Bump build number and update changelog

Fixes #357

CHANGELOG.md

@@ -1,5 +1,23 @@
 # Changelog
 
+## 2024.1 (116)
+Features/Improvements:
+- Display message on empty list timelines
+- Add preference to display badge for attachments that lack alt text
+- Mark notifications as read on the Mastodon web frontend once displayed
+- iPadOS: Support tapping the selected sidebar item to scroll to top
+
+Bugfixes:
+- Fix playing back GIFVs preventing the device sleeping
+- Fix incorrect cell separator insets followers/following lists
+- Fix memory leak in attachments gallery
+- Fix notifications tab not scrolling to top when tab bar item tapped
+- Fix Trending Hashtags screen not clearing selection
+- Fix fast account switcher overlapping sensor housing on landscape iPhones
+- Fix Edit List screen not updating when accounts are added/removed
+- Fix changing List reply policy not refreshing list timeline
+- macOS: Fix certain gallery attachments being incorrectly sized/positioned
+
 ## 2024.1 (115)
 Features/Improvements:
 - Rewrite attachment gallery

Packages/GalleryVC/Sources/GalleryVC/GalleryContentViewControllerContainer.swift

@@ -8,7 +8,7 @@
 import Foundation
 
 @MainActor
-public protocol GalleryContentViewControllerContainer {
+public protocol GalleryContentViewControllerContainer: AnyObject {
     var galleryControlsVisible: Bool { get }
     
     func setGalleryContentLoading(_ loading: Bool)

Packages/GalleryVC/Sources/GalleryVC/GalleryDismissInteraction.swift

@@ -10,7 +10,7 @@ import UIKit
 @MainActor
 class GalleryDismissInteraction: NSObject {
     
-    private let viewController: GalleryViewController
+    private unowned let viewController: GalleryViewController
     
     private var content: GalleryContentViewController?
     private var origContentFrameInGallery: CGRect?

Packages/GalleryVC/Sources/GalleryVC/GalleryItemViewController.swift

@@ -43,6 +43,7 @@ class GalleryItemViewController: UIViewController {
     private(set) var controlsVisible: Bool = true
     private(set) var scrollAndZoomEnabled = true
     
+    private var scrollViewSizeForLastZoomScaleUpdate: CGSize?
     override var prefersHomeIndicatorAutoHidden: Bool {
         return !controlsVisible
     }
@@ -219,6 +220,12 @@ class GalleryItemViewController: UIViewController {
     override func viewDidLayoutSubviews() {
         super.viewDidLayoutSubviews()
         
+        // When the scrollView size changes, make sure the zoom scale is up-to-date since it depends on the scrollView's bounds.
+        // 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)
+        }
         centerContent()
     }
     
@@ -303,6 +310,8 @@ class GalleryItemViewController: UIViewController {
     }
     
     func updateZoomScale(resetZoom: Bool) {
+        scrollView.contentSize = content.contentSize
+        
         guard scrollAndZoomEnabled else {
             scrollView.maximumZoomScale = 1
             scrollView.minimumZoomScale = 1

Packages/Pachyderm/Sources/Pachyderm/Model/TimelineMarkers.swift

@@ -7,26 +7,53 @@
 
 import Foundation
 
-public struct TimelineMarkers: Decodable, Sendable {
-    public let home: Marker?
-    public let notifications: Marker?
+public struct TimelineMarkers {
+    private init() {}
     
-    public static func request(timelines: [Timeline]) -> Request<TimelineMarkers> {
-        return Request(method: .get, path: "/api/v1/markers", queryParameters: "timeline[]" => timelines.map(\.rawValue))
+    public static func request<T: TimelineMarkerType>(timeline: T) -> Request<TimelineMarker<T.Payload>> {
+        Request(method: .get, path: "/api/v1/markers", queryParameters: ["timeline[]" => T.name])
     }
     
-    public static func update(timeline: Timeline, lastReadID: String) -> Request<Empty> {
-        return Request(method: .post, path: "/api/v1/markers", body: ParametersBody([
-            "\(timeline.rawValue)[last_read_id]" => lastReadID,
+    public static func update<T: TimelineMarkerType>(timeline: T, lastReadID: String) -> Request<Empty> {
+        Request(method: .post, path: "/api/v1/markers", body: ParametersBody([
+            "\(T.name)[last_read_id]" => lastReadID
         ]))
     }
+}
 
-    public enum Timeline: String {
-        case home
-        case notifications
+public struct TimelineMarker<Payload: TimelineMarkerTypePayload>: Decodable, Sendable {
+    let payload: Payload
+    
+    public var lastReadID: String {
+        payload.payload.lastReadID
+    }
+    public var version: Int {
+        payload.payload.version
+    }
+    public var updatedAt: Date {
+        payload.payload.updatedAt
     }
 
