82 lines
2.0 KiB
Dart
82 lines
2.0 KiB
Dart
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import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../services/auth_service.dart';
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class AuthProvider extends ChangeNotifier {
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final AuthService _service = AuthService();
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bool _loading = false;
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bool get loading => _loading;
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String? _token;
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Map<String, dynamic>? _user;
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String? get token => _token;
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Map<String, dynamic>? get user => _user;
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bool get isLoggedIn => _token != null && _token!.isNotEmpty;
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AuthProvider() {
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_loadFromPrefs();
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}
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Future<void> _loadFromPrefs() async {
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final prefs = await SharedPreferences.getInstance();
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_token = prefs.getString('token');
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final userJson = prefs.getString('user');
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if (userJson != null) {
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try {
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_user = Map<String, dynamic>.from(jsonDecode(userJson));
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} catch (_) {
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_user = null;
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}
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}
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notifyListeners();
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}
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Future<Map<String, dynamic>> login(String loginId, String password) async {
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_loading = true;
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notifyListeners();
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final res = await _service.login(loginId, password);
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_loading = false;
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if (res['success'] == true) {
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final token = res['token']?.toString();
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final userMap = res['user'] is Map ? Map<String, dynamic>.from(res['user']) : null;
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if (token != null && userMap != null) {
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await _saveSession(token, userMap);
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}
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}
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notifyListeners();
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return res;
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}
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Future<void> _saveSession(String token, Map<String, dynamic> userMap) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString('token', token);
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await prefs.setString('user', jsonEncode(userMap));
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_token = token;
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_user = userMap;
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}
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Future<void> logout() async {
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// optional: call API logout if implemented
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if (_token != null) {
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try {
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await _service.logout(_token!);
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} catch (_) {}
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}
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final prefs = await SharedPreferences.getInstance();
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await prefs.remove('token');
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await prefs.remove('user');
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_token = null;
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_user = null;
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notifyListeners();
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}
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}
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