218 lines
8.2 KiB
Dart
218 lines
8.2 KiB
Dart
import 'dart:async';
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import 'dart:convert';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:get_it/get_it.dart';
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import 'package:maibu_satabot_v2/core/consts/tcp_consts.dart';
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import 'package:maibu_satabot_v2/core/domain/entities/user_entity.dart';
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import 'package:maibu_satabot_v2/core/network/net_message_dispatcher.dart';
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import '../../../../core/app/app_user_cubit.dart';
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import '../../../../core/infrastructure/logging/sentry_logger_impl.dart';
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import '../../../../core/logging/i_logger_service.dart';
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import '../../../../core/network/tcp/tcp_client.dart';
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import '../../../../core/storage/user_storage.dart';
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import '../../../devices/domain/usecases/get_user_device_usecase.dart';
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import '../../../devices/domain/usecases/switch_device_usecase.dart';
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import '../../../devices/presentation/bloc/devices_cubit.dart';
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import '../../../devices/presentation/bloc/device_status_bloc.dart';
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import '../../../devices/presentation/bloc/device_status_event.dart';
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import '../../../devices/presentation/bloc/devices_state.dart';
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import '../../../../features/v2/site/presentation/cubit/site_cubit.dart';
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import '../../data/datasources/auth_tcp_datasource.dart';
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import '../../data/datasources/impl/auth_tcp_datasource_impl.dart';
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import 'auth_state.dart';
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/// emit做的事情：
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/// 1.修改状态标志：通过改变类的类型（从 Initial 变成 Authenticated）
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/// 2.携带数据：把 user 对象塞进了状态里，让外部能拿到
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/// 3.发送通知：自动触发监听（如 GoRouter 的刷新）。
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class AuthCubit extends Cubit<AuthState> {
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final UserStorage storage;
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final TcpClient tcp;
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final AppUserCubit appCubit;
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final NetMessageDispatcher dispatcher;
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final AuthTcpDatasource _authTcpDatasource;
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final ILoggerService _logger = GetIt.I<ILoggerService>();
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StreamSubscription? _kickOutSub; // 新增：用于管理监听生命周期
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AuthCubit(
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this.storage,
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this.tcp,
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this.appCubit,
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this.dispatcher,
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this._authTcpDatasource,
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) : super(AuthInitial()) {
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// Cubit 一启动就开始监听 TCP 的“自动逻辑”
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_listenToAuthResponse();
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}
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/// App 启动时检查本地缓存
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Future<void> appStarted() async {
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final logger = GetIt.I<ILoggerService>() as SentryLoggerImpl;
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try {
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final user = await storage.getUser();
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logger.logWithLevel(
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'启动时检查本地缓存',
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level: 'INFO',
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data: {'user': user != null ? '找到用户: ${user.username}' : '未找到用户'},
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);
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if (user != null) {
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// 🔥 冷启动时重新初始化 TCP 连接
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await tcp.initializeTcp(
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host: TCPConsts.TCP_IP,
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port: TCPConsts.TCP_PORT,
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);
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// 2. 同步全局 App 状态
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appCubit.setAuth(user);
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// 3. 进入已登录状态
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emit(AuthAuthenticated(user));
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logger.logWithLevel('✅ [AUTH] 应用启动 - 已恢复登录状态并建立TCP连接', level: 'INFO');
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} else {
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logger.logWithLevel('⚠️ [AUTH] 应用启动 - 无本地缓存，进入未登录状态', level: 'INFO');
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emit(AuthUnauthenticated());
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}
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} catch (e) {
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logger.logWithLevel('❌ [AUTH] 应用启动检查失败: $e', level: 'ERROR');
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emit(AuthUnauthenticated());
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}
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}
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/// 当 HTTP 登录/注册成功后调用
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Future<void> loginSuccess(UserEntity user) async {
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await storage.saveUser(user);
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// 🔥 使用封装的TCP初始化方法：连接 + 认证 + 心跳
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await tcp.initializeTcp(host: TCPConsts.TCP_IP, port: TCPConsts.TCP_PORT);
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appCubit.setAuth(user);
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emit(AuthAuthenticated(user));
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}
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/// 退出登录 (主动或被动)
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Future<void> logout() async {
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//print("退出登录");
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// 🔥 关键修复:在断开TCP前,先清空所有业务状态,避免重连触发旧数据
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_clearAllBusinessState();
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await storage.deleteUser();
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tcp.disconnect(); // 断开后会自动重连
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appCubit.clearAuth();
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emit(AuthUnauthenticated());
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}
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/// 🔥 新增:清空所有业务状态,防止数据泄露到新账户
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void _clearAllBusinessState() {
