)!)
+        }
+    }
+    
+    var body: some View {
+        MenuPicker(selection: $duration, options: options)
+            #if os(visionOS)
+            .onChange(of: duration) {
+                poll.duration = duration.timeInterval
+            }
+            #else
+            .onChange(of: duration) { newValue in
+                poll.duration = newValue.timeInterval
+            }
+            #endif
+    }
+}
+
+private struct PollOptionEditor: View {
+    @ObservedObject var poll: Poll
+    @ObservedObject var option: PollOption
+    @FocusState.Binding var focusedField: FocusableField?
+    @EnvironmentObject private var instanceFeatures: InstanceFeatures
+    
+    var placeholder: String {
+        let index = poll.options.index(of: option)
+        if index != NSNotFound {
+            return "Option \(index + 1)"
+        } else {
+            return ""
+        }
+    }
+    
+    var body: some View {
+        HStack(spacing: 4) {
+            Button(role: .destructive, action: removeOption) {
+                Label("Remove option", systemImage: "minus")
+            }
+            .labelStyle(.iconOnly)
+            .buttonStyle(PollOptionButtonStyle())
+            .accessibilityLabel("Remove option")
+            .disabled(poll.options.count == 1)
+            
+            EmojiTextField(text: $option.text, placeholder: placeholder, maxLength: instanceFeatures.maxPollOptionChars, focusNextView: self.focusNextOption)
+                .focused($focusedField, equals: .pollOption(option.id))
+        }
+    }
+    
+    private func removeOption() {
+        let index = poll.options.index(of: option)
+        if index != NSNotFound && poll.options.count > 1 {
+            var array = poll.options.array
+            array.remove(at: index)
+            poll.options = NSMutableOrderedSet(array: array)
+            // TODO: does this leave dangling PollOptions in the managed object context?
+            
+            if case .pollOption(let id) = focusedField,
+               id == option.id {
+                let indexToFocus = index > 0 ? index - 1 : 0
+                focusedField = .pollOption(poll.pollOptions[indexToFocus].id)
+            }
+        }
+    }
+    
+    private func focusNextOption() {
+        let index = poll.options.index(of: option)
+        if index != NSNotFound && index + 1 < poll.options.count {
+            let nextOption = poll.options.object(at: index + 1) as! PollOption
+            focusedField = .pollOption(nextOption.objectID)
+        }
+    }
+}
+
+private struct PollOptionButtonStyle: ButtonStyle {
+    @Environment(\.isEnabled) private var isEnabled
+    
+    func makeBody(configuration: Configuration) -> some View {
+        configuration.label
+            .foregroundStyle(.white)
+            .font(.body.bold())
+            .padding(4)
+            .frame(width: 20, height: 20)
+            .background {
+                let color = if isEnabled {
+                    if configuration.role == .destructive {
+                        Color.red
+                    } else {
+                        Color.green
+                    }
+                } else {
+                    Color.gray
+                }
+                let opacity = configuration.isPressed ?  0.8 : 1
+                Circle()
+                    .fill(color.opacity(opacity))
+            }
+    }
+}

Packages/ComposeUI/Sources/ComposeUI/Views/PollOptionView.swift

@@ -1,72 +0,0 @@
-//
-//  PollOptionView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 3/25/23.
-//
-
-import SwiftUI
-
-struct PollOptionView: View {
-    @EnvironmentObject private var controller: PollController
-    @EnvironmentObject private var poll: Poll
-    @ObservedObject private var option: PollOption
-    let remove: () -> Void
-    
-    init(option: PollOption, remove: @escaping () -> Void) {
-        self.option = option
-        self.remove = remove
-    }
-    
-    var body: some View {
-        HStack(spacing: 4) {
-            Checkbox(radiusFraction: poll.multiple ? 0.1 : 0.5, background: controller.parent.config.backgroundColor)
-                .animation(.default, value: poll.multiple)
-            
-            textField
-            
-            Button(action: remove) {
-                Image(systemName: "minus.circle.fill")
-            }
-            .accessibilityLabel("Remove option")
-            .buttonStyle(.plain)
-            .foregroundColor(poll.options.count == 1 ? .gray : .red)
-            .disabled(poll.options.count == 1)
-            .hoverEffect()
-        }
-    }
-    
-    private var textField: some View {
-        let index = poll.options.index(of: option)
-        let placeholder = index != NSNotFound ? "Option \(index + 1)" : ""
-        let maxLength = controller.parent.mastodonController.instanceFeatures.maxPollOptionChars
-        return EmojiTextField(text: $option.text, placeholder: placeholder, maxLength: maxLength)
-    }
-    
-    struct Checkbox: View {
-        private let radiusFraction: CGFloat
-        private let size: CGFloat = 20
-        private let innerSize: CGFloat
-        private let background: Color
-        
-        init(radiusFraction: CGFloat, background: Color) {
-            self.radiusFraction = radiusFraction
-            self.innerSize = self.size - 4
-            self.background = background
-        }
-        
-        var body: some View {
-            ZStack {
-                Rectangle()
-                    .foregroundColor(.gray)
-                    .frame(width: size, height: size)
-                    .cornerRadius(radiusFraction * size)
-                
-                Rectangle()
-                    .foregroundColor(background)
-                    .frame(width: innerSize, height: innerSize)
-                    .cornerRadius(radiusFraction * innerSize)
-            }
-        }
-    }
-}

Packages/ComposeUI/Sources/ComposeUI/Views/ReplyStatusView.swift

@@ -8,13 +8,17 @@
 import SwiftUI
 import Pachyderm
 import TuskerComponents
+import TuskerPreferences
 
 struct ReplyStatusView: View {
     let status: any StatusProtocol
     let rowTopInset: CGFloat
     let globalFrameOutsideList: CGRect
     
-    @EnvironmentObject private var controller: ComposeController
+    @PreferenceObserving(\.$avatarStyle) private var avatarStyle
+    @Environment(\.composeUIConfig.displayNameLabel) private var displayNameLabel
+    @Environment(\.composeUIConfig.replyContentView) private var replyContentView
+    @Environment(\.composeUIConfig.fetchAvatar) private var fetchAvatar
     @State private var displayNameHeight: CGFloat?
     @State private var contentHeight: CGFloat?
     
@@ -27,7 +31,7 @@ struct ReplyStatusView: View {
             
             VStack(alignment: .leading, spacing: 0) {
                 HStack {
-                    controller.displayNameLabel(status.account, .body, 17)
+                    displayNameLabel(status.account, .body, 17)
                         .lineLimit(1)
                         .layoutPriority(1)
                     
@@ -46,7 +50,7 @@ struct ReplyStatusView: View {
                         }
                 })
                 
-                controller.replyContentView(status) { newHeight in
+                replyContentView(status) { newHeight in
                     // otherwise, with long in-reply-to statuses, the main content text view position seems not to update
                     // and it ends up  partially behind the header
                     DispatchQueue.main.async {
@@ -80,8 +84,8 @@ struct ReplyStatusView: View {
             AvatarImageView(
                 url: status.account.avatar,
                 size: 50,
-                style: controller.config.avatarStyle,
-                fetchAvatar: controller.fetchAvatar
+                style: avatarStyle == .circle ? .circle : .roundRect,
+                fetchAvatar: fetchAvatar
             )
         }
         .frame(width: 50, height: 50)
@@ -90,7 +94,7 @@ struct ReplyStatusView: View {
 
 }
 
-private struct DisplayNameHeightPrefKey: PreferenceKey {
+private struct DisplayNameHeightPrefKey: SwiftUI.PreferenceKey {
     static var defaultValue: CGFloat = 0
     static func reduce(value: inout CGFloat, nextValue: () -> CGFloat) {
         value = nextValue()

Packages/ComposeUI/Sources/ComposeUI/Views/ZoomableScrollView.swift

@@ -1,111 +0,0 @@
-//
-//  ZoomableScrollView.swift
-//  ComposeUI
-//
-//  Created by Shadowfacts on 4/29/23.
-//
-
-import SwiftUI
-
-@available(iOS 16.0, *)
-struct ZoomableScrollView<Content: View>: UIViewControllerRepresentable {
-    let content: Content
-    
-    init(@ViewBuilder content: () -> Content) {
-        self.content = content()
-    }
-    
-    func makeUIViewController(context: Context) -> Controller {
-        return Controller(content: content)
-    }
-
-    func updateUIViewController(_ uiViewController: Controller, context: Context) {
-        uiViewController.host.rootView = content
-    }
-    
-    class Controller: UIViewController, UIScrollViewDelegate {
-        let scrollView = UIScrollView()
-        let host: UIHostingController<Content>
-        
-        private var lastIntrinsicSize: CGSize?
-        private var contentViewTopConstraint: NSLayoutConstraint!
-        private var contentViewLeadingConstraint: NSLayoutConstraint!
-        private var hostBoundsObservation: NSKeyValueObservation?
-        
-        init(content: Content) {
-            self.host = UIHostingController(rootView: content)
-            
-            super.init(nibName: nil, bundle: nil)
-        }
-        
-        required init?(coder: NSCoder) {
-            fatalError("init(coder:) has not been implemented")
-        }
-        
-        override func viewDidLoad() {
-            super.viewDidLoad()
-            
-            scrollView.delegate = self
-            scrollView.bouncesZoom = true
-            scrollView.translatesAutoresizingMaskIntoConstraints = false
-            view.addSubview(scrollView)
-            
-            host.sizingOptions = .intrinsicContentSize
-            host.view.backgroundColor = .clear
-            host.view.translatesAutoresizingMaskIntoConstraints = false
-            addChild(host)
-            scrollView.addSubview(host.view)
-            host.didMove(toParent: self)
-            
-            contentViewLeadingConstraint = host.view.leadingAnchor.constraint(equalTo: scrollView.contentLayoutGuide.leadingAnchor)
-            contentViewTopConstraint = host.view.topAnchor.constraint(equalTo: scrollView.contentLayoutGuide.topAnchor)
-            
-            NSLayoutConstraint.activate([
-                scrollView.frameLayoutGuide.leadingAnchor.constraint(equalTo: view.leadingAnchor),
-                scrollView.frameLayoutGuide.trailingAnchor.constraint(equalTo: view.trailingAnchor),
-                scrollView.frameLayoutGuide.topAnchor.constraint(equalTo: view.topAnchor),
-                scrollView.frameLayoutGuide.bottomAnchor.constraint(equalTo: view.bottomAnchor),
-                
-                contentViewLeadingConstraint,
-                contentViewTopConstraint,
-            ])
-        }
-        
-        override func viewDidLayoutSubviews() {
-            super.viewDidLayoutSubviews()
-            
-            if !host.view.intrinsicContentSize.equalTo(.zero),
-               host.view.intrinsicContentSize != lastIntrinsicSize {
-                self.lastIntrinsicSize = host.view.intrinsicContentSize
-                
-                let maxHeight = view.bounds.height - view.safeAreaInsets.top - view.safeAreaInsets.bottom
-                let maxWidth = view.bounds.width - view.safeAreaInsets.left - view.safeAreaInsets.right
-                let heightScale = maxHeight / host.view.intrinsicContentSize.height
-                let widthScale = maxWidth / host.view.intrinsicContentSize.width
-                let minScale = min(widthScale, heightScale)
-                let maxScale = minScale >= 1 ? minScale + 2 : 2
-                scrollView.minimumZoomScale = minScale
-                scrollView.maximumZoomScale = maxScale
-                scrollView.zoomScale = minScale
-            }
-            
-            centerImage()
-        }
-        
-        func viewForZooming(in scrollView: UIScrollView) -> UIView? {
-            return host.view
-        }
-        
-        func scrollViewDidZoom(_ scrollView: UIScrollView) {
-            centerImage()
-        }
-        
-        func centerImage() {
-            let yOffset = max(0, (view.bounds.size.height - host.view.bounds.height * scrollView.zoomScale) / 2)
-            contentViewTopConstraint.constant = yOffset
-
-            let xOffset = max(0, (view.bounds.size.width - host.view.bounds.width * scrollView.zoomScale) / 2)
-            contentViewLeadingConstraint.constant = xOffset
-        }
-    }
-}

Packages/Duckable/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "Duckable",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

Packages/Duckable/Sources/Duckable/DuckedPlaceholderViewController.swift

@@ -14,6 +14,8 @@ class DuckedPlaceholderViewController: UIViewController {
     
     var topConstraint: NSLayoutConstraint!
     
+    private var titleObservation: NSKeyValueObservation?
+    
     init(for duckableViewController: DuckableViewController, owner: DuckableContainerViewController) {
         self.owner = owner
         
@@ -21,8 +23,12 @@ class DuckedPlaceholderViewController: UIViewController {
         
         let item = UINavigationItem()
         item.title = duckableViewController.navigationItem.title
-        item.titleView = duckableViewController.navigationItem.titleView
+        assert(duckableViewController.navigationItem.titleView == nil)
         navBar.setItems([item], animated: false)
+        
+        titleObservation = duckableViewController.navigationItem.observe(\.title, changeHandler: { _, _ in
+            item.title = duckableViewController.navigationItem.title
+        })
     }
     
     required init?(coder: NSCoder) {

Packages/GalleryVC/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "GalleryVC",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, making them visible to other packages.
@@ -14,11 +14,15 @@ let package = Package(
             name: "GalleryVC",
             targets: ["GalleryVC"]),
     ],
+    dependencies: [
+        .package(path: "../TuskerComponents"),
+    ],
     targets: [
         // Targets are the basic building blocks of a package, defining a module or a test suite.
         // Targets can depend on other targets in this package and products from dependencies.
         .target(
             name: "GalleryVC",
+            dependencies: ["TuskerComponents"],
             swiftSettings: [
                 .swiftLanguageMode(.v5)
             ]),

Packages/GalleryVC/Sources/GalleryVC/Content/FallbackGalleryContentViewController.swift

@@ -1,15 +1,13 @@
 //
 //  FallbackGalleryContentViewController.swift
-//  Tusker
+//  GalleryVC
 //
 //  Created by Shadowfacts on 3/18/24.
 //  Copyright © 2024 Shadowfacts. All rights reserved.
 //
 
 import UIKit
-import GalleryVC
 import QuickLook
-import Pachyderm
 
 private class FallbackGalleryContentViewController: QLPreviewController {
     private let previewItem = GalleryPreviewItem()
@@ -52,40 +50,40 @@ extension FallbackGalleryContentViewController: QLPreviewControllerDataSource {
     }
 }
 
-class FallbackGalleryNavigationController: UINavigationController, GalleryContentViewController {
-    init(url: URL) {
+public class FallbackGalleryNavigationController: UINavigationController, GalleryContentViewController {
+    public init(url: URL) {
         super.init(nibName: nil, bundle: nil)
         self.viewControllers = [FallbackGalleryContentViewController(url: url)]
     }
     
-    override func viewDidLoad() {
+    public override func viewDidLoad() {
         super.viewDidLoad()
         
         container?.disableGalleryScrollAndZoom()
     }
     
-    required init?(coder aDecoder: NSCoder) {
+    public required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
     
     // MARK: GalleryContentViewController
     
-    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    public weak var container: (any GalleryContentViewControllerContainer)?
     
-    var contentSize: CGSize {
+    public var contentSize: CGSize {
         .zero
     }
     
-    var activityItemsForSharing: [Any] {
+    public var activityItemsForSharing: [Any] {
         []
     }
     
-    var caption: String? {
+    public var caption: String? {
         nil
     }
     
-    var canAnimateFromSourceView: Bool {
-        false
+    public var presentationAnimation: GalleryContentPresentationAnimation {
+        .fade
     }
 }
 

Packages/GalleryVC/Sources/GalleryVC/Content/ImageGalleryContentViewController.swift

@@ -1,22 +1,22 @@
 //
 //  ImageGalleryContentViewController.swift
-//  Tusker
+//  GalleryVC
 //
 //  Created by Shadowfacts on 3/17/24.
 //  Copyright © 2024 Shadowfacts. All rights reserved.
 //
 
 import UIKit
-import GalleryVC
-import Pachyderm
 import TuskerComponents
 @preconcurrency import VisionKit
 
-class ImageGalleryContentViewController: UIViewController, GalleryContentViewController {
-    let url: URL
-    let caption: String?
-    let originalData: Data?
-    let image: UIImage
+open class ImageGalleryContentViewController: UIViewController, GalleryContentViewController {
+    public let caption: String?
+    public var image: UIImage {
+        didSet {
+            imageView?.image = image
+        }
+    }
     let gifController: GIFController?
     
     private var imageView: GIFImageView!
@@ -27,12 +27,8 @@ class ImageGalleryContentViewController: UIViewController, GalleryContentViewCon
     @available(iOS 16.0, macCatalyst 17.0, *)
     private var analysisInteraction: ImageAnalysisInteraction? { _analysisInteraction as? ImageAnalysisInteraction }
     
-    private var isGrayscale = false
-    
-    init(url: URL, caption: String?, originalData: Data?, image: UIImage, gifController: GIFController?) {
-        self.url = url
+    public init(image: UIImage, caption: String?, gifController: GIFController?) {
         self.caption = caption
-        self.originalData = originalData
         self.image = image
         self.gifController = gifController
         
@@ -41,21 +37,14 @@ class ImageGalleryContentViewController: UIViewController, GalleryContentViewCon
         preferredContentSize = image.size
     }
     
-    required init?(coder: NSCoder) {
+    public required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
     
-    override func viewDidLoad() {
+    public override func viewDidLoad() {
         super.viewDidLoad()
         
-        isGrayscale = Preferences.shared.grayscaleImages
-        let maybeGrayscaleImage = if isGrayscale {
-            ImageGrayscalifier.convert(url: url, image: image) ?? image
-        } else {
-            image
-        }
-        
-        imageView = GIFImageView(image: maybeGrayscaleImage)
+        imageView = GIFImageView(image: image)
         imageView.translatesAutoresizingMaskIntoConstraints = false
         imageView.contentMode = .scaleAspectFill
         imageView.isUserInteractionEnabled = true
@@ -86,11 +75,9 @@ class ImageGalleryContentViewController: UIViewController, GalleryContentViewCon
                 }
             }
         }
-        
-        NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
     }
     
-    override func viewWillAppear(_ animated: Bool) {
+    public override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
         
         if let gifController {
@@ -98,47 +85,40 @@ class ImageGalleryContentViewController: UIViewController, GalleryContentViewCon
         }
     }
     
-    @objc private func preferencesChanged() {
-        if isGrayscale != Preferences.shared.grayscaleImages {
-            isGrayscale = Preferences.shared.grayscaleImages
-            let image = if isGrayscale {
-                ImageGrayscalifier.convert(url: url, image: image)
-            } else {
-                image
-            }
-            if let image {
-                imageView.image = image
-            }
-        }
-    }
-    
     // MARK: GalleryContentViewController
     
-    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    public weak var container: (any GalleryContentViewControllerContainer)?
     
