import 'package:chat/routes/auth_routes.dart';
import 'package:get/get.dart';
import 'package:get_storage/get_storage.dart';
import 'package:tencent_im_sdk_plugin/tencent_im_sdk_plugin.dart';

class AuthService extends GetxService {
  static AuthService get to => Get.find<AuthService>();

  final _box = GetStorage();

  /// 供外部使用的，判断是否登录的状态
  get isUserLogin => isLogin.value;

  /// 登录状态记录,可监听的，这样ever才能监听到
  final RxBool isLogin = false.obs;

  /// 供请求时调用，载入内存，是为了每次使用的时候，不需要从磁盘获取
  late String userId = '';
  late String userSig = '';

  /// 获取存储的token，这个可以做到持久化存储
  String get _userSig =>
      _box.read('userSig') ??
      'eJwtzEELgjAYxvHvsnPIu7VNJ3ToIIKsIAp2ljbrRYylJs3ou2fq8fk98P*Qiz5Hg2tJSlgEZDNvtO7RY4UzixU7W5feoyUp5QAxVVzR5XFvj62bXAjBAGDRHpu-SSnZlseKrxW8TU1p9sV4v3YJoyFrDrV*QYu5yrQ*2cqUzyHkPpixOMbJjnx-EqUv9A__';
  String get _userId => _box.read('userId') ?? '5';

  @override
  void onInit() {
    super.onInit();

    if (_userSig.isNotEmpty) {
      isLogin.value = true;
      userSig = _userSig;
      userId = _userId;
    }

    // ever(_isLogin, (_) {
    //   if (_ == true) {
    //     Get.offAllNamed(AppRoutes.app);
    //   } else {
    //     Get.offAllNamed(AuthRoutes.index);
    //   }
    // });
  }

  Future<bool> login(String address) async {
    _box.write('userId', '5');
    userId = '5';
    isLogin.value = true;

    return true;
  }

  /// 退出登录
  void logout() async {
    await TencentImSDKPlugin.v2TIMManager.logout();
    _box.remove('userSig');
    _box.remove('userId');
    userSig = '';
    userId = '';
    isLogin.value = false;
    Get.offAllNamed(AuthRoutes.index);
  }
}