settings: added option to show album list on launch

lib/model/settings.dart

@@ -16,13 +16,14 @@ class Settings {
   Settings._private();
 
   // preferences
+  static const catalogTimeZoneKey = 'catalog_time_zone';
   static const collectionGroupFactorKey = 'collection_group_factor';
   static const collectionSortFactorKey = 'collection_sort_factor';
   static const collectionTileExtentKey = 'collection_tile_extent';
+  static const hasAcceptedTermsKey = 'has_accepted_terms';
   static const infoMapStyleKey = 'info_map_style';
   static const infoMapZoomKey = 'info_map_zoom';
-  static const catalogTimeZoneKey = 'catalog_time_zone';
+  static const launchPageKey = 'launch_page';
-  static const hasAcceptedTermsKey = 'has_accepted_terms';
 
   Future<void> init() async {
     _prefs = await SharedPreferences.getInstance();
@@ -52,14 +53,6 @@ class Settings {
     }
   }
 
-  EntryMapStyle get infoMapStyle => getEnumOrDefault(infoMapStyleKey, EntryMapStyle.stamenWatercolor, EntryMapStyle.values);
-
-  set infoMapStyle(EntryMapStyle newValue) => setAndNotify(infoMapStyleKey, newValue.toString());
-
-  double get infoMapZoom => _prefs.getDouble(infoMapZoomKey) ?? 12;
-
-  set infoMapZoom(double newValue) => setAndNotify(infoMapZoomKey, newValue);
-
   String get catalogTimeZone => _prefs.getString(catalogTimeZoneKey) ?? '';
 
   set catalogTimeZone(String newValue) => setAndNotify(catalogTimeZoneKey, newValue);
@@ -76,10 +69,22 @@ class Settings {
 
   set collectionTileExtent(double newValue) => setAndNotify(collectionTileExtentKey, newValue);
 
+  EntryMapStyle get infoMapStyle => getEnumOrDefault(infoMapStyleKey, EntryMapStyle.stamenWatercolor, EntryMapStyle.values);
+
+  set infoMapStyle(EntryMapStyle newValue) => setAndNotify(infoMapStyleKey, newValue.toString());
+
+  double get infoMapZoom => _prefs.getDouble(infoMapZoomKey) ?? 12;
+
+  set infoMapZoom(double newValue) => setAndNotify(infoMapZoomKey, newValue);
+
   bool get hasAcceptedTerms => getBoolOrDefault(hasAcceptedTermsKey, false);
 
   set hasAcceptedTerms(bool newValue) => setAndNotify(hasAcceptedTermsKey, newValue);
 
+  LaunchPage get launchPage => getEnumOrDefault(launchPageKey, LaunchPage.collection, LaunchPage.values);
+
+  set launchPage(LaunchPage newValue) => setAndNotify(launchPageKey, newValue.toString());
+
   // convenience methods
 
   // ignore: avoid_positional_boolean_parameters
@@ -124,3 +129,18 @@ class Settings {
     }
   }
 }
+
+enum LaunchPage { collection, albums }
+
+extension ExtraLaunchPage on LaunchPage {
+  String get name {
+    switch (this) {
+      case LaunchPage.collection:
+        return 'All Media';
+      case LaunchPage.albums:
+        return 'Albums';
+      default:
+        return toString();
+    }
+  }
+}

