build: Use Flutter 3.19.6 for Linux

.github/workflows/release.yaml

@@ -110,7 +110,7 @@ jobs:
       - run: cat .github/workflows/versions.env >> $GITHUB_ENV
       - uses: subosito/flutter-action@v2
         with:
-          flutter-version: ${{ env.FLUTTER_VERSION }}
+          flutter-version: 3.19.6 # Workaround for not working on 3.22
           cache: true
       - name: Install dependencies
         run: sudo apt-get update && sudo apt-get install curl clang cmake ninja-build pkg-config libgtk-3-dev libblkid-dev liblzma-dev libjsoncpp-dev cmake-data libsecret-1-dev libsecret-1-0 librhash0 libssl-dev -y

lib/pages/chat/chat_view.dart

@@ -303,7 +303,8 @@ class ChatView extends StatelessWidget {
                                 clipBehavior: Clip.hardEdge,
                                 color: Theme.of(context)
                                     .colorScheme
-                                    .surfaceContainerHighest,
+                                    // ignore: deprecated_member_use
+                                    .surfaceVariant,
                                 borderRadius: const BorderRadius.all(
                                   Radius.circular(24),
                                 ),

lib/pages/chat/events/message.dart

@@ -77,7 +77,8 @@ class Message extends StatelessWidget {
     final client = Matrix.of(context).client;
     final ownMessage = event.senderId == client.userID;
     final alignment = ownMessage ? Alignment.topRight : Alignment.topLeft;
-    var color = Theme.of(context).colorScheme.surfaceContainerHighest;
+    // ignore: deprecated_member_use
+    var color = Theme.of(context).colorScheme.surfaceVariant;
     final displayTime = event.type == EventTypes.RoomCreate ||
         nextEvent == null ||
         !event.originServerTs.sameEnvironment(nextEvent!.originServerTs);

lib/pages/chat/typing_indicators.dart

@@ -81,7 +81,8 @@ class TypingIndicators extends StatelessWidget {
                   padding: const EdgeInsets.only(top: topPadding),
                   child: Material(
                     color:
-                        Theme.of(context).colorScheme.surfaceContainerHighest,
+                        // ignore: deprecated_member_use
+                        Theme.of(context).colorScheme.surfaceVariant,
                     borderRadius: const BorderRadius.only(
                       topLeft: Radius.circular(2),
                       topRight: Radius.circular(AppConfig.borderRadius),

lib/pages/homeserver_picker/homeserver_app_bar.dart

@@ -93,7 +93,8 @@ class HomeserverAppBar extends StatelessWidget {
               : null,
           fillColor: FluffyThemes.isColumnMode(context)
               ? Theme.of(context).colorScheme.surface
-              : Theme.of(context).colorScheme.surfaceContainerHighest,
+              // ignore: deprecated_member_use
+              : Theme.of(context).colorScheme.surfaceVariant,
           prefixText: '${L10n.of(context)!.homeserver}: ',
           hintText: L10n.of(context)!.enterYourHomeserver,
           suffixIcon: const Icon(Icons.search),

lib/pages/login/login_view.dart

@@ -24,7 +24,8 @@ class LoginView extends StatelessWidget {
 
     final textFieldFillColor = FluffyThemes.isColumnMode(context)
         ? Theme.of(context).colorScheme.surface
-        : Theme.of(context).colorScheme.surfaceContainerHighest;
+        // ignore: deprecated_member_use
+        : Theme.of(context).colorScheme.surfaceVariant;
 
     return LoginScaffold(
       enforceMobileMode: Matrix.of(context).client.isLogged(),

lib/pages/user_bottom_sheet/user_bottom_sheet_view.dart

@@ -120,7 +120,8 @@ class UserBottomSheetView extends StatelessWidget {
                     padding: const EdgeInsets.all(12.0),
                     child: Material(
                       color:
-                          Theme.of(context).colorScheme.surfaceContainerHighest,
+                          // ignore: deprecated_member_use
+                          Theme.of(context).colorScheme.surfaceVariant,
                       borderRadius:
                           BorderRadius.circular(AppConfig.borderRadius),
                       child: ListTile(

snap/snapcraft.yaml

@@ -64,13 +64,40 @@ parts:
     stage-snaps:
       - zenity-integration
 
+  flutter-git:
+    source: https://github.com/flutter/flutter.git
+    source-tag: 3.19.6
+    source-depth: 1
+    plugin: nil
+    override-build: |
+      mkdir -p $CRAFT_PART_INSTALL/usr/bin
+      mkdir -p $CRAFT_PART_INSTALL/usr/libexec
+      cp -r $CRAFT_PART_SRC $CRAFT_PART_INSTALL/usr/libexec/flutter
+      ln -s $CRAFT_PART_INSTALL/usr/libexec/flutter/bin/flutter $CRAFT_PART_INSTALL/usr/bin/flutter
+      ln -s $SNAPCRAFT_PART_INSTALL/usr/libexec/flutter/bin/dart $SNAPCRAFT_PART_INSTALL/usr/bin/dart
+      $CRAFT_PART_INSTALL/usr/bin/flutter doctor
+    build-packages:
+      - clang
+      - cmake
+      - curl
+      - libgtk-3-dev
+      - ninja-build
+      - unzip
+      - xz-utils
+      - zip
+    override-prime: ''
+
   fluffychat:
-    plugin: flutter
+    after: [flutter-git]
+    plugin: nil
     source: .
     override-build: |
       # Workaround for Flutter build error:
       rm -rf build
-      craftctl default
+
+      flutter build linux --release -v
+      mkdir -p $CRAFT_PART_INSTALL/bin/
+      cp -r build/linux/*/release/bundle/* $CRAFT_PART_INSTALL/bin/
     build-packages:
       - libjsoncpp-dev
       - curl
@@ -87,7 +114,7 @@ slots:
 
 apps:
   fluffychat:
-    command: fluffychat
+    command: bin/fluffychat
     extensions: [ gnome ]
     plugs:
       - audio-playback