current route identification

.github/workflows/check.yml

@@ -5,6 +5,8 @@ on:
     branches:
       - develop
 
+# TODO TLAD run `flutter format -l 1000 .` and fail if any
+
 jobs:
   build:
     name: Check code quality.

lib/model/settings.dart

@@ -155,7 +155,7 @@ extension ExtraHomePageSetting on HomePageSetting {
   String get name {
     switch (this) {
       case HomePageSetting.collection:
-        return 'All Media';
+        return 'Collection';
       case HomePageSetting.albums:
         return 'Albums';
       default:

lib/utils/flutter_utils.dart

@@ -0,0 +1,5 @@
+import 'package:flutter/widgets.dart';
+
+extension ExtraContext on BuildContext {
+  String get currentRouteName => ModalRoute.of(this)?.settings?.name;
+}

lib/widgets/about/about_page.dart

@@ -7,6 +7,8 @@ import 'package:flutter_staggered_animations/flutter_staggered_animations.dart';
 import 'package:package_info/package_info.dart';
 
 class AboutPage extends StatelessWidget {
+  static const routeName = '/about';
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(

lib/widgets/album/app_bar.dart

@@ -134,7 +134,10 @@ class _CollectionAppBarState extends State<CollectionAppBar> with SingleTickerPr
 
   Widget _buildAppBarTitle() {
     if (collection.isBrowsing) {
-      Widget title = Text(AvesApp.mode == AppMode.pick ? 'Select' : 'Aves', key: Key('appbar-title'));
+      Widget title = Text(
+        AvesApp.mode == AppMode.pick ? 'Select' : 'Collection',
+        key: Key('appbar-title'),
+      );
       if (AvesApp.mode == AppMode.main) {
         title = SourceStateAwareAppBarTitle(
           title: title,
@@ -345,6 +348,7 @@ class _CollectionAppBarState extends State<CollectionAppBar> with SingleTickerPr
     return Navigator.push(
       context,
       MaterialPageRoute(
+        settings: RouteSettings(name: StatsPage.routeName),
         builder: (context) => StatsPage(
           collection: collection,
         ),

lib/widgets/album/collection_page.dart

@@ -8,6 +8,8 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 class CollectionPage extends StatelessWidget {
+  static const routeName = '/collection';
+
   final CollectionLens collection;
 
   const CollectionPage(this.collection);

lib/widgets/album/grid/list_sliver.dart

@@ -5,7 +5,7 @@ import 'package:aves/services/viewer_service.dart';
 import 'package:aves/widgets/album/grid/list_known_extent.dart';
 import 'package:aves/widgets/album/grid/list_section_layout.dart';
 import 'package:aves/widgets/album/thumbnail/decorated.dart';
-import 'package:aves/widgets/common/transparent_material_page_route.dart';
+import 'package:aves/widgets/common/routes.dart';
 import 'package:aves/widgets/fullscreen/fullscreen_page.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
@@ -85,6 +85,7 @@ class GridThumbnail extends StatelessWidget {
     Navigator.push(
       context,
       TransparentMaterialPageRoute(
+        settings: RouteSettings(name: MultiFullscreenPage.routeName),
         pageBuilder: (c, a, sa) => MultiFullscreenPage(
           collection: collection,
           initialEntry: entry,

lib/widgets/app_drawer.dart

@@ -12,6 +12,7 @@ import 'package:aves/model/source/collection_source.dart';
 import 'package:aves/model/source/location.dart';
 import 'package:aves/model/source/tag.dart';
 import 'package:aves/utils/android_file_utils.dart';
+import 'package:aves/utils/flutter_utils.dart';
 import 'package:aves/widgets/about/about_page.dart';
 import 'package:aves/widgets/album/collection_page.dart';
 import 'package:aves/widgets/common/aves_logo.dart';
@@ -75,10 +76,10 @@ class _AppDrawerState extends State<AppDrawer> {
       ),
     );
 