lib/widgets/app_drawer.dart

@@ -3,9 +3,7 @@ import 'dart:ui';
 import 'package:aves/model/filters/album.dart';
 import 'package:aves/model/filters/favourite.dart';
 import 'package:aves/model/filters/filters.dart';
-import 'package:aves/model/filters/location.dart';
 import 'package:aves/model/filters/mime.dart';
-import 'package:aves/model/filters/tag.dart';
 import 'package:aves/model/mime_types.dart';
 import 'package:aves/model/settings.dart';
 import 'package:aves/model/source/album.dart';
@@ -16,7 +14,6 @@ import 'package:aves/model/source/tag.dart';
 import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/widgets/about/about_page.dart';
 import 'package:aves/widgets/album/collection_page.dart';
-import 'package:aves/widgets/album/empty.dart';
 import 'package:aves/widgets/common/aves_logo.dart';
 import 'package:aves/widgets/common/icons.dart';
 import 'package:aves/widgets/debug_page.dart';
@@ -100,7 +97,7 @@ class _AppDrawerState extends State<AppDrawer> {
       child: ListTile(
         leading: Icon(AIcons.settings),
         title: Text('Preferences'),
-        onTap: () => _goToSettings(context),
+        onTap: () => _goTo((_) => SettingsPage()),
       ),
     );
     final aboutEntry = SafeArea(
@@ -109,7 +106,7 @@ class _AppDrawerState extends State<AppDrawer> {
       child: ListTile(
         leading: Icon(AIcons.info),
         title: Text('About'),
-        onTap: () => _goToAbout(context),
+        onTap: () => _goTo((_) => AboutPage()),
       ),
     );
 
@@ -134,7 +131,7 @@ class _AppDrawerState extends State<AppDrawer> {
           child: ListTile(
             leading: Icon(AIcons.debug),
             title: Text('Debug'),
-            onTap: () => _goToDebug(context),
+            onTap: () => _goTo((_) => DebugPage(source: source)),
           ),
         ),
       ],
@@ -215,7 +212,7 @@ class _AppDrawerState extends State<AppDrawer> {
                 ),
               );
             }),
-        onTap: () => _goToAlbums(context),
+        onTap: () => _goTo((_) => AlbumListPage(source: source)),
       ),
     );
   }
@@ -237,7 +234,7 @@ class _AppDrawerState extends State<AppDrawer> {
                 ),
               );
             }),
-        onTap: () => _goToCountries(context),
+        onTap: () => _goTo((_) => CountryListPage(source: source)),
       ),
     );
   }
@@ -259,98 +256,14 @@ class _AppDrawerState extends State<AppDrawer> {
                 ),
               );
             }),
-        onTap: () => _goToTags(context),
+        onTap: () => _goTo((_) => TagListPage(source: source)),
       ),
     );
   }
 
-  void _goToAlbums(BuildContext context) {
+  void _goTo(WidgetBuilder builder) {
     Navigator.pop(context);
-    Navigator.push(
+    Navigator.push(context, MaterialPageRoute(builder: builder));
-      context,
-      MaterialPageRoute(
-        builder: (context) => FilterNavigationPage(
-          source: source,
-          title: 'Albums',
-          filterEntries: source.getAlbumEntries(),
-          filterBuilder: (s) => AlbumFilter(s, source.getUniqueAlbumName(s)),
-          emptyBuilder: () => EmptyContent(
-            icon: AIcons.album,
-            text: 'No albums',
-          ),
-        ),
-      ),
-    );
-  }
-
-  void _goToCountries(BuildContext context) {
-    Navigator.pop(context);
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => FilterNavigationPage(
-          source: source,
-          title: 'Countries',
-          filterEntries: source.getCountryEntries(),
-          filterBuilder: (s) => LocationFilter(LocationLevel.country, s),
-          emptyBuilder: () => EmptyContent(
-            icon: AIcons.location,
-            text: 'No countries',
-          ),
-        ),
-      ),
-    );
-  }
-
-  void _goToTags(BuildContext context) {
-    Navigator.pop(context);
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => FilterNavigationPage(
-          source: source,
-          title: 'Tags',
-          filterEntries: source.getTagEntries(),
-          filterBuilder: (s) => TagFilter(s),
-          emptyBuilder: () => EmptyContent(
-            icon: AIcons.tag,
-            text: 'No tags',
-          ),
-        ),
-      ),
-    );
-  }
-
-  void _goToSettings(BuildContext context) {
-    Navigator.pop(context);
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => SettingsPage(),
-      ),
-    );
-  }
-
-  void _goToAbout(BuildContext context) {
-    Navigator.pop(context);
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => AboutPage(),
-      ),
-    );
-  }
-
-  void _goToDebug(BuildContext context) {
-    Navigator.pop(context);
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => DebugPage(
-          source: source,
-        ),
-      ),
-    );
   }
 }
 