-    public struct Marker: Decodable, Sendable {
+    public init(from decoder: any Decoder) throws {
+        self.payload = try Payload(from: decoder)
+    }
+}
+
+public protocol TimelineMarkerTypePayload: Decodable, Sendable {
+    var payload: MarkerPayload { get }
+}
+
+public struct HomeMarkerPayload: TimelineMarkerTypePayload {
+    public var home: MarkerPayload
+    public var payload: MarkerPayload { home }
+}
+
+public struct NotificationsMarkerPayload: TimelineMarkerTypePayload {
+    public var notifications: MarkerPayload
+    public var payload: MarkerPayload { notifications }
+}
+
+public struct MarkerPayload: Decodable, Sendable {
     public let lastReadID: String
     public let version: Int
     public let updatedAt: Date
@@ -36,5 +63,27 @@ public struct TimelineMarkers: Decodable, Sendable {
         case version
         case updatedAt = "updated_at"
     }
-    }
+}
+
+public protocol TimelineMarkerType {
+    static var name: String { get }
+    associatedtype Payload: TimelineMarkerTypePayload
+}
+
+extension TimelineMarkerType where Self == HomeMarker {
+    public static var home: Self { .init() }
+}
+
+extension TimelineMarkerType where Self == NotificationsMarker {
+    public static var notifications: Self { .init() }
+}
+
+public struct HomeMarker: TimelineMarkerType {
+    public typealias Payload = HomeMarkerPayload
+    public static var name: String { "home" }
+}
+
+public struct NotificationsMarker: TimelineMarkerType {
+    public typealias Payload = NotificationsMarkerPayload
+    public static var name: String { "notifications" }
 }

Packages/TuskerPreferences/Sources/TuskerPreferences/Preferences.swift

@@ -87,6 +87,7 @@ public final class Preferences: Codable, ObservableObject {
         self.automaticallyPlayGifs = try container.decode(Bool.self, forKey: .automaticallyPlayGifs)
         self.showUncroppedMediaInline = try container.decodeIfPresent(Bool.self, forKey: .showUncroppedMediaInline) ?? true
         self.showAttachmentBadges = try container.decodeIfPresent(Bool.self, forKey: .showAttachmentBadges) ?? true
+        self.attachmentAltBadgeInverted = try container.decodeIfPresent(Bool.self, forKey: .attachmentAltBadgeInverted) ?? false
         
         self.openLinksInApps = try container.decode(Bool.self, forKey: .openLinksInApps)
         self.useInAppSafari = try container.decode(Bool.self, forKey: .useInAppSafari)
@@ -145,6 +146,7 @@ public final class Preferences: Codable, ObservableObject {
         try container.encode(automaticallyPlayGifs, forKey: .automaticallyPlayGifs)
         try container.encode(showUncroppedMediaInline, forKey: .showUncroppedMediaInline)
         try container.encode(showAttachmentBadges, forKey: .showAttachmentBadges)
+        try container.encode(attachmentAltBadgeInverted, forKey: .attachmentAltBadgeInverted)
         
         try container.encode(openLinksInApps, forKey: .openLinksInApps)
         try container.encode(useInAppSafari, forKey: .useInAppSafari)
@@ -211,6 +213,7 @@ public final class Preferences: Codable, ObservableObject {
     @Published public var automaticallyPlayGifs = true
     @Published public var showUncroppedMediaInline = true
     @Published public var showAttachmentBadges = true
+    @Published public var attachmentAltBadgeInverted = false
     
     // MARK: Behavior
     @Published public var openLinksInApps = true
@@ -274,6 +277,7 @@ public final class Preferences: Codable, ObservableObject {
         case automaticallyPlayGifs
         case showUncroppedMediaInline
         case showAttachmentBadges
+        case attachmentAltBadgeInverted
         
         case openLinksInApps
         case useInAppSafari

Tusker/Screens/Account Follows/AccountFollowsListViewController.swift

@@ -52,6 +52,12 @@ class AccountFollowsListViewController: UIViewController, CollectionViewControll
                 config.topSeparatorVisibility = .hidden
                 config.bottomSeparatorVisibility = .hidden
             }
+            if config.topSeparatorInsets != .zero {
+                config.topSeparatorInsets = TimelineStatusCollectionViewCell.separatorInsets
+            }
+            if config.bottomSeparatorInsets != .zero {
+                config.bottomSeparatorInsets = TimelineStatusCollectionViewCell.separatorInsets
+            }
             return config
         }
         let layout = UICollectionViewCompositionalLayout { sectionIndex, environment in

