Merge pull request #50 from jld3103/feature/app-unread-counter

Add app unread counter

packages/neon/lib/src/apps/files/app.dart

@@ -18,6 +18,7 @@ import 'package:neon/l10n/localizations.dart';
 import 'package:neon/src/apps/files/blocs/browser.dart';
 import 'package:neon/src/apps/files/blocs/files.dart';
 import 'package:neon/src/blocs/accounts.dart';
+import 'package:neon/src/blocs/apps.dart';
 import 'package:neon/src/models/account.dart';
 import 'package:neon/src/neon.dart';
 import 'package:nextcloud/nextcloud.dart';
@@ -25,7 +26,6 @@ import 'package:path/path.dart' as p;
 import 'package:provider/provider.dart';
 import 'package:rxdart/rxdart.dart';
 import 'package:settings/settings.dart';
-import 'package:shared_preferences/shared_preferences.dart';
 
 part 'dialogs/choose_create.dart';
 part 'dialogs/choose_folder.dart';
@@ -40,23 +40,30 @@ part 'widgets/browser_view.dart';
 part 'widgets/file_preview.dart';
 
 class FilesApp extends AppImplementation<FilesBloc, FilesAppSpecificOptions> {
-  FilesApp(
+  FilesApp(super.sharedPreferences, super.requestManager, super.platform);
-    final SharedPreferences sharedPreferences,
+
-    final RequestManager requestManager,
+  @override
-    final NeonPlatform platform,
+  String id = 'files';
-  ) : super(
+
-          'files',
+  @override
-          (final localizations) => localizations.filesName,
+  String nameFromLocalization(AppLocalizations localizations) => localizations.filesName;
-          sharedPreferences,
+
-          FilesAppSpecificOptions.new,
+  @override
-          (final options, final client) => FilesBloc(
+  FilesAppSpecificOptions buildOptions(Storage storage) => FilesAppSpecificOptions(storage);
+
+  @override
+  FilesBloc buildBloc(NextcloudClient client) => FilesBloc(
         options,
         requestManager,
         client,
         platform,
-          ),
-          (final context, final bloc) => FilesMainPage(
-            bloc: bloc,
-          ),
       );
+
+  @override
+  Widget buildPage(BuildContext context, AppsBloc appsBloc) => FilesMainPage(
+        bloc: appsBloc.getAppBloc(this),
+      );
+
+  @override
+  BehaviorSubject<int>? getUnreadCounter(AppsBloc appsBloc) => null;
 }

packages/neon/lib/src/apps/news/app.dart

@@ -14,6 +14,7 @@ import 'package:neon/l10n/localizations.dart';
 import 'package:neon/src/apps/news/blocs/articles.dart';
 import 'package:neon/src/apps/news/blocs/news.dart';
 import 'package:neon/src/blocs/accounts.dart';
+import 'package:neon/src/blocs/apps.dart';
 import 'package:neon/src/models/account.dart';
 import 'package:neon/src/neon.dart';
 import 'package:nextcloud/nextcloud.dart';
@@ -21,7 +22,6 @@ import 'package:provider/provider.dart';
 import 'package:rxdart/rxdart.dart';
 import 'package:settings/settings.dart';
 import 'package:share_plus/share_plus.dart';
-import 'package:shared_preferences/shared_preferences.dart';
 import 'package:sort_box/sort_box.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 import 'package:wakelock/wakelock.dart';
@@ -48,22 +48,29 @@ part 'widgets/folder_view.dart';
 part 'widgets/folders_view.dart';
 
 class NewsApp extends AppImplementation<NewsBloc, NewsAppSpecificOptions> {
-  NewsApp(
+  NewsApp(super.sharedPreferences, super.requestManager, super.platform);
-    final SharedPreferences sharedPreferences,
+
-    final RequestManager requestManager,
+  @override
-    final NeonPlatform platform,
+  String id = 'news';
-  ) : super(
+
-          'news',
+  @override
-          (final localizations) => localizations.newsName,
+  String nameFromLocalization(AppLocalizations localizations) => localizations.newsName;
-          sharedPreferences,
+
-          (final storage) => NewsAppSpecificOptions(storage, platform),
+  @override
-          (final options, final client) => NewsBloc(
+  NewsAppSpecificOptions buildOptions(Storage storage) => NewsAppSpecificOptions(storage, platform);
+
+  @override
+  NewsBloc buildBloc(NextcloudClient client) => NewsBloc(
         options,
         requestManager,
         client,
-          ),
-          (final context, final bloc) => NewsMainPage(
-            bloc: bloc,
-          ),
       );
+
+  @override
+  Widget buildPage(BuildContext context, AppsBloc appsBloc) => NewsMainPage(
+        bloc: appsBloc.getAppBloc(this),
+      );
+
+  @override
+  BehaviorSubject<int>? getUnreadCounter(AppsBloc appsBloc) => appsBloc.getAppBloc<NewsBloc>(this).unreadCounter;
 }

packages/neon/lib/src/apps/news/blocs/news.dart

@@ -38,6 +38,8 @@ abstract class NewsBlocStates {
   BehaviorSubject<Result<List<NewsFeed>>> get feeds;
 