-    var contentSize: CGSize {
+    public var contentSize: CGSize {
         image.size
     }
     
-    var activityItemsForSharing: [Any] {
-        if let data = originalData ?? image.pngData() {
-            return [ImageActivityItemSource(data: data, url: url, image: image)]
-        } else {
-            return []
-        }
+    open var activityItemsForSharing: [Any] {
+        return [image]
     }
     
-    func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
+    public var presentationAnimation: GalleryContentPresentationAnimation {
+        gifController != nil ? .fromSourceViewWithoutSnapshot : .fromSourceView
+    }
+    
+    public func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
         if #available(iOS 16.0, macCatalyst 17.0, *),
            let analysisInteraction {
             analysisInteraction.setSupplementaryInterfaceHidden(!visible, animated: animated)
         }
     }
+    
+    public func setInsetForBottomControls(_ inset: CGFloat) {
+        if #available(iOS 16.0, macCatalyst 17.0, *),
+           let analysisInteraction {
+            analysisInteraction.supplementaryInterfaceContentInsets = UIEdgeInsets(top: 0, left: 0, bottom: inset, right: 0)
+        }
+    }
 }
 
 @available(iOS 16.0, macCatalyst 17.0, *)
 extension ImageGalleryContentViewController: ImageAnalysisInteractionDelegate {
-    func interaction(_ interaction: ImageAnalysisInteraction, shouldBeginAt point: CGPoint, for interactionType: ImageAnalysisInteraction.InteractionTypes) -> Bool {
+    public func interaction(_ interaction: ImageAnalysisInteraction, shouldBeginAt point: CGPoint, for interactionType: ImageAnalysisInteraction.InteractionTypes) -> Bool {
         return container?.galleryControlsVisible ?? true
     }
 }

Packages/GalleryVC/Sources/GalleryVC/Content/LoadingGalleryContentViewController.swift

@@ -7,48 +7,55 @@
 //
 
 import UIKit
-import GalleryVC
 
-class LoadingGalleryContentViewController: UIViewController, GalleryContentViewController {
+public class LoadingGalleryContentViewController: UIViewController, GalleryContentViewController {
     private let fallbackCaption: String?
     private let provider: () async -> (any GalleryContentViewController)?
     private var wrapped: (any GalleryContentViewController)!
     
-    weak var container: GalleryContentViewControllerContainer?
+    public weak var container: GalleryContentViewControllerContainer?
     
-    var contentSize: CGSize {
+    public var contentSize: CGSize {
         wrapped?.contentSize ?? .zero
     }
     
-    var activityItemsForSharing: [Any] {
+    public var activityItemsForSharing: [Any] {
         wrapped?.activityItemsForSharing ?? []
     }
     
-    var caption: String? {
+    public var caption: String? {
         wrapped?.caption ?? fallbackCaption
     }
     
-    var canAnimateFromSourceView: Bool {
-        wrapped?.canAnimateFromSourceView ?? true
+    public var presentationAnimation: GalleryContentPresentationAnimation {
+        wrapped?.presentationAnimation ?? .fade
     }
     
-    init(caption: String?, provider: @escaping () async -> (any GalleryContentViewController)?) {
+    public var hideControlsOnZoom: Bool {
+        wrapped?.hideControlsOnZoom ?? true
+    }
+    
+    public var showBelowSafeArea: Bool {
+        wrapped?.showBelowSafeArea ?? true
+    }
+    
+    public init(caption: String?, provider: @escaping () async -> (any GalleryContentViewController)?) {
         self.fallbackCaption = caption
         self.provider = provider
         
         super.init(nibName: nil, bundle: nil)
     }
     
-    required init?(coder: NSCoder) {
+    public required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
     
-    override func viewDidLoad() {
+    public override func viewDidLoad() {
         super.viewDidLoad()
         
         container?.setGalleryContentLoading(true)
         
-        Task {
+        Task { @MainActor in
             if let wrapped = await provider() {
                 self.wrapped = wrapped
                 wrapped.container = container
@@ -81,7 +88,7 @@ class LoadingGalleryContentViewController: UIViewController, GalleryContentViewC
         
         let label = UILabel()
         label.text = "Error Loading"
-        label.font = .preferredFont(forTextStyle: .title1).withTraits(.traitBold)!
+        label.font = UIFont(descriptor: .preferredFontDescriptor(withTextStyle: .title1).withSymbolicTraits(.traitBold)!, size: 0)
         label.textColor = .secondaryLabel
         label.adjustsFontForContentSizeCategory = true
         
@@ -102,16 +109,24 @@ class LoadingGalleryContentViewController: UIViewController, GalleryContentViewC
         ])
     }
     
-    func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
+    public func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
         wrapped?.setControlsVisible(visible, animated: animated, dueToUserInteraction: dueToUserInteraction)
     }
     
-    func galleryContentDidAppear() {
+    public func setInsetForBottomControls(_ inset: CGFloat) {
+        wrapped?.setInsetForBottomControls(inset)
+    }
+    
+    public func galleryContentDidAppear() {
         wrapped?.galleryContentDidAppear()
     }
     
-    func galleryContentWillDisappear() {
+    public func galleryContentWillDisappear() {
         wrapped?.galleryContentWillDisappear()
     }
     
+    public func galleryShouldBeginInteractiveDismiss() -> Bool {
+        wrapped?.galleryShouldBeginInteractiveDismiss() ?? true
+    }
+    
 }

Packages/GalleryVC/Sources/GalleryVC/Content/VideoControlsViewController.swift

@@ -1,6 +1,6 @@
 //
 //  VideoControlsViewController.swift
-//  Tusker
+//  GalleryVC
 //
 //  Created by Shadowfacts on 3/21/24.
 //  Copyright © 2024 Shadowfacts. All rights reserved.
@@ -9,6 +9,15 @@
 import UIKit
 import AVFoundation
 
+@propertyWrapper
+final class Box<T> {
+    var wrappedValue: T
+    
+    init(wrappedValue: T) {
+        self.wrappedValue = wrappedValue
+    }
+}
+
 class VideoControlsViewController: UIViewController {
     private static let formatter: DateComponentsFormatter = {
         let f = DateComponentsFormatter()
@@ -18,33 +27,49 @@ class VideoControlsViewController: UIViewController {
     }()
 
     private let player: AVPlayer
+    #if !os(visionOS)
+    @Box private var playbackSpeed: Float
+    #endif
     
-    private lazy var muteButton = MuteButton().configure {
-        $0.addTarget(self, action: #selector(muteButtonPressed), for: .touchUpInside)
-        $0.setMuted(false, animated: false)
-    }
+    private lazy var muteButton: MuteButton = {
+        let button = MuteButton()
+        button.addTarget(self, action: #selector(muteButtonPressed), for: .touchUpInside)
+        button.setMuted(false, animated: false)
+        return button
+    }()
     
-    private let timestampLabel = UILabel().configure {
-        $0.text = "0:00"
-        $0.font = UIFontMetrics(forTextStyle: .caption1).scaledFont(for: .monospacedDigitSystemFont(ofSize: 13, weight: .regular))
-    }
+    private let timestampLabel: UILabel = {
+        let label = UILabel()
+        label.text = "0:00"
+        label.font = UIFontMetrics(forTextStyle: .caption1).scaledFont(for: .monospacedDigitSystemFont(ofSize: 13, weight: .regular))
+        return label
+    }()
     
-    private lazy var scrubbingControl = VideoScrubbingControl().configure {
-        $0.heightAnchor.constraint(equalToConstant: 44).isActive = true
-        $0.addTarget(self, action: #selector(scrubbingStarted), for: .editingDidBegin)
-        $0.addTarget(self, action: #selector(scrubbingChanged), for: .editingChanged)
-        $0.addTarget(self, action: #selector(scrubbingEnded), for: .editingDidEnd)
-    }
+    private lazy var scrubbingControl: VideoScrubbingControl = {
+        let control = VideoScrubbingControl()
+        control.heightAnchor.constraint(equalToConstant: 44).isActive = true
+        control.addTarget(self, action: #selector(scrubbingStarted), for: .editingDidBegin)
+        control.addTarget(self, action: #selector(scrubbingChanged), for: .editingChanged)
+        control.addTarget(self, action: #selector(scrubbingEnded), for: .editingDidEnd)
+        return control
+    }()
     
-    private let timeRemainingLabel = UILabel().configure {
-        $0.text = "-0:00"
-        $0.font = UIFontMetrics(forTextStyle: .caption1).scaledFont(for: .monospacedDigitSystemFont(ofSize: 13, weight: .regular))
-    }
+    private let timeRemainingLabel: UILabel = {
+        let label = UILabel()
+        label.text = "-0:00"
+        label.font = UIFontMetrics(forTextStyle: .caption1).scaledFont(for: .monospacedDigitSystemFont(ofSize: 13, weight: .regular))
+        return label
+    }()
     
     private lazy var optionsButton = MenuButton { [unowned self] in
         let imageName: String
+        #if os(visionOS)
+        let playbackSpeed = player.defaultRate
+        #else
+        let playbackSpeed = self.playbackSpeed
+        #endif
         if #available(iOS 17.0, *) {
-            switch player.defaultRate {
+            switch playbackSpeed {
             case 0.5:
                 imageName = "gauge.with.dots.needle.0percent"
             case 1:
@@ -60,8 +85,12 @@ class VideoControlsViewController: UIViewController {
             imageName = "speedometer"
         }
         let speedMenu = UIMenu(title: "Playback Speed", image: UIImage(systemName: imageName), children: PlaybackSpeed.allCases.map { speed in
-            UIAction(title: speed.displayName, state: self.player.defaultRate == speed.rate ? .on : .off) { [unowned self] _ in
+            UIAction(title: speed.displayName, state: playbackSpeed == speed.rate ? .on : .off) { [unowned self] _ in
+                #if os(visionOS)
                 self.player.defaultRate = speed.rate
+                #else
+                self.playbackSpeed = speed.rate
+                #endif
                 if self.player.rate > 0 {
                     self.player.rate = speed.rate
                 }
@@ -70,17 +99,19 @@ class VideoControlsViewController: UIViewController {
         return UIMenu(children: [speedMenu])
     }
     
-    private lazy var hStack = UIStackView(arrangedSubviews: [
-        muteButton,
-        timestampLabel,
-        scrubbingControl,
-        timeRemainingLabel,
-        optionsButton,
-    ]).configure {
-        $0.axis = .horizontal
-        $0.spacing = 8
-        $0.alignment = .center
-    }
+    private lazy var hStack: UIStackView = {
+        let stack = UIStackView(arrangedSubviews: [
+            muteButton,
+            timestampLabel,
+            scrubbingControl,
+            timeRemainingLabel,
+            optionsButton,
+        ])
+        stack.axis = .horizontal
+        stack.spacing = 8
+        stack.alignment = .center
+        return stack
+    }()
 
     private var timestampObserverToken: Any?
     private var scrubberObserverToken: Any?
@@ -89,11 +120,20 @@ class VideoControlsViewController: UIViewController {
     private var scrubbingTargetTime: CMTime?
     private var isSeeking = false
     
+    #if os(visionOS)
     init(player: AVPlayer) {
         self.player = player
         
         super.init(nibName: nil, bundle: nil)
     }
+    #else
+    init(player: AVPlayer, playbackSpeed: Box<Float>) {
+        self.player = player
+        self._playbackSpeed = playbackSpeed
+        
+        super.init(nibName: nil, bundle: nil)
+    }
+    #endif
     
     required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
@@ -177,7 +217,11 @@ class VideoControlsViewController: UIViewController {
     @objc private func scrubbingEnded() {
         scrubbingChanged()
         if wasPlayingWhenScrubbingStarted {
+            #if os(visionOS)
             player.play()
+            #else
+            player.rate = playbackSpeed
+            #endif
         }
     }
     

Packages/GalleryVC/Sources/GalleryVC/Content/VideoGalleryContentViewController.swift

@@ -1,68 +1,58 @@
 //
 //  VideoGalleryContentViewController.swift
-//  Tusker
+//  GalleryVC
 //
 //  Created by Shadowfacts on 3/19/24.
 //  Copyright © 2024 Shadowfacts. All rights reserved.
 //
 
 import UIKit
-import GalleryVC
 import AVFoundation
 import CoreImage
 
-class VideoGalleryContentViewController: UIViewController, GalleryContentViewController {
-    private let url: URL
-    let caption: String?
-    private var item: AVPlayerItem
-    let player: AVPlayer
+open class VideoGalleryContentViewController: UIViewController, GalleryContentViewController {
+    public let url: URL
+    public let caption: String?
+    public private(set) var item: AVPlayerItem
+    public let player: AVPlayer
     
-    private var isGrayscale: Bool
+    #if !os(visionOS)
+    @available(iOS, obsoleted: 16.0, message: "Use AVPlayer.defaultRate")
+    @Box private var playbackSpeed: Float = 1
+    #endif
     
     private var presentationSizeObservation: NSKeyValueObservation?
     private var statusObservation: NSKeyValueObservation?
     private var rateObservation: NSKeyValueObservation?
-    private var isFirstAppearance = true
     private var hideControlsWorkItem: DispatchWorkItem?
-    private var audioSessionToken: AudioSessionCoordinator.Token?
+    private var isShowingError = false
     
-    init(url: URL, caption: String?) {
+    public init(url: URL, caption: String?) {
         self.url = url
         self.caption = caption
         
-        self.isGrayscale = Preferences.shared.grayscaleImages
-        
         let asset = AVAsset(url: url)
-        self.item = VideoGalleryContentViewController.createItem(asset: asset)
+        self.item = Self.createItem(asset: asset)
         self.player = AVPlayer(playerItem: item)
         
         super.init(nibName: nil, bundle: nil)
     }
     
-    required init?(coder: NSCoder) {
+    public required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
     
-    private static func createItem(asset: AVAsset) -> AVPlayerItem {
-        let item = AVPlayerItem(asset: asset)
-        if Preferences.shared.grayscaleImages {
-            #if os(visionOS)
-            #warning("Use async AVVideoComposition CIFilter initializer")
-            #else
-            let filter = CIFilter(name: "CIColorMonochrome")!
-            filter.setValue(CIColor(red: 0.85, green: 0.85, blue: 0.85), forKey: "inputColor")
-            filter.setValue(1.0, forKey: "inputIntensity")
-
-            item.videoComposition = AVVideoComposition(asset: asset, applyingCIFiltersWithHandler: { request in
-                filter.setValue(request.sourceImage, forKey: "inputImage")
-                request.finish(with: filter.outputImage!, context: nil)
-            })
-            #endif
-        }
-        return item
+    open class func createItem(asset: AVAsset) -> AVPlayerItem {
+        return AVPlayerItem(asset: asset)
     }
     
-    override func viewDidLoad() {
+    public func replaceCurrentItem(with item: AVPlayerItem) {
+        self.item = item
+        player.replaceCurrentItem(with: item)
+        updateItemObservations()
+    }
+    
+    public override func viewDidLoad() {
         super.viewDidLoad()
         
         container?.setGalleryContentLoading(true)
@@ -87,19 +77,17 @@ class VideoGalleryContentViewController: UIViewController, GalleryContentViewCon
                 scheduleControlsHide()
             }
         })
-        
-        NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
     }
     
     private func updateItemObservations() {
         presentationSizeObservation = item.observe(\.presentationSize, changeHandler: { [unowned self] item, _ in
-            MainActor.runUnsafely {
+            MainActor.assumeIsolated {
                 self.preferredContentSize = item.presentationSize
                 self.container?.galleryContentChanged()
             }
         })
         statusObservation = item.observe(\.status, changeHandler: { [unowned self] item, _ in
-            MainActor.runUnsafely {
+            MainActor.assumeIsolated {
                 if item.status == .readyToPlay {
                     self.container?.setGalleryContentLoading(false)
                     self.statusObservation = nil
@@ -108,19 +96,22 @@ class VideoGalleryContentViewController: UIViewController, GalleryContentViewCon
                     self.container?.setGalleryContentLoading(false)
                     self.showErrorView(error)
                     self.statusObservation = nil
+                    self.overlayVC.setVisible(false)
                 }
             }
         })
     }
     
     private func showErrorView(_ error: any Error) {
+        isShowingError = true
+        
         let image = UIImageView(image: UIImage(systemName: "exclamationmark.triangle.fill")!)
         image.tintColor = .secondaryLabel
         image.contentMode = .scaleAspectFit
         
         let label = UILabel()
         label.text = "Error Loading"
-        label.font = .preferredFont(forTextStyle: .title1).withTraits(.traitBold)!
+        label.font = UIFont(descriptor: .preferredFontDescriptor(withTextStyle: .title1).withSymbolicTraits(.traitBold)!, size: 0)
         label.textColor = .secondaryLabel
         label.adjustsFontForContentSizeCategory = true
         
@@ -148,22 +139,9 @@ class VideoGalleryContentViewController: UIViewController, GalleryContentViewCon
         ])
     }
     