-    final allMediaEntry = _FilteredCollectionNavTile(
+    final allCollectionEntry = _FilteredCollectionNavTile(
       source: source,
-      leading: Icon(AIcons.allMedia),
+      leading: Icon(AIcons.allCollection),
-      title: 'All media',
+      title: 'All collection',
       filter: null,
     );
     final videoEntry = _FilteredCollectionNavTile(
@@ -99,7 +100,7 @@ class _AppDrawerState extends State<AppDrawer> {
       child: ListTile(
         leading: Icon(AIcons.settings),
         title: Text('Preferences'),
-        onTap: () => _goTo((_) => SettingsPage()),
+        onTap: () => _goTo(SettingsPage.routeName, (_) => SettingsPage()),
       ),
     );
     final aboutEntry = SafeArea(
@@ -108,20 +109,20 @@ class _AppDrawerState extends State<AppDrawer> {
       child: ListTile(
         leading: Icon(AIcons.info),
         title: Text('About'),
-        onTap: () => _goTo((_) => AboutPage()),
+        onTap: () => _goTo(AboutPage.routeName, (_) => AboutPage()),
       ),
     );
 
     final drawerItems = <Widget>[
       header,
-      allMediaEntry,
+      allCollectionEntry,
       videoEntry,
       favouriteEntry,
       _buildSpecialAlbumSection(),
       Divider(),
-      _buildRegularAlbumSection(),
+      _buildAlbumListEntry(),
-      _buildCountrySection(),
+      _buildCountryListEntry(),
-      _buildTagSection(),
+      _buildTagListEntry(),
       Divider(),
       settingsEntry,
       aboutEntry,
@@ -133,7 +134,7 @@ class _AppDrawerState extends State<AppDrawer> {
           child: ListTile(
             leading: Icon(AIcons.debug),
             title: Text('Debug'),
-            onTap: () => _goTo((_) => DebugPage(source: source)),
+            onTap: () => _goTo(DebugPage.routeName, (_) => DebugPage(source: source)),
           ),
         ),
       ],
@@ -184,7 +185,7 @@ class _AppDrawerState extends State<AppDrawer> {
         builder: (context, snapshot) {
           final specialAlbums = source.sortedAlbums.where((album) {
             final type = androidFileUtils.getAlbumType(album);
-            return type != AlbumType.regular && type != AlbumType.app;
+            return [AlbumType.camera, AlbumType.screenshots].contains(type);
           });
 
           if (specialAlbums.isEmpty) return SizedBox.shrink();
@@ -197,7 +198,7 @@ class _AppDrawerState extends State<AppDrawer> {
         });
   }
 
-  Widget _buildRegularAlbumSection() {
+  Widget _buildAlbumListEntry() {
     return SafeArea(
       top: false,
       bottom: false,
@@ -215,12 +216,12 @@ class _AppDrawerState extends State<AppDrawer> {
                 ),
               );
             }),
-        onTap: () => _goTo((_) => AlbumListPage(source: source)),
+        onTap: () => _goTo(AlbumListPage.routeName, (_) => AlbumListPage(source: source)),
       ),
     );
   }
 
-  Widget _buildCountrySection() {
+  Widget _buildCountryListEntry() {
     return SafeArea(
       top: false,
       bottom: false,
@@ -237,12 +238,12 @@ class _AppDrawerState extends State<AppDrawer> {
                 ),
               );
             }),
-        onTap: () => _goTo((_) => CountryListPage(source: source)),
+        onTap: () => _goTo(CountryListPage.routeName, (_) => CountryListPage(source: source)),
       ),
     );
   }
 
-  Widget _buildTagSection() {
+  Widget _buildTagListEntry() {
     return SafeArea(
       top: false,
       bottom: false,
@@ -259,14 +260,21 @@ class _AppDrawerState extends State<AppDrawer> {
                 ),
               );
             }),
-        onTap: () => _goTo((_) => TagListPage(source: source)),
+        onTap: () => _goTo(TagListPage.routeName, (_) => TagListPage(source: source)),
       ),
     );
   }
 
-  void _goTo(WidgetBuilder builder) {
+  void _goTo(String routeName, WidgetBuilder builder) {
     Navigator.pop(context);
-    Navigator.push(context, MaterialPageRoute(builder: builder));
+    if (routeName != context.currentRouteName) {
+      Navigator.push(
+          context,
+          MaterialPageRoute(
+            settings: RouteSettings(name: routeName),
+            builder: builder,
+          ));
+    }
   }
 }
 