Tusker/Screens/Account List/AccountListViewController.swift

@@ -33,6 +33,8 @@ class AccountListViewController: UIViewController, CollectionViewController {
     override func loadView() {
         var config = UICollectionLayoutListConfiguration(appearance: .grouped)
         config.backgroundColor = .appGroupedBackground
+        config.separatorConfiguration.topSeparatorInsets = TimelineStatusCollectionViewCell.separatorInsets
+        config.separatorConfiguration.bottomSeparatorInsets = TimelineStatusCollectionViewCell.separatorInsets
         let layout = UICollectionViewCompositionalLayout { sectionIndex, environment in
             let section = NSCollectionLayoutSection.list(using: config, layoutEnvironment: environment)
             section.readableContentInset(in: environment)

Tusker/Screens/Explore/TrendingHashtagsViewController.swift

@@ -11,11 +11,11 @@ import Pachyderm
 import WebURLFoundationExtras
 import Combine
 
-class TrendingHashtagsViewController: UIViewController {
+class TrendingHashtagsViewController: UIViewController, CollectionViewController {
 
     private let mastodonController: MastodonController
     
-    private var collectionView: UICollectionView!
+    private(set) var collectionView: UICollectionView!
     private var dataSource: UICollectionViewDiffableDataSource<Section, Item>!
     
     private var state = State.unloaded
@@ -84,6 +84,8 @@ class TrendingHashtagsViewController: UIViewController {
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
         
+        clearSelectionOnAppear(animated: animated)
+        
         Task {
             await loadInitial()
         }

Tusker/Screens/Fast Account Switcher/FastAccountSwitcherViewController.xib

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="20037" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="32700.99.1234" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
     <device id="retina6_1" orientation="portrait" appearance="light"/>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="20020"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="22684"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
@@ -32,7 +32,6 @@
                         </subviews>
                         <constraints>
                             <constraint firstItem="lYU-Bb-3Wi" firstAttribute="top" secondItem="1Gd-Da-Vab" secondAttribute="topMargin" placeholder="YES" id="KQs-d5-U3f"/>
-                            <constraint firstAttribute="trailing" secondItem="lYU-Bb-3Wi" secondAttribute="trailingMargin" constant="8" id="UZh-xR-XVt"/>
                             <constraint firstAttribute="bottomMargin" secondItem="lYU-Bb-3Wi" secondAttribute="bottom" placeholder="YES" id="j6f-r5-NNI"/>
                             <constraint firstItem="lYU-Bb-3Wi" firstAttribute="leading" secondItem="1Gd-Da-Vab" secondAttribute="leading" constant="8" id="sae-ga-MGE"/>
                         </constraints>
@@ -47,6 +46,7 @@
                 <constraint firstItem="5fd-Ni-Owc" firstAttribute="leading" secondItem="i5M-Pr-FkT" secondAttribute="leading" id="phf-PC-bdH"/>
                 <constraint firstItem="5fd-Ni-Owc" firstAttribute="top" secondItem="i5M-Pr-FkT" secondAttribute="top" id="rz7-cQ-PIC"/>
                 <constraint firstAttribute="bottom" secondItem="5fd-Ni-Owc" secondAttribute="bottom" id="sHl-iD-kGi"/>
+                <constraint firstItem="fnl-2z-Ty3" firstAttribute="trailing" secondItem="lYU-Bb-3Wi" secondAttribute="trailing" constant="8" id="snX-cx-wq6"/>
             </constraints>
             <point key="canvasLocation" x="140.57971014492756" y="144.64285714285714"/>
         </view>

Tusker/Screens/Gallery/FallbackGalleryContentViewController.swift

@@ -70,7 +70,7 @@ class FallbackGalleryNavigationController: UINavigationController, GalleryConten
     
     // MARK: GalleryContentViewController
     
-    var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
     
     var contentSize: CGSize {
         .zero

Tusker/Screens/Gallery/GifvGalleryContentViewController.swift

@@ -59,7 +59,7 @@ class GifvGalleryContentViewController: UIViewController, GalleryContentViewCont
     
     // MARK: GalleryContentViewController
     
-    var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
     
     var contentSize: CGSize {
         controller.item.presentationSize

Tusker/Screens/Gallery/ImageGalleryContentViewController.swift

@@ -114,7 +114,7 @@ class ImageGalleryContentViewController: UIViewController, GalleryContentViewCon
     
     // MARK: GalleryContentViewController
     
-    var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
     
     var contentSize: CGSize {
         image.size

Tusker/Screens/Gallery/LoadingGalleryContentViewController.swift

@@ -13,7 +13,7 @@ class LoadingGalleryContentViewController: UIViewController, GalleryContentViewC
     private let provider: () async -> (any GalleryContentViewController)?
     private var wrapped: (any GalleryContentViewController)!
     