   Stream<Exception> get errors;
+
+  BehaviorSubject<int> get unreadCounter;
 }
 
 @RxBloc()
@@ -146,6 +148,14 @@ class NewsBloc extends $NewsBloc {
       });
     });
 
+    mainArticlesBloc.articles.listen((final result) {
+      if (result.data != null) {
+        final type = mainArticlesBloc.filterType.valueOrNull;
+        _unreadCounterSubject
+            .add(result.data!.where((final a) => type == FilterType.starred ? a.starred! : a.unread!).length);
+      }
+    });
+
     _loadAll(false);
   }
 
@@ -223,12 +233,14 @@ class NewsBloc extends $NewsBloc {
   final _foldersSubject = BehaviorSubject<Result<List<NewsFolder>>>();
   final _feedsSubject = BehaviorSubject<Result<List<NewsFeed>>>();
   final _errorsStreamController = StreamController<Exception>();
+  final _unreadCounterSubject = BehaviorSubject<int>();
 
   @override
   void dispose() {
     _foldersSubject.close();
     _feedsSubject.close();
     _errorsStreamController.close();
+    _unreadCounterSubject.close();
     super.dispose();
   }
 
@@ -240,4 +252,7 @@ class NewsBloc extends $NewsBloc {
 
   @override
   Stream<Exception> _mapToErrorsState() => _errorsStreamController.stream.asBroadcastStream();
+
+  @override
+  BehaviorSubject<int> _mapToUnreadCounterState() => _unreadCounterSubject;
 }

packages/neon/lib/src/apps/news/blocs/news.rxb.g.dart

@@ -57,6 +57,9 @@ abstract class $NewsBloc extends RxBlocBase implements NewsBlocEvents, NewsBlocS
   /// The state of [errors] implemented in [_mapToErrorsState]
   late final Stream<Exception> _errorsState = _mapToErrorsState();
 
+  /// The state of [unreadCounter] implemented in [_mapToUnreadCounterState]
+  late final BehaviorSubject<int> _unreadCounterState = _mapToUnreadCounterState();
+
   @override
   void refresh({required bool mainArticlesToo}) => _$refreshEvent.add(mainArticlesToo);
 
@@ -96,12 +99,17 @@ abstract class $NewsBloc extends RxBlocBase implements NewsBlocEvents, NewsBlocS
   @override
   Stream<Exception> get errors => _errorsState;
 
+  @override
+  BehaviorSubject<int> get unreadCounter => _unreadCounterState;
+
   BehaviorSubject<Result<List<NewsFolder>>> _mapToFoldersState();
 
   BehaviorSubject<Result<List<NewsFeed>>> _mapToFeedsState();
 
   Stream<Exception> _mapToErrorsState();
 
+  BehaviorSubject<int> _mapToUnreadCounterState();
+
   @override
   NewsBlocEvents get events => this;
 

packages/neon/lib/src/apps/notes/app.dart

@@ -9,13 +9,13 @@ import 'package:intersperse/intersperse.dart';
 import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 import 'package:neon/l10n/localizations.dart';
 import 'package:neon/src/apps/notes/blocs/notes.dart';
+import 'package:neon/src/blocs/apps.dart';
 import 'package:neon/src/neon.dart';
 import 'package:neon/src/widgets/custom_auto_complete.dart';
 import 'package:nextcloud/nextcloud.dart';
 import 'package:provider/provider.dart';
 import 'package:rxdart/rxdart.dart';
 import 'package:settings/settings.dart';
-import 'package:shared_preferences/shared_preferences.dart';
 import 'package:sort_box/sort_box.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 import 'package:wakelock/wakelock.dart';
@@ -35,21 +35,29 @@ part 'widgets/category_select.dart';
 part 'widgets/notes_view.dart';
 