lib/widgets/filter_grid_page.dart

@@ -2,13 +2,19 @@ import 'dart:ui';
 
 import 'package:aves/model/filters/album.dart';
 import 'package:aves/model/filters/filters.dart';
+import 'package:aves/model/filters/location.dart';
+import 'package:aves/model/filters/tag.dart';
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/settings.dart';
+import 'package:aves/model/source/album.dart';
 import 'package:aves/model/source/collection_lens.dart';
 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/durations.dart';
 import 'package:aves/widgets/album/collection_page.dart';
+import 'package:aves/widgets/album/empty.dart';
 import 'package:aves/widgets/album/thumbnail/raster.dart';
 import 'package:aves/widgets/album/thumbnail/vector.dart';
 import 'package:aves/widgets/app_drawer.dart';
@@ -20,6 +26,75 @@ import 'package:flutter/material.dart';
 import 'package:flutter_staggered_animations/flutter_staggered_animations.dart';
 import 'package:provider/provider.dart';
 
+class AlbumListPage extends StatelessWidget {
+  final CollectionSource source;
+
+  const AlbumListPage({@required this.source});
+
+  @override
+  Widget build(BuildContext context) {
+    return StreamBuilder(
+      stream: source.eventBus.on<AlbumsChangedEvent>(),
+      builder: (context, snapshot) => FilterNavigationPage(
+        source: source,
+        title: 'Albums',
+        filterEntries: source.getAlbumEntries(),
+        filterBuilder: (s) => AlbumFilter(s, source.getUniqueAlbumName(s)),
+        emptyBuilder: () => EmptyContent(
+          icon: AIcons.album,
+          text: 'No albums',
+        ),
+      ),
+    );
+  }
+}
+
+class CountryListPage extends StatelessWidget {
+  final CollectionSource source;
+
+  const CountryListPage({@required this.source});
+
+  @override
+  Widget build(BuildContext context) {
+    return StreamBuilder(
+      stream: source.eventBus.on<LocationsChangedEvent>(),
+      builder: (context, snapshot) => FilterNavigationPage(
+        source: source,
+        title: 'Countries',
+        filterEntries: source.getCountryEntries(),
+        filterBuilder: (s) => LocationFilter(LocationLevel.country, s),
+        emptyBuilder: () => EmptyContent(
+          icon: AIcons.location,
+          text: 'No countries',
+        ),
+      ),
+    );
+  }
+}
+
+class TagListPage extends StatelessWidget {
+  final CollectionSource source;
+
+  const TagListPage({@required this.source});
+
+  @override
+  Widget build(BuildContext context) {
+    return StreamBuilder(
+      stream: source.eventBus.on<TagsChangedEvent>(),
+      builder: (context, snapshot) => FilterNavigationPage(
+        source: source,
+        title: 'Tags',
+        filterEntries: source.getTagEntries(),
+        filterBuilder: (s) => TagFilter(s),
+        emptyBuilder: () => EmptyContent(
+          icon: AIcons.tag,
+          text: 'No tags',
+        ),
+      ),
+    );
+  }
+}
+
 class FilterNavigationPage extends StatelessWidget {
   final CollectionSource source;
   final String title;
@@ -48,7 +123,12 @@ class FilterNavigationPage extends StatelessWidget {
       ),
       filterEntries: filterEntries,
       filterBuilder: filterBuilder,
-      emptyBuilder: emptyBuilder,
+      emptyBuilder: () => ValueListenableBuilder<SourceState>(
+        valueListenable: source.stateNotifier,
+        builder: (context, sourceState, child) {
+          return sourceState != SourceState.loading && emptyBuilder != null ? emptyBuilder() : SizedBox.shrink();
+        },
+      ),
       onPressed: (filter) => Navigator.pushAndRemoveUntil(
         context,
         MaterialPageRoute(

