Initial commit

lib/presentation/providers/auth_provider.dart

@@ -0,0 +1,135 @@
+import 'package:flutter/material.dart';
+import 'package:neomovies_mobile/data/models/user.dart';
+import 'package:neomovies_mobile/data/repositories/auth_repository.dart';
+import 'package:neomovies_mobile/data/exceptions/auth_exceptions.dart';
+
+enum AuthState { initial, loading, authenticated, unauthenticated, error }
+
+class AuthProvider extends ChangeNotifier {
+  AuthProvider({required AuthRepository authRepository})
+      : _authRepository = authRepository;
+
+  final AuthRepository _authRepository;
+
+  AuthState _state = AuthState.initial;
+  AuthState get state => _state;
+
+  String? _token;
+  String? get token => _token;
+
+  // Считаем пользователя аутентифицированным, если состояние AuthState.authenticated
+  bool get isAuthenticated => _state == AuthState.authenticated;
+
+  User? _user;
+  User? get user => _user;
+
+  String? _error;
+  String? get error => _error;
+
+  bool _needsVerification = false;
+  bool get needsVerification => _needsVerification;
+  String? _pendingEmail;
+  String? get pendingEmail => _pendingEmail;
+
+  Future<void> checkAuthStatus() async {
+    _state = AuthState.loading;
+    notifyListeners();
+    try {
+      final isLoggedIn = await _authRepository.isLoggedIn();
+      if (isLoggedIn) {
+        _user = await _authRepository.getCurrentUser();
+        _state = AuthState.authenticated;
+      } else {
+        _state = AuthState.unauthenticated;
+      }
+    } catch (e) {
+      _state = AuthState.unauthenticated;
+    }
+    notifyListeners();
+  }
+
+  Future<void> login(String email, String password) async {
+    _state = AuthState.loading;
+    _error = null;
+    _needsVerification = false;
+    notifyListeners();
+    try {
+      await _authRepository.login(email, password);
+      _user = await _authRepository.getCurrentUser();
+      _state = AuthState.authenticated;
+    } catch (e) {
+      if (e is UnverifiedAccountException) {
+        // Need verification flow
+        _needsVerification = true;
+        _pendingEmail = e.email;
+        _state = AuthState.unauthenticated;
+      } else {
+        _error = e.toString();
+        _state = AuthState.error;
+      }
+    }
+    notifyListeners();
+  }
+
+  Future<void> register(String name, String email, String password) async {
+    _state = AuthState.loading;
+    _error = null;
+    notifyListeners();
+    try {
+      await _authRepository.register(name, email, password);
+      // After registration, user needs to verify, so we go to unauthenticated state
+      // The UI will navigate to the verify screen
+      _state = AuthState.unauthenticated;
+    } catch (e) {
+      _error = e.toString();
+      _state = AuthState.error;
+    }
+    notifyListeners();
+  }
+
+  Future<void> verifyEmail(String email, String code) async {
+    _state = AuthState.loading;
+    _error = null;
+    notifyListeners();
+    try {
+      await _authRepository.verifyEmail(email, code);
+      // After verification, user should log in.
+      // For a better UX, we could auto-login them, but for now, we'll just go to the unauthenticated state.
+      _state = AuthState.unauthenticated;
+    } catch (e) {
+      _error = e.toString();
+      _state = AuthState.error;
+    }
+    notifyListeners();
+  }
+
+  Future<void> logout() async {
+    _state = AuthState.loading;
+    notifyListeners();
+    await _authRepository.logout();
+    _user = null;
+    _state = AuthState.unauthenticated;
+    notifyListeners();
+  }
+
+  Future<void> deleteAccount() async {
+    _state = AuthState.loading;
+    notifyListeners();
+    try {
+      await _authRepository.deleteAccount();
+      _user = null;
+      _state = AuthState.unauthenticated;
+    } catch (e) {
+      _error = e.toString();
+      _state = AuthState.error;
+    }
+    notifyListeners();
+  }
+
+  /// Reset pending verification state after navigating to VerifyScreen
+  void clearVerificationFlag() {
+    _needsVerification = false;
+    _pendingEmail = null;
+    notifyListeners();
+  }
+}