Fix crash when creating list fails

Closes #212
This commit is contained in:
Shadowfacts 2022-11-11 17:51:23 -05:00
parent 523fb91b21
commit 21bd716844
4 changed files with 89 additions and 45 deletions

View File

@ -312,6 +312,7 @@
D6F2E966249E8BFD005846BB /* IssueReporterViewController.xib in Resources */ = {isa = PBXBuildFile; fileRef = D6F2E964249E8BFD005846BB /* IssueReporterViewController.xib */; };
D6F6A54C291EF6FE00F496A8 /* EditListSearchResultsContainerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A54B291EF6FE00F496A8 /* EditListSearchResultsContainerViewController.swift */; };
D6F6A54E291EF7E100F496A8 /* EditListSearchFollowingViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A54D291EF7E100F496A8 /* EditListSearchFollowingViewController.swift */; };
D6F6A550291F058600F496A8 /* CreateListService.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A54F291F058600F496A8 /* CreateListService.swift */; };
D6F953F021251A2900CF0F2B /* MastodonController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F953EF21251A2900CF0F2B /* MastodonController.swift */; };
D6FF9860255C717400845181 /* AccountSwitchingContainerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6FF985F255C717400845181 /* AccountSwitchingContainerViewController.swift */; };
/* End PBXBuildFile section */
@ -679,6 +680,7 @@
D6F2E964249E8BFD005846BB /* IssueReporterViewController.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = IssueReporterViewController.xib; sourceTree = "<group>"; };
D6F6A54B291EF6FE00F496A8 /* EditListSearchResultsContainerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditListSearchResultsContainerViewController.swift; sourceTree = "<group>"; };
D6F6A54D291EF7E100F496A8 /* EditListSearchFollowingViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditListSearchFollowingViewController.swift; sourceTree = "<group>"; };
D6F6A54F291F058600F496A8 /* CreateListService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CreateListService.swift; sourceTree = "<group>"; };
D6F953EF21251A2900CF0F2B /* MastodonController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MastodonController.swift; sourceTree = "<group>"; };
D6FF985F255C717400845181 /* AccountSwitchingContainerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountSwitchingContainerViewController.swift; sourceTree = "<group>"; };
/* End PBXFileReference section */
@ -1488,6 +1490,7 @@
D6E9CDA7281A427800BBC98E /* PostService.swift */,
D61ABEFD28F1C92600B29151 /* FavoriteService.swift */,
D621733228F1D5ED004C7DB1 /* ReblogService.swift */,
D6F6A54F291F058600F496A8 /* CreateListService.swift */,
);
path = API;
sourceTree = "<group>";
@ -1915,6 +1918,7 @@
D681E4D3246E2AFF0053414F /* MuteConversationActivity.swift in Sources */,
D6969EA0240C8384002843CE /* EmojiLabel.swift in Sources */,
D64BC18623C1253A000D0238 /* AssetPreviewViewController.swift in Sources */,
D6F6A550291F058600F496A8 /* CreateListService.swift in Sources */,
D6BEA24B291C6A2B002F4D01 /* AlertWithData.swift in Sources */,
D61ABEFE28F1C92600B29151 /* FavoriteService.swift in Sources */,
D663626221360B1900C9CBA2 /* Preferences.swift in Sources */,

View File

@ -0,0 +1,70 @@
//
// CreateListService.swift
// Tusker
//
// Created by Shadowfacts on 11/11/22.
// Copyright © 2022 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
@MainActor
class CreateListService {
private let mastodonController: MastodonController
private let present: (UIViewController) -> Void
private let didCreateList: (@MainActor (List) -> Void)?
private var createAction: UIAlertAction?
init(mastodonController: MastodonController, present: @escaping (UIViewController) -> Void, didCreateList: (@MainActor (List) -> Void)?) {
self.mastodonController = mastodonController
self.present = present
self.didCreateList = didCreateList
}
func run() {
let alert = UIAlertController(title: NSLocalizedString("New List", comment: "new list alert title"), message: NSLocalizedString("Choose a title for your new list", comment: "new list alert message"), preferredStyle: .alert)
alert.addTextField { textField in
textField.addTarget(self, action: #selector(self.alertTextFieldValueChanged), for: .editingChanged)
}
alert.addAction(UIAlertAction(title: NSLocalizedString("Cancel", comment: "new list alert cancel button"), style: .cancel, handler: nil))
createAction = UIAlertAction(title: NSLocalizedString("Create List", comment: "new list create button"), style: .default, handler: { (_) in
let textField = alert.textFields!.first!
let title = textField.text ?? ""
Task {
await self.createList(with: title)
}
})
createAction!.isEnabled = false
alert.addAction(createAction!)
present(alert)
}
@objc private func alertTextFieldValueChanged(_ textField: UITextField) {
createAction?.isEnabled = textField.text?.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty == false
}
private func createList(with title: String) async {
do {
let request = Client.createList(title: title)
let (list, _) = try await mastodonController.run(request)
NotificationCenter.default.post(name: .listsChanged, object: nil)
self.didCreateList?(list)
} catch {
let alert = UIAlertController(title: "Error Creating List", message: error.localizedDescription, preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "Cancel", style: .cancel))
alert.addAction(UIAlertAction(title: "Retry", style: .default, handler: { _ in
Task {
await self.createList(with: title)
}
}))
present(alert)
}
}
}
extension Foundation.Notification.Name {
static let listsChanged = Notification.Name("listsChanged")
}

