neon: cache appBloc in the AppImplementation

also gives us caches per account.

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

@@ -82,8 +82,6 @@ class AppsBloc extends InteractiveBloc implements AppsBlocEvents, AppsBlocStates
   final Account _account;
   final List<AppImplementation> _allAppImplementations;
 
-  final Map<String, Bloc> _blocs = {};
-
   @override
   void dispose() {
     unawaited(apps.close());
@@ -91,8 +89,11 @@ class AppsBloc extends InteractiveBloc implements AppsBlocEvents, AppsBlocStates
     unawaited(notificationsAppImplementation.close());
     unawaited(activeAppID.close());
     unawaited(openNotifications.close());
-    for (final key in _blocs.keys) {
-      _blocs[key]!.dispose();
+
+    for (final app in _allAppImplementations) {
+      for (final bloc in app.blocs.values) {
+        bloc.dispose();
+      }
     }
   }
 
@@ -137,14 +138,8 @@ class AppsBloc extends InteractiveBloc implements AppsBlocEvents, AppsBlocStates
     }
   }
 
-  T getAppBloc<T extends Bloc>(final AppImplementation appImplementation) {
-    if (_blocs[appImplementation.id] != null) {
-      return _blocs[appImplementation.id]! as T;
-    }
-
-    return _blocs[appImplementation.id] = appImplementation.buildBloc(_account.client) as T;
-  }
+  T getAppBloc<T extends Bloc>(final AppImplementation appImplementation) => appImplementation.getBloc(_account) as T;
 
   List<Provider> get appBlocProviders =>
-      _allAppImplementations.map((final appImplementation) => appImplementation.blocProvider(_account.client)).toList();
+      _allAppImplementations.map((final appImplementation) => appImplementation.blocProvider).toList();
 }

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

@@ -22,10 +22,19 @@ abstract class AppImplementation<T extends Bloc, R extends NextcloudAppSpecificO
   late final R options;
   R buildOptions(final AppStorage storage);
 
+  final Map<String, T> blocs = {};
+
+  T getBloc(final Account account) => blocs[account.id] ??= buildBloc(account.client);
+
   T buildBloc(final NextcloudClient client);
 
-  Provider<T> blocProvider(final NextcloudClient client) => Provider<T>(
-        create: (final _) => buildBloc(client),
+  Provider<T> get blocProvider => Provider<T>(
+        create: (final context) {
+          final accountsBloc = Provider.of<AccountsBloc>(context, listen: false);
+          final account = accountsBloc.activeAccount.value!;
+
+          return getBloc(account);
+        },
       );
 
   BehaviorSubject<int>? getUnreadCounter(final AppsBloc appsBloc);