refactored broad range of the application, split files, modularized calendar and file views, centralized bottom sheets and clipboard handling, and implemented unit test coverage

2026-05-08 19:05:16 +02:00
parent 3b1b0d0c19
commit c62a14645a
68 changed files with 4633 additions and 3141 deletions
@@ -0,0 +1,55 @@
+import 'dart:developer';
+
+import 'package:flutter/foundation.dart';
+
+import '../../api/errors/auth_exception.dart';
+import '../../api/errors/error_mapper.dart';
+import '../../api/marianumcloud/talk/room/get_room.dart';
+import '../../api/marianumcloud/talk/room/get_room_params.dart';
+import '../../model/account_data.dart';
+
+/// Owns the login flow's transient state (loading, last error) so it can be
+/// driven from a thin Stateful view and unit-tested without a widget tree.
+class LoginController extends ChangeNotifier {
+  bool _loading = false;
+  String? _errorMessage;
+  String? _errorDetails;
+
+  bool get loading => _loading;
+  String? get errorMessage => _errorMessage;
+  String? get errorDetails => _errorDetails;
+
+  /// Returns `true` when the credential probe succeeded. The view should
+  /// then transition the AccountBloc to `loggedIn`.
+  Future<bool> submit(String username, String password) async {
+    if (_loading) return false;
+    _loading = true;
+    _errorMessage = null;
+    _errorDetails = null;
+    notifyListeners();
+
+    final user = username.trim().toLowerCase();
+    try {
+      await AccountData().removeData();
+      await AccountData().setData(user, password);
+      await GetRoom(GetRoomParams(includeStatus: false)).run();
+      _loading = false;
+      notifyListeners();
+      return true;
+    } catch (e) {
+      log(e.toString());
+      await AccountData().removeData();
+      // 401 from the probe means the credentials were wrong; everything else
+      // (no network, server down, TLS errors, …) gets the generic mapped
+      // message so the user knows it isn't their typo.
+      final isWrongCredentials = e is AuthException && e.statusCode == 401;
+      _errorMessage = isWrongCredentials
+          ? 'Benutzername oder Passwort falsch.'
+          : errorToUserMessage(e);
+      _errorDetails = errorToTechnicalDetails(e);
+      _loading = false;
+      notifyListeners();
+      return false;
+    }
+  }
+}