flutter_dashboard/lib/services/auth_service.dart

import 'package:flutter/foundation.dart';
import 'package:flutter_secure_storage/flutter_secure_storage.dart';

class AuthService extends ChangeNotifier {
  final _storage = const FlutterSecureStorage();
  bool _isAuthenticated = false;
  Map<String, String> _credentials = {};

  bool get isAuthenticated => _isAuthenticated;
  Map<String, String> get credentials => _credentials;

  Future<void> saveConfigs(String key, String value) async {
    await _storage.write(key: key, value: value);
    _credentials[key] = value;
    _isAuthenticated = true;
    notifyListeners();
  }

  Future<void> loadConfigs() async {
    final leetcodeCookie = await _storage.read(key: 'leetcode_cookie');
    final leetcodeUserSlug = await _storage.read(key: 'leetcode_user_slug');
    final giteaToken = await _storage.read(key: 'gitea_token');
    final giteaUserName = await _storage.read(key: 'gitea_username');
    final kodboxToken = await _storage.read(key: 'kodbox_token');
    final githubUserName = await _storage.read(key: 'github_username');
    final githubToken = await _storage.read(key: 'github_token');

    if (leetcodeCookie != null) {
      _credentials['leetcode_cookie'] = leetcodeCookie;
    }
    if (leetcodeUserSlug != null) {
      _credentials['leetcode_user_slug'] = leetcodeUserSlug;
    }
    if (giteaToken != null) {
      _credentials['gitea_token'] = giteaToken;
    }
    if (giteaUserName != null) {
      _credentials['gitea_username'] = giteaUserName;
    }
    if (kodboxToken != null) {
      _credentials['kodbox_token'] = kodboxToken;
    }
    if (githubUserName != null) {
      _credentials['github_username'] = githubUserName;
    }
    if (githubToken != null) {
      _credentials['github_token'] = githubToken;
    }
    _isAuthenticated = true;
    notifyListeners();
  }

  Future<void> logout() async {
    await _storage.deleteAll();
    _credentials.clear();
    _isAuthenticated = false;
    notifyListeners();
  }
}