-    var container: GalleryContentViewControllerContainer?
+    weak var container: GalleryContentViewControllerContainer?
     
     var contentSize: CGSize {
         wrapped?.contentSize ?? .zero

Tusker/Screens/Gallery/VideoGalleryContentViewController.swift

@@ -132,7 +132,7 @@ class VideoGalleryContentViewController: UIViewController, GalleryContentViewCon
     
     // MARK: GalleryContentViewController
     
-    var container: (any GalleryVC.GalleryContentViewControllerContainer)?
+    weak var container: (any GalleryVC.GalleryContentViewControllerContainer)?
     
     var contentSize: CGSize {
         item.presentationSize

Tusker/Screens/Lists/EditListAccountsViewController.swift

@@ -17,7 +17,7 @@ class EditListAccountsViewController: UIViewController, CollectionViewController
     
     private var state = State.unloaded
     
-    private(set) var changedAccounts = false
+    private(set) var shouldReloadListTimeline = false
     
     private var dataSource: UICollectionViewDiffableDataSource<Section, Item>!
     var collectionView: UICollectionView! { view as? UICollectionView }
@@ -186,7 +186,7 @@ class EditListAccountsViewController: UIViewController, CollectionViewController
     
     @MainActor
     private func loadAccounts() async {
-        guard state == .unloaded else { return }
+        guard state == .unloaded || state == .loaded else { return }
         
         state = .loading
         
@@ -278,7 +278,7 @@ class EditListAccountsViewController: UIViewController, CollectionViewController
     }
     
     private func addAccount(id: String) async {
-        changedAccounts = true
+        shouldReloadListTimeline = true
         do {
             let req = List.add(list.id, accounts: [id])
             _ = try await mastodonController.run(req)
@@ -294,11 +294,19 @@ class EditListAccountsViewController: UIViewController, CollectionViewController
     }
     
     private func removeAccount(id: String) async {
-        changedAccounts = true
+        shouldReloadListTimeline = true
         do {
             let request = List.remove(list.id, accounts: [id])
             _ = try await mastodonController.run(request)
-            await self.loadAccounts()
+            
+            var snapshot = dataSource.snapshot()
+            if snapshot.itemIdentifiers.contains(.account(id: id)) {
+                snapshot.deleteItems([.account(id: id)])
+                await MainActor.run {
+                    dataSource.apply(snapshot)
+                }
+            }
+            
         } catch {
             let config = ToastConfiguration(from: error, with: "Error Removing Account", in: self) { [unowned self] toast in
                 toast.dismissToast(animated: true)
@@ -309,6 +317,7 @@ class EditListAccountsViewController: UIViewController, CollectionViewController
     }
     
     private func setReplyPolicy(_ replyPolicy: List.ReplyPolicy) {
+        shouldReloadListTimeline = true
         Task {
             let service = EditListSettingsService(list: list, mastodonController: mastodonController, present: { self.present($0, animated: true) })
             await service.run(replyPolicy: replyPolicy)

Tusker/Screens/Lists/ListTimelineViewController.swift

@@ -16,6 +16,8 @@ class ListTimelineViewController: TimelineViewController {
     
     var presentEditOnAppear = false
     
+    private var noContentView: UIStackView!
+    
     private var listRenamedCancellable: AnyCancellable?
     
     init(for list: List, mastodonController: MastodonController) {
@@ -53,6 +55,39 @@ class ListTimelineViewController: TimelineViewController {
         }
     }
     