-    @objc private func preferencesChanged() {
-        if isGrayscale != Preferences.shared.grayscaleImages {
-            let isPlaying = player.rate > 0
-            isGrayscale = Preferences.shared.grayscaleImages
-            item = VideoGalleryContentViewController.createItem(asset: item.asset)
-            player.replaceCurrentItem(with: item)
-            updateItemObservations()
-            if isPlaying {
-                player.play()
-            }
-        }
-    }
-    
     private func scheduleControlsHide() {
         hideControlsWorkItem = DispatchWorkItem { [weak self] in
-            MainActor.runUnsafely {
+            MainActor.assumeIsolated {
                 guard let self,
                       let container = self.container,
                       container.galleryControlsVisible else {
@@ -177,25 +155,39 @@ class VideoGalleryContentViewController: UIViewController, GalleryContentViewCon
     
     // MARK: GalleryContentViewController
     
-    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    public weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
     
-    var contentSize: CGSize {
+    public var contentSize: CGSize {
         item.presentationSize
     }
     
-    var activityItemsForSharing: [Any] {
-        [VideoActivityItemSource(asset: item.asset, url: url)]
+    open var activityItemsForSharing: [Any] {
+        []
     }
     
+    public var presentationAnimation: GalleryContentPresentationAnimation {
+        isShowingError ? .fade : .fromSourceViewWithoutSnapshot
+    }
+    
+    #if os(visionOS)
     private lazy var overlayVC = VideoOverlayViewController(player: player)
-    var contentOverlayAccessoryViewController: UIViewController? {
+    #else
+    private lazy var overlayVC = VideoOverlayViewController(player: player, playbackSpeed: _playbackSpeed)
+    #endif
+    public var contentOverlayAccessoryViewController: UIViewController? {
         overlayVC
     }
     
-    private(set) lazy var bottomControlsAccessoryViewController: UIViewController? = VideoControlsViewController(player: player)
+    #if os(visionOS)
+    public private(set) lazy var bottomControlsAccessoryViewController: UIViewController? = VideoControlsViewController(player: player)
+    #else
+    public private(set) lazy var bottomControlsAccessoryViewController: UIViewController? = VideoControlsViewController(player: player, playbackSpeed: _playbackSpeed)
+    #endif
     
-    func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
-        overlayVC.setVisible(visible)
+    public func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
+        if !isShowingError {
+            overlayVC.setVisible(visible)
+        }
         
         if !visible {
             hideControlsWorkItem?.cancel()
@@ -205,25 +197,11 @@ class VideoGalleryContentViewController: UIViewController, GalleryContentViewCon
         }
     }
     
-    func galleryContentDidAppear() {
-        let wasFirstAppearance = isFirstAppearance
-        isFirstAppearance = false
-        
-        audioSessionToken = AudioSessionCoordinator.shared.beginPlayback(mode: .video) {
-            if wasFirstAppearance {
-                DispatchQueue.main.async {
-                    self.player.play()
-                }
-            }
-        }
+    open func galleryContentDidAppear() {
     }
     
-    func galleryContentWillDisappear() {
+    open func galleryContentWillDisappear() {
         player.pause()
-        
-        if let audioSessionToken {
-            AudioSessionCoordinator.shared.endPlayback(token: audioSessionToken)
-        }
     }
     
 }
@@ -252,9 +230,9 @@ private class PlayerView: UIView {
         playerLayer.player = player
         playerLayer.videoGravity = .resizeAspect
         
-        presentationSizeObservation = item.observe(\.presentationSize, changeHandler: { [unowned self] _, _ in
-            MainActor.runUnsafely {
-                self.invalidateIntrinsicContentSize()
+        presentationSizeObservation = item.observe(\.presentationSize, changeHandler: { [weak self] _, _ in
+            MainActor.assumeIsolated {
+                self?.invalidateIntrinsicContentSize()
             }
         })
     }

Packages/GalleryVC/Sources/GalleryVC/Content/VideoOverlayViewController.swift

@@ -1,6 +1,6 @@
 //
 //  VideoOverlayViewController.swift
-//  Tusker
+//  GalleryVC
 //
 //  Created by Shadowfacts on 3/26/24.
 //  Copyright © 2024 Shadowfacts. All rights reserved.
@@ -15,6 +15,9 @@ class VideoOverlayViewController: UIViewController {
     private static let pauseImage = UIImage(systemName: "pause.fill")!
 
     private let player: AVPlayer
+    #if !os(visionOS)
+    @Box private var playbackSpeed: Float
+    #endif
     
     private var dimmingView: UIView!
     private var controlsStack: UIStackView!
@@ -23,10 +26,18 @@ class VideoOverlayViewController: UIViewController {
 
     private var rateObservation: NSKeyValueObservation?
     
+    #if os(visionOS)
     init(player: AVPlayer) {
         self.player = player
         super.init(nibName: nil, bundle: nil)
     }
+    #else
+    init(player: AVPlayer, playbackSpeed: Box<Float>) {
+        self.player = player
+        self._playbackSpeed = playbackSpeed
+        super.init(nibName: nil, bundle: nil)
+    }
+    #endif
 
     required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
@@ -79,7 +90,7 @@ class VideoOverlayViewController: UIViewController {
         ])
         
         rateObservation = player.observe(\.rate, changeHandler: { player, _ in
-            MainActor.runUnsafely {
+            MainActor.assumeIsolated {
                 playPauseButton.image = player.rate > 0 ? VideoOverlayViewController.pauseImage : VideoOverlayViewController.playImage
             }
         })
@@ -98,7 +109,11 @@ class VideoOverlayViewController: UIViewController {
             if player.currentTime() >= player.currentItem!.duration {
                 player.seek(to: .zero)
             }
+            #if os(visionOS)
             player.play()
+            #else
+            player.rate = playbackSpeed
+            #endif
         }
     }
     

Packages/GalleryVC/Sources/GalleryVC/GalleryContentViewController.swift

@@ -15,11 +15,17 @@ public protocol GalleryContentViewController: UIViewController {
     var caption: String? { get }
     var contentOverlayAccessoryViewController: UIViewController? { get }
     var bottomControlsAccessoryViewController: UIViewController? { get }
-    var canAnimateFromSourceView: Bool { get }
+    var insetBottomControlsAccessoryViewControllerToSafeArea: Bool { get }
+    var presentationAnimation: GalleryContentPresentationAnimation { get }
+    var hideControlsOnZoom: Bool { get }
+    var showBelowSafeArea: Bool { get }
     
+    func shouldHideControls() -> Bool
     func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool)
+    func setInsetForBottomControls(_ inset: CGFloat)
     func galleryContentDidAppear()
     func galleryContentWillDisappear()
+    func galleryShouldBeginInteractiveDismiss() -> Bool
 }
 
 public extension GalleryContentViewController {
@@ -31,16 +37,45 @@ public extension GalleryContentViewController {
         nil
     }
     
-    var canAnimateFromSourceView: Bool {
+    var insetBottomControlsAccessoryViewControllerToSafeArea: Bool {
+        true
+    }
+
+    var presentationAnimation: GalleryContentPresentationAnimation {
+        .fromSourceView
+    }
+    
+    var hideControlsOnZoom: Bool {
+        true
+    }
+    
+    var showBelowSafeArea: Bool {
+        true
+    }
+    
+    func shouldHideControls() -> Bool {
         true
     }
     
     func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool) {
     }
     
+    func setInsetForBottomControls(_ inset: CGFloat) {
+    }
+    
     func galleryContentDidAppear() {
     }
     
     func galleryContentWillDisappear() {
     }
+    
+    func galleryShouldBeginInteractiveDismiss() -> Bool {
+        true
+    }
+}
+
+public enum GalleryContentPresentationAnimation {
+    case fade
+    case fromSourceView
+    case fromSourceViewWithoutSnapshot
 }

Packages/GalleryVC/Sources/GalleryVC/GalleryDismissAnimationController.swift

@@ -30,12 +30,37 @@ class GalleryDismissAnimationController: NSObject, UIViewControllerAnimatedTrans
         
         let itemViewController = from.currentItemViewController
         
-        if !itemViewController.content.canAnimateFromSourceView || (UIAccessibility.prefersCrossFadeTransitions && interactiveVelocity == nil) {
+        if itemViewController.content.presentationAnimation == .fade || (UIAccessibility.prefersCrossFadeTransitions && interactiveVelocity == nil) {
             animateCrossFadeTransition(using: transitionContext)
             return
         }
         
         let container = transitionContext.containerView
+
+        // Moving `to.view` to the container is necessary when the presenting VC (i.e., `to`)
+        // is in the window's root presentation.
+        // But it breaks when the gallery is presented from a sheet-presented VC--in which case
+        // `to.view` is already in the view hierarchy at this point; and adding it to the
+        // container causees it to be removed when the transition completes.
+        if to.view.superview == nil {
+            to.view.frame = container.bounds
+            container.addSubview(to.view)
+        }
+        
+        let sourceSnapshot: UIView? = if itemViewController.content.presentationAnimation == .fromSourceViewWithoutSnapshot {
+            nil
+        } else {
+            sourceView.snapshotView(afterScreenUpdates: false)
+        }
+        if let sourceSnapshot {
+            let snapshotContainer = sourceView.ancestorForInsertingSnapshot
+            snapshotContainer.addSubview(sourceSnapshot)
+            let sourceFrameInShapshotContainer = snapshotContainer.convert(sourceView.bounds, from: sourceView)
+            sourceSnapshot.frame = sourceFrameInShapshotContainer
+            sourceSnapshot.layer.opacity = 1
+            self.sourceView.layer.opacity = 0
+        }
+
         let sourceFrameInContainer = container.convert(sourceView.bounds, from: sourceView)
         let destFrameInContainer = container.convert(itemViewController.content.view.bounds, from: itemViewController.content.view)
         
@@ -48,38 +73,39 @@ class GalleryDismissAnimationController: NSObject, UIViewControllerAnimatedTrans
                 .translatedBy(x: destFrameInContainer.midX - sourceFrameInContainer.midX, y: destFrameInContainer.midY - sourceFrameInContainer.midY)
                 .scaledBy(x: scale, y: scale)
             sourceView.transform = sourceToDestTransform
+            sourceSnapshot?.transform = sourceToDestTransform
         } else {
             appliedSourceToDestTransform = false
         }
         
-        // Moving `to.view` to the container is necessary when the presenting VC (i.e., `to`)
-        // is in the window's root presentation.
-        // But it breaks when the gallery is presented from a sheet-presented VC--in which case
-        // `to.view` is already in the view hierarchy at this point; and adding it to the
-        // container causees it to be removed when the transition completes.
-        if to.view.superview == nil {
-            to.view.frame = container.bounds
-            container.addSubview(to.view)
-        }
-        
         from.view.frame = container.bounds
         container.addSubview(from.view)
-
+        
+        let contentContainer = UIView()
+        contentContainer.layer.masksToBounds = true
+        contentContainer.frame = destFrameInContainer
+        container.addSubview(contentContainer)
+        
         let content = itemViewController.takeContent()
         content.view.translatesAutoresizingMaskIntoConstraints = true
-        content.view.layer.masksToBounds = true
-        container.addSubview(content.view)
-        
-        content.view.frame = destFrameInContainer
+        content.view.transform = .identity
         content.view.layer.opacity = 1
-        
+        content.view.frame = contentContainer.bounds
+        contentContainer.addSubview(content.view)
+
         container.layoutIfNeeded()
         
+        // Hide overlaid controls immediately, to prevent the Live Text button's position
+        // getting caught up in the rest of the animation.
+        UIView.animate(withDuration: 0.1) {
+            content.setControlsVisible(false, animated: false, dueToUserInteraction: false)
+        }
+        
         let duration = self.transitionDuration(using: transitionContext)
         var initialVelocity: CGVector
         if let interactiveVelocity,
            let interactiveTranslation,
-           // very short/fast flicks don't transfer their velocity, since it makes size change animation look wacky due to the springs initial undershoot
+           // very short/fast flicks don't transfer their velocity, since it makes size change animation look wacky due to the spring's initial undershoot
            sqrt(pow(interactiveTranslation.x, 2) + pow(interactiveTranslation.y, 2)) > 100,
            sqrt(pow(interactiveVelocity.x, 2) + pow(interactiveVelocity.y, 2)) < 2000 {
             let xDistance = sourceFrameInContainer.midX - destFrameInContainer.midX
@@ -102,14 +128,34 @@ class GalleryDismissAnimationController: NSObject, UIViewControllerAnimatedTrans
             
             if appliedSourceToDestTransform {
                 self.sourceView.transform = origSourceTransform
+                sourceSnapshot?.transform = origSourceTransform
             }
-            content.view.frame = sourceFrameInContainer
-            content.view.layer.opacity = 0
+            
+            contentContainer.frame = sourceFrameInContainer
+            // Using sourceSizeWithDestAspectRatioCenteredInContentContainer does not seem to be necessary here.
+            // I guess autoresizing takes care of it?
             
             itemViewController.setControlsVisible(false, animated: false, dueToUserInteraction: false)
         }
         
+        // Delay fading out the content because if it's still big while it's semi-transparent,
+        // seeing the stuff behind it looks odd.
+        animator.addAnimations({
+            content.view.layer.opacity = 0
+        }, delayFactor: 0.35)
+        
+        if let sourceSnapshot {
+            animator.addAnimations({
+                self.sourceView.layer.opacity = 1
+                sourceSnapshot.layer.opacity = 0
+            }, delayFactor: 0.5)
+        }
+        
         animator.addCompletion { _ in
+            sourceSnapshot?.removeFromSuperview()
+            
+            // Having dismissed, we don't need to undo any of the changes to the content VC.
+            
             transitionContext.completeTransition(true)
         }
         
@@ -122,10 +168,17 @@ class GalleryDismissAnimationController: NSObject, UIViewControllerAnimatedTrans
             return
         }
         
+        let container = transitionContext.containerView
+
+        // See comment above.
+        if toVC.view.superview == nil {
+            toVC.view.frame = container.bounds
+            container.addSubview(toVC.view)
+        }
+        
         toVC.view.frame = transitionContext.containerView.bounds
         fromVC.view.frame = transitionContext.containerView.bounds
-        transitionContext.containerView.addSubview(toVC.view)
-        transitionContext.containerView.addSubview(fromVC.view)
+        container.addSubview(fromVC.view)
         
         let duration = transitionDuration(using: transitionContext)
         let animator = UIViewPropertyAnimator(duration: duration, curve: .easeInOut)

Packages/GalleryVC/Sources/GalleryVC/GalleryDismissInteraction.swift

@@ -20,6 +20,8 @@ class GalleryDismissInteraction: NSObject {
     private(set) var dismissVelocity: CGPoint?
     private(set) var dismissTranslation: CGPoint?
     
+    private var cancelAnimator: UIViewPropertyAnimator?
+    
     init(viewController: GalleryViewController) {
         self.viewController = viewController
         super.init()
@@ -38,6 +40,8 @@ class GalleryDismissInteraction: NSObject {
             content = viewController.currentItemViewController.takeContent()
             content!.view.translatesAutoresizingMaskIntoConstraints = true
             content!.view.frame = origContentFrameInGallery!
+            // Make sure the context remains behind the controls
+            content!.view.layer.zPosition = -1000
             viewController.view.addSubview(content!.view)
             
             origControlsVisible = viewController.currentItemViewController.controlsVisible
@@ -53,12 +57,42 @@ class GalleryDismissInteraction: NSObject {
             let translation = recognizer.translation(in: viewController.view)
             let velocity = recognizer.velocity(in: viewController.view)
             
-            dismissVelocity = velocity
-            dismissTranslation = translation
-            viewController.dismiss(animated: true)
+            let translationMagnitude = sqrt(translation.x.magnitudeSquared + translation.y.magnitudeSquared)
+            let velocityMagnitude = sqrt(velocity.x.magnitudeSquared + velocity.y.magnitudeSquared)
+            
+            if translationMagnitude < 150 && velocityMagnitude < 500 {
+                isActive = false
+                
+                cancelAnimator?.stopAnimation(true)
+                
+                let spring = UISpringTimingParameters(mass: 1, stiffness: 439, damping: 42, initialVelocity: .zero)
+                cancelAnimator = UIViewPropertyAnimator(duration: 0.2, timingParameters: spring)
+                cancelAnimator!.addAnimations {
+                    self.content!.view.frame = self.origContentFrameInGallery!
+                    self.viewController.currentItemViewController.setControlsVisible(self.origControlsVisible!, animated: false, dueToUserInteraction: false)
+                }
+                cancelAnimator!.addCompletion { _ in
+                    guard !self.isActive else {
+                        // bail in case the animation finishing raced with the user's interaction
+                        return
+                    }
+                    self.content!.view.layer.zPosition = 0
+                    self.content!.view.removeFromSuperview()
+                    self.viewController.currentItemViewController.addContent()
+                    self.content = nil
+                    self.origContentFrameInGallery = nil
+                    self.origControlsVisible = nil
+                }
+                cancelAnimator!.startAnimation()
 
-            // don't unset this until after dismiss is called, so that the dismiss animation controller can read it
-            isActive = false
+            } else {
+                dismissVelocity = velocity
+                dismissTranslation = translation
+                viewController.dismiss(animated: true)
+                
+                // don't unset this until after dismiss is called, so that the dismiss animation controller can read it
+                isActive = false
+            }
             
         default:
             break
@@ -72,12 +106,8 @@ extension GalleryDismissInteraction: UIGestureRecognizerDelegate {
         let itemVC = viewController.currentItemViewController
         if viewController.galleryDataSource.galleryContentTransitionSourceView(forItemAt: itemVC.itemIndex) == nil {
             return false
-        } else if itemVC.scrollView.zoomScale > itemVC.scrollView.minimumZoomScale {
-            return false
-        } else if !itemVC.scrollAndZoomEnabled {
-            return false
         } else {
-            return true
+            return itemVC.shouldBeginInteractiveDismiss()
         }
     }
 }

