chore: remove redundant background view

Mastodon/Diffiable/Section/NotificationSection.swift

@@ -30,7 +30,8 @@ extension NotificationSection {
             guard let dependency = dependency else { return nil }
             switch notificationItem {
             case .notification(let objectID, let attribute):
-                guard let notification = try? managedObjectContext.existingObject(with: objectID) as? MastodonNotification else {
+                guard let notification = try? managedObjectContext.existingObject(with: objectID) as? MastodonNotification,
+                      !notification.isDeleted else {
                     return UITableViewCell()
                 }
 
@@ -38,21 +39,21 @@ extension NotificationSection {
                 cell.delegate = delegate
 
                 // configure author
-                cell.avatarImageViewTask = Nuke.loadImage(
-                    with: notification.account.avatarImageURL(),
-                    options: ImageLoadingOptions(
-                        placeholder: UIImage.placeholder(color: .systemFill),
-                        transition: .fadeIn(duration: 0.2)
-                    ),
-                    into: cell.avatarImageView
+                cell.configure(
+                    with: AvatarConfigurableViewConfiguration(
+                        avatarImageURL: notification.account.avatarImageURL()
+                    )
                 )
                 cell.actionImageView.image = UIImage(
                     systemName: notification.notificationType.actionImageName,
                     withConfiguration: UIImage.SymbolConfiguration(
                         pointSize: 12, weight: .semibold
                     )
-                )?.withRenderingMode(.alwaysTemplate)
-                cell.actionImageBackground.backgroundColor = notification.notificationType.color
+                )?
+                .withRenderingMode(.alwaysTemplate)
+                .af.imageAspectScaled(toFit: CGSize(width: 14, height: 14))
+
+                cell.actionImageView.backgroundColor = notification.notificationType.color
 
                 // configure author name, notification description, timestamp
                 cell.nameLabel.configure(content: notification.account.displayNameWithFallback, emojiDict: notification.account.emojiDict)

Mastodon/Scene/Notification/NotificationViewModel+Diffable.swift

@@ -19,7 +19,7 @@ extension NotificationViewModel {
     ) {
         diffableDataSource = NotificationSection.tableViewDiffableDataSource(
             for: tableView,
-            managedObjectContext: context.managedObjectContext,
+            managedObjectContext: fetchedResultsController.managedObjectContext,
             delegate: delegate,
             dependency: dependency
         )

Mastodon/Scene/Notification/NotificationViewModel+LoadOldestState.swift

@@ -71,43 +71,44 @@ extension NotificationViewModel.LoadOldestState {
                 sinceID: nil,
                 minID: nil,
                 limit: nil,
-                excludeTypes: [.followRequest],
-                accountID: nil)
+                excludeTypes: [],
+                accountID: nil
+            )
             viewModel.context.apiService.allNotifications(
                 domain: activeMastodonAuthenticationBox.domain,
                 query: query,
                 mastodonAuthenticationBox: activeMastodonAuthenticationBox
             )
-                .sink { completion in
-                    switch completion {
-                    case .failure(let error):
-                        os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: fetch notification failed. %s", (#file as NSString).lastPathComponent, #line, #function, error.localizedDescription)
-                    case .finished:
-                        // handle isFetchingLatestTimeline in fetch controller delegate
-                        break
+            .sink { completion in
+                switch completion {
+                case .failure(let error):
+                    os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: fetch notification failed. %s", (#file as NSString).lastPathComponent, #line, #function, error.localizedDescription)
+                case .finished:
+                    // handle isFetchingLatestTimeline in fetch controller delegate
+                    break
+                }
+
+                stateMachine.enter(Idle.self)
+            } receiveValue: { [weak viewModel] response in
+                guard let viewModel = viewModel else { return }
+                switch viewModel.selectedIndex.value {
+                case .EveryThing:
+                    if response.value.isEmpty {
+                        stateMachine.enter(NoMore.self)
+                    } else {
+                        stateMachine.enter(Idle.self)
                     }
-                    
-                    stateMachine.enter(Idle.self)
-                } receiveValue: { [weak viewModel] response in
-                    guard let viewModel = viewModel else { return }
-                    switch viewModel.selectedIndex.value {
-                    case .EveryThing:
-                        if response.value.isEmpty {
-                            stateMachine.enter(NoMore.self)
-                        } else {
-                            stateMachine.enter(Idle.self)
-                        }
-                    case .Mentions:
-                        viewModel.noMoreNotification.value = response.value.isEmpty
-                        let list = response.value.filter { $0.type == Mastodon.Entity.Notification.NotificationType.mention }
-                        if list.isEmpty {
-                            stateMachine.enter(NoMore.self)
-                        } else {
-                            stateMachine.enter(Idle.self)
-                        }
+                case .Mentions:
+                    viewModel.noMoreNotification.value = response.value.isEmpty
+                    let list = response.value.filter { $0.type == Mastodon.Entity.Notification.NotificationType.mention }
+                    if list.isEmpty {
+                        stateMachine.enter(NoMore.self)
+                    } else {
+                        stateMachine.enter(Idle.self)
                     }
                 }
-                .store(in: &viewModel.disposeBag)
+            }
+            .store(in: &viewModel.disposeBag)
         }
     }
     