+    private func createNoContentView() {
+        let title = UILabel()
+        title.textColor = .secondaryLabel
+        title.font = .preferredFont(forTextStyle: .title1).withTraits(.traitBold)!
+        title.adjustsFontForContentSizeCategory = true
+        title.text = "No Posts"
+        
+        let subtitle = UILabel()
+        subtitle.textColor = .secondaryLabel
+        subtitle.font = .preferredFont(forTextStyle: .body)
+        subtitle.adjustsFontForContentSizeCategory = true
+        subtitle.numberOfLines = 0
+        subtitle.textAlignment = .center
+        subtitle.text = "This list doesn't currently have any posts. Edit it to add accounts if necessary."
+        
+        noContentView = UIStackView(arrangedSubviews: [
+            title,
+            subtitle,
+        ])
+        noContentView.axis = .vertical
+        noContentView.spacing = 8
+        noContentView.alignment = .center
+        noContentView.isAccessibilityElement = true
+        noContentView.accessibilityLabel = subtitle.text
+        noContentView.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(noContentView)
+        NSLayoutConstraint.activate([
+            noContentView.centerYAnchor.constraint(equalTo: view.centerYAnchor),
+            noContentView.leadingAnchor.constraint(equalToSystemSpacingAfter: view.safeAreaLayoutGuide.leadingAnchor, multiplier: 1),
+            view.safeAreaLayoutGuide.trailingAnchor.constraint(equalToSystemSpacingAfter: noContentView.trailingAnchor, multiplier: 1),
+        ])
+    }
+    
     private func listChanged() {
         title = list.title
     }
@@ -61,10 +96,23 @@ class ListTimelineViewController: TimelineViewController {
         let editListAccountsController = EditListAccountsViewController(list: list, mastodonController: mastodonController)
         editListAccountsController.navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .done, target: self, action: #selector(editListDoneButtonPressed))
         let navController = UINavigationController(rootViewController: editListAccountsController)
+        navController.sheetPresentationController?.delegate = self
         present(navController, animated: animated)
     }
     
-    // MARK: - Interaction
+    private func reloadIfNecessary(editViewController: EditListAccountsViewController) {
+        guard editViewController.shouldReloadListTimeline else {
+            return
+        }
+        noContentView?.removeFromSuperview()
+        noContentView = nil
+        Task {
+            applyInitialSnapshot()
+            await controller.loadInitial()
+        }
+    }
+    
+    // MARK: Interaction
     
     @objc func editListButtonPressed() {
         presentEdit(animated: true)
@@ -75,12 +123,28 @@ class ListTimelineViewController: TimelineViewController {
         
         dismiss(animated: true)
         
-        if presented?.changedAccounts == true {
-            Task {
-                applyInitialSnapshot()
-                await controller.loadInitial()
-            }
+        if let presented {
+            self.reloadIfNecessary(editViewController: presented)
         }
     }
     
+    // MARK: TimelineLikeControllerDelegate
+    
+    override func handleReplaceAllItems(_ timelineItems: [String]) async {
+        if timelineItems.isEmpty {
+            createNoContentView()
+        }
+        await super.handleReplaceAllItems(timelineItems)
+    }
+
+}
+
+extension ListTimelineViewController: UISheetPresentationControllerDelegate {
+    func presentationControllerWillDismiss(_ presentationController: UIPresentationController) {
+        guard let nav = presentationController.presentedViewController as? UINavigationController,
+              let edit = nav.viewControllers.first as? EditListAccountsViewController else {
+            return
+        }
+        reloadIfNecessary(editViewController: edit)
+    }
 }

Tusker/Screens/Main/MainSidebarViewController.swift

@@ -15,6 +15,7 @@ protocol MainSidebarViewControllerDelegate: AnyObject {
     func sidebarRequestPresentCompose(_ sidebarViewController: MainSidebarViewController)
     func sidebar(_ sidebarViewController: MainSidebarViewController, didSelectItem item: MainSidebarViewController.Item)
     func sidebar(_ sidebarViewController: MainSidebarViewController, showViewController viewController: UIViewController)
+    func sidebar(_ sidebarViewController: MainSidebarViewController, scrollToTopFor item: MainSidebarViewController.Item)
 }
 
 class MainSidebarViewController: UIViewController {
@@ -451,7 +452,9 @@ extension MainSidebarViewController: UICollectionViewDelegate {
             return
         }
         itemLastSelectedTimestamps[item] = Date()
-        if [MainSidebarViewController.Item.tab(.compose), .addList, .addSavedHashtag, .addSavedInstance].contains(item) {
+        if previouslySelectedItem == item {
+            sidebarDelegate?.sidebar(self, scrollToTopFor: item)
+        } else if [MainSidebarViewController.Item.tab(.compose), .addList, .addSavedHashtag, .addSavedInstance].contains(item) {
             if let previous = previouslySelectedItem, let indexPath = dataSource.indexPath(for: previous) {
                 collectionView.selectItem(at: indexPath, animated: false, scrollPosition: .centeredVertically)
             }