Packages/GalleryVC/Sources/GalleryVC/GalleryItemViewController.swift

@@ -11,6 +11,7 @@ import AVFoundation
 @MainActor
 protocol GalleryItemViewControllerDelegate: AnyObject {
     func isGalleryBeingPresented() -> Bool
+    func isGalleryBeingDismissed() -> Bool
     func addPresentationAnimationCompletion(_ block: @escaping () -> Void)
     func galleryItemClose(_ item: GalleryItemViewController)
     func galleryItemApplicationActivities(_ item: GalleryItemViewController) -> [UIActivity]?
@@ -44,6 +45,13 @@ class GalleryItemViewController: UIViewController {
     private(set) var scrollAndZoomEnabled = true
     
     private var scrollViewSizeForLastZoomScaleUpdate: CGSize?
+    private var skipScrollViewZoomUpdate = false
+    
+    var showShareButton: Bool = true {
+        didSet {
+            shareButton?.isHidden = !showShareButton
+        }
+    }
     
     override var prefersHomeIndicatorAutoHidden: Bool {
         return !controlsVisible
@@ -66,9 +74,18 @@ class GalleryItemViewController: UIViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
         
+        // Need to use the keyboard layout guide in some way in this VC,
+        // otherwise the keyboardLayoutGuide inside the bottom controls accessory view doesn't animate
+        _ = view.keyboardLayoutGuide
+        
         scrollView = UIScrollView()
         scrollView.translatesAutoresizingMaskIntoConstraints = false
         scrollView.delegate = self
+        // We calculate zoom/position ignoring the safe area, so content insets need to not incorporate it either.
+        // Otherwise, content that fills the screen (extending into the safe area) may still end up scrollable
+        // (this is readily observable with tall images on a landscape iPad).
+        // Even if the content is not being shown below the safe area, we still set this to make the calculations more consistent/straightforward.
+        scrollView.contentInsetAdjustmentBehavior = .never
         
         view.addSubview(scrollView)
         
@@ -105,6 +122,7 @@ class GalleryItemViewController: UIViewController {
             return UIPointerStyle(effect: .highlight(effect.preview), shape: .roundedRect(button.frame))
         }
         shareButton.preferredBehavioralStyle = .pad
+        shareButton.isHidden = !showShareButton
         shareButton.translatesAutoresizingMaskIntoConstraints = false
         updateShareButton()
         topControlsView.addSubview(shareButton)
@@ -137,12 +155,14 @@ class GalleryItemViewController: UIViewController {
             bottomControlsView.addArrangedSubview(controlsAccessory.view)
             controlsAccessory.didMove(toParent: self)
             
-            // Make sure the controls accessory is within the safe area.
-            let spacer = UIView()
-            bottomControlsView.addArrangedSubview(spacer)
-            let spacerTopConstraint = spacer.topAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor)
-            spacerTopConstraint.priority = .init(999)
-            spacerTopConstraint.isActive = true
+            if content.insetBottomControlsAccessoryViewControllerToSafeArea {
+                // Make sure the controls accessory is within the safe area.
+                let spacer = UIView()
+                bottomControlsView.addArrangedSubview(spacer)
+                let spacerTopConstraint = spacer.topAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor)
+                spacerTopConstraint.priority = .init(999)
+                spacerTopConstraint.isActive = true
+            }
         }
         
         captionTextView = UITextView()
@@ -206,12 +226,21 @@ class GalleryItemViewController: UIViewController {
         singleTap.require(toFail: doubleTap)
         view.addGestureRecognizer(singleTap)
         view.addGestureRecognizer(doubleTap)
+        
+        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillUpdate), name: UIResponder.keyboardWillShowNotification, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillUpdate), name: UIResponder.keyboardWillHideNotification, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillUpdate), name: UIResponder.keyboardWillChangeFrameNotification, object: nil)
+        
+    }
+    
+    @objc private func keyboardWillUpdate() {
+        updateScrollView(resetZoom: true)
     }
     
     override func viewSafeAreaInsetsDidChange() {
         super.viewSafeAreaInsetsDidChange()
         
-        updateZoomScale(resetZoom: false)
+        updateScrollView(resetZoom: false)
         // Ensure the transform is correct if the controls are hidden
         setControlsVisible(controlsVisible, animated: false, dueToUserInteraction: false)
         
@@ -225,7 +254,7 @@ class GalleryItemViewController: UIViewController {
         // This might also fix an issue on macOS (Designed for iPad) where the content isn't placed correctly. See #446
         if scrollViewSizeForLastZoomScaleUpdate != scrollView.bounds.size {
             scrollViewSizeForLastZoomScaleUpdate = scrollView.bounds.size
-            updateZoomScale(resetZoom: true)
+            updateScrollView(resetZoom: true)
         }
         centerContent()
         // Ensure the transform is correct if the controls are hidden and their size changed.
@@ -263,7 +292,7 @@ class GalleryItemViewController: UIViewController {
             contentViewLeadingConstraint!.isActive = true
             contentViewTopConstraint = content.view.topAnchor.constraint(equalTo: scrollView.topAnchor)
             contentViewTopConstraint!.isActive = true
-            updateZoomScale(resetZoom: true)
+            updateScrollView(resetZoom: true)
         } else {
             // If the content was previously added, deactivate the old constraints.
             contentViewLeadingConstraint?.isActive = false
@@ -302,6 +331,13 @@ class GalleryItemViewController: UIViewController {
             topControlsView.transform = CGAffineTransform(translationX: 0, y: visible ? 0 : -topControlsView.bounds.height)
             bottomControlsView.transform = CGAffineTransform(translationX: 0, y: visible ? 0 : bottomControlsView.bounds.height)
             content.setControlsVisible(visible, animated: animated, dueToUserInteraction: dueToUserInteraction)
+            
+            if !content.showBelowSafeArea {
+                skipScrollViewZoomUpdate = true
+                updateScrollView(resetZoom: abs(scrollView.zoomScale - scrollView.minimumZoomScale) < 0.01)
+                skipScrollViewZoomUpdate = false
+                scrollView.layoutIfNeeded()
+            }
         }
         if animated {
             let animator = UIViewPropertyAnimator(duration: 0.2, timingParameters: UISpringTimingParameters())
@@ -314,7 +350,7 @@ class GalleryItemViewController: UIViewController {
         setNeedsUpdateOfHomeIndicatorAutoHidden()
     }
     
-    func updateZoomScale(resetZoom: Bool) {
+    func updateScrollView(resetZoom: Bool) {
         scrollView.contentSize = content.contentSize
         
         guard scrollAndZoomEnabled else {
@@ -328,7 +364,7 @@ class GalleryItemViewController: UIViewController {
             return
         }
         
-        let heightScale = view.bounds.height / content.contentSize.height
+        let heightScale = availableHeightForContent() / content.contentSize.height
         let widthScale = view.bounds.width / content.contentSize.width
         let minScale = min(widthScale, heightScale)
         let maxScale = minScale >= 1 ? minScale + 2 : 2
@@ -341,6 +377,31 @@ class GalleryItemViewController: UIViewController {
             scrollView.zoomScale = max(minScale, min(maxScale, scrollView.zoomScale))
         }
         
+        let bottomInset: CGFloat
+        let bottomIndicatorInset: CGFloat
+        if !content.showBelowSafeArea,
+           controlsVisible,
+           let bottomControlsView {
+            bottomInset = bottomControlsView.bounds.height + view.safeAreaInsets.top
+            bottomIndicatorInset = bottomControlsView.safeAreaLayoutGuide.layoutFrame.height
+        } else {
+            bottomInset = 0
+            bottomIndicatorInset = 0
+        }
+        scrollView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: bottomInset, right: 0)
+        scrollView.verticalScrollIndicatorInsets = UIEdgeInsets(top: 0, left: 0, bottom: bottomIndicatorInset, right: 0)
+        
+        let contentBottomControlsInset: CGFloat
+        if content.showBelowSafeArea,
+           controlsVisible,
+           let bottomControlsView {
+            let contentFrameInSelf = content.view.convert(content.view.bounds, to: view)
+            contentBottomControlsInset = max(0, contentFrameInSelf.maxY - bottomControlsView.frame.minY - view.safeAreaInsets.bottom)
+        } else {
+            contentBottomControlsInset = 0
+        }
+        content.setInsetForBottomControls(contentBottomControlsInset)
+        
         centerContent()
     }
     
@@ -349,15 +410,29 @@ class GalleryItemViewController: UIViewController {
             return
         }
         
+        let additionalYOffset = content.showBelowSafeArea ? 0 : view.safeAreaInsets.top
         // Note: use frame for the content.view, because that's in the coordinate space of the scroll view
         // which means it's already been scaled by the zoom factor.
-        let yOffset = max(0, (view.bounds.height - content.view.frame.height) / 2)
-        contentViewTopConstraint!.constant = yOffset
+        let yOffset = max(0, (availableHeightForContent() - content.view.frame.height) / 2)
+        contentViewTopConstraint!.constant = yOffset + additionalYOffset
         
         let xOffset = max(0, (view.bounds.width - content.view.frame.width) / 2)
         contentViewLeadingConstraint!.constant = xOffset
     }
     
+    private func availableHeightForContent() -> CGFloat {
+        var availableHeight: CGFloat
+        if content.showBelowSafeArea {
+            availableHeight = view.bounds.height
+        } else {
+            availableHeight = view.safeAreaLayoutGuide.layoutFrame.height
+            if controlsVisible {
+                availableHeight -= bottomControlsView?.safeAreaLayoutGuide.layoutFrame.height ?? 0
+            }
+        }
+        return availableHeight
+    }
+    
     private func updateShareButton() {
         shareButton.isEnabled = !content.activityItemsForSharing.isEmpty
     }
@@ -372,13 +447,27 @@ class GalleryItemViewController: UIViewController {
     }
     
     private func updateTopControlsInsets() {
+        guard delegate?.isGalleryBeingDismissed() != true else {
+            return
+        }
         let notchedDeviceTopInsets: [CGFloat] = [
             44, // iPhone X, Xs, Xs Max, 11 Pro, 11 Pro Max
             48, // iPhone XR, 11
             47, // iPhone 12, 12 Pro, 12 Pro Max, 13, 13 Pro, 13 Pro Max, 14, 14 Plus
             50, // iPhone 12 mini, 13 mini
         ]
-        if notchedDeviceTopInsets.contains(view.safeAreaInsets.top) {
+        let topInset: CGFloat
+        switch view.window?.windowScene?.interfaceOrientation {
+        case .portraitUpsideDown:
+            topInset = view.safeAreaInsets.bottom
+        case .landscapeLeft:
+            topInset = view.safeAreaInsets.right
+        case .landscapeRight:
+            topInset = view.safeAreaInsets.left
+        default:
+            topInset = view.safeAreaInsets.top
+        }
+        if notchedDeviceTopInsets.contains(topInset) {
             // the notch width is not the same for the iPhones 13,
             // but what we actually want is the same offset from the edges
             // since the corner radius didn't change
@@ -387,7 +476,7 @@ class GalleryItemViewController: UIViewController {
             let offset = (earWidth - (shareButton.imageView?.bounds.width ?? 0)) / 2
             shareButtonLeadingConstraint.constant = offset
             closeButtonTrailingConstraint.constant = offset
-        } else if view.safeAreaInsets.top == 0 {
+        } else if topInset == 0 {
             // square corner devices
             shareButtonLeadingConstraint.constant = 8
             shareButtonTopConstraint.constant = 8
@@ -428,7 +517,9 @@ class GalleryItemViewController: UIViewController {
            scrollView.zoomScale > scrollView.minimumZoomScale {
             animateZoomOut()
         } else {
-            setControlsVisible(!controlsVisible, animated: true, dueToUserInteraction: true)
+            if content.shouldHideControls() {
+                setControlsVisible(!controlsVisible, animated: true, dueToUserInteraction: true)
+            }
         }
     }
     
@@ -472,6 +563,16 @@ class GalleryItemViewController: UIViewController {
         present(activityVC, animated: true)
     }
     
+    func shouldBeginInteractiveDismiss() -> Bool {
+        if scrollView.zoomScale > scrollView.minimumZoomScale {
+            false
+        } else if !scrollAndZoomEnabled {
+            false
+        } else {
+            content.galleryShouldBeginInteractiveDismiss()
+        }
+    }
+
 }
 
 extension GalleryItemViewController: GalleryContentViewControllerContainer {
@@ -514,14 +615,14 @@ extension GalleryItemViewController: GalleryContentViewControllerContainer {
     }
     
     func galleryContentChanged() {
-        updateZoomScale(resetZoom: true)
+        updateScrollView(resetZoom: true)
         updateShareButton()
         updateCaptionTextView()
     }
     
     func disableGalleryScrollAndZoom() {
         scrollAndZoomEnabled = false
-        updateZoomScale(resetZoom: true)
+        updateScrollView(resetZoom: true)
         scrollView.isScrollEnabled = false
         // Make sure the content is re-added with the correct constraints
         if content.parent == self {
@@ -544,10 +645,16 @@ extension GalleryItemViewController: UIScrollViewDelegate {
     }
     
     func scrollViewDidZoom(_ scrollView: UIScrollView) {
+        guard !skipScrollViewZoomUpdate else {
+            return
+        }
+
         if scrollView.zoomScale <= scrollView.minimumZoomScale {
             setControlsVisible(true, animated: true, dueToUserInteraction: true)
         } else {
-            setControlsVisible(false, animated: true, dueToUserInteraction: true)
+            if content.hideControlsOnZoom {
+                setControlsVisible(false, animated: true, dueToUserInteraction: true)
+            }
         }
         
         centerContent()

Packages/GalleryVC/Sources/GalleryVC/GalleryPresentationAnimationController.swift

@@ -25,18 +25,38 @@ class GalleryPresentationAnimationController: NSObject, UIViewControllerAnimated
         
         let itemViewController = to.currentItemViewController
 
-        if !itemViewController.content.canAnimateFromSourceView || UIAccessibility.prefersCrossFadeTransitions {
+        if itemViewController.content.presentationAnimation == .fade || UIAccessibility.prefersCrossFadeTransitions {
             animateCrossFadeTransition(using: transitionContext)
             return
         }
         
+        // Try to effectively "fade out" anything that's on top of the source view.
+        // The 0.1 duration makes this happen faster than the rest of the animation,
+        // and so less noticeable.
+        let sourceSnapshot: UIView? = if itemViewController.content.presentationAnimation == .fromSourceViewWithoutSnapshot {
+            nil
+        } else {
+            sourceView.snapshotView(afterScreenUpdates: false)
+        }
+        if let sourceSnapshot {
+            let snapshotContainer = sourceView.ancestorForInsertingSnapshot
+            snapshotContainer.addSubview(sourceSnapshot)
+            let sourceFrameInShapshotContainer = snapshotContainer.convert(sourceView.bounds, from: sourceView)
+            sourceSnapshot.frame = sourceFrameInShapshotContainer
+            sourceSnapshot.transform = sourceView.transform
+            sourceSnapshot.layer.opacity = 0
+            UIView.animate(withDuration: 0.1) {
+                sourceSnapshot.layer.opacity = 1
+            }
+        }
+        
         let container = transitionContext.containerView
         to.view.frame = container.bounds
         container.addSubview(to.view)
         
         container.layoutIfNeeded()
         // Make sure the zoom scale is updated before getting the content view frame, since it needs to take into account the correct transform.
-        itemViewController.updateZoomScale(resetZoom: true)
+        itemViewController.updateScrollView(resetZoom: true)
         
         let sourceFrameInContainer = container.convert(sourceView.bounds, from: sourceView)
         let destFrameInContainer = container.convert(itemViewController.content.view.bounds, from: itemViewController.content.view)
@@ -56,21 +76,70 @@ class GalleryPresentationAnimationController: NSObject, UIViewControllerAnimated
             sourceToDestTransform = nil
         }
         
+        // Grab these before taking the content out and changing the transform.
+        let origContentTransform = itemViewController.content.view.transform
+        let origContentFrame = itemViewController.content.view.frame
+        
+        // The content container provides the clipping for the content view,
+        // which, in case the source/dest aspect ratios don't match, makes
+        // it look like the content is expanding out from the source rect.
+        let contentContainer = UIView()
+        contentContainer.layer.masksToBounds = true
+        container.insertSubview(contentContainer, belowSubview: to.view)
         let content = itemViewController.takeContent()
         content.view.translatesAutoresizingMaskIntoConstraints = true
-        container.insertSubview(content.view, belowSubview: to.view)
+        content.view.transform = .identity
+        // The fade-in makes the aspect ratio handling look a little bit worse,
+        // but papers over the z-index change and potential corner radius change.
+        content.view.layer.opacity = 0
+        contentContainer.addSubview(content.view)
 
         // Use a separate dimming view from to.view, so that the gallery controls can be in front of the moving content.
         let dimmingView = UIView()
         dimmingView.backgroundColor = .black
         dimmingView.frame = container.bounds
         dimmingView.layer.opacity = 0
-        container.insertSubview(dimmingView, belowSubview: content.view)
+        container.insertSubview(dimmingView, belowSubview: contentContainer)
 
         to.view.backgroundColor = nil
         to.view.layer.opacity = 0
-        content.view.frame = sourceFrameInContainer
-        content.view.layer.opacity = 0
+        
+        contentContainer.frame = sourceFrameInContainer
+        
+        let sourceAspectRatio: CGFloat = if sourceFrameInContainer.height > 0 {
+            sourceFrameInContainer.width / sourceFrameInContainer.height
+        } else {
+            0
+        }
+        let destAspectRatio: CGFloat = if destFrameInContainer.height > 0 {
+            destFrameInContainer.width / destFrameInContainer.height
+        } else {
+            0
+        }
+        let sourceSizeWithDestAspectRatioCenteredInContentContainer: CGRect
+        if 0.001 < abs(sourceAspectRatio - destAspectRatio) {
+            // asepct ratios are effectively equal
+            sourceSizeWithDestAspectRatioCenteredInContentContainer = CGRect(origin: .zero, size: sourceFrameInContainer.size)
+        } else if sourceAspectRatio < destAspectRatio {
+            // source aspect ratio is narrow/taller than dest
+            let width = sourceFrameInContainer.height * destAspectRatio
+            sourceSizeWithDestAspectRatioCenteredInContentContainer = CGRect(
+                x: -(width - sourceFrameInContainer.width) / 2,
+                y: 0,
+                width: width,
+                height: sourceFrameInContainer.height
+            )
+        } else {
+            // source aspect ratio is wider/shorter than dest
+            let height = sourceFrameInContainer.width / destAspectRatio
+            sourceSizeWithDestAspectRatioCenteredInContentContainer = CGRect(
+                x: 0,
+                y: -(height - sourceFrameInContainer.height) / 2,
+                width: sourceFrameInContainer.width,
+                height: height
+            )
+        }
+        content.view.frame = sourceSizeWithDestAspectRatioCenteredInContentContainer
         
         container.layoutIfNeeded()
         
