Files
zhinian_manage/lib/providers/auth_provider.dart
2026-05-15 14:41:37 +08:00

58 lines
1.5 KiB
Dart

import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../models/user.dart';
import '../services/storage_service.dart';
import '../services/api_service.dart';
class AuthState {
final User? user;
final bool isLoading;
final String? error;
const AuthState({this.user, this.isLoading = false, this.error});
bool get isLoggedIn => user != null;
AuthState copyWith({User? user, bool? isLoading, String? error}) {
return AuthState(
user: user ?? this.user,
isLoading: isLoading ?? this.isLoading,
error: error,
);
}
}
class AuthNotifier extends StateNotifier<AuthState> {
AuthNotifier() : super(const AuthState()) {
_checkLoginStatus();
}
Future<void> _checkLoginStatus() async {
await storageService.init();
final user = storageService.getUser();
if (user != null) {
state = state.copyWith(user: user);
}
}
Future<void> login(String phone, String password) async {
state = state.copyWith(isLoading: true, error: null);
try {
final response = await apiService.login(phone, password);
final user = User.fromJson(response['user']);
await storageService.saveUser(user);
state = state.copyWith(user: user, isLoading: false);
} catch (e) {
state = state.copyWith(isLoading: false, error: e.toString());
}
}
Future<void> logout() async {
await storageService.clearUser();
state = const AuthState();
}
}
final authProvider = StateNotifierProvider<AuthNotifier, AuthState>((ref) {
return AuthNotifier();
});