Tusker/Screens/Main/MainSplitViewController.swift

@@ -478,6 +478,10 @@ extension MainSplitViewController: MainSidebarViewControllerDelegate {
         }
         secondaryNavController.viewControllers = [viewController]
     }
+    
+    func sidebar(_ sidebarViewController: MainSidebarViewController, scrollToTopFor item: MainSidebarViewController.Item) {
+        (secondaryNavController as? TabBarScrollableViewController)?.tabBarScrollToTop()
+    }
 }
 
 fileprivate extension MainSidebarViewController.Item {

Tusker/Screens/Main/MainTabBarViewController.swift

@@ -241,6 +241,7 @@ extension MainTabBarViewController {
 #if !os(visionOS)
 extension MainTabBarViewController: FastAccountSwitcherViewControllerDelegate {
     func fastAccountSwitcherAddToViewHierarchy(_ fastAccountSwitcher: FastAccountSwitcherViewController) {
+        fastAccountSwitcher.view.translatesAutoresizingMaskIntoConstraints = false
         view.addSubview(fastAccountSwitcher.view)
         NSLayoutConstraint.activate([
             fastAccountSwitcher.accountsStack.bottomAnchor.constraint(equalTo: fastAccountSwitcher.view.bottomAnchor),
@@ -249,6 +250,10 @@ extension MainTabBarViewController: FastAccountSwitcherViewControllerDelegate {
             fastAccountSwitcher.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
             fastAccountSwitcher.view.topAnchor.constraint(equalTo: view.topAnchor),
             fastAccountSwitcher.view.bottomAnchor.constraint(equalTo: tabBar.topAnchor),
+            
+            // The safe area insets don't automatically propagate for some reason, so do it ourselves.
+            fastAccountSwitcher.view.safeAreaLayoutGuide.leadingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.leadingAnchor),
+            fastAccountSwitcher.view.safeAreaLayoutGuide.trailingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.trailingAnchor),
         ])
     }
     

Tusker/Screens/Notifications/NotificationsCollectionViewController.swift

@@ -12,6 +12,9 @@ import Combine
 #if canImport(Sentry)
 import Sentry
 #endif
+import OSLog
+
+private let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "NotificationsCVC")
 
 class NotificationsCollectionViewController: UIViewController, TimelineLikeCollectionViewController, CollectionViewController {
     
@@ -32,6 +35,9 @@ class NotificationsCollectionViewController: UIViewController, TimelineLikeColle
     private var newer: RequestRange?
     private var older: RequestRange?
     
+    var updatesNotificationsMarker: Bool = false
+    private var newestDisplayedNotification: Item?
+    
     init(allowedTypes: [Pachyderm.Notification.Kind], mastodonController: MastodonController) {
         self.allowedTypes = allowedTypes
         self.mastodonController = mastodonController
@@ -205,6 +211,12 @@ class NotificationsCollectionViewController: UIViewController, TimelineLikeColle
         }
     }
     
+    override func viewWillDisappear(_ animated: Bool) {
+        super.viewWillDisappear(animated)
+        
+        updateNotificationsMarkerIfNecessary()
+    }
+    
     @objc func refresh() {
         Task { @MainActor in
             if case .notLoadedInitial = controller.state {
@@ -311,6 +323,23 @@ class NotificationsCollectionViewController: UIViewController, TimelineLikeColle
         await apply(snapshot, animatingDifferences: true)
     }
     
+    private func updateNotificationsMarkerIfNecessary() {
+        guard updatesNotificationsMarker,
+              case let .group(group, _, _) = newestDisplayedNotification,
+              let notification = group.notifications.first else {
+            return
+        }
+        logger.debug("Updating notifications marker with \(notification.id)")
+        Task {
+            let req = TimelineMarkers.update(timeline: .notifications, lastReadID: notification.id)
+            do {
+                _ = try await mastodonController.run(req)
+            } catch {
+                logger.error("Failed to update notifications marker: \(String(describing: error))")
+            }
+        }
+    }
+    
 }
 
 extension NotificationsCollectionViewController {
@@ -545,6 +574,21 @@ extension NotificationsCollectionViewController: UICollectionViewDelegate {
         guard case .notifications = dataSource.sectionIdentifier(for: indexPath.section) else {
             return
         }
+        
+        if updatesNotificationsMarker {
+            let shouldUpdateNewestDisplayedNotification: Bool
+            if let newestDisplayedNotification,
+               let currentNewestIndexPath = dataSource.indexPath(for: newestDisplayedNotification) {
+                shouldUpdateNewestDisplayedNotification = indexPath < currentNewestIndexPath
+            } else {
+                shouldUpdateNewestDisplayedNotification = true
+            }
+            if shouldUpdateNewestDisplayedNotification,
+               let item = dataSource.itemIdentifier(for: indexPath) {
+                newestDisplayedNotification = item
+            }
+        }
+        
         let itemsInSection = collectionView.numberOfItems(inSection: indexPath.section)
         if indexPath.row == itemsInSection - 1 {
             Task {
@@ -752,3 +796,22 @@ extension NotificationsCollectionViewController: StatusCollectionViewCellDelegat
         }
     }
 }
+
+extension NotificationsCollectionViewController: TabBarScrollableViewController {
+    func tabBarScrollToTop() {
+        collectionView.scrollToTop()
+    }
+}
+
+extension NotificationsCollectionViewController: StatusBarTappableViewController {
+    func handleStatusBarTapped(xPosition: CGFloat) -> StatusBarTapActionResult {
+        collectionView.scrollToTop()
+        return .stop
+    }
+}
+
+extension NotificationsCollectionViewController: BackgroundableViewController {
+    func sceneDidEnterBackground() {
+        updateNotificationsMarkerIfNecessary()
+    }
+}