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try {
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final devicesCubit = GetIt.I<DevicesCubit>();
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final deviceStatusBloc = GetIt.I<DeviceStatusBloc>();
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final siteCubit = GetIt.I<SiteCubit>();
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// 1. 清空设备列表和选中设备
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devicesCubit.emit(const DevicesState());
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debugPrint('✅ [AUTH] 已清空 DevicesCubit 状态');
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_logger.logWithLevel('✅ [AUTH] 已清空 DevicesCubit 状态');
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// 2. 清空设备实时状态
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deviceStatusBloc.add(DeviceStatusReset());
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debugPrint('✅ [AUTH] 已重置 DeviceStatusBloc 状态');
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_logger.logWithLevel('✅ [AUTH] 已重置 DeviceStatusBloc 状态');
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// 3. 清空全局选中的场站
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siteCubit.clearSelectedSite();
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debugPrint('✅ [AUTH] 已清空 SiteCubit 选中状态');
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_logger.logWithLevel('✅ [AUTH] 已清空 SiteCubit 选中状态');
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debugPrint('✅ [AUTH] 所有业务状态已清空');
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_logger.logWithLevel('✅ [AUTH] 所有业务状态已清空');
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} catch (e) {
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debugPrint('❌ [AUTH] 清空业务状态失败: $e');
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_logger.logWithLevel('❌ [AUTH] 清空业务状态失败: $e', level: 'ERROR');
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}
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}
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/// TCP 指令监听
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void _listenToAuthResponse() {
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debugPrint('>>> [AUTH] _listenToAuthResponse() 被调用，开始监听 0x12 指令');
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_kickOutSub?.cancel(); // 防止重复监听
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// 直接监听原始数据包，自己处理 JSON 解析（去掉 CRC 字节）
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_kickOutSub = dispatcher.onCommand(0x12).listen((packet) {
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debugPrint(
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'>>> [AUTH] 收到 0x12 原始包，payload 长度=${packet.payload.length}, 内容=${packet.payload}',
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);
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try {
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// 🔥 关键：手动去掉最后 2 个 CRC 字节
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String jsonString;
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if (packet.payload.length > 2) {
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jsonString = utf8.decode(
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packet.payload.sublist(0, packet.payload.length - 2),
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);
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} else {
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jsonString = utf8.decode(packet.payload);
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}
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debugPrint('>>> [AUTH] 获取 JSON: "$jsonString"');
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final jsonMap = jsonDecode(jsonString);
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debugPrint('>>> [AUTH] 获取 JSON Map: $jsonMap');
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final respond = jsonMap['respond'] ?? '';
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debugPrint('>>> [AUTH] respond 字段值: "$respond"');
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_logger.logWithLevel(
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'>>> [AUTH] respond 字段值: "$respond"',
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shouldLog: true,
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);
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debugPrint('>>> [AUTH] respond 类型: ${respond.runtimeType}');
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debugPrint(
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'>>> [AUTH] respond == "have_logged_in": ${respond == "have_logged_in"}',
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);
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if (respond == 'have_logged_in') {
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debugPrint('>>> [AUTH] ⚠️ 检测到异地登录 (respond=have_logged_in)，开始退出...');
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_logger.logWithLevel(
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'⚠️ [AUTH] 检测到异地登录 (respond=have_logged_in)，开始退出...',
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level: 'INFO',
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);
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logout();
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} else {
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debugPrint('>>> [AUTH] ℹ️ 收到 0x12 消息，respond="$respond"，不处理');
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}
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} catch (e) {
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debugPrint('>>> [AUTH] ❌ JSON 解析失败：$e');
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}
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});
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_logger.logWithLevel('[AUTH] 监听 TCP 0x12 指令...', level: 'INFO');
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}
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@override
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Future<void> close() {
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_kickOutSub?.cancel(); // 销毁 Cubit 时关闭监听
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return super.close();
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}
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/// 🔥 息屏/后台后恢复到前台时的重连方法
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Future<void> reconnectAfterResume() async {
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_logger.logWithLevel('[AUTH] 检测到应用恢复到前台，检查 TCP 连接状态...', level: 'INFO');
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// 如果 TCP 未连接，则执行重连
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if (!tcp.isConnected) {
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_logger.logWithLevel('[AUTH] TCP 未连接，开始重连...', level: 'INFO');
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try {
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await tcp.connect(host: TCPConsts.TCP_IP, port: TCPConsts.TCP_PORT);
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tcp.startHeartbeat(interval: const Duration(seconds: 4));
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_logger.logWithLevel('[AUTH] TCP 重连成功！', level: 'INFO');
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} catch (e) {
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_logger.logWithLevel('[AUTH] TCP 重连失败：$e', level: 'ERROR');
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}
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} else {
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_logger.logWithLevel('[AUTH] TCP 已连接，无需重连', level: 'INFO');
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// 可选：发送一个心跳包确认连接有效
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tcp.sendHeartbeat();
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}
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}
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}
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