@@ -306,6 +314,7 @@ class _FilteredCollectionNavTile extends StatelessWidget {
     Navigator.pushAndRemoveUntil(
       context,
       MaterialPageRoute(
+        settings: RouteSettings(name: CollectionPage.routeName),
         builder: (context) => CollectionPage(CollectionLens(
           source: source,
           filters: [filter],

lib/widgets/common/action_delegates/entry_action_delegate.dart

@@ -174,6 +174,7 @@ class EntryActionDelegate with FeedbackMixin, PermissionAwareMixin {
     Navigator.push(
       context,
       MaterialPageRoute(
+        settings: RouteSettings(name: FullscreenDebugPage.routeName),
         builder: (context) => FullscreenDebugPage(entry: entry),
       ),
     );

lib/widgets/common/icons.dart

@@ -7,7 +7,7 @@ import 'package:flutter/material.dart';
 import 'package:outline_material_icons/outline_material_icons.dart';
 
 class AIcons {
-  static const IconData allMedia = OMIcons.collections;
+  static const IconData allCollection = OMIcons.collections;
   static const IconData image = OMIcons.photo;
   static const IconData video = OMIcons.movie;
   static const IconData vector = OMIcons.code;

lib/widgets/common/routes.dart

@@ -0,0 +1,33 @@
+import 'package:flutter/material.dart';
+
+class DirectMaterialPageRoute<T> extends PageRouteBuilder<T> {
+  DirectMaterialPageRoute({
+    RouteSettings settings,
+    @required WidgetBuilder builder,
+  }) : super(
+          settings: settings,
+          transitionDuration: Duration.zero,
+          pageBuilder: (c, a, sa) => builder(c),
+        );
+
+  @override
+  Widget buildTransitions(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation, Widget child) {
+    return child;
+  }
+}
+
+class TransparentMaterialPageRoute<T> extends PageRouteBuilder<T> {
+  TransparentMaterialPageRoute({
+    RouteSettings settings,
+    @required RoutePageBuilder pageBuilder,
+  }) : super(settings: settings, pageBuilder: pageBuilder);
+
+  @override
+  bool get opaque => false;
+
+  @override
+  Widget buildTransitions(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation, Widget child) {
+    final theme = Theme.of(context).pageTransitionsTheme;
+    return theme.buildTransitions<T>(this, context, animation, secondaryAnimation, child);
+  }
+}

lib/widgets/common/transparent_material_page_route.dart

@@ -1,16 +0,0 @@
-import 'package:flutter/material.dart';
-
-class TransparentMaterialPageRoute<T> extends PageRouteBuilder<T> {
-  TransparentMaterialPageRoute({
-    @required RoutePageBuilder pageBuilder,
-  }) : super(pageBuilder: pageBuilder);
-
-  @override
-  bool get opaque => false;
-
-  @override
-  Widget buildTransitions(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation, Widget child) {
-    final theme = Theme.of(context).pageTransitionsTheme;
-    return theme.buildTransitions<T>(this, context, animation, secondaryAnimation, child);
-  }
-}

lib/widgets/debug_page.dart

@@ -18,6 +18,8 @@ import 'package:flutter_svg/flutter_svg.dart';
 import 'package:outline_material_icons/outline_material_icons.dart';
 
 class DebugPage extends StatefulWidget {
+  static const routeName = '/debug';
+
   final CollectionSource source;
 
   const DebugPage({this.source});

lib/widgets/filter_grids/albums_page.dart

@@ -17,6 +17,8 @@ import 'package:flutter/scheduler.dart';
 import 'package:provider/provider.dart';
 
 class AlbumListPage extends StatelessWidget {
+  static const routeName = '/albums';
+
   final CollectionSource source;
 
   const AlbumListPage({@required this.source});

lib/widgets/filter_grids/countries_page.dart

@@ -7,6 +7,8 @@ import 'package:aves/widgets/filter_grids/filter_grid_page.dart';
 import 'package:flutter/material.dart';
 
 class CountryListPage extends StatelessWidget {
+  static const routeName = '/countries';
+
   final CollectionSource source;
 
   const CountryListPage({@required this.source});

lib/widgets/filter_grids/filter_grid_page.dart

@@ -56,6 +56,7 @@ class FilterNavigationPage extends StatelessWidget {
       onPressed: (filter) => Navigator.pushAndRemoveUntil(
         context,
         MaterialPageRoute(
+          settings: RouteSettings(name: CollectionPage.routeName),
           builder: (context) => CollectionPage(CollectionLens(
             source: source,
             filters: [filter],