@@ -78,8 +147,14 @@ class GalleryPresentationAnimationController: NSObject, UIViewControllerAnimated
         itemViewController.setControlsVisible(false, animated: false, dueToUserInteraction: false)
 
         let duration = self.transitionDuration(using: transitionContext)
-        // rougly equivalent to duration: 0.35, bounce: 0.3
-        let spring = UISpringTimingParameters(mass: 1, stiffness: 322, damping: 25, initialVelocity: .zero)
+        // less bounce on bigger screens
+        let spring = if UIDevice.current.userInterfaceIdiom == .pad {
+            // roughly equivalent to duration: 0.35, bounce: 0.2
+            UISpringTimingParameters(mass: 1, stiffness: 322, damping: 28, initialVelocity: .zero)
+        } else {
+            // roughly equivalent to duration: 0.35, bounce: 0.3
+            UISpringTimingParameters(mass: 1, stiffness: 322, damping: 25, initialVelocity: .zero)
+        }
         let animator = UIViewPropertyAnimator(duration: duration, timingParameters: spring)
         
         animator.addAnimations {
@@ -87,25 +162,35 @@ class GalleryPresentationAnimationController: NSObject, UIViewControllerAnimated
             
             to.view.layer.opacity = 1
             
-            content.view.frame = destFrameInContainer
+            contentContainer.frame = destFrameInContainer
+            content.view.frame = contentContainer.bounds
             content.view.layer.opacity = 1
-            
+
             itemViewController.setControlsVisible(true, animated: false, dueToUserInteraction: false)
 
             if let sourceToDestTransform {
+                sourceSnapshot?.transform = sourceToDestTransform
                 self.sourceView.transform = sourceToDestTransform
             }
         }
         
         animator.addCompletion { _ in
+            sourceSnapshot?.removeFromSuperview()
+            self.sourceView.layer.opacity = 1
+            if sourceToDestTransform != nil {
+                self.sourceView.transform = origSourceTransform
+            }
+
+            contentContainer.removeFromSuperview()
             dimmingView.removeFromSuperview()
             
             to.view.backgroundColor = .black
             
-            if sourceToDestTransform != nil {
-                self.sourceView.transform = origSourceTransform
-            }
-            
+            // Reset the properties we changed before re-adding the content to the scroll view.
+            // (I would expect UIScrollView to effectively do this itself, but w/e.)
+            content.view.transform = origContentTransform
+            content.view.frame = origContentFrame
+
             itemViewController.addContent()
             
             transitionContext.completeTransition(true)

Packages/GalleryVC/Sources/GalleryVC/GalleryViewController.swift

@@ -26,6 +26,14 @@ public class GalleryViewController: UIPageViewController {
     private var dismissInteraction: GalleryDismissInteraction!
     private var presentationAnimationCompletionHandlers: [() -> Void] = []
     
+    public var showShareButton: Bool = true {
+        didSet {
+            if viewControllers?.isEmpty == false {
+                currentItemViewController.showShareButton = showShareButton
+            }
+        }
+    }
+    
     override public var prefersStatusBarHidden: Bool {
         true
     }
@@ -89,7 +97,9 @@ public class GalleryViewController: UIPageViewController {
     
     private func makeItemVC(index: Int) -> GalleryItemViewController {
         let content = galleryDataSource.galleryContentViewController(forItemAt: index)
-        return GalleryItemViewController(delegate: self, itemIndex: index, content: content)
+        let itemVC = GalleryItemViewController(delegate: self, itemIndex: index, content: content)
+        itemVC.showShareButton = showShareButton
+        return itemVC
     }
     
     func presentationAnimationCompleted() {
@@ -139,6 +149,10 @@ extension GalleryViewController: GalleryItemViewControllerDelegate {
         isBeingPresented
     }
     
+    func isGalleryBeingDismissed() -> Bool {
+        isBeingDismissed
+    }
+    
     func addPresentationAnimationCompletion(_ block: @escaping () -> Void) {
         presentationAnimationCompletionHandlers.append(block)
     }

Packages/GalleryVC/Sources/GalleryVC/UIView+Utilities.swift

@@ -0,0 +1,27 @@
+//
+//  UIView+Utilities.swift
+//  GalleryVC
+//
+//  Created by Shadowfacts on 11/24/24.
+//
+
+import UIKit
+
+extension UIView {
+    
+    var ancestorForInsertingSnapshot: UIView {
+        var view = self
+        while let superview = view.superview {
+            if superview.layer.masksToBounds {
+                return superview
+            } else if let scrollView = superview as? UIScrollView,
+                      scrollView.isScrollEnabled {
+                return self
+            } else {
+                view = superview
+            }
+        }
+        return view
+    }
+    
+}

Packages/InstanceFeatures/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "InstanceFeatures",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

Packages/MatchedGeometryPresentation/.gitignore

@@ -1,9 +0,0 @@
-.DS_Store
-/.build
-/Packages
-/*.xcodeproj
-xcuserdata/
-DerivedData/
-.swiftpm/config/registries.json
-.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
-.netrc

Packages/MatchedGeometryPresentation/Package.swift

@@ -1,29 +0,0 @@
-// swift-tools-version: 6.0
-// The swift-tools-version declares the minimum version of Swift required to build this package.
-
-import PackageDescription
-
-let package = Package(
-    name: "MatchedGeometryPresentation",
-    platforms: [
-        .iOS(.v16),
-    ],
-    products: [
-        // Products define the executables and libraries a package produces, making them visible to other packages.
-        .library(
-            name: "MatchedGeometryPresentation",
-            targets: ["MatchedGeometryPresentation"]),
-    ],
-    targets: [
-        // Targets are the basic building blocks of a package, defining a module or a test suite.
-        // Targets can depend on other targets in this package and products from dependencies.
-        .target(
-            name: "MatchedGeometryPresentation",
-            swiftSettings: [
-                .swiftLanguageMode(.v5)
-            ]),
-        // .testTarget(
-        //     name: "MatchedGeometryPresentationTests",
-        //     dependencies: ["MatchedGeometryPresentation"]),
-    ]
-)

Packages/MatchedGeometryPresentation/Sources/MatchedGeometryPresentation/MatchedGeometryModifiers.swift

@@ -1,125 +0,0 @@
-//
-//  MatchedGeometryModifiers.swift
-//  MatchGeom
-//
-//  Created by Shadowfacts on 4/24/23.
-//
-
-import SwiftUI
-
-extension View {
-    public func matchedGeometryPresentation<ID: Hashable, Presented: View>(id: Binding<ID?>, backgroundColor: UIColor, @ViewBuilder presenting: () -> Presented) -> some View {
-        self.modifier(MatchedGeometryPresentationModifier(id: id, backgroundColor: backgroundColor, presented: presenting()))
-    }
-    
-    public func matchedGeometrySource<ID: Hashable, ID2: Hashable>(id: ID, presentationID: ID2) -> some View {
-        self.modifier(MatchedGeometrySourceModifier(id: AnyHashable(id), presentationID: AnyHashable(presentationID), matched: { AnyView(self) }))
-    }
-    
-    public func matchedGeometryDestination<ID: Hashable>(id: ID) -> some View {
-        self.modifier(MatchedGeometryDestinationModifier(id: AnyHashable(id), matched: self))
-    }
-}
-
-private struct MatchedGeometryPresentationModifier<ID: Hashable, Presented: View>: ViewModifier {
-    @Binding var id: ID?
-    let backgroundColor: UIColor
-    let presented: Presented
-    @StateObject private var state = MatchedGeometryState()
-    
-    private var isPresented: Binding<Bool> {
-        Binding {
-            id != nil
-        } set: {
-            if $0 {
-                fatalError()
-            } else {
-                id = nil
-            }
-        }
-    }
-    
-    func body(content: Content) -> some View {
-        content
-            .environmentObject(state)
-            .backgroundPreferenceValue(MatchedGeometrySourcesKey.self, { sources in
-                Color.clear
-                    .presentViewController(makeVC(allSources: sources), isPresented: isPresented)
-            })
-    }
-    
-    private func makeVC(allSources: [SourceKey: (AnyView, CGRect)]) -> () -> UIViewController {
-        return {
-            // force unwrap is safe, this closure is only called when being presented so we must have an id
-            let id = AnyHashable(id!)
-            return MatchedGeometryViewController(
-                presentationID: id,
-                content: presented,
-                state: state,
-                backgroundColor: backgroundColor
-            )
-        }
-    }
-}
-
-private struct MatchedGeometrySourceModifier: ViewModifier {
-    let id: AnyHashable
-    let presentationID: AnyHashable
-    let matched: () -> AnyView
-    @EnvironmentObject private var state: MatchedGeometryState
-    
-    func body(content: Content) -> some View {
-        content
-            .background(GeometryReader { proxy in
-                Color.clear
-                    .preference(key: MatchedGeometryDestinationFrameKey.self, value: proxy.frame(in: .global))
-                    .onPreferenceChange(MatchedGeometryDestinationFrameKey.self) { newValue in
-                        if let newValue {
-                            state.sources[SourceKey(presentationID: presentationID, matchedID: id)] = (matched, newValue)
-                        }
-                    }
-            })
-            .opacity(state.animating && state.presentationID == presentationID ? 0 : 1)
-    }
-}
-
-private struct MatchedGeometryDestinationModifier<Matched: View>: ViewModifier {
-    let id: AnyHashable
-    let matched: Matched
-    @EnvironmentObject private var state: MatchedGeometryState
-    
-    func body(content: Content) -> some View {
-        content
-            .background(GeometryReader { proxy in
-                Color.clear
-                    .preference(key: MatchedGeometryDestinationFrameKey.self, value: proxy.frame(in: .global))
-                    .onPreferenceChange(MatchedGeometryDestinationFrameKey.self) { newValue in
-                        if let newValue,
-                           // ignore intermediate layouts that may happen while the dismiss animation is happening
-                           state.mode != .dismissing {
-                            state.destinations[id] = (AnyView(matched), newValue)
-                        }
-                    }
-            })
-            .opacity(state.animating ? 0 : 1)
-    }
-}
-
-private struct MatchedGeometryDestinationFrameKey: PreferenceKey {
-    static let defaultValue: CGRect? = nil
-    static func reduce(value: inout CGRect?, nextValue: () -> CGRect?) {
-        value = nextValue()
-    }
-}
-
-private struct MatchedGeometrySourcesKey: PreferenceKey {
-    static let defaultValue: [SourceKey: (AnyView, CGRect)] = [:]
-    static func reduce(value: inout Value, nextValue: () -> Value) {
-        value.merge(nextValue(), uniquingKeysWith: { _, new in new })
-    }
-}
-
-struct SourceKey: Hashable {
-    let presentationID: AnyHashable
-    let matchedID: AnyHashable
-}

Packages/MatchedGeometryPresentation/Sources/MatchedGeometryPresentation/MatchedGeometryViewController.swift

@@ -1,239 +0,0 @@
-//
-//  MatchedGeometryViewController.swift
-//  MatchGeom
-//
-//  Created by Shadowfacts on 4/24/23.
-//
-
-import SwiftUI
-import Combine
-
-private let mass: CGFloat = 1
-private let presentStiffness: CGFloat = 300
-private let presentDamping: CGFloat = 20
-private let dismissStiffness: CGFloat = 200
-private let dismissDamping: CGFloat = 20
-
-public class MatchedGeometryState: ObservableObject {
-    @Published var presentationID: AnyHashable?
-    @Published var animating: Bool = false
-    @Published public var mode: Mode = .presenting
-    @Published var sources: [SourceKey: (() -> AnyView, CGRect)] = [:]
-    @Published var currentFrames: [AnyHashable: CGRect] = [:]
-    @Published var destinations: [AnyHashable: (AnyView, CGRect)] = [:]
-    
-    public enum Mode: Equatable {
-        case presenting
-        case idle
-        case dismissing
-    }
-}
-
-class MatchedGeometryViewController<Content: View>: UIViewController, UIViewControllerTransitioningDelegate {
-    
-    let presentationID: AnyHashable
-    let content: Content
-    let state: MatchedGeometryState
-    let backgroundColor: UIColor
-    var contentHost: UIHostingController<ContentContainerView>!
-    var matchedHost: UIHostingController<MatchedContainerView>!
-    
-    init(presentationID: AnyHashable, content: Content, state: MatchedGeometryState, backgroundColor: UIColor) {
-        self.presentationID = presentationID
-        self.content = content
-        self.state = state
-        self.backgroundColor = backgroundColor
-        
-        super.init(nibName: nil, bundle: nil)
-        
-        modalPresentationStyle = .custom
-        transitioningDelegate = self
-    }
-    
-    required init?(coder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
-    }
-    
-    override func viewDidLoad() {
-        super.viewDidLoad()
-        
-        contentHost = UIHostingController(rootView: ContentContainerView(content: content, state: state))
-        contentHost.view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
-        contentHost.view.frame = view.bounds
-        contentHost.view.backgroundColor = backgroundColor
-        addChild(contentHost)
-        view.addSubview(contentHost.view)
-        contentHost.didMove(toParent: self)
-    }
-    
-    override func viewWillAppear(_ animated: Bool) {
-        super.viewWillAppear(animated)
-        
-        state.presentationID = presentationID
-    }
-    
-    var currentPresentationSources: [AnyHashable: (() -> AnyView, CGRect)] {
-        Dictionary(uniqueKeysWithValues: state.sources.filter { $0.key.presentationID == presentationID }.map { ($0.key.matchedID, $0.value) })
-    }
-    
-    func addMatchedHostingController() {
-        let sources = currentPresentationSources.map { (id: $0.key, view: $0.value.0) }
-        matchedHost = UIHostingController(rootView: MatchedContainerView(sources: sources, state: state))
-        matchedHost.view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
-        matchedHost.view.frame = view.bounds
-        matchedHost.view.backgroundColor = .clear
-        matchedHost.view.layer.zPosition = 100
-        addChild(matchedHost)
-        view.addSubview(matchedHost.view)
-        matchedHost.didMove(toParent: self)
-    }
-    
-    struct ContentContainerView: View {
-        let content: Content
-        let state: MatchedGeometryState
-        
-        var body: some View {
-            content
-                .environmentObject(state)
-        }
-    }
-    
-    struct MatchedContainerView: View {
-        let sources: [(id: AnyHashable, view: () -> AnyView)]
-        @ObservedObject var state: MatchedGeometryState
-        
-        var body: some View {
-            ZStack {
-                ForEach(sources, id: \.id) { (id, view) in
-                    matchedView(id: id, source: view)
-                }
-            }
-        }
-        
-        @ViewBuilder
-        func matchedView(id: AnyHashable, source: () -> AnyView) -> some View {
-            if let frame = state.currentFrames[id],
-               let dest = state.destinations[id]?.0 {
-                ZStack {
-                    source()
-                    dest
-                        .opacity(state.mode == .presenting ? (state.animating ? 1 : 0) : (state.animating ? 0 : 1))
-                }
-                .frame(width: frame.width, height: frame.height)
-                .position(x: frame.midX, y: frame.midY)
-                .ignoresSafeArea()
-                .animation(.interpolatingSpring(mass: Double(mass), stiffness: Double(state.mode == .presenting ? presentStiffness : dismissStiffness), damping: Double(state.mode == .presenting ? presentDamping : dismissDamping), initialVelocity: 0), value: frame)
-            }
-        }
-    }
-    
-    // MARK: UIViewControllerTransitioningDelegate
-    func animationController(forPresented presented: UIViewController, presenting: UIViewController, source: UIViewController) -> UIViewControllerAnimatedTransitioning? {
-        return MatchedGeometryPresentationAnimationController<Content>()
-    }
-    
-    func animationController(forDismissed dismissed: UIViewController) -> UIViewControllerAnimatedTransitioning? {
-        return MatchedGeometryDismissAnimationController<Content>()
-    }
-    
-    func presentationController(forPresented presented: UIViewController, presenting: UIViewController?, source: UIViewController) -> UIPresentationController? {
-        return MatchedGeometryPresentationController(presentedViewController: presented, presenting: presenting)
-    }
-    
-}
-
-class MatchedGeometryPresentationAnimationController<Content: View>: NSObject, UIViewControllerAnimatedTransitioning {
-    func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
-        return 0.8
-    }
-
-    func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
-        let matchedGeomVC = transitionContext.viewController(forKey: .to) as! MatchedGeometryViewController<Content>
-        let container = transitionContext.containerView
-        
-        // add the VC to the container, which kicks off layout out the content hosting controller
-        matchedGeomVC.view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
-        matchedGeomVC.view.frame = container.bounds
-        container.addSubview(matchedGeomVC.view)
-        
-        // layout out the content hosting controller and having enough destinations may take a while
-        // so listen for when it's ready, rather than trying to guess at the timing
-        let cancellable = matchedGeomVC.state.$destinations
-            .filter { destinations in matchedGeomVC.currentPresentationSources.allSatisfy { source in destinations.keys.contains(source.key) } }
-            .first()
-            .sink { destinations in
-                matchedGeomVC.addMatchedHostingController()
-                
-                // setup the initial state for the animation
-                matchedGeomVC.matchedHost.view.isHidden = true
-                matchedGeomVC.state.mode = .presenting
-                matchedGeomVC.state.currentFrames = matchedGeomVC.currentPresentationSources.mapValues(\.1)
-                
-                // wait one runloop iteration for the matched hosting controller to be setup
-                DispatchQueue.main.async {
-                    matchedGeomVC.matchedHost.view.isHidden = false
-                    matchedGeomVC.state.animating = true
-                    // get the now-current destinations, in case they've changed since the sunk value was published
-                    matchedGeomVC.state.currentFrames = matchedGeomVC.state.destinations.mapValues(\.1)
-                }
-            }
-        
-        matchedGeomVC.contentHost.view.layer.opacity = 0
-        let spring = UISpringTimingParameters(mass: mass, stiffness: presentStiffness, damping: presentDamping, initialVelocity: .zero)
-        let animator = UIViewPropertyAnimator(duration: self.transitionDuration(using: transitionContext), timingParameters: spring)
-        animator.addAnimations {
-            matchedGeomVC.contentHost.view.layer.opacity = 1
-        }
-        animator.addCompletion { _ in
-            transitionContext.completeTransition(true)
-            matchedGeomVC.state.animating = false
-            matchedGeomVC.state.mode = .idle
-            
-            matchedGeomVC.matchedHost?.view.removeFromSuperview()
-            matchedGeomVC.matchedHost?.removeFromParent()
-            cancellable.cancel()
-        }
-        animator.startAnimation()
-    }
-}
-
-class MatchedGeometryDismissAnimationController<Content: View>: NSObject, UIViewControllerAnimatedTransitioning {
-    func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
-        return 0.8
-    }
-    
-    func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
-        let matchedGeomVC = transitionContext.viewController(forKey: .from) as! MatchedGeometryViewController<Content>
-        
-        // recreate the matched host b/c using the current destinations doesn't seem to update the existing one
-        matchedGeomVC.addMatchedHostingController()
-        matchedGeomVC.matchedHost.view.isHidden = true
-        matchedGeomVC.state.mode = .dismissing
-        matchedGeomVC.state.currentFrames = matchedGeomVC.state.destinations.mapValues(\.1)
-        
-        DispatchQueue.main.async {
-            matchedGeomVC.matchedHost.view.isHidden = false
-            matchedGeomVC.state.animating = true
-            matchedGeomVC.state.currentFrames = matchedGeomVC.currentPresentationSources.mapValues(\.1)
-        }
-        
-        let spring = UISpringTimingParameters(mass: mass, stiffness: dismissStiffness, damping: dismissDamping, initialVelocity: .zero)
-        let animator = UIViewPropertyAnimator(duration: transitionDuration(using: transitionContext), timingParameters: spring)
-        animator.addAnimations {
-            matchedGeomVC.contentHost.view.layer.opacity = 0
-        }
-        animator.addCompletion { _ in
-            transitionContext.completeTransition(true)
-            matchedGeomVC.state.animating = false
-            matchedGeomVC.state.mode = .idle
-        }
-        animator.startAnimation()
-    }
-}
-
-class MatchedGeometryPresentationController: UIPresentationController {
-    override func dismissalTransitionWillBegin() {
-        super.dismissalTransitionWillBegin()
-        delegate?.presentationControllerWillDismiss?(self)
-    }
-}

