feat(apps): add AuthBloc for global auth state

2026-02-25 14:59:20 +08:00
parent 3be03d8c74
commit 9b51c8b293
4 changed files with 192 additions and 0 deletions
@@ -0,0 +1,45 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import '../../data/auth_repository.dart';
+import 'auth_event.dart';
+import 'auth_state.dart';
+
+class AuthBloc extends Bloc<AuthEvent, AuthState> {
+  final AuthRepository _repository;
+
+  AuthBloc(this._repository) : super(AuthInitial()) {
+    on<AuthStarted>(_onStarted);
+    on<AuthLoggedIn>(_onLoggedIn);
+    on<AuthLoggedOut>(_onLoggedOut);
+  }
+
+  Future<void> _onStarted(AuthStarted event, Emitter<AuthState> emit) async {
+    emit(AuthLoading());
+    final refreshToken = await _repository.getRefreshToken();
+    if (refreshToken != null) {
+      try {
+        final response = await _repository.refresh(refreshToken);
+        emit(
+          AuthAuthenticated(
+            user: AuthUser(id: response.user.id, email: response.user.email),
+          ),
+        );
+        return;
+      } catch (_) {
+        await _repository.logout();
+      }
+    }
+    emit(AuthUnauthenticated());
+  }
+
+  void _onLoggedIn(AuthLoggedIn event, Emitter<AuthState> emit) {
+    emit(AuthAuthenticated(user: event.user));
+  }
+
+  Future<void> _onLoggedOut(
+    AuthLoggedOut event,
+    Emitter<AuthState> emit,
+  ) async {
+    await _repository.logout();
+    emit(AuthUnauthenticated());
+  }
+}
@@ -0,0 +1,22 @@
+import 'package:equatable/equatable.dart';
+import '../../data/models/auth_response.dart';
+
+abstract class AuthEvent extends Equatable {
+  const AuthEvent();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class AuthStarted extends AuthEvent {}
+
+class AuthLoggedIn extends AuthEvent {
+  final AuthUser user;
+
+  const AuthLoggedIn({required this.user});
+
+  @override
+  List<Object?> get props => [user];
+}
+
+class AuthLoggedOut extends AuthEvent {}
@@ -0,0 +1,26 @@
+import 'package:equatable/equatable.dart';
+import '../../data/models/auth_response.dart';
+
+export '../../data/models/auth_response.dart' show AuthUser;
+
+abstract class AuthState extends Equatable {
+  const AuthState();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class AuthInitial extends AuthState {}
+
+class AuthLoading extends AuthState {}
+
+class AuthAuthenticated extends AuthState {
+  final AuthUser user;
+
+  const AuthAuthenticated({required this.user});
+
+  @override
+  List<Object?> get props => [user];
+}
+
+class AuthUnauthenticated extends AuthState {}