Prep Mac app for release, fix bugs in iOS app

Shared/Extensions/WriteFreelyModel+API.swift

@@ -94,9 +94,16 @@ extension WriteFreelyModel {
         }
 
         if post.language == nil {
-            if let languageCode = Locale.current.languageCode {
-                post.language = languageCode
-                post.rtl = Locale.characterDirection(forLanguage: languageCode) == .rightToLeft
+            if #available(iOS 16, macOS 13, *) {
+                if let languageCode = Locale.current.language.languageCode?.identifier {
+                    post.language = languageCode
+                    post.rtl = Locale.Language(identifier: languageCode).characterDirection == .rightToLeft
+                }
+            } else {
+                if let languageCode = Locale.current.languageCode {
+                    post.language = languageCode
+                    post.rtl = Locale.characterDirection(forLanguage: languageCode) == .rightToLeft
+                }
             }
         }
 

Shared/Navigation/ContentView.swift

@@ -5,62 +5,86 @@ struct ContentView: View {
     @EnvironmentObject var errorHandling: ErrorHandling
 
     var body: some View {
-        NavigationView {
-            #if os(macOS)
-            CollectionListView()
-                .withErrorHandling()
-                .toolbar {
-                    Button(
-                        action: {
-                            NSApp.keyWindow?.contentViewController?.tryToPerform(
-                                #selector(NSSplitViewController.toggleSidebar(_:)), with: nil
+        #if os(macOS)
+        WFNavigation(
+            collectionList: {
+                CollectionListView()
+                    .withErrorHandling()
+                    .toolbar {
+                        if #available(macOS 13, *) {
+                            EmptyView()
+                        } else {
+                            Button(
+                                action: {
+                                    NSApp.keyWindow?.contentViewController?.tryToPerform(
+                                        #selector(NSSplitViewController.toggleSidebar(_:)), with: nil
+                                    )
+                                },
+                                label: { Image(systemName: "sidebar.left") }
                             )
-                        },
-                        label: { Image(systemName: "sidebar.left") }
-                    )
-                    .help("Toggle the sidebar's visibility.")
-                    Spacer()
-                    Button(action: {
-                        withAnimation {
-                            // Un-set the currently selected post
-                            self.model.selectedPost = nil
+                            .help("Toggle the sidebar's visibility.")
                         }
-                        // Create the new-post managed object
-                        let managedPost = model.editor.generateNewLocalPost(withFont: model.preferences.font)
-                        withAnimation {
-                            DispatchQueue.main.async {
-                                // Load the new post in the editor
-                                self.model.selectedPost = managedPost
+                        Spacer()
+                        Button(action: {
+                            withAnimation {
+                                // Un-set the currently selected post
+                                self.model.selectedPost = nil
+                            }
+                            // Create the new-post managed object
+                            let managedPost = model.editor.generateNewLocalPost(withFont: model.preferences.font)
+                            withAnimation {
+                                DispatchQueue.main.async {
+                                    // Load the new post in the editor
+                                    self.model.selectedPost = managedPost
+                                }
                             }
+                        }, label: { Image(systemName: "square.and.pencil") })
+                        .help("Create a new local draft.")
+                    }
+                    .frame(width: 200)
+            },
+            postList: {
+                ZStack {
+                    PostListView(selectedCollection: model.selectedCollection, showAllPosts: model.showAllPosts)
+                        .withErrorHandling()
+                        .frame(width: 300)
+                    if model.isProcessingRequest {
+                        ZStack {
+                            Color(NSColor.controlBackgroundColor).opacity(0.75)
+                            ProgressView()
                         }
-                    }, label: { Image(systemName: "square.and.pencil") })
-                    .help("Create a new local draft.")
-                }
-                .frame(width: 200)
-            #else
-            CollectionListView()
-                .withErrorHandling()
-            #endif
-
-            #if os(macOS)
-            ZStack {
-                PostListView(selectedCollection: model.selectedCollection, showAllPosts: model.showAllPosts)
-                    .withErrorHandling()
-                    .frame(width: 300)
-                if model.isProcessingRequest {
-                    ZStack {
-                        Color(NSColor.controlBackgroundColor).opacity(0.75)
-                        ProgressView()
                     }
                 }
+            },
+            postDetail: {
+                NoSelectedPostView(isConnected: $model.hasNetworkConnection)
+            }
+        )
+        .environmentObject(model)
+        .onChange(of: model.hasError) { value in
+            if value {
+                if let error = model.currentError {
+                    self.errorHandling.handle(error: error)
+                } else {
+                    self.errorHandling.handle(error: AppError.genericError())
+                }
+                model.hasError = false
             }
-            #else
-            PostListView(selectedCollection: model.selectedCollection, showAllPosts: model.showAllPosts)
-                .withErrorHandling()
-            #endif
-
-            NoSelectedPostView(isConnected: $model.hasNetworkConnection)
         }
+        #else
+        WFNavigation(
+            collectionList: {
+                CollectionListView()
+                    .withErrorHandling()
+            },
+            postList: {
+                PostListView(selectedCollection: model.selectedCollection, showAllPosts: model.showAllPosts)
+                    .withErrorHandling()
+            },
+            postDetail: {
+                NoSelectedPostView(isConnected: $model.hasNetworkConnection)
+            }
+        )
         .environmentObject(model)
         .onChange(of: model.hasError) { value in
             if value {
@@ -72,6 +96,7 @@ struct ContentView: View {
                 model.hasError = false
             }
         }
+        #endif
     }
 }
 