Packages/MatchedGeometryPresentation/Sources/MatchedGeometryPresentation/View+PresentViewController.swift

@@ -1,62 +0,0 @@
-//
-//  View+PresentViewController.swift
-//  MatchGeom
-//
-//  Created by Shadowfacts on 4/24/23.
-//
-
-import SwiftUI
-
-extension View {
-    func presentViewController(_ makeVC: @escaping () -> UIViewController, isPresented: Binding<Bool>) -> some View {
-        self
-            .background(
-                ViewControllerPresenter(makeVC: makeVC, isPresented: isPresented)
-            )
-    }
-}
-
-private struct ViewControllerPresenter: UIViewControllerRepresentable {
-    let makeVC: () -> UIViewController
-    @Binding var isPresented: Bool
-    
-    func makeUIViewController(context: Context) -> UIViewController {
-        return UIViewController()
-    }
-    
-    func updateUIViewController(_ uiViewController: UIViewController, context: Context) {
-        if isPresented {
-            if uiViewController.presentedViewController == nil {
-                let presented = makeVC()
-                presented.presentationController!.delegate = context.coordinator
-                uiViewController.present(presented, animated: true)
-                context.coordinator.didPresent = true
-            }
-        } else {
-            if context.coordinator.didPresent,
-               let presentedViewController = uiViewController.presentedViewController,
-               !presentedViewController.isBeingDismissed {
-                uiViewController.dismiss(animated: true)
-                context.coordinator.didPresent = false
-            }
-        }
-    }
-    
-    func makeCoordinator() -> Coordinator {
-        return Coordinator(isPresented: $isPresented)
-    }
-    
-    class Coordinator: NSObject, UIAdaptivePresentationControllerDelegate {
-        @Binding var isPresented: Bool
-        var didPresent = false
-        
-        init(isPresented: Binding<Bool>) {
-            self._isPresented = isPresented
-        }
-        
-        func presentationControllerWillDismiss(_ presentationController: UIPresentationController) {
-            isPresented = false
-            didPresent = false
-        }
-    }
-}

Packages/Pachyderm/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "Pachyderm",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

Packages/Pachyderm/Sources/Pachyderm/Client.swift

@@ -25,27 +25,30 @@ public struct Client: Sendable {
     
     public var timeoutInterval: TimeInterval = 60
     
-    static let decoder: JSONDecoder = {
-        let decoder = JSONDecoder()
-        
+    private static let dateFormatter: DateFormatter = {
         let formatter = DateFormatter()
         formatter.dateFormat = "yyyy-MM-dd'T'HH:mm:ss.SZ"
         formatter.timeZone = TimeZone(abbreviation: "UTC")
         formatter.locale = Locale(identifier: "en_US_POSIX")
-        let iso8601 = ISO8601DateFormatter()
+        return formatter
+    }()
+    private static let iso8601Formatter = ISO8601DateFormatter()
+    private static func decodeDate(string: String) -> Date? {
+        // for the next time mastodon accidentally changes date formats >.>
+        return dateFormatter.date(from: string) ?? iso8601Formatter.date(from: string)
+    }
+    
+    static let decoder: JSONDecoder = {
+        let decoder = JSONDecoder()
         decoder.dateDecodingStrategy = .custom({ (decoder) in
             let container = try decoder.singleValueContainer()
             let str = try container.decode(String.self)
-            // for the next time mastodon accidentally changes date formats >.>
-            if let date = formatter.date(from: str) {
-                return date
-            } else if let date = iso8601.date(from: str) {
+            if let date = Self.decodeDate(string: str) {
                 return date
             } else {
                 throw DecodingError.typeMismatch(Date.self, .init(codingPath: container.codingPath, debugDescription: "unexpected date format: \(str)"))
             }
         })
-        
         return decoder
     }()
     
@@ -105,18 +108,28 @@ public struct Client: Sendable {
         return task
     }
     
+    private func error(from response: HTTPURLResponse) -> ErrorType {
+        if response.statusCode == 429,
+           let date = response.value(forHTTPHeaderField: "X-RateLimit-Reset").flatMap(Self.decodeDate) {
+            return .rateLimited(date)
+        } else {
+            return .unexpectedStatus(response.statusCode)
+        }
+    }
+    
     @discardableResult
-    public func run<Result: Sendable>(_ request: Request<Result>) async throws -> (Result, Pagination?) {
-        return try await withCheckedThrowingContinuation { continuation in
+    public func run<Result: Sendable>(_ request: Request<Result>) async throws(Error) -> (Result, Pagination?) {
+        let response = await withCheckedContinuation { continuation in
             run(request) { response in
-                switch response {
-                case .failure(let error):
-                    continuation.resume(throwing: error)
-                case .success(let result, let pagination):
-                    continuation.resume(returning: (result, pagination))
-                }
+                continuation.resume(returning: response)
             }
         }
+        switch response {
+        case .failure(let error):
+            throw error
+        case .success(let result, let pagination):
+            return (result, pagination)
+        }
     }
     
     func createURLRequest<Result>(request: Request<Result>) -> URLRequest? {
@@ -575,6 +588,8 @@ extension Client {
                 return "Invalid Model"
             case .mastodonError(let code, let error):
                 return "Server Error (\(code)): \(error)"
+            case .rateLimited(let reset):
+                return "Rate Limited Until \(reset.formatted(date: .omitted, time: .standard))"
             }
         }
     }
@@ -585,6 +600,7 @@ extension Client {
         case invalidResponse
         case invalidModel(Swift.Error)
         case mastodonError(Int, String)
+        case rateLimited(Date)
     }
     
     enum NodeInfoError: LocalizedError {

Packages/Pachyderm/Sources/Pachyderm/Model/Card.swift

@@ -25,6 +25,7 @@ public struct Card: Codable, Sendable {
     public let blurhash: String?
     /// Only present when returned from the trending links endpoint
     public let history: [History]?
+    public let authors: [Author]
     
     public init(
         url: WebURL,
@@ -40,7 +41,8 @@ public struct Card: Codable, Sendable {
         width: Int? = nil,
         height: Int? = nil,
         blurhash: String? = nil,
-        history: [History]? = nil
+        history: [History]? = nil,
+        authors: [Author] = []
     ) {
         self.url = url
         self.title = title
@@ -56,6 +58,7 @@ public struct Card: Codable, Sendable {
         self.height = height
         self.blurhash = blurhash
         self.history = history
+        self.authors = authors
     }
 
     public init(from decoder: Decoder) throws {
@@ -75,6 +78,7 @@ public struct Card: Codable, Sendable {
         self.height = try? container.decodeIfPresent(Int.self, forKey: .height)
         self.blurhash = try? container.decodeIfPresent(String.self, forKey: .blurhash)
         self.history = try? container.decodeIfPresent([History].self, forKey: .history)
+        self.authors = try container.decodeIfPresent([Author].self, forKey: .authors) ?? []
     }
     
     public func encode(to encoder: Encoder) throws {
@@ -103,6 +107,7 @@ public struct Card: Codable, Sendable {
         case height
         case blurhash
         case history
+        case authors
     }
 }
 
@@ -114,3 +119,29 @@ extension Card {
         case rich
     }
 }
+
+extension Card {
+    public struct Author: Decodable, Sendable {
+        public let name: String
+        public let url: WebURL?
+        public let account: Account?
+        
+        enum CodingKeys: CodingKey {
+            case name
+            case url
+            case account
+        }
+        
+        public init(from decoder: any Decoder) throws {
+            let container: KeyedDecodingContainer<CodingKeys> = try decoder.container(keyedBy: CodingKeys.self)
+            self.name = try container.decode(String.self, forKey: .name)
+            let s = try container.decode(String.self, forKey: .url)
+            if s.isEmpty {
+                self.url = nil
+            } else {
+                self.url = WebURL(s)
+            }
+            self.account = try container.decodeIfPresent(Account.self, forKey: .account)
+        }
+    }
+}

Packages/Pachyderm/Sources/Pachyderm/Model/Emoji.swift

@@ -22,7 +22,12 @@ public struct Emoji: Codable, Sendable {
         let container = try decoder.container(keyedBy: CodingKeys.self)
         
         self.shortcode = try container.decode(String.self, forKey: .shortcode)
-        self.url = try container.decode(WebURL.self, forKey: .url)
+        do {
+            self.url = try container.decode(WebURL.self, forKey: .url)
+        } catch {
+            let s = try? container.decode(String.self, forKey: .url)
+            throw DecodingError.dataCorrupted(.init(codingPath: container.codingPath + [CodingKeys.url], debugDescription: "Could not decode URL '\(s ?? "<failed to decode string>")'", underlyingError: error))
+        }
         self.staticURL = try container.decode(WebURL.self, forKey: .staticURL)
         self.visibleInPicker = try container.decode(Bool.self, forKey: .visibleInPicker)
         self.category = try container.decodeIfPresent(String.self, forKey: .category)

Packages/Pachyderm/Sources/Pachyderm/Model/NodeInfo.swift

@@ -11,9 +11,15 @@ import Foundation
 public struct NodeInfo: Decodable, Sendable, Equatable {
     public let version: String
     public let software: Software
+    public let metadata: Metadata
     
     public struct Software: Decodable, Sendable, Equatable {
         public let name: String
         public let version: String
     }
+    
+    public struct Metadata: Decodable, Sendable, Equatable {
+        public let nodeName: String
+        public let nodeDescription: String
+    }
 }

Packages/Pachyderm/Tests/PachydermTests/NotificationGroupTests.swift

@@ -197,72 +197,72 @@ class NotificationGroupTests: XCTestCase {
 
     func testGroupSimple() {
         let groups = NotificationGroup.createGroups(notifications: [likeA1, likeA2], only: [.favourite])
-        XCTAssertEqual(groups, [NotificationGroup(notifications: [likeA1, likeA2])!])
+        XCTAssertEqual(groups, [NotificationGroup(notifications: [likeA1, likeA2], kind: .favourite)!])
     }
     
     func testGroupWithOtherGroupableInBetween() {
         let groups = NotificationGroup.createGroups(notifications: [likeA1, likeB, likeA2], only: [.favourite])
         XCTAssertEqual(groups, [
-            NotificationGroup(notifications: [likeA1, likeA2])!,
-            NotificationGroup(notifications: [likeB])!,
+            NotificationGroup(notifications: [likeA1, likeA2], kind: .favourite)!,
+            NotificationGroup(notifications: [likeB], kind: .favourite)!,
         ])
     }
     
     func testDontGroupWithUngroupableInBetween() {
         let groups = NotificationGroup.createGroups(notifications: [likeA1, mentionB, likeA2], only: [.favourite])
         XCTAssertEqual(groups, [
-            NotificationGroup(notifications: [likeA1])!,
-            NotificationGroup(notifications: [mentionB])!,
-            NotificationGroup(notifications: [likeA2])!,
+            NotificationGroup(notifications: [likeA1], kind: .favourite)!,
+            NotificationGroup(notifications: [mentionB], kind: .mention)!,
+            NotificationGroup(notifications: [likeA2], kind: .favourite)!,
         ])
     }
 
     func testMergeSimpleGroups() {
-        let group1 = NotificationGroup(notifications: [likeA1])!
-        let group2 = NotificationGroup(notifications: [likeA2])!
+        let group1 = NotificationGroup(notifications: [likeA1], kind: .favourite)!
+        let group2 = NotificationGroup(notifications: [likeA2], kind: .favourite)!
         let merged = NotificationGroup.mergeGroups(first: [group1], second: [group2], only: [.favourite])
         XCTAssertEqual(merged, [
-            NotificationGroup(notifications: [likeA1, likeA2])!
+            NotificationGroup(notifications: [likeA1, likeA2], kind: .favourite)!
         ])
     }
     
     func testMergeGroupsWithOtherGroupableInBetween() {
-        let group1 = NotificationGroup(notifications: [likeA1])!
-        let group2 = NotificationGroup(notifications: [likeB])!
-        let group3 = NotificationGroup(notifications: [likeA2])!
+        let group1 = NotificationGroup(notifications: [likeA1], kind: .favourite)!
+        let group2 = NotificationGroup(notifications: [likeB], kind: .favourite)!
+        let group3 = NotificationGroup(notifications: [likeA2], kind: .favourite)!
         let merged = NotificationGroup.mergeGroups(first: [group1, group2], second: [group3], only: [.favourite])
         XCTAssertEqual(merged, [
-            NotificationGroup(notifications: [likeA1, likeA2])!,
-            NotificationGroup(notifications: [likeB])!,
+            NotificationGroup(notifications: [likeA1, likeA2], kind: .favourite)!,
+            NotificationGroup(notifications: [likeB], kind: .favourite)!,
         ])
         
         let merged2 = NotificationGroup.mergeGroups(first: [group1], second: [group2, group3], only: [.favourite])
         XCTAssertEqual(merged2, [
-            NotificationGroup(notifications: [likeA1, likeA2])!,
-            NotificationGroup(notifications: [likeB])!,
+            NotificationGroup(notifications: [likeA1, likeA2], kind: .favourite)!,
+            NotificationGroup(notifications: [likeB], kind: .favourite)!,
         ])
         
-        let group4 = NotificationGroup(notifications: [likeB2])!
-        let group5 = NotificationGroup(notifications: [mentionB])!
+        let group4 = NotificationGroup(notifications: [likeB2], kind: .favourite)!
+        let group5 = NotificationGroup(notifications: [mentionB], kind: .mention)!
         let merged3 = NotificationGroup.mergeGroups(first: [group1, group5, group2], second: [group4, group3], only: [.favourite])
         print(merged3.count)
         XCTAssertEqual(merged3, [
             group1,
             group5,
-            NotificationGroup(notifications: [likeB, likeB2]),
+            NotificationGroup(notifications: [likeB, likeB2], kind: .favourite),
             group3
         ])
     }
     
     func testDontMergeWithUngroupableInBetween() {
-        let group1 = NotificationGroup(notifications: [likeA1])!
-        let group2 = NotificationGroup(notifications: [mentionB])!
-        let group3 = NotificationGroup(notifications: [likeA2])!
+        let group1 = NotificationGroup(notifications: [likeA1], kind: .favourite)!
+        let group2 = NotificationGroup(notifications: [mentionB], kind: .mention)!
+        let group3 = NotificationGroup(notifications: [likeA2], kind: .favourite)!
         let merged = NotificationGroup.mergeGroups(first: [group1, group2], second: [group3], only: [.favourite])
         XCTAssertEqual(merged, [
-            NotificationGroup(notifications: [likeA1])!,
-            NotificationGroup(notifications: [mentionB])!,
-            NotificationGroup(notifications: [likeA2])!,
+            NotificationGroup(notifications: [likeA1], kind: .favourite)!,
+            NotificationGroup(notifications: [mentionB], kind: .mention)!,
+            NotificationGroup(notifications: [likeA2], kind: .favourite)!,
         ])
     }
 

Packages/PushNotifications/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "PushNotifications",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, making them visible to other packages.