lib/widgets/home_page.dart

@@ -8,6 +8,7 @@ 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/filter_grid_page.dart';
 import 'package:aves/widgets/fullscreen/fullscreen_page.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -101,11 +102,17 @@ class _HomePageState extends State<HomePage> {
             return SingleFullscreenPage(entry: _viewerEntry);
           }
           if (_mediaStore != null) {
-            return CollectionPage(CollectionLens(
+            switch(settings.launchPage) {
-              source: _mediaStore,
+              case LaunchPage.albums:
-              groupFactor: settings.collectionGroupFactor,
+                return AlbumListPage(source: _mediaStore);
-              sortFactor: settings.collectionSortFactor,
+                break;
-            ));
+              case LaunchPage.collection:
+                return CollectionPage(CollectionLens(
+                  source: _mediaStore,
+                  groupFactor: settings.collectionGroupFactor,
+                  sortFactor: settings.collectionSortFactor,
+                ));
+            }
           }
           return SizedBox.shrink();
         });

lib/widgets/settings_page.dart

@@ -1,4 +1,5 @@
 import 'package:aves/model/settings.dart';
+import 'package:aves/utils/constants.dart';
 import 'package:aves/widgets/common/data_providers/media_query_data_provider.dart';
 import 'package:aves/widgets/fullscreen/info/location_section.dart';
 import 'package:flutter/material.dart';
@@ -17,7 +18,17 @@ class SettingsPage extends StatelessWidget {
             child: ListView(
               padding: EdgeInsets.all(16),
               children: [
-                Text('Maps'),
+                Text('General', style: Constants.titleTextStyle),
+                Row(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    Text('Launch Page:'),
+                    SizedBox(width: 8),
+                    Flexible(child: LaunchPageSelector()),
+                  ],
+                ),
+                SizedBox(height: 16),
+                Text('Maps', style: Constants.titleTextStyle),
                 Row(
                   mainAxisSize: MainAxisSize.min,
                   children: [
@@ -45,10 +56,10 @@ class _InfoMapStyleSelectorState extends State<InfoMapStyleSelector> {
   Widget build(BuildContext context) {
     return DropdownButton<EntryMapStyle>(
       items: EntryMapStyle.values
-          .map((style) => DropdownMenuItem(
+          .map((selected) => DropdownMenuItem(
-                value: style,
+                value: selected,
                 child: Text(
-                  style.name,
+                  selected.name,
                   softWrap: false,
                   overflow: TextOverflow.fade,
                   maxLines: 1,
@@ -56,8 +67,37 @@ class _InfoMapStyleSelectorState extends State<InfoMapStyleSelector> {
               ))
           .toList(),
       value: settings.infoMapStyle,
-      onChanged: (style) {
+      onChanged: (selected) {
-        settings.infoMapStyle = style;
+        settings.infoMapStyle = selected;
+        setState(() {});
+      },
+    );
+  }
+}
+
+class LaunchPageSelector extends StatefulWidget {
+  @override
+  _LaunchPageSelectorState createState() => _LaunchPageSelectorState();
+}
+
+class _LaunchPageSelectorState extends State<LaunchPageSelector> {
+  @override
+  Widget build(BuildContext context) {
+    return DropdownButton<LaunchPage>(
+      items: LaunchPage.values
+          .map((selected) => DropdownMenuItem(
+                value: selected,
+                child: Text(
+                  selected.name,
+                  softWrap: false,
+                  overflow: TextOverflow.fade,
+                  maxLines: 1,
+                ),
+              ))
+          .toList(),
+      value: settings.launchPage,
+      onChanged: (selected) {
+        settings.launchPage = selected;
         setState(() {});
       },
     );