 class NotesApp extends AppImplementation<NotesBloc, NotesAppSpecificOptions> {
-  NotesApp(
+  NotesApp(super.sharedPreferences, super.requestManager, super.platform);
-    final SharedPreferences sharedPreferences,
+
-    final RequestManager requestManager,
+  @override
-  ) : super(
+  String id = 'notes';
-          'notes',
+
-          (final localizations) => localizations.notesName,
+  @override
-          sharedPreferences,
+  String nameFromLocalization(AppLocalizations localizations) => localizations.notesName;
-          NotesAppSpecificOptions.new,
+
-          (final options, final client) => NotesBloc(
+  @override
+  NotesAppSpecificOptions buildOptions(Storage storage) => NotesAppSpecificOptions(storage);
+
+  @override
+  NotesBloc buildBloc(NextcloudClient client) => NotesBloc(
         options,
         requestManager,
         client,
-          ),
-          (final context, final bloc) => NotesMainPage(
-            bloc: bloc,
-          ),
       );
+
+  @override
+  Widget buildPage(BuildContext context, AppsBloc appsBloc) => NotesMainPage(
+        bloc: appsBloc.getAppBloc(this),
+      );
+
+  @override
+  BehaviorSubject<int>? getUnreadCounter(AppsBloc appsBloc) => null;
 }

packages/neon/lib/src/apps/notifications/app.dart

@@ -5,30 +5,40 @@ import 'package:intersperse/intersperse.dart';
 import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 import 'package:neon/l10n/localizations.dart';
 import 'package:neon/src/apps/notifications/blocs/notifications.dart';
+import 'package:neon/src/blocs/apps.dart';
 import 'package:neon/src/neon.dart';
 import 'package:nextcloud/nextcloud.dart';
 import 'package:provider/provider.dart';
-import 'package:shared_preferences/shared_preferences.dart';
+import 'package:rxdart/rxdart.dart';
 
 part 'options.dart';
 part 'pages/main.dart';
 
 class NotificationsApp extends AppImplementation<NotificationsBloc, NotificationsAppSpecificOptions> {
-  NotificationsApp(
+  NotificationsApp(super.sharedPreferences, super.requestManager, super.platform);
-    final SharedPreferences sharedPreferences,
+
-    final RequestManager requestManager,
+  @override
-  ) : super(
+  String id = 'notifications';
-          'notifications',
+
-          (final localizations) => localizations.notificationsName,
+  @override
-          sharedPreferences,
+  String nameFromLocalization(AppLocalizations localizations) => localizations.notificationsName;
-          NotificationsAppSpecificOptions.new,
+
-          (final options, final client) => NotificationsBloc(
+  @override
+  NotificationsAppSpecificOptions buildOptions(Storage storage) => NotificationsAppSpecificOptions(storage);
+
+  @override
+  NotificationsBloc buildBloc(NextcloudClient client) => NotificationsBloc(
         options,
         requestManager,
         client,
-          ),
-          (final context, final bloc) => NotificationsMainPage(
-            bloc: bloc,
-          ),
       );
+
+  @override
+  Widget buildPage(BuildContext context, AppsBloc appsBloc) => NotificationsMainPage(
+        bloc: appsBloc.getAppBloc(this),
+      );
+
+  @override
+  BehaviorSubject<int>? getUnreadCounter(AppsBloc appsBloc) =>
+      appsBloc.getAppBloc<NotificationsBloc>(this).unreadCounter;
 }

packages/neon/lib/src/apps/notifications/blocs/notifications.dart

@@ -21,6 +21,8 @@ abstract class NotificationsBlocStates {
   BehaviorSubject<Result<List<NotificationsNotification>>> get notifications;
 
   Stream<Exception> get errors;
+
+  BehaviorSubject<int> get unreadCounter;
 }
 
 @RxBloc()
@@ -35,10 +37,17 @@ class NotificationsBloc extends $NotificationsBloc {
     _$deleteNotificationEvent.listen((final notification) {
       _wrapAction(() async => client.notifications.deleteNotification(notification.notificationId!));
     });
+
     _$deleteAllNotificationsEvent.listen((final notification) {
       _wrapAction(() async => client.notifications.deleteAllNotifications());
     });
 
+    _notificationsSubject.listen((final result) {
+      if (result.data != null) {
+        _unreadCounterSubject.add(result.data!.length);
+      }
+    });
+
     _loadNotifications();
   }
 
@@ -70,11 +79,13 @@ class NotificationsBloc extends $NotificationsBloc {
 
   final _notificationsSubject = BehaviorSubject<Result<List<NotificationsNotification>>>();
   final _errorsStreamController = StreamController<Exception>();
+  final _unreadCounterSubject = BehaviorSubject<int>();
 
   @override
   void dispose() {
     _notificationsSubject.close();
     _errorsStreamController.close();
+    _unreadCounterSubject.close();
     super.dispose();
   }
 