lib/widgets/filter_grids/tags_page.dart

@@ -7,6 +7,8 @@ import 'package:aves/widgets/filter_grids/filter_grid_page.dart';
 import 'package:flutter/material.dart';
 
 class TagListPage extends StatelessWidget {
+  static const routeName = '/tags';
+
   final CollectionSource source;
 
   const TagListPage({@required this.source});

lib/widgets/fullscreen/debug.dart

@@ -10,6 +10,8 @@ import 'package:flutter/material.dart';
 import 'package:tuple/tuple.dart';
 
 class FullscreenDebugPage extends StatefulWidget {
+  static const routeName = '/fullscreen/debug';
+
   final ImageEntry entry;
 
   const FullscreenDebugPage({@required this.entry});

lib/widgets/fullscreen/fullscreen_body.dart

@@ -275,6 +275,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
     Navigator.pushAndRemoveUntil(
       context,
       MaterialPageRoute(
+        settings: RouteSettings(name: CollectionPage.routeName),
         builder: (context) => CollectionPage(collection.derive(filter)),
       ),
       (route) => false,
@@ -323,7 +324,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
   }
 
   void _onLeave() {
-    if (!ModalRoute.of(context).canPop) {
+    if (!Navigator.canPop(context)) {
       // exit app when trying to pop a fullscreen page that is a viewer for a single entry
       exit(0);
     }

lib/widgets/fullscreen/fullscreen_page.dart

@@ -5,6 +5,8 @@ import 'package:aves/widgets/fullscreen/fullscreen_body.dart';
 import 'package:flutter/material.dart';
 
 class MultiFullscreenPage extends AnimatedWidget {
+  static const routeName = '/fullscreen';
+
   final CollectionLens collection;
   final ImageEntry initialEntry;
 
@@ -30,6 +32,8 @@ class MultiFullscreenPage extends AnimatedWidget {
 }
 
 class SingleFullscreenPage extends StatelessWidget {
+  static const routeName = '/fullscreen';
+
   final ImageEntry entry;
 
   const SingleFullscreenPage({

lib/widgets/fullscreen/overlay/top.dart

@@ -126,7 +126,7 @@ class _TopOverlayRow extends StatelessWidget {
       children: [
         OverlayButton(
           scale: scale,
-          child: ModalRoute.of(context)?.canPop ?? true ? BackButton() : CloseButton(),
+          child: Navigator.canPop(context) ? BackButton() : CloseButton(),
         ),
         Spacer(),
         ...quickActions.map(_buildOverlayButton),

lib/widgets/home_page.dart

@@ -7,7 +7,7 @@ import 'package:aves/services/viewer_service.dart';
 import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/widgets/album/collection_page.dart';
 import 'package:aves/widgets/common/data_providers/media_store_collection_provider.dart';
-import 'package:aves/widgets/common/icons.dart';
+import 'package:aves/widgets/common/routes.dart';
 import 'package:aves/widgets/filter_grids/albums_page.dart';
 import 'package:aves/widgets/fullscreen/fullscreen_page.dart';
 import 'package:flutter/material.dart';
@@ -17,6 +17,8 @@ import 'package:permission_handler/permission_handler.dart';
 import 'package:screen/screen.dart';
 
 class HomePage extends StatefulWidget {
+  static const routeName = '/';
+
   const HomePage();
 
   @override
@@ -26,16 +28,18 @@ class HomePage extends StatefulWidget {
 class _HomePageState extends State<HomePage> {
   MediaStoreSource _mediaStore;
   ImageEntry _viewerEntry;
-  Future<void> _appSetup;
 
   @override
   void initState() {
     super.initState();
-    _appSetup = _setup();
+    _setup();
     imageCache.maximumSizeBytes = 512 * (1 << 20);
     Screen.keepOn(true);
   }
 
+  @override
+  Widget build(BuildContext context) => Scaffold();
+
   Future<void> _setup() async {
     final permissions = await [
       Permission.storage,
@@ -80,6 +84,8 @@ class _HomePageState extends State<HomePage> {
       await _mediaStore.init();
       unawaited(_mediaStore.refresh());
     }
+
+    unawaited(Navigator.pushReplacement(context, _getRedirectRoute()));
   }
 
