83 lines
2.0 KiB
Dart
83 lines
2.0 KiB
Dart
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import 'package:flutter/material.dart';
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import 'token_service.dart';
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import '../models/user_model.dart';
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/// 认证状态管理
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class AuthProvider extends ChangeNotifier {
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final TokenService _tokenService = TokenService();
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bool _isLoading = false;
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bool _isAuthenticated = false;
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UserModel? _currentUser;
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String? _errorMessage;
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bool get isLoading => _isLoading;
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bool get isAuthenticated => _isAuthenticated;
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UserModel? get currentUser => _currentUser;
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String? get errorMessage => _errorMessage;
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/// 初始化认证状态
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Future<void> init() async {
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_isAuthenticated = await _tokenService.isLoggedIn();
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if (_isAuthenticated) {
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// TODO: 从接口获取用户信息
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_currentUser = UserModel(
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id: '1',
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username: 'admin',
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name: '管理员',
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role: 'admin',
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);
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}
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notifyListeners();
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}
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/// 登录
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Future<bool> login({
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required String username,
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required String password,
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}) async {
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_isLoading = true;
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_errorMessage = null;
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notifyListeners();
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try {
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// TODO: 调用实际登录接口
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// final response = await DioClient().post('/auth/login', data: {
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// 'username': username,
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// 'password': password,
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// });
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// 模拟登录成功
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await _tokenService.saveTokens(
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token: 'mock_access_token_${DateTime.now().millisecondsSinceEpoch}',
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refreshToken: 'mock_refresh_token',
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expiresIn: 7200,
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);
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_currentUser = UserModel(
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id: '1',
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username: username,
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name: username == 'admin' ? '管理员' : username,
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role: 'admin',
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);
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_isAuthenticated = true;
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_isLoading = false;
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notifyListeners();
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return true;
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} catch (e) {
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_errorMessage = '登录失败，请检查用户名和密码';
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_isLoading = false;
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notifyListeners();
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return false;
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}
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}
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/// 登出
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Future<void> logout() async {
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await _tokenService.clearTokens();
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_isAuthenticated = false;
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_currentUser = null;
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notifyListeners();
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}
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}
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