Packages/TTTKit/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "TTTKit",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

Packages/TuskerComponents/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "TuskerComponents",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

Packages/TuskerComponents/Sources/TuskerComponents/AsyncPicker.swift

@@ -9,14 +9,21 @@ import SwiftUI
 
 public struct AsyncPicker<V: Hashable, Content: View>: View {
     let titleKey: LocalizedStringKey
+    #if !os(visionOS)
+    @available(iOS, obsoleted: 16.0, message: "Switch to LabeledContent")
+    let labelHidden: Bool
+    #endif
     let alignment: Alignment
     @Binding var value: V
     let onChange: (V) async -> Bool
     let content: Content
     @State private var isLoading = false
     
-    public init(_ titleKey: LocalizedStringKey, alignment: Alignment = .center, value: Binding<V>, onChange: @escaping (V) async -> Bool, @ViewBuilder content: () -> Content) {
+    public init(_ titleKey: LocalizedStringKey, labelHidden: Bool = false, alignment: Alignment = .center, value: Binding<V>, onChange: @escaping (V) async -> Bool, @ViewBuilder content: () -> Content) {
         self.titleKey = titleKey
+        #if !os(visionOS)
+        self.labelHidden = labelHidden
+        #endif
         self.alignment = alignment
         self._value = value
         self.onChange = onChange
@@ -24,9 +31,25 @@ public struct AsyncPicker<V: Hashable, Content: View>: View {
     }
     
     public var body: some View {
+        #if os(visionOS)
         LabeledContent(titleKey) {
             picker
         }
+        #else
+        if #available(iOS 16.0, *) {
+            LabeledContent(titleKey) {
+                picker
+            }
+        } else if labelHidden {
+            picker
+        } else {
+            HStack {
+                Text(titleKey)
+                Spacer()
+                picker
+            }
+        }
+        #endif
     }
     
     private var picker: some View {

Packages/TuskerComponents/Sources/TuskerComponents/AsyncToggle.swift

@@ -10,19 +10,42 @@ import SwiftUI
 
 public struct AsyncToggle: View {
     let titleKey: LocalizedStringKey
+    #if !os(visionOS)
+    @available(iOS, obsoleted: 16.0, message: "Switch to LabeledContent")
+    let labelHidden: Bool
+    #endif
     @Binding var mode: Mode
     let onChange: (Bool) async -> Bool
     
-    public init(_ titleKey: LocalizedStringKey, mode: Binding<Mode>, onChange: @escaping (Bool) async -> Bool) {
+    public init(_ titleKey: LocalizedStringKey, labelHidden: Bool = false, mode: Binding<Mode>, onChange: @escaping (Bool) async -> Bool) {
         self.titleKey = titleKey
+        #if !os(visionOS)
+        self.labelHidden = labelHidden
+        #endif
         self._mode = mode
         self.onChange = onChange
     }
     
     public var body: some View {
+        #if os(visionOS)
         LabeledContent(titleKey) {
             toggleOrSpinner
         }
+        #else
+        if #available(iOS 16.0, *) {
+            LabeledContent(titleKey) {
+                toggleOrSpinner
+            }
+        } else if labelHidden {
+            toggleOrSpinner
+        } else {
+            HStack {
+                Text(titleKey)
+                Spacer()
+                toggleOrSpinner
+            }
+        }
+        #endif
     }
     
     @ViewBuilder

Packages/TuskerComponents/Sources/TuskerComponents/MenuPicker.swift

@@ -47,7 +47,9 @@ public struct MenuPicker<Value: Hashable>: UIViewRepresentable {
     
     private func makeConfiguration() -> UIButton.Configuration {
         var config = UIButton.Configuration.borderless()
-        config.indicator = .popup
+        if #available(iOS 16.0, *) {
+            config.indicator = .popup
+        }
         if buttonStyle.hasIcon {
             config.image = selectedOption.image
         }
@@ -57,6 +59,7 @@ public struct MenuPicker<Value: Hashable>: UIViewRepresentable {
         #if targetEnvironment(macCatalyst)
         config.macIdiomStyle = .bordered
         #endif
+        config.contentInsets = .zero
         return config
     }
     

Packages/TuskerPreferences/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "TuskerPreferences",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, making them visible to other packages.

Packages/TuskerPreferences/Sources/TuskerPreferences/Keys/AdvancedKeys.swift

@@ -8,8 +8,8 @@
 import Foundation
 import Pachyderm
 
-struct StatusContentTypeKey: MigratablePreferenceKey {
-    static var defaultValue: StatusContentType { .plain }
+public struct StatusContentTypeKey: MigratablePreferenceKey {
+    public static var defaultValue: StatusContentType { .plain }
 }
 
 struct FeatureFlagsKey: MigratablePreferenceKey, CustomCodablePreferenceKey {

Packages/TuskerPreferences/Sources/TuskerPreferences/Keys/AppearanceKeys.swift

@@ -16,8 +16,8 @@ public struct AccentColorKey: MigratablePreferenceKey {
     public static var defaultValue: AccentColor { .default }
 }
 
-struct AvatarStyleKey: MigratablePreferenceKey {
-    static var defaultValue: AvatarStyle { .roundRect }
+public struct AvatarStyleKey: MigratablePreferenceKey {
+    public static var defaultValue: AvatarStyle { .roundRect }
 }
 
 struct LeadingSwipeActionsKey: MigratablePreferenceKey {

Packages/TuskerPreferences/Sources/TuskerPreferences/Supporting Types/FeatureFlag.swift

@@ -9,6 +9,6 @@ import Foundation
 
 public enum FeatureFlag: String, Codable {
     case iPadBrowserNavigation = "ipad-browser-navigation"
-    case composeRewrite = "compose-rewrite"
+    case composeTextAttributes = "compose-text-attributes"
     case pushNotifCustomEmoji = "push-notif-custom-emoji"
 }

Packages/UserAccounts/Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "UserAccounts",
     platforms: [
-        .iOS(.v16),
+        .iOS(.v15),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

ShareExtension/ShareHostingController.swift

@@ -12,6 +12,7 @@ import TuskerComponents
 import WebURLFoundationExtras
 import Combine
 import TuskerPreferences
+import Pachyderm
 
 class ShareHostingController: UIHostingController<ShareHostingController.View> {
     private static func fetchAvatar(_ url: URL) async -> UIImage? {
@@ -27,48 +28,21 @@ class ShareHostingController: UIHostingController<ShareHostingController.View> {
         return await image.byPreparingThumbnail(ofSize: CGSize(width: size, height: size)) ?? image
     }
     
-    private let controller: ComposeController
-    
-    private var mastodonContextPublisher: CurrentValueSubject<ShareMastodonContext, Never>
-    private var cancellables = Set<AnyCancellable>()
+    @ObservableObjectBox private var config = ComposeUIConfig()
+    private let accountSwitchingState: AccountSwitchingState
+    private let state: ComposeViewState
     
     init(draft: Draft, mastodonContext: ShareMastodonContext) {
-        let mastodonContextPublisher = CurrentValueSubject<ShareMastodonContext, Never>(mastodonContext)
-        self.mastodonContextPublisher = mastodonContextPublisher
-        controller = ComposeController(
-            draft: draft,
-            config: ComposeUIConfig(),
-            mastodonController: mastodonContext,
-            fetchAvatar: Self.fetchAvatar,
-            fetchAttachment: { _ in fatalError("edits aren't allowed in share sheet, can't fetch existing attachment") },
-            fetchStatus: { _ in fatalError("replies aren't allowed in share sheet") },
-            displayNameLabel: { account, style, _ in AnyView(Text(account.displayName).font(.system(style))) },
-            currentAccountContainerView: { AnyView(SwitchAccountContainerView(content: $0, mastodonContextPublisher: mastodonContextPublisher)) },
-            replyContentView: { _, _  in fatalError("replies aren't allowed in share sheet") },
-            emojiImageView: {
-                AnyView(AsyncImage(url: URL($0.url)!) {
-                    $0
-                        .resizable()
-                        .aspectRatio(contentMode: .fit)
-                } placeholder: {
-                    Image(systemName: "smiley.fill")
-                })
-            }
+        self.accountSwitchingState = AccountSwitchingState(mastodonContext: mastodonContext)
+        self.state = ComposeViewState(draft: draft)
+        let rootView = View(
+            accountSwitchingState: self.accountSwitchingState,
+            state: state,
+            config: _config
         )
-        super.init(rootView: View(controller: controller))
+        super.init(rootView: rootView)
         
         updateConfig()
-        
-        mastodonContextPublisher
-            .sink { [unowned self] in
-                self.controller.mastodonController = $0
-                self.controller.draft.accountID = $0.accountInfo!.id
-            }
-            .store(in: &cancellables)
-        mastodonContextPublisher
-            .flatMap { $0.$ownAccount }
-            .sink { [unowned self] in self.controller.currentAccount = $0 }
-            .store(in: &cancellables)
     }
     
     required init?(coder aDecoder: NSCoder) {
@@ -84,19 +58,15 @@ class ShareHostingController: UIHostingController<ShareHostingController.View> {
         config.groupedBackgroundColor = Color(uiColor: .appGroupedBackground)
         config.groupedCellBackgroundColor = Color(uiColor: .appGroupedCellBackground)
         config.fillColor = Color(uiColor: .appFill)
-        switch Preferences.shared.avatarStyle {
-        case .roundRect:
-            config.avatarStyle = .roundRect
-        case .circle:
-            config.avatarStyle = .circle
-        }
-        config.useTwitterKeyboard = Preferences.shared.useTwitterKeyboard
-        config.contentType = Preferences.shared.statusContentType
-        config.requireAttachmentDescriptions = Preferences.shared.requireAttachmentDescriptions
         
         config.dismiss = { [unowned self] in self.dismiss(mode: $0) }
+        config.fetchAvatar = Self.fetchAvatar
+        config.displayNameLabel = { account, style, _ in
+            // TODO: move AccountDisplayNameView to TuskerComponents and use that here as well
+            AnyView(Text(account.displayName).font(.system(style)))
+        }
         
-        controller.config = config
+        self.config = config
     }
     
     private func dismiss(mode: DismissMode) {
@@ -104,16 +74,41 @@ class ShareHostingController: UIHostingController<ShareHostingController.View> {
         switch mode {
         case .cancel:
             extensionContext.cancelRequest(withError: Error.cancelled)
-        case .post:
+        case .post(_), .edit(_):
             extensionContext.completeRequest(returningItems: nil)
         }
     }
     
     struct View: SwiftUI.View {
-        let controller: ComposeController
+        @ObservedObject var accountSwitchingState: AccountSwitchingState
+        let state: ComposeViewState
+        @ObservedObject @ObservableObjectBox private var config: ComposeUIConfig
+        @State private var currentAccount: Account?
+        
+        fileprivate init(
+            accountSwitchingState: AccountSwitchingState,
+            state: ComposeViewState,
+            config: ObservableObjectBox<ComposeUIConfig>
+        ) {
+            self.accountSwitchingState = accountSwitchingState
+            self.state = state
+            self._config = ObservedObject(wrappedValue: config)
+            self._currentAccount = State(wrappedValue: accountSwitchingState.currentAccount)
+        }
         
         var body: some SwiftUI.View {
-            ControllerView(controller: { controller })
+            ComposeView(
+                state: state,
+                mastodonController: accountSwitchingState.mastodonContext,
+                currentAccount: currentAccount,
+                config: config
+            )
+            .onReceive(accountSwitchingState.$mastodonContext) {
+                state.draft.accountID = $0.accountInfo!.id
+            }
+            .onReceive(accountSwitchingState.currentAccountPublisher) {
+                currentAccount = $0
+            }
         }
     }
     
@@ -122,6 +117,16 @@ class ShareHostingController: UIHostingController<ShareHostingController.View> {
     }
 }
 
+// TODO: put this somewhere instead of just copying it from ComposeHostingController
+@MainActor
+@propertyWrapper
+private final class ObservableObjectBox<T>: ObservableObject {
+    @Published var wrappedValue: T
+    init(wrappedValue: T) {
+        self.wrappedValue = wrappedValue
+    }
+}
+
 // todo: shouldn't just copy this from the main Colors.swift
 extension UIColor {
     static let appBackground = UIColor { traitCollection in

ShareExtension/ShareMastodonContext.swift

@@ -45,17 +45,8 @@ final class ShareMastodonContext: ComposeMastodonContext, ObservableObject, Send
     
     // MARK: ComposeMastodonContext
     
-    func run<Result: Decodable & Sendable>(_ request: Request<Result>) async throws -> (Result, Pagination?) {
-        return try await withCheckedThrowingContinuation({ continuation in
-            client.run(request) { response in
-                switch response {
-                case .success(let result, let pagination):
-                    continuation.resume(returning: (result, pagination))
-                case .failure(let error):
-                    continuation.resume(throwing: error)
-                }
-            }
-        })
+    func run<Result: Decodable & Sendable>(_ request: Request<Result>) async throws(Client.Error) -> (Result, Pagination?) {
+        return try await client.run(request)
     }
     
     @MainActor
@@ -81,9 +72,6 @@ final class ShareMastodonContext: ComposeMastodonContext, ObservableObject, Send
         return []
     }
     
-    func storeCreatedStatus(_ status: Status) {
-    }
-    
     func fetchStatus(id: String) -> (any StatusProtocol)? {
         return nil
     }

ShareExtension/SwitchAccountContainerView.swift

@@ -13,9 +13,28 @@ import Pachyderm
 import Combine
 import ComposeUI
 
+@MainActor
+class AccountSwitchingState: ObservableObject {
+    @Published var mastodonContext: ShareMastodonContext
+    
+    var currentAccount: Account? {
+        mastodonContext.ownAccount
+    }
+    
+    var currentAccountPublisher: some Publisher<Account, Never> {
+        $mastodonContext
+            .flatMap { $0.$ownAccount }
+            .compactMap { $0 }
+    }
+    
+    init(mastodonContext: ShareMastodonContext) {
+        self.mastodonContext = mastodonContext
+    }
+}
+
 struct SwitchAccountContainerView: View {
     let content: AnyView
-    let mastodonContextPublisher: CurrentValueSubject<ShareMastodonContext, Never>
+    @ObservedObject var state: AccountSwitchingState
     
     var accounts: [UserAccountInfo] {
         UserAccountsManager.shared.accounts
@@ -50,7 +69,7 @@ struct SwitchAccountContainerView: View {
     }
     
     private func selectAccount(_ account: UserAccountInfo) {
-        mastodonContextPublisher.send(ShareMastodonContext(accountInfo: account))
+        state.mastodonContext = ShareMastodonContext(accountInfo: account)
     }
 }
 

