108 lines
2.9 KiB
Dart
108 lines
2.9 KiB
Dart
import 'package:chat/models/user_info_model.dart';
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import 'package:chat/providers/auth_provider.dart';
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import 'package:chat/routes/auth_routes.dart';
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import 'package:chat/services/tim_service.dart';
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import 'package:chat/utils/hd_wallet.dart';
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import 'package:get/get.dart';
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import 'package:get_storage/get_storage.dart';
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import 'package:tencent_im_sdk_plugin/tencent_im_sdk_plugin.dart';
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class AuthService extends GetxService {
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static AuthService get to => Get.find<AuthService>();
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final _box = GetStorage();
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/// 供外部使用的，判断是否登录的状态
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get isUserLogin => isLogin.value;
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/// 登录状态记录,可监听的，这样ever才能监听到
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final RxBool isLogin = false.obs;
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/// 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
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late String userId = '';
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late String userSig = '';
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late String userToken = '';
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/// 获取存储的token，这个可以做到持久化存储
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String get _userId => _box.read('userId') ?? '';
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String get _userSig => _box.read('userSig') ?? '';
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String get _userToken => _box.read('userToken') ?? '';
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Map<String, dynamic> get _userInfo => _box.read('userInfo') ?? {};
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/// 用户信息，这个数据，在更新用户资料的时候，也应该更新
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Rx<UserInfoModel> userInfo = UserInfoModel.empty().obs;
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@override
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void onInit() {
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super.onInit();
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if (_userToken.isNotEmpty) {
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isLogin.value = true;
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userSig = _userSig;
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userId = _userId;
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userToken = _userToken;
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userInfo.value = UserInfoModel.fromJson(_userInfo);
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}
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}
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Future<bool> login(String mnemonic) async {
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String? address = HDWallet.mnemonicToAddress(mnemonic);
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if (address == null) {
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return false;
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}
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var result = await AuthProvider.login(address);
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if (result != null) {
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_box.write('userId', result.userID);
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_box.write('userSig', result.userSig);
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_box.write('userToken', result.userToken);
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_box.write('userInfo', result.userInfo.toJson());
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userId = result.userID;
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userSig = result.userSig;
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userToken = result.userToken;
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userInfo.value = result.userInfo;
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isLogin.value = true;
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/// 登录IM
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await TimService.to.initSdk();
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return true;
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} else {
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return false;
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}
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}
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/// 退出登录
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Future<void> logout() async {
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await TencentImSDKPlugin.v2TIMManager.logout();
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_box.remove('userSig');
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_box.remove('userId');
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_box.remove('userToken');
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userSig = '';
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userId = '';
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userToken = '';
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TimService.to.instance.logout();
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userInfo.value = UserInfoModel.empty();
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isLogin.value = false;
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Get.offAllNamed(AuthRoutes.index);
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}
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Future<void> updateUserInfo(String key, String value) async {
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if (key == 'nickname') {
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userInfo.value.nickname = value;
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} else if (key == 'avatar') {
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userInfo.value.avatar = value;
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}
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userInfo.refresh();
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_box.write('userInfo', userInfo.toJson());
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}
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}
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