From ba4519125e52f741db0ef3f89c97a900953db36e Mon Sep 17 00:00:00 2001
From: Songzex <2402265378@qq.com>
Date: Wed, 22 Apr 2026 15:53:18 +0800
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---
 .../auth/presentation/bloc/auth_cubit.dart    | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/lib/features/auth/presentation/bloc/auth_cubit.dart b/lib/features/auth/presentation/bloc/auth_cubit.dart
index 020ea1c1..ae2f3fff 100644
--- a/lib/features/auth/presentation/bloc/auth_cubit.dart
+++ b/lib/features/auth/presentation/bloc/auth_cubit.dart
@@ -16,6 +16,9 @@ import '../../../../core/storage/user_storage.dart';
 import '../../../devices/domain/usecases/get_user_device_usecase.dart';
 import '../../../devices/domain/usecases/switch_device_usecase.dart';
 import '../../../devices/presentation/bloc/devices_cubit.dart';
+import '../../../devices/presentation/bloc/device_status_bloc.dart';
+import '../../../devices/presentation/bloc/device_status_event.dart';
+import '../../../devices/presentation/bloc/devices_state.dart';
 import '../../data/datasources/auth_tcp_datasource.dart';
 import '../../data/datasources/impl/auth_tcp_datasource_impl.dart';
 import 'auth_state.dart';
@@ -76,12 +79,40 @@ class AuthCubit extends Cubit<AuthState> {
   /// 退出登录 (主动或被动)
   Future<void> logout() async {
     //print("退出登录");
+    
+    // 🔥 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
+    _clearAllBusinessState();
+    
     await storage.deleteUser();
     tcp.disconnect();
     appCubit.clearAuth();
     emit(AuthUnauthenticated());
   }
 
+  /// 🔥 新增:清空所有业务状态,防止数据泄露到新账户
+  void _clearAllBusinessState() {
+    try {
+      final devicesCubit = GetIt.I<DevicesCubit>();
+      final deviceStatusBloc = GetIt.I<DeviceStatusBloc>();
+      
+      // 1. 清空设备列表和选中设备
+      devicesCubit.emit(const DevicesState());
+      debugPrint('✅ [AUTH] 已清空 DevicesCubit 状态');
+      _logger.logWithLevel('✅ [AUTH] 已清空 DevicesCubit 状态');
+      
+      // 2. 清空设备实时状态
+      deviceStatusBloc.add(DeviceStatusReset());
+      debugPrint('✅ [AUTH] 已重置 DeviceStatusBloc 状态');
+      _logger.logWithLevel('✅ [AUTH] 已重置 DeviceStatusBloc 状态');
+      
+      debugPrint('✅ [AUTH] 所有业务状态已清空');
+      _logger.logWithLevel('✅ [AUTH] 所有业务状态已清空');
+    } catch (e) {
+      debugPrint('❌ [AUTH] 清空业务状态失败: $e');
+      _logger.logWithLevel('❌ [AUTH] 清空业务状态失败: $e', level: 'ERROR');
+    }
+  }
+
   /// TCP 指令监听
   // void _listenToAuthResponse() {
   //   print('>>> [AUTH]  begin指令监听: ');