Tusker/Screens/Notifications/NotificationsPageViewController.swift

@@ -24,6 +24,7 @@ class NotificationsPageViewController: SegmentedPageViewController<Notifications
             let vc = NotificationsCollectionViewController(allowedTypes: page.allowedTypes, mastodonController: mastodonController)
             vc.title = page.title
             vc.userActivity = page.userActivity(accountID: mastodonController.accountInfo!.id)
+            vc.updatesNotificationsMarker = page == .all
             return vc
         }
         

Tusker/Screens/Preferences/MediaPrefsView.swift

@@ -44,8 +44,13 @@ struct MediaPrefsView: View {
             }
             
             Toggle(isOn: $preferences.showAttachmentBadges) {
-                Text("Show GIF/ALT Badges")
+                Text("Show GIF/\(Text("Alt").font(.body.lowercaseSmallCaps())) Badges")
             }
+            
+            Toggle(isOn: $preferences.attachmentAltBadgeInverted) {
+                Text("Show Badge when Missing \(Text("Alt").font(.body.lowercaseSmallCaps()))")
+            }
+            .disabled(!preferences.showAttachmentBadges)
         }
         .appGroupedListRowBackground()
     }

Tusker/Screens/Timeline/TimelineViewController.swift

@@ -387,16 +387,6 @@ class TimelineViewController: UIViewController, TimelineLikeCollectionViewContro
                     _ = try await mastodonController.run(req)
                 } catch {
                     stateRestorationLogger.error("TimelineViewController: failed to update timeline marker: \(String(describing: error))")
-                    
-                    #if canImport(Sentry)
-                    if let error = error as? Client.Error,
-                       case .networkError(_) = error.type {
-                        return
-                    }
-                    let event = Event(error: error)
-                    event.message = SentryMessage(formatted: "Failed to update timeline marker: \(String(describing: error))")
-                    SentrySDK.capture(event: event)
-                    #endif
                 }
             }
         }
@@ -573,12 +563,9 @@ class TimelineViewController: UIViewController, TimelineLikeCollectionViewContro
     @MainActor
     private func restoreStatusesFromMarkerPosition() async -> Bool {
         do {
-            let (marker, _) = try await mastodonController.run(TimelineMarkers.request(timelines: [.home]))
-            guard let home = marker.home else {
-                return false
-            }
-            async let status = try await mastodonController.run(Client.getStatus(id: home.lastReadID)).0
-            async let olderStatuses = try await mastodonController.run(Client.getStatuses(timeline: .home, range: .before(id: home.lastReadID, count: Self.pageSize))).0
+            let (marker, _) = try await mastodonController.run(TimelineMarkers.request(timeline: .home))
+            async let status = try await mastodonController.run(Client.getStatus(id: marker.lastReadID)).0
+            async let olderStatuses = try await mastodonController.run(Client.getStatuses(timeline: .home, range: .before(id: marker.lastReadID, count: Self.pageSize))).0
             
             let allStatuses = try await [status] + olderStatuses
             await mastodonController.persistentContainer.addAll(statuses: allStatuses)
@@ -590,21 +577,11 @@ class TimelineViewController: UIViewController, TimelineLikeCollectionViewContro
             await apply(snapshot, animatingDifferences: false)
             collectionView.contentOffset = CGPoint(x: 0, y: -collectionView.adjustedContentInset.top)
             
-            stateRestorationLogger.debug("TimelineViewController: restored from timeline marker with last read ID: \(home.lastReadID)")
+            stateRestorationLogger.debug("TimelineViewController: restored from timeline marker with last read ID: \(marker.lastReadID)")
             