View File

@ -70,6 +70,7 @@ class ExploreViewController: UIViewController, UICollectionViewDelegate {
NotificationCenter.default.addObserver(self, selector: #selector(savedHashtagsChanged), name: .savedHashtagsChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(savedInstancesChanged), name: .savedInstancesChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(reloadLists), name: .listsChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
}
@ -178,7 +179,7 @@ class ExploreViewController: UIViewController, UICollectionViewDelegate {
self.dataSource.apply(snapshot)
}
private func reloadLists() {
@objc private func reloadLists() {
let request = Client.getLists()
mastodonController.run(request) { (response) in
guard case let .success(lists, _) = response else {
@ -356,28 +357,12 @@ class ExploreViewController: UIViewController, UICollectionViewDelegate {
case .addList:
collectionView.deselectItem(at: indexPath, animated: true)
let alert = UIAlertController(title: NSLocalizedString("New List", comment: "new list alert title"), message: NSLocalizedString("Choose a title for your new list", comment: "new list alert message"), preferredStyle: .alert)
alert.addTextField(configurationHandler: nil)
alert.addAction(UIAlertAction(title: NSLocalizedString("Cancel", comment: "new list alert cancel button"), style: .cancel, handler: nil))
alert.addAction(UIAlertAction(title: NSLocalizedString("Create List", comment: "new list create button"), style: .default, handler: { (_) in
guard let title = alert.textFields?.first?.text else {
fatalError()
}
let request = Client.createList(title: title)
self.mastodonController.run(request) { (response) in
guard case let .success(list, _) = response else { fatalError() }
self.reloadLists()
DispatchQueue.main.async {
let service = CreateListService(mastodonController: mastodonController, present: { self.present($0, animated: true) }) { list in
let listTimelineController = ListTimelineViewController(for: list, mastodonController: self.mastodonController)
listTimelineController.presentEditOnAppear = true
self.show(listTimelineController, sender: nil)
}
}
}))
present(alert, animated: true)
service.run()
case let .savedHashtag(hashtag):
show(HashtagTimelineViewController(for: hashtag, mastodonController: mastodonController), sender: nil)

View File

@ -99,6 +99,7 @@ class MainSidebarViewController: UIViewController {
NotificationCenter.default.addObserver(self, selector: #selector(reloadSavedHashtags), name: .savedHashtagsChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(reloadSavedInstances), name: .savedInstancesChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(reloadLists), name: .listsChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
onViewDidLoad?()
@ -201,7 +202,7 @@ class MainSidebarViewController: UIViewController {
}
}
private func reloadLists() {
@objc private func reloadLists() {
let request = Client.getLists()
mastodonController.run(request) { [weak self] (response) in
guard let self = self, case let .success(lists, _) = response else { return }
@ -297,28 +298,12 @@ class MainSidebarViewController: UIViewController {
}
}
// todo: deduplicate with ExploreViewController
private func showAddList() {
let alert = UIAlertController(title: "New List", message: "Choose a title for your new list", preferredStyle: .alert)
alert.addTextField(configurationHandler: nil)
alert.addAction(UIAlertAction(title: "Cancel", style: .cancel, handler: nil))
alert.addAction(UIAlertAction(title: "Create List", style: .default, handler: { (_) in
guard let title = alert.textFields?.first?.text else {
fatalError()
}
let request = Client.createList(title: title)
self.mastodonController.run(request) { (response) in
guard case let .success(list, _) = response else { fatalError() }
self.reloadLists()
DispatchQueue.main.async {
let service = CreateListService(mastodonController: mastodonController, present: { self.present($0, animated: true
) }) { list in
self.sidebarDelegate?.sidebar(self, didSelectItem: .list(list))
}
}
}))
present(alert, animated: true)
service.run()
}
// todo: deduplicate with ExploreViewController