Mastodon/Scene/Notification/TableViewCell/NotificationStatusTableViewCell.swift

@@ -37,6 +37,7 @@ final class NotificationStatusTableViewCell: UITableViewCell, StatusCell {
 
     static let actionImageBorderWidth: CGFloat = 2
     static let statusPadding = UIEdgeInsets(top: 50, left: 73, bottom: 24, right: 24)
+    static let actionImageViewSize = CGSize(width: 24, height: 24)
 
     var disposeBag = Set<AnyCancellable>()
     var pollCountdownSubscription: AnyCancellable?
@@ -45,32 +46,26 @@ final class NotificationStatusTableViewCell: UITableViewCell, StatusCell {
     var containerStackViewBottomLayoutConstraint: NSLayoutConstraint!
     let containerStackView = UIStackView()
 
-    var avatarImageViewTask: ImageTask?
     let avatarImageView: UIImageView = {
         let imageView = FLAnimatedImageView()
-        imageView.layer.cornerRadius = 4
-        imageView.layer.cornerCurve = .continuous
-        imageView.clipsToBounds = true
         return imageView
     }()
     
     let actionImageView: UIImageView = {
         let imageView = UIImageView()
+        imageView.contentMode = .center
         imageView.tintColor = Asset.Colors.Background.systemBackground.color
+        imageView.isOpaque = true
+        imageView.layer.masksToBounds = true
+        imageView.layer.cornerRadius = NotificationStatusTableViewCell.actionImageViewSize.width * 0.5
+        imageView.layer.cornerCurve = .circular
+        imageView.layer.borderWidth = NotificationStatusTableViewCell.actionImageBorderWidth
+        imageView.layer.borderColor = Asset.Colors.Background.systemBackground.color.cgColor
+        imageView.layer.shouldRasterize = true
+        imageView.layer.rasterizationScale = UIScreen.main.scale
         return imageView
     }()
     
-    let actionImageBackground: UIView = {
-        let view = UIView()
-        view.layer.cornerRadius = (24 + NotificationStatusTableViewCell.actionImageBorderWidth) / 2
-        view.layer.cornerCurve = .continuous
-        view.clipsToBounds = true
-        view.layer.borderWidth = NotificationStatusTableViewCell.actionImageBorderWidth
-        view.layer.borderColor = Asset.Colors.Background.systemBackground.color.cgColor
-        view.tintColor = Asset.Colors.Background.systemBackground.color
-        return view
-    }()
-    
     let avatarContainer: UIView = {
         let view = UIView()
         return view
@@ -148,8 +143,6 @@ final class NotificationStatusTableViewCell: UITableViewCell, StatusCell {
     override func prepareForReuse() {
         super.prepareForReuse()
         isFiltered = false
-        avatarImageViewTask?.cancel()
-        avatarImageViewTask = nil
         statusView.updateContentWarningDisplay(isHidden: true, animated: false)
         statusView.pollTableView.dataSource = nil
         statusView.playerContainerView.reset()
@@ -199,20 +192,13 @@ extension NotificationStatusTableViewCell {
             avatarImageView.widthAnchor.constraint(equalToConstant: 35).priority(.required - 1),
         ])
 
-        actionImageBackground.translatesAutoresizingMaskIntoConstraints = false
-        avatarContainer.addSubview(actionImageBackground)
-        NSLayoutConstraint.activate([
-            actionImageBackground.heightAnchor.constraint(equalToConstant: 24 + NotificationStatusTableViewCell.actionImageBorderWidth).priority(.required - 1),
-            actionImageBackground.widthAnchor.constraint(equalToConstant: 24 + NotificationStatusTableViewCell.actionImageBorderWidth).priority(.required - 1),
-            actionImageBackground.centerYAnchor.constraint(equalTo: avatarImageView.bottomAnchor),
-            actionImageBackground.centerXAnchor.constraint(equalTo: avatarContainer.trailingAnchor),
-        ])
-
         actionImageView.translatesAutoresizingMaskIntoConstraints = false
-        actionImageBackground.addSubview(actionImageView)
+        avatarContainer.addSubview(actionImageView)
         NSLayoutConstraint.activate([
-            actionImageView.centerXAnchor.constraint(equalTo: actionImageBackground.centerXAnchor),
-            actionImageView.centerYAnchor.constraint(equalTo: actionImageBackground.centerYAnchor),
+            actionImageView.centerYAnchor.constraint(equalTo: avatarContainer.bottomAnchor),
+            actionImageView.centerXAnchor.constraint(equalTo: avatarContainer.trailingAnchor),
+            actionImageView.widthAnchor.constraint(equalToConstant: NotificationStatusTableViewCell.actionImageViewSize.width),
+            actionImageView.heightAnchor.constraint(equalToConstant: NotificationStatusTableViewCell.actionImageViewSize.height),
         ])
 
         containerStackView.addArrangedSubview(contentStackView)
@@ -302,7 +288,7 @@ extension NotificationStatusTableViewCell {
         super.traitCollectionDidChange(previousTraitCollection)
         
         resetSeparatorLineLayout()
-        actionImageBackground.layer.borderColor = Asset.Colors.Background.systemBackground.color.cgColor
+        avatarImageView.layer.borderColor = Asset.Colors.Background.systemBackground.color.cgColor
         statusContainerView.layer.borderColor = Asset.Colors.Border.notificationStatus.color.cgColor
     }
 
@@ -405,3 +391,11 @@ extension NotificationStatusTableViewCell {
     }
     
 }
+
+// MARK: - AvatarConfigurableView
+extension NotificationStatusTableViewCell: AvatarConfigurableView {
+    static var configurableAvatarImageSize: CGSize { CGSize(width: 35, height: 35) }
+    static var configurableAvatarImageCornerRadius: CGFloat { 4 }
+    var configurableAvatarImageView: UIImageView? { avatarImageView }
+    var configurableAvatarButton: UIButton? { nil }
+}