             return true
         } catch {
             stateRestorationLogger.error("TimelineViewController: failed to load from timeline marker: \(String(describing: error))")
-            
-            #if canImport(Sentry)
-            if let error = error as? Client.Error,
-               case .networkError(_) = error.type {
-                return false
-            }
-            let event = Event(error: error)
-            event.message = SentryMessage(formatted: "Failed to load from timeline marker: \(String(describing: error))")
-            SentrySDK.capture(event: event)
-            #endif
             return false
         }
     }
@@ -1016,6 +993,18 @@ class TimelineViewController: UIViewController, TimelineLikeCollectionViewContro
         }
         self.showToast(configuration: config, animated: true)
     }    
+    
+    // this is copied from the TimelineLikeCollectionViewController implementation because it needs to be overridable by ListTimelineViewController
+    func handleReplaceAllItems(_ timelineItems: [String]) async {
+        var snapshot = dataSource.snapshot()
+        if snapshot.sectionIdentifiers.contains(.entries) {
+            snapshot.deleteSections([.entries])
+        }
+        snapshot.appendSections([.entries])
+        snapshot.appendItems(timelineItems.map { .fromTimelineItem($0) }, toSection: .entries)
+        await apply(snapshot, animatingDifferences: false)
+    }
+
 }
 
 extension TimelineViewController {

Tusker/Screens/Utilities/SplitNavigationController.swift

@@ -258,6 +258,12 @@ class SplitNavigationController: UIViewController {
     }
 }
 
+extension SplitNavigationController: TabBarScrollableViewController {
+    func tabBarScrollToTop() {
+        (viewControllers.last as? TabBarScrollableViewController)?.tabBarScrollToTop()
+    }
+}
+
 extension SplitNavigationController: StatusBarTappableViewController {
     func handleStatusBarTapped(xPosition: CGFloat) -> StatusBarTapActionResult {
         let vcs = viewControllers

Tusker/Views/Attachments/AttachmentView.swift

@@ -30,6 +30,8 @@ class AttachmentView: GIFImageView {
     var attachment: Attachment!
     var index: Int!
     
+    private var currentBadges: Badges = []
+    
     private var loadAttachmentTask: Task<Void, Never>?
     private var source: Source?
     var attachmentImage: UIImage? {
@@ -103,8 +105,9 @@ class AttachmentView: GIFImageView {
             }
         }
         
-        if getBadges().isEmpty != Preferences.shared.showAttachmentBadges {
-            createBadgesView(getBadges())
+        let newBadges = getBadges()
+        if currentBadges != newBadges {
+            createBadgesView(newBadges)
         }
     }
     
@@ -175,8 +178,13 @@ class AttachmentView: GIFImageView {
             return []
         }
         var badges: Badges = []
-        if attachment.description?.isEmpty == false {
+        let hasDescription = attachment.description?.isEmpty == false
+        if hasDescription,
+           !Preferences.shared.attachmentAltBadgeInverted {
             badges.formUnion(.alt)
+        } else if !hasDescription,
+                  Preferences.shared.attachmentAltBadgeInverted {
+            badges.formUnion(.noAlt)
         }
         if attachment.kind == .gifv || attachment.url.pathExtension == "gif" {
             badges.formUnion(.gif)
@@ -354,6 +362,8 @@ class AttachmentView: GIFImageView {
     }
     
     private func createBadgesView(_ badges: Badges) {
+        currentBadges = badges
+        
         guard !badges.isEmpty else {
             badgeContainer?.removeFromSuperview()
             badgeContainer = nil
@@ -393,6 +403,9 @@ class AttachmentView: GIFImageView {
         if badges.contains(.alt) {
             makeBadgeView(text: "ALT")
         }
+        if badges.contains(.noAlt) {
+            makeBadgeView(text: "No ALT")
+        }
         
         let first = stack.arrangedSubviews.first!
         first.layer.masksToBounds = true
@@ -445,6 +458,7 @@ fileprivate extension AttachmentView {
     struct Badges: OptionSet {
         static let gif = Badges(rawValue: 1 << 0)
         static let alt = Badges(rawValue: 1 << 1)
+        static let noAlt = Badges(rawValue: 1 << 2)
         
         let rawValue: Int
     }

Tusker/Views/Attachments/GifvController.swift

@@ -29,6 +29,7 @@ class GifvController {
         self.isGrayscale = Preferences.shared.grayscaleImages
         
         player.isMuted = true
+        player.preventsDisplaySleepDuringVideoPlayback = false
         
         NotificationCenter.default.addObserver(self, selector: #selector(restartItem), name: .AVPlayerItemDidPlayToEndTime, object: item)
         NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)

Version.xcconfig

@@ -10,7 +10,7 @@
 // https://help.apple.com/xcode/#/dev745c5c974
 
 MARKETING_VERSION = 2024.1
-CURRENT_PROJECT_VERSION = 115
+CURRENT_PROJECT_VERSION = 116
 CURRENT_PROJECT_VERSION = $(inherited)$(CURRENT_PROJECT_VERSION_BUILD_SUFFIX_$(CONFIGURATION))
 
 CURRENT_PROJECT_VERSION_BUILD_SUFFIX_Debug=-dev