Shared/Navigation/WFNavigation.swift

@@ -0,0 +1,37 @@
+import SwiftUI
+
+struct WFNavigation<CollectionList, PostList, PostDetail>: View
+    where CollectionList: View, PostList: View, PostDetail: View {
+
+    private var collectionList: CollectionList
+    private var postList: PostList
+    private var postDetail: PostDetail
+
+    init(
+        @ViewBuilder collectionList: () -> CollectionList,
+        @ViewBuilder postList: () -> PostList,
+        @ViewBuilder postDetail: () -> PostDetail
+    ) {
+        self.collectionList = collectionList()
+        self.postList = postList()
+        self.postDetail = postDetail()
+    }
+
+    var body: some View {
+        #if os(macOS)
+        NavigationSplitView {
+            collectionList
+        } content: {
+            postList
+        } detail: {
+            postDetail
+        }
+        #else
+        NavigationView {
+            collectionList
+            postList
+            postDetail
+        }
+        #endif
+    }
+}

Shared/PostEditor/PostEditorModel.swift

@@ -48,9 +48,16 @@ struct PostEditorModel {
         default:
             managedPost.appearance = "serif"
         }
-        if let languageCode = Locale.current.languageCode {
-            managedPost.language = languageCode
-            managedPost.rtl = Locale.characterDirection(forLanguage: languageCode) == .rightToLeft
+        if #available(iOS 16, macOS 13, *) {
+            if let languageCode = Locale.current.language.languageCode?.identifier {
+                managedPost.language = languageCode
+                managedPost.rtl = Locale.Language(identifier: languageCode).characterDirection == .rightToLeft
+            }
+        } else {
+            if let languageCode = Locale.current.languageCode {
+                managedPost.language = languageCode
+                managedPost.rtl = Locale.characterDirection(forLanguage: languageCode) == .rightToLeft
+            }
         }
         return managedPost
     }

