neon: Fix apps for different accounts not loading in account settings

packages/neon/integration_test/screenshot_test.dart

@@ -119,6 +119,7 @@ Future pumpAppPage(
     sharedPreferences,
     globalOptions,
     packageInfo,
+    allAppImplementations,
   );
   if (account != null) {
     accountsBloc.addAccount(account..setupClient(packageInfo));

packages/neon/lib/main.dart

@@ -47,6 +47,7 @@ Future main() async {
     sharedPreferences,
     globalOptions,
     packageInfo,
+    allAppImplementations,
   );
   final pushNotificationsBloc = PushNotificationsBloc(
     accountsBloc,

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

@@ -1,6 +1,7 @@
 import 'dart:async';
 import 'dart:convert';
 
+import 'package:neon/src/blocs/apps.dart';
 import 'package:neon/src/blocs/user_details.dart';
 import 'package:neon/src/blocs/user_status.dart';
 import 'package:neon/src/models/account.dart';
@@ -32,6 +33,7 @@ class AccountsBloc extends $AccountsBloc {
     this._sharedPreferences,
     this._globalOptions,
     this._packageInfo,
+    this._allAppImplementations,
   ) {
     _accountsSubject.listen((final accounts) async {
       _globalOptions.updateAccounts(accounts);
@@ -118,30 +120,34 @@ class AccountsBloc extends $AccountsBloc {
     }
   }
 
-  AccountSpecificOptions? getOptions([Account? account]) {
-    account ??= _activeAccountSubject.valueOrNull;
-    if (account != null) {
-      final accountID = account.id;
-      if (_accountsOptions[accountID] != null) {
-        return _accountsOptions[accountID];
-      }
+  AccountSpecificOptions getOptions(final Account account) => _accountsOptions[account.id] ??= AccountSpecificOptions(
+        Storage('accounts-${account.id}', _sharedPreferences),
+        getAppsBloc(account),
+      );
 
-      return _accountsOptions[accountID] =
-          AccountSpecificOptions(Storage('accounts-${account.id}', _sharedPreferences));
+  AppsBloc getAppsBloc(final Account account) {
+    if (_accountsAppsBlocs[account.id] != null) {
+      return _accountsAppsBlocs[account.id]!;
     }
-
-    return null;
+    return AppsBloc(
+      _requestManager,
+      this,
+      account,
+      _allAppImplementations,
+    );
   }
 
   final RequestManager _requestManager;
   final Storage _storage;
   final SharedPreferences _sharedPreferences;
   final GlobalOptions _globalOptions;
+  final List<AppImplementation> _allAppImplementations;
   final PackageInfo _packageInfo;
   final _keyAccounts = 'accounts';
   final _keyLastUsedAccount = 'last-used-account';
 
   final _accountsOptions = <String, AccountSpecificOptions>{};
+  final _accountsAppsBlocs = <String, AppsBloc>{};
   late final _activeAccountSubject = BehaviorSubject<Account?>.seeded(null);
   late final _accountsSubject = BehaviorSubject<List<Account>>.seeded([]);
   String? pushNotificationApp;

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

@@ -66,7 +66,7 @@ class AppsBloc extends $AppsBloc {
           setActiveApp(_accountsBloc.pushNotificationApp);
           _accountsBloc.pushNotificationApp = null;
         } else {
-          final options = _accountsBloc.getOptions(_account)!..updateApps(appImplementations);
+          final options = _accountsBloc.getOptions(_account);
           unawaited(
             options.initialApp.stream.first.then((var initialApp) {
               if (initialApp == null) {

packages/neon/lib/src/models/account.dart

@@ -4,6 +4,7 @@ import 'dart:convert';
 import 'package:crypto/crypto.dart';
 import 'package:json_annotation/json_annotation.dart';
 import 'package:neon/l10n/localizations.dart';
+import 'package:neon/src/blocs/apps.dart';
 import 'package:neon/src/neon.dart';
 import 'package:nextcloud/nextcloud.dart';
 import 'package:package_info_plus/package_info_plus.dart';
@@ -88,27 +89,30 @@ extension NextcloudClientHelpers on NextcloudClient {
 }
 
 class AccountSpecificOptions {
-  AccountSpecificOptions(this._storage);
+  AccountSpecificOptions(
+    this._storage,
+    this._appsBloc,
+  ) {
+    _appsBloc.appImplementations.listen((final result) {
+      if (result.data != null) {
+        _appIDsSubject.add({
+          null: (final context) => AppLocalizations.of(context).accountOptionsAutomatic,
+          for (final app in result.data!) ...{
+            app.id: app.name,
+          },
+        });
+      }
+    });
+  }
 
   final Storage _storage;
+  final AppsBloc _appsBloc;
   final _appIDsSubject = BehaviorSubject<Map<String?, LabelBuilder>>();
 
   late final List<Option> options = [
     initialApp,
   ];
 
-  void updateApps(final List<AppImplementation> apps) {
-    if (apps.isEmpty) {
-      return;
-    }
-    _appIDsSubject.add({
-      null: (final context) => AppLocalizations.of(context).accountOptionsAutomatic,
-      for (final app in apps) ...{
-        app.id: app.name,
-      },
-    });
-  }
-
   Future reset() async {
     for (final option in options) {
       await option.reset();

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

@@ -35,6 +35,7 @@ class _HomePageState extends State<HomePage> with tray.TrayListener, WindowListe
     _platform = Provider.of<NeonPlatform>(context, listen: false);
     _globalOptions = Provider.of<GlobalOptions>(context, listen: false);
     final accountsBloc = RxBlocProvider.of<AccountsBloc>(context);
+    _appsBloc = accountsBloc.getAppsBloc(widget.account);
 
     if (_platform.canUseSystemTray) {
       tray.trayManager.addListener(this);
@@ -94,12 +95,6 @@ class _HomePageState extends State<HomePage> with tray.TrayListener, WindowListe
         }
       }
     });
-    _appsBloc = AppsBloc(
-      _requestManager,
-      accountsBloc,
-      widget.account,
-      Provider.of<List<AppImplementation>>(context, listen: false),
-    );
 
     WidgetsBinding.instance.addPostFrameCallback((final _) async {
       final appImplementations = Provider.of<List<AppImplementation>>(context, listen: false);

packages/neon/lib/src/pages/settings/account_specific_settings.dart

@@ -10,7 +10,7 @@ class AccountSpecificSettingsPage extends StatelessWidget {
   final AccountsBloc bloc;
   final Account account;
 
-  late final _options = bloc.getOptions(account)!;
+  late final _options = bloc.getOptions(account);
   late final _userDetailsBloc = bloc.getUserDetailsBloc(account);
   late final _name = account.client.humanReadableID;
 

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

@@ -30,7 +30,7 @@ class _SettingsPageState extends State<SettingsPage> {
                 }
 
                 for (final account in accountsBloc.accounts.value) {
-                  await accountsBloc.getOptions(account)!.reset();
+                  await accountsBloc.getOptions(account).reset();
                 }
               }
             },
@@ -52,7 +52,7 @@ class _SettingsPageState extends State<SettingsPage> {
             accountSpecificOptions: {
               if (accountsSnapshot.hasData) ...{
                 for (final account in accountsSnapshot.data!) ...{
-                  account: accountsBloc.getOptions(account)!.options,
+                  account: accountsBloc.getOptions(account).options,
                 },
               },
             },