@@ -83,4 +94,7 @@ class NotificationsBloc extends $NotificationsBloc {
 
   @override
   Stream<Exception> _mapToErrorsState() => _errorsStreamController.stream.asBroadcastStream();
+
+  @override
+  BehaviorSubject<int> _mapToUnreadCounterState() => _unreadCounterSubject;
 }

packages/neon/lib/src/apps/notifications/blocs/notifications.rxb.g.dart

@@ -34,6 +34,9 @@ abstract class $NotificationsBloc extends RxBlocBase
   /// The state of [errors] implemented in [_mapToErrorsState]
   late final Stream<Exception> _errorsState = _mapToErrorsState();
 
+  /// The state of [unreadCounter] implemented in [_mapToUnreadCounterState]
+  late final BehaviorSubject<int> _unreadCounterState = _mapToUnreadCounterState();
+
   @override
   void refresh() => _$refreshEvent.add(null);
 
@@ -49,10 +52,15 @@ abstract class $NotificationsBloc extends RxBlocBase
   @override
   Stream<Exception> get errors => _errorsState;
 
+  @override
+  BehaviorSubject<int> get unreadCounter => _unreadCounterState;
+
   BehaviorSubject<Result<List<NotificationsNotification>>> _mapToNotificationsState();
 
   Stream<Exception> _mapToErrorsState();
 
+  BehaviorSubject<int> _mapToUnreadCounterState();
+
   @override
   NotificationsBlocEvents get events => this;
 

packages/neon/lib/src/pages/home/home.dart

@@ -508,7 +508,26 @@ class _HomePageState extends State<HomePage> with tray.TrayListener, WindowListe
                                   if (appsData.map((final a) => a.id).contains(appImplementation.id)) ...[
                                     ListTile(
                                       key: Key('app-${appImplementation.id}'),
-                                      title: Text(appImplementation.name(context)),
+                                      title: StreamBuilder<int>(
+                                        stream: appImplementation.getUnreadCounter(_appsBloc) ??
+                                            BehaviorSubject<int>.seeded(0),
+                                        builder: (final context, final unreadCounterSnapshot) => Row(
+                                          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                                          children: [
+                                            Text(appImplementation.name(context)),
+                                            if (unreadCounterSnapshot.hasData && unreadCounterSnapshot.data! > 0) ...[
+                                              Text(
+                                                unreadCounterSnapshot.data!.toString(),
+                                                style: TextStyle(
+                                                  color: Theme.of(context).colorScheme.primary,
+                                                  fontWeight: FontWeight.bold,
+                                                  fontSize: 14,
+                                                ),
+                                              ),
+                                            ],
+                                          ],
+                                        ),
+                                      ),
                                       leading: appImplementation.buildIcon(context),
                                       minLeadingWidth: 0,
                                       onTap: () {

packages/neon/lib/src/utils/app_implementation.dart

@@ -8,34 +8,35 @@ List<AppImplementation> getAppImplementations(
     [
       FilesApp(sharedPreferences, requestManager, platform),
       NewsApp(sharedPreferences, requestManager, platform),
-      NotesApp(sharedPreferences, requestManager),
+      NotesApp(sharedPreferences, requestManager, platform),
-      NotificationsApp(sharedPreferences, requestManager),
+      NotificationsApp(sharedPreferences, requestManager, platform),
     ];
 
 abstract class AppImplementation<T extends RxBlocBase, R extends NextcloudAppSpecificOptions> {
   AppImplementation(
-    this.id,
-    this.nameFromLocalization,
     final SharedPreferences sharedPreferences,
-    final R Function(Storage) buildOptions,
+    final this.requestManager,
-    this._buildBloc,
+    final this.platform,
-    this._buildPage,
   ) {
     final storage = Storage('app-$id', sharedPreferences);
     options = buildOptions(storage);
   }
 
-  final String Function(AppLocalizations) nameFromLocalization;
+  String get id;
+  final RequestManager requestManager;
+  final NeonPlatform platform;
+
+  String nameFromLocalization(AppLocalizations localizations);
   String name(BuildContext context) => nameFromLocalization(AppLocalizations.of(context));
-  final String id;
+
   late final R options;
-  final T Function(R options, NextcloudClient client) _buildBloc;
+  R buildOptions(Storage storage);
-  final Widget Function(BuildContext context, T bloc) _buildPage;
+
+  T buildBloc(final NextcloudClient client);
 
-  T buildBloc(final NextcloudClient client) => _buildBloc(options, client);
+  BehaviorSubject<int>? getUnreadCounter(AppsBloc appsBloc);
 
-  Widget buildPage(final BuildContext context, final AppsBloc appsBloc) =>
+  Widget buildPage(BuildContext context, AppsBloc appsBloc);
-      _buildPage(context, appsBloc.getAppBloc(this));
 
   Widget buildIcon(
     final BuildContext context, {