Shared/PostList/PostListView.swift

@@ -126,18 +126,18 @@ struct PostListView: View {
             .frame(height: frameHeight)
             .background(Color(UIColor.systemGray5))
             .overlay(Divider(), alignment: .top)
-            .onReceive(NotificationCenter.default.publisher(for: UIApplication.didBecomeActiveNotification)) { _ in
-                // We use this to invalidate and refresh the view, so that new posts created outside of the app (e.g.,
-                // in the action extension) show up.
-                withAnimation {
-                    self.filteredListViewId += 1
-                }
-            }
         }
         .ignoresSafeArea(.all, edges: .bottom)
         .onAppear {
+            // Set the selected collection and whether or not we want to show all posts
             model.selectedCollection = selectedCollection
             model.showAllPosts = showAllPosts
+
+            // We use this to invalidate and refresh the view, so that new posts created outside of the app (e.g.,
+            // in the action extension) show up.
+            withAnimation {
+                self.filteredListViewId += 1
+            }
         }
         .onChange(of: model.hasError) { value in
             if value {

Technotes/MacSoftwareUpdater.md

@@ -2,13 +2,6 @@
 
 To make updating the Mac app easy, we're using the [Sparkle framework][1].
 
-This is added to the project via the Swift Package Manager (SPM), but at the time of writing, tagged versions of Sparkle do not yet support
-SPM — the dependency can only be added from a branch or commit. To avoid any surprises arising from updates to the project's `master`
-branch, we're using [WriteFreely's fork of Sparkle][2]. Updates to the forked repository from upstream should be considered dangerous and
-tested thoroughly before merging into `main`.  
-
-WriteFreely for Mac uses the v1.x branch of Sparkle, and is therefore not a sandboxed app.
-
 ## Troubleshooting
 
 ### If Xcode throws an error when you try to build the project
@@ -22,21 +15,22 @@ You should then be able to build and run the Mac target.
 
 ### If you can't run `generate_keys` because "Apple cannot check it for malicious software"
 
-There may be a code signing issue with Sparkle. Right-click on `generate_keys` in the Finder and choose Open ([reference][3]). 
+If you run into a code signing issue with Sparkle, right-click on `generate_keys` in the Finder and choose Open ([reference][2]). 
 
 ## Deploying Updates
 
-To [publish an update to the app][5], you'll need the **Sparkle-for-Swift-Package-Manager.zip** [archive][4] — specifically, you'll need the
-`generate_appcast` tool. Download and de-compress the archive.
+To [publish an update to the app][4], you'll need the **Sparkle-for-Swift-Package-Manager.zip** [archive][3] — 
+specifically, you'll need the `generate_appcast` tool. Download and de-compress the archive.
 
-You will need some credentials and signing certificates to proceed with this process; speak to the project maintainer if you're responsible for
-creating the update, and confirm you have:
+You will need some credentials and signing certificates to proceed with this process; speak to the project maintainer if
+you're responsible for creating the update, and confirm you have:
 
 - the app's Developer ID Application certificate (check your Mac's system Keychain)
 - the Sparkle EdDSA signing key (again, check your Mac's system Keychain)
 
-Sign and notarize the app archive, then click on **Export Notarized App** in Xcode's Organizer window. Open the Terminal and navigate to
-where you de-compressed the Sparkle-for-Swift-Package-Manager archive, then create a zip file that preserves symlinks:
+Sign and notarize the app archive, then click on **Export Notarized App** in Xcode's Organizer window. Open the Terminal
+and navigate to where you de-compressed the Sparkle-for-Swift-Package-Manager archive, then create a zip file that
+preserves symlinks:
 
 ```bash
 % ditto -c -k --sequesterRsrc --keepParent <source_path_to_app> <zip_destination>
@@ -60,7 +54,6 @@ and they'll be made available to users.
 
 <!--references-->
 [1]: https://sparkle-project.org
-[2]: https://github.com/writefreely/Sparkle
-[3]: https://github.com/sparkle-project/Sparkle/issues/1701#issuecomment-752249920
-[4]: https://github.com/sparkle-project/Sparkle/releases/tag/1.24.0
-[5]: https://sparkle-project.org/documentation/publishing/
+[2]: https://github.com/sparkle-project/Sparkle/issues/1701#issuecomment-752249920
+[3]: https://github.com/sparkle-project/Sparkle/releases/tag/1.24.0
+[4]: https://sparkle-project.org/documentation/publishing/