   Future<ImageEntry> _initViewerEntry({@required String uri, @required String mimeType}) async {
@@ -92,30 +98,36 @@ class _HomePageState extends State<HomePage> {
     return entry;
   }
 
-  @override
+  Route _getRedirectRoute() {
-  Widget build(BuildContext context) {
+    switch (AvesApp.mode) {
-    return FutureBuilder<void>(
+      case AppMode.view:
-        future: _appSetup,
+        return DirectMaterialPageRoute(
-        builder: (context, snapshot) {
+          settings: RouteSettings(name: SingleFullscreenPage.routeName),
-          if (snapshot.hasError) return Icon(AIcons.error);
+          builder: (_) => SingleFullscreenPage(entry: _viewerEntry),
-          if (snapshot.connectionState != ConnectionState.done) return Scaffold();
+        );
-          if (AvesApp.mode == AppMode.view) {
+      case AppMode.main:
-            return SingleFullscreenPage(entry: _viewerEntry);
+      case AppMode.pick:
+        if (_mediaStore != null) {
+          switch (settings.homePage) {
+            case HomePageSetting.albums:
+              return DirectMaterialPageRoute(
+                settings: RouteSettings(name: AlbumListPage.routeName),
+                builder: (_) => AlbumListPage(source: _mediaStore),
+              );
+            case HomePageSetting.collection:
+              return DirectMaterialPageRoute(
+                settings: RouteSettings(name: CollectionPage.routeName),
+                builder: (_) => CollectionPage(
+                  CollectionLens(
+                    source: _mediaStore,
+                    groupFactor: settings.collectionGroupFactor,
+                    sortFactor: settings.collectionSortFactor,
+                  ),
+                ),
+              );
           }
-          if (_mediaStore != null) {
+        }
-            switch (settings.homePage) {
+    }
-              case HomePageSetting.albums:
+    return null;
-                return AlbumListPage(source: _mediaStore);
-                break;
-              case HomePageSetting.collection:
-                return CollectionPage(CollectionLens(
-                  source: _mediaStore,
-                  groupFactor: settings.collectionGroupFactor,
-                  sortFactor: settings.collectionSortFactor,
-                ));
-            }
-          }
-          return SizedBox.shrink();
-        });
   }
 }

lib/widgets/settings/settings_page.dart

@@ -7,6 +7,8 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 class SettingsPage extends StatelessWidget {
+  static const routeName = '/settings';
+
   @override
   Widget build(BuildContext context) {
     return MediaQueryDataProvider(

lib/widgets/stats/filter_table.dart

@@ -90,6 +90,7 @@ class FilterTable extends StatelessWidget {
     Navigator.pushAndRemoveUntil(
       context,
       MaterialPageRoute(
+        settings: RouteSettings(name: CollectionPage.routeName),
         builder: (context) => CollectionPage(collection.derive(filter)),
       ),
       (route) => false,

lib/widgets/stats/stats.dart

@@ -20,6 +20,8 @@ import 'package:intl/intl.dart';
 import 'package:percent_indicator/linear_percent_indicator.dart';
 
 class StatsPage extends StatelessWidget {
+  static const routeName = '/collection/stats';
+
   final CollectionLens collection;
   final Map<String, int> entryCountPerCountry = {}, entryCountPerPlace = {}, entryCountPerTag = {};
 
@@ -236,6 +238,7 @@ class StatsPage extends StatelessWidget {
     Navigator.pushAndRemoveUntil(
       context,
       MaterialPageRoute(
+        settings: RouteSettings(name: CollectionPage.routeName),
         builder: (context) => CollectionPage(collection.derive(filter)),
       ),
       (route) => false,

lib/widgets/welcome_page.dart

@@ -107,6 +107,7 @@ class _WelcomePageState extends State<WelcomePage> {
               Navigator.pushAndRemoveUntil(
                 context,
                 MaterialPageRoute(
+                  settings: RouteSettings(name: HomePage.routeName),
                   builder: (context) => HomePage(),
                 ),
                 (route) => false,

test_driver/app_test.dart

@@ -56,7 +56,7 @@ void agreeToTerms() {
     await driver.tap(find.byValueKey('continue-button'));
     await driver.waitUntilNoTransientCallbacks();
 
-    expect(await driver.getText(find.byValueKey('appbar-title')), 'Aves');
+    expect(await driver.getText(find.byValueKey('appbar-title')), 'Collection');
   });
 }