Tusker.xcodeproj/project.pbxproj

@@ -141,6 +141,7 @@
 		D64B96812BC3279D002C8990 /* PrefsAccountView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64B96802BC3279D002C8990 /* PrefsAccountView.swift */; };
 		D64B96842BC3893C002C8990 /* PushSubscriptionView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64B96832BC3893C002C8990 /* PushSubscriptionView.swift */; };
 		D64D0AB12128D9AE005A6F37 /* OnboardingViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64D0AB02128D9AE005A6F37 /* OnboardingViewController.swift */; };
+		D64D8CA92463B494006B0BAA /* MultiThreadDictionary.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64D8CA82463B494006B0BAA /* MultiThreadDictionary.swift */; };
 		D651C5B42915B00400236EF6 /* ProfileFieldsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D651C5B32915B00400236EF6 /* ProfileFieldsView.swift */; };
 		D6531DEE246B81C9000F9538 /* GifvPlayerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6531DED246B81C9000F9538 /* GifvPlayerView.swift */; };
 		D6538945214D6D7500E3CEFC /* TableViewSwipeActionProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6538944214D6D7500E3CEFC /* TableViewSwipeActionProvider.swift */; };
@@ -203,20 +204,16 @@
 		D691771729A710520054D7EF /* ProfileNoContentCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691771629A710520054D7EF /* ProfileNoContentCollectionViewCell.swift */; };
 		D691771929A7B8820054D7EF /* ProfileHeaderMovedOverlayView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691771829A7B8820054D7EF /* ProfileHeaderMovedOverlayView.swift */; };
 		D691772E29AA5D420054D7EF /* UserActivityHandlingContext.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691772D29AA5D420054D7EF /* UserActivityHandlingContext.swift */; };
-		D69261232BB3AEFB0023152C /* VideoOverlayViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D69261222BB3AEFB0023152C /* VideoOverlayViewController.swift */; };
 		D69261272BB3BA610023152C /* Box.swift in Sources */ = {isa = PBXBuildFile; fileRef = D69261262BB3BA610023152C /* Box.swift */; };
 		D6934F2C2BA7AD32002B1C8D /* GalleryVC in Frameworks */ = {isa = PBXBuildFile; productRef = D6934F2B2BA7AD32002B1C8D /* GalleryVC */; };
 		D6934F2E2BA7AEF9002B1C8D /* StatusAttachmentsGalleryDataSource.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F2D2BA7AEF9002B1C8D /* StatusAttachmentsGalleryDataSource.swift */; };
-		D6934F302BA7AF91002B1C8D /* ImageGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F2F2BA7AF91002B1C8D /* ImageGalleryContentViewController.swift */; };
-		D6934F322BA7E43E002B1C8D /* LoadingGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F312BA7E43E002B1C8D /* LoadingGalleryContentViewController.swift */; };
+		D6934F302BA7AF91002B1C8D /* GrayscalableImageGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F2F2BA7AF91002B1C8D /* GrayscalableImageGalleryContentViewController.swift */; };
 		D6934F342BA8D65A002B1C8D /* ImageGalleryDataSource.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F332BA8D65A002B1C8D /* ImageGalleryDataSource.swift */; };
 		D6934F362BA8E020002B1C8D /* GifvGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F352BA8E020002B1C8D /* GifvGalleryContentViewController.swift */; };
 		D6934F382BA8E2B7002B1C8D /* GifvController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F372BA8E2B7002B1C8D /* GifvController.swift */; };
-		D6934F3A2BA8F3D7002B1C8D /* FallbackGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F392BA8F3D7002B1C8D /* FallbackGalleryContentViewController.swift */; };
-		D6934F3C2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F3B2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift */; };
+		D6934F3C2BAA0F80002B1C8D /* GrayscalableVideoGalleryContentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F3B2BAA0F80002B1C8D /* GrayscalableVideoGalleryContentViewController.swift */; };
 		D6934F3E2BAA19D5002B1C8D /* ImageActivityItemSource.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F3D2BAA19D5002B1C8D /* ImageActivityItemSource.swift */; };
 		D6934F402BAA19EC002B1C8D /* VideoActivityItemSource.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F3F2BAA19EC002B1C8D /* VideoActivityItemSource.swift */; };
-		D6934F422BAC7D6E002B1C8D /* VideoControlsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6934F412BAC7D6E002B1C8D /* VideoControlsViewController.swift */; };
 		D693A72825CF282E003A14E2 /* TrendingHashtagsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D693A72725CF282E003A14E2 /* TrendingHashtagsViewController.swift */; };
 		D693DE5723FE1A6A0061E07D /* EnhancedNavigationViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D693DE5623FE1A6A0061E07D /* EnhancedNavigationViewController.swift */; };
 		D693DE5923FE24310061E07D /* InteractivePushTransition.swift in Sources */ = {isa = PBXBuildFile; fileRef = D693DE5823FE24300061E07D /* InteractivePushTransition.swift */; };
@@ -302,6 +299,7 @@
 		D6C4532D2BCB86AC00E26A0E /* AppearancePrefsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6C4532C2BCB86AC00E26A0E /* AppearancePrefsView.swift */; };
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+		D6C5F0642D6AEC0A0019F85B /* MastodonController+Resolve.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6C5F0632D6AEC050019F85B /* MastodonController+Resolve.swift */; };
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-		D6D9498F298EB79400C59229 /* CopyableLabel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6D9498E298EB79400C59229 /* CopyableLabel.swift */; };
+		D6D9498F298EB79400C59229 /* CopyableLable.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6D9498E298EB79400C59229 /* CopyableLable.swift */; };
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@@ -368,6 +366,7 @@
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+		D6F3BE142D6E133E00F5E92D /* StatusCardMO.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F3BE132D6E133C00F5E92D /* StatusCardMO.swift */; };
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@@ -571,6 +570,7 @@
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 		D64D0AB02128D9AE005A6F37 /* OnboardingViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = OnboardingViewController.swift; sourceTree = "<group>"; };
+		D64D8CA82463B494006B0BAA /* MultiThreadDictionary.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MultiThreadDictionary.swift; sourceTree = "<group>"; };
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@@ -637,19 +637,15 @@
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-		D69261222BB3AEFB0023152C /* VideoOverlayViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoOverlayViewController.swift; sourceTree = "<group>"; };
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+		D6934F2F2BA7AF91002B1C8D /* GrayscalableImageGalleryContentViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GrayscalableImageGalleryContentViewController.swift; sourceTree = "<group>"; };
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-		D6934F3B2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoGalleryContentViewController.swift; sourceTree = "<group>"; };
+		D6934F3B2BAA0F80002B1C8D /* GrayscalableVideoGalleryContentViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GrayscalableVideoGalleryContentViewController.swift; sourceTree = "<group>"; };
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-		D6934F412BAC7D6E002B1C8D /* VideoControlsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoControlsViewController.swift; sourceTree = "<group>"; };
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@@ -691,7 +687,6 @@
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@@ -735,6 +730,7 @@
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 		D6C4532E2BCB873400E26A0E /* MockStatusView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MockStatusView.swift; sourceTree = "<group>"; };
+		D6C5F0632D6AEC050019F85B /* MastodonController+Resolve.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MastodonController+Resolve.swift"; sourceTree = "<group>"; };
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 		D6C693FD2162FEEA007D6A6D /* UIViewController+Children.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIViewController+Children.swift"; sourceTree = "<group>"; };
@@ -776,7 +772,7 @@
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 		D6D9498C298CBB4000C59229 /* TrendingStatusCollectionViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TrendingStatusCollectionViewCell.swift; sourceTree = "<group>"; };
-		D6D9498E298EB79400C59229 /* CopyableLabel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CopyableLabel.swift; sourceTree = "<group>"; };
+		D6D9498E298EB79400C59229 /* CopyableLable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CopyableLable.swift; sourceTree = "<group>"; };
 		D6DD8FFC298495A8002AD3FD /* LogoutService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LogoutService.swift; sourceTree = "<group>"; };
 		D6DD8FFE2984D327002AD3FD /* BookmarksViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = BookmarksViewController.swift; sourceTree = "<group>"; };
 		D6DD996A2998611A0015C962 /* SuggestedProfilesViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SuggestedProfilesViewController.swift; sourceTree = "<group>"; };
@@ -811,6 +807,7 @@
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 		D6F2E964249E8BFD005846BB /* IssueReporterViewController.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = IssueReporterViewController.xib; sourceTree = "<group>"; };
+		D6F3BE132D6E133C00F5E92D /* StatusCardMO.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StatusCardMO.swift; sourceTree = "<group>"; };
 		D6F4D79329ECB0AF00351B87 /* UIBackgroundConfiguration+AppColors.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIBackgroundConfiguration+AppColors.swift"; sourceTree = "<group>"; };
 		D6F6A54F291F058600F496A8 /* CreateListService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CreateListService.swift; sourceTree = "<group>"; };
 		D6F6A551291F098700F496A8 /* RenameListService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RenameListService.swift; sourceTree = "<group>"; };
@@ -899,13 +896,9 @@
 			children = (
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 				D6934F332BA8D65A002B1C8D /* ImageGalleryDataSource.swift */,
-				D6934F312BA7E43E002B1C8D /* LoadingGalleryContentViewController.swift */,
-				D6934F2F2BA7AF91002B1C8D /* ImageGalleryContentViewController.swift */,
+				D6934F2F2BA7AF91002B1C8D /* GrayscalableImageGalleryContentViewController.swift */,
 				D6934F352BA8E020002B1C8D /* GifvGalleryContentViewController.swift */,
-				D6934F3B2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift */,
-				D69261222BB3AEFB0023152C /* VideoOverlayViewController.swift */,
-				D6934F412BAC7D6E002B1C8D /* VideoControlsViewController.swift */,
-				D6934F392BA8F3D7002B1C8D /* FallbackGalleryContentViewController.swift */,
+				D6934F3B2BAA0F80002B1C8D /* GrayscalableVideoGalleryContentViewController.swift */,
 			);
 			path = Gallery;
 			sourceTree = "<group>";
@@ -1041,6 +1034,7 @@
 			children = (
 				D6370B9A24421FF30092A7FF /* Tusker.xcdatamodeld */,
 				D60E2F232442372B005F8713 /* StatusMO.swift */,
+				D6F3BE132D6E133C00F5E92D /* StatusCardMO.swift */,
 				D60E2F252442372B005F8713 /* AccountMO.swift */,
 				D6DF95C02533F5DE0027A9B6 /* RelationshipMO.swift */,
 				D6B9366E2828452F00237D0E /* SavedHashtag.swift */,
@@ -1251,7 +1245,6 @@
 				D6BD395C29B789D5005FFD2B /* TuskerComponents */,
 				D6BD395729B6441F005FFD2B /* ComposeUI */,
 				D6CA6ED029EF6060003EC5DF /* TuskerPreferences */,
-				D6A9E04F29F8917500BEDC7E /* MatchedGeometryPresentation */,
 				D642E83D2BA7AD0F004BFD6A /* GalleryVC */,
 				D65A26242BC39A02005EB5D8 /* PushNotifications */,
 			);
@@ -1488,7 +1481,7 @@
 				D6ADB6EF28ED1F25009924AB /* CachedImageView.swift */,
 				D6895DC328D65342006341DA /* ConfirmReblogStatusPreviewView.swift */,
 				D620483523D38075008A63EF /* ContentTextView.swift */,
-				D6D9498E298EB79400C59229 /* CopyableLabel.swift */,
+				D6D9498E298EB79400C59229 /* CopyableLable.swift */,
 				D6E426B225337C7000C02E1C /* CustomEmojiImageView.swift */,
 				D6969E9F240C8384002843CE /* EmojiLabel.swift */,
 				D61F75B8293C15A000C0B37F /* ZeroHeightCollectionViewCell.swift */,
@@ -1625,6 +1618,7 @@
 				D6DEBA8C2B6579830008629A /* MainThreadBox.swift */,
 				D6B81F432560390300F6E31D /* MenuController.swift */,
 				D6CF5B842AC7C56F00F15D83 /* MultiColumnCollectionViewLayout.swift */,
+				D64D8CA82463B494006B0BAA /* MultiThreadDictionary.swift */,
 				D6945C2E23AC47C3005C403C /* SavedDataManager.swift */,
 				D61F759E29385AD800C0B37F /* SemiCaseSensitiveComparator.swift */,
 				D6895DE828D962C2006341DA /* TimelineLikeController.swift */,
@@ -1752,6 +1746,7 @@
 			children = (
 				D6F953EF21251A2900CF0F2B /* MastodonController.swift */,
 				D630C3C92BC59FF500208903 /* MastodonController+Push.swift */,
+				D6C5F0632D6AEC050019F85B /* MastodonController+Resolve.swift */,
 				D61ABEFD28F1C92600B29151 /* FavoriteService.swift */,
 				D621733228F1D5ED004C7DB1 /* ReblogService.swift */,
 				D6F6A54F291F058600F496A8 /* CreateListService.swift */,
@@ -2122,7 +2117,6 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				D6934F422BAC7D6E002B1C8D /* VideoControlsViewController.swift in Sources */,
 				0427033A22B31269000D31B6 /* AdvancedPrefsView.swift in Sources */,
 				D6C3F4F5298ED0890009FCFF /* LocalPredicateStatusesViewController.swift in Sources */,
 				D691771729A710520054D7EF /* ProfileNoContentCollectionViewCell.swift in Sources */,
@@ -2169,11 +2163,11 @@
 				D6A4DCCC2553667800D9DE31 /* FastAccountSwitcherViewController.swift in Sources */,
 				D627944F23A9C99800D38C68 /* EditListAccountsViewController.swift in Sources */,
 				D6945C3423AC6431005C403C /* AddSavedHashtagViewController.swift in Sources */,
-				D69261232BB3AEFB0023152C /* VideoOverlayViewController.swift in Sources */,
-				D6934F3C2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift in Sources */,
+				D6934F3C2BAA0F80002B1C8D /* GrayscalableVideoGalleryContentViewController.swift in Sources */,
 				D6F6A552291F098700F496A8 /* RenameListService.swift in Sources */,
 				D62D2426217ABF63005076CC /* UserActivityType.swift in Sources */,
 				D698F46B2BD079F00054DB14 /* AnnouncementListRow.swift in Sources */,
+				D6C5F0642D6AEC0A0019F85B /* MastodonController+Resolve.swift in Sources */,
 				D6AC956723C4347E008C9946 /* MainSceneDelegate.swift in Sources */,
 				D6311C5025B3765B00B27539 /* ImageDataCache.swift in Sources */,
 				D6934F362BA8E020002B1C8D /* GifvGalleryContentViewController.swift in Sources */,
@@ -2190,7 +2184,6 @@
 				D6D94955298963A900C59229 /* Colors.swift in Sources */,
 				D6945C3823AC739F005C403C /* InstanceTimelineViewController.swift in Sources */,
 				D625E4822588262A0074BB2B /* DraggableTableViewCell.swift in Sources */,
-				D6934F322BA7E43E002B1C8D /* LoadingGalleryContentViewController.swift in Sources */,
 				D68E525B24A3D77E0054355A /* TuskerRootViewController.swift in Sources */,
 				D62D2422217AA7E1005076CC /* UserActivityManager.swift in Sources */,
 				D64A50482C739DEA009D7193 /* BaseMainTabBarViewController.swift in Sources */,
@@ -2218,7 +2211,6 @@
 				D630C3CC2BC5FD4600208903 /* GetAuthorizationTokenService.swift in Sources */,
 				D61DC84B28F4FD2000B82C6E /* ProfileHeaderCollectionViewCell.swift in Sources */,
 				D61A45E828DF477D002BE511 /* LoadingCollectionViewCell.swift in Sources */,
-				D6934F3A2BA8F3D7002B1C8D /* FallbackGalleryContentViewController.swift in Sources */,
 				D67B506D250B291200FAECFB /* BlurHashDecode.swift in Sources */,
 				D68A76EC295369A8001DA1B3 /* AboutView.swift in Sources */,
 				04DACE8E212CC7CC009840C4 /* ImageCache.swift in Sources */,
@@ -2290,6 +2282,7 @@
 				D69693F42585941A00F4E116 /* UIWindowSceneDelegate+Close.swift in Sources */,
 				D659F36229541065002D944A /* TTTView.swift in Sources */,
 				D65B4B6229771A3F00DABDFB /* FetchStatusService.swift in Sources */,
+				D6F3BE142D6E133E00F5E92D /* StatusCardMO.swift in Sources */,
 				D61F759029353B4300C0B37F /* FileManager+Size.swift in Sources */,
 				0427033822B30F5F000D31B6 /* BehaviorPrefsView.swift in Sources */,
 				D6945C2F23AC47C3005C403C /* SavedDataManager.swift in Sources */,
@@ -2303,7 +2296,7 @@
 				D61ABEFE28F1C92600B29151 /* FavoriteService.swift in Sources */,
 				D61F75AB293AF11400C0B37F /* FilterKeywordMO.swift in Sources */,
 				D65B4B5A29720AB000DABDFB /* ReportStatusView.swift in Sources */,
-				D6D9498F298EB79400C59229 /* CopyableLabel.swift in Sources */,
+				D6D9498F298EB79400C59229 /* CopyableLable.swift in Sources */,
 				D6333B792139AEFD00CE884A /* Date+TimeAgo.swift in Sources */,
 				D6D706A029466649000827ED /* ScrollingSegmentedControl.swift in Sources */,
 				D686BBE324FBF8110068E6AA /* WrappedProgressView.swift in Sources */,
@@ -2341,7 +2334,7 @@
 				D61A45EA28DF51EE002BE511 /* TimelineLikeCollectionViewController.swift in Sources */,
 				D64D0AB12128D9AE005A6F37 /* OnboardingViewController.swift in Sources */,
 				D64A50BE2C752247009D7193 /* AdaptableNavigationController.swift in Sources */,
-				D6934F302BA7AF91002B1C8D /* ImageGalleryContentViewController.swift in Sources */,
+				D6934F302BA7AF91002B1C8D /* GrayscalableImageGalleryContentViewController.swift in Sources */,
 				D6934F3E2BAA19D5002B1C8D /* ImageActivityItemSource.swift in Sources */,
 				D67C1795266D57D10070F250 /* FastAccountSwitcherIndicatorView.swift in Sources */,
 				D61F75962937037800C0B37F /* ToggleFollowHashtagService.swift in Sources */,
@@ -2387,6 +2380,7 @@
 				D62E9987279D094F00C26176 /* StatusMetaIndicatorsView.swift in Sources */,
 				D6BEA247291A0F2D002F4D01 /* Duckable+Root.swift in Sources */,
 				D6C1B2082545D1EC00DAAA66 /* StatusCardView.swift in Sources */,
+				D64D8CA92463B494006B0BAA /* MultiThreadDictionary.swift in Sources */,
 				D630C3CA2BC59FF500208903 /* MastodonController+Push.swift in Sources */,
 				D6F6A554291F0D9600F496A8 /* DeleteListService.swift in Sources */,
 				D68E6F5F253C9B2D001A1B4C /* BaseEmojiLabel.swift in Sources */,
@@ -2543,7 +2537,6 @@
 				INFOPLIST_FILE = NotificationExtension/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = NotificationExtension;
 				INFOPLIST_KEY_NSHumanReadableCopyright = "Copyright © 2024 Shadowfacts. All rights reserved.";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2576,7 +2569,6 @@
 				INFOPLIST_FILE = NotificationExtension/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = NotificationExtension;
 				INFOPLIST_KEY_NSHumanReadableCopyright = "Copyright © 2024 Shadowfacts. All rights reserved.";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2608,7 +2600,6 @@
 				INFOPLIST_FILE = NotificationExtension/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = NotificationExtension;
 				INFOPLIST_KEY_NSHumanReadableCopyright = "Copyright © 2024 Shadowfacts. All rights reserved.";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2699,7 +2690,6 @@
 				CURRENT_PROJECT_VERSION = "$(CURRENT_PROJECT_VERSION)";
 				INFOPLIST_FILE = Tusker/Info.plist;
 				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.social-networking";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2743,7 +2733,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				INFOPLIST_FILE = TuskerUITests/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 15.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2766,7 +2756,6 @@
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = "$(CURRENT_PROJECT_VERSION)";
 				INFOPLIST_FILE = OpenInTusker/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2794,7 +2783,6 @@
 				INFOPLIST_FILE = ShareExtension/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = ShareExtension;
 				INFOPLIST_KEY_NSHumanReadableCopyright = "Copyright © 2023 Shadowfacts. All rights reserved.";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2823,7 +2811,6 @@
 				INFOPLIST_FILE = ShareExtension/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = ShareExtension;
 				INFOPLIST_KEY_NSHumanReadableCopyright = "Copyright © 2023 Shadowfacts. All rights reserved.";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -2852,7 +2839,6 @@
 				INFOPLIST_FILE = ShareExtension/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = ShareExtension;
 				INFOPLIST_KEY_NSHumanReadableCopyright = "Copyright © 2023 Shadowfacts. All rights reserved.";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -3008,7 +2994,6 @@
 				CURRENT_PROJECT_VERSION = "$(CURRENT_PROJECT_VERSION)";
 				INFOPLIST_FILE = Tusker/Info.plist;
 				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.social-networking";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -3041,7 +3026,6 @@
 				CURRENT_PROJECT_VERSION = "$(CURRENT_PROJECT_VERSION)";
 				INFOPLIST_FILE = Tusker/Info.plist;
 				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.social-networking";
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -3106,7 +3090,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				INFOPLIST_FILE = TuskerUITests/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 15.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -3126,7 +3110,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				INFOPLIST_FILE = TuskerUITests/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 15.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -3149,7 +3133,6 @@
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = "$(CURRENT_PROJECT_VERSION)";
 				INFOPLIST_FILE = OpenInTusker/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -3174,7 +3157,6 @@
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = "$(CURRENT_PROJECT_VERSION)";
 				INFOPLIST_FILE = OpenInTusker/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",