完成页面对接tcp推送的设备状态数据

完成页面测试解析tcp推送的设备状态数据的UI展示

lib/features/devices/presentation/bloc/device_status_bloc.dart

@@ -14,77 +14,82 @@ class DeviceStatusBloc extends Bloc<DeviceStatusEvent, DeviceStatusState> {
   final NetMessageDispatcher _dispatcher;
 
   DeviceStatusBloc(this._dispatcher) : super(DeviceStatusInitial()) {
-    //  直接订阅 0x02 指令的字符串流
+    // 订阅 TCP 数据流
     _dispatcher.onStringMessage().listen((jsonString) {
+      debugPrint('📩 Bloc 收到 0x02 数据');
       add(DeviceStatusLoaded(jsonString));
     });
 
-    // 订阅 0x12 的 JSON 流（）
     _dispatcher.onJsonMessage(0x12).listen((jsonData) {
       add(PushMessageReceived(jsonData));
     });
-  }
 
-  @override
-  Stream<DeviceStatusState> mapEventToState(DeviceStatusEvent event) async* {
-    if (event is DeviceStatusLoaded) {
-      yield* _mapDeviceStatusLoaded(event);
-    } else if (event is PushMessageReceived) {
-      yield* _mapPushMessageReceived(event);
-    }
-  }
+    //
+    on<DeviceStatusLoaded>(_handleDeviceStatusLoaded);
+    on<PushMessageReceived>(_handlePushMessageReceived);
 
-  Stream<DeviceStatusState> _mapDeviceStatusLoaded(DeviceStatusLoaded event) async* {
+
+    // 🔥 新增：模拟测试数据（调试用）
+     _testMockData();
+  }
+  void _testMockData() {
+    // 用户提供的真实指令数据（字节数组）
+    final mockBytes = [
+      171, 170, 2, 48, 46, 48, 48, 44, 48, 44, 48, 44, 48, 44, 48, 44, 48, 46, 48, 48, 44, 48, 46, 48, 48, 44, 48, 46, 48, 48, 44, 48, 46, 48, 48, 44, 50, 55, 46, 52, 55, 44, 49, 56, 48, 46, 48, 48, 44, 48, 46, 48, 48, 44, 48, 46, 48, 48, 44, 52, 49, 44, 52, 44, 49, 44, 51, 50, 46, 48, 52, 49, 50, 57, 54, 56, 54, 52, 48, 48, 57, 57, 57, 44, 49, 50, 48, 46, 56, 48, 56, 57, 57, 51, 48, 56, 49, 49, 53, 56, 53, 48, 44, 50, 48, 45, 49, 45, 49, 49, 45, 51, 49, 32, 48, 56, 58, 48, 48, 58, 48, 48, 44, 48, 44, 51, 44, 54, 54, 44, 57, 53, 50, 55, 46, 48, 48, 48, 48, 44, 48, 0, 0, 0, 170, 171
+    ];
+
+    // 解码为字符串（去掉帧头 3 字节和帧尾 5 字节）
+    final payloadBytes = mockBytes.sublist(3, mockBytes.length - 5);
+    final mockData = String.fromCharCodes(payloadBytes);
+
+    debugPrint('🧪 模拟测试数据：$mockData');
+
+    // 发送模拟事件
+    add(DeviceStatusLoaded(mockData));
+  }
+  // 🔥 修改：使用 Emitter 发送状态
+  Future<void> _handleDeviceStatusLoaded(
+      DeviceStatusLoaded event,
+      Emitter<DeviceStatusState> emit,
+      ) async {
     try {
-      final fields = event.jsonString.trim().split(' ');
+      debugPrint('🔍 开始解析数据：${event.jsonString}');
+      final fields = event.jsonString.trim().split(',');
+      debugPrint('🔍 字段数量：${fields.length}');
+
       if (fields.length < 18) {
-        yield DeviceStatusError('字段不足，期望 ≥18，实际: ${fields.length}');
+        emit(DeviceStatusError('字段不足，期望 ≥18，实际：${fields.length}'));
         return;
       }
-      ///解析设备状态
-      final status = RunningStatusEntity().copyWith(
-        voltage: double.tryParse(fields[0]) ?? 0.0,
-        leftTargetSpeed: double.tryParse(fields[1]) ?? 0.0,
-        rightTargetSpeed: double.tryParse(fields[2]) ?? 0.0,
-        leftMeasureSpeed: double.tryParse(fields[3]) ?? 0.0,
-        rightMeasureSpeed: double.tryParse(fields[4]) ?? 0.0,
-        leftCurrent: double.tryParse(fields[5]) ?? 0.0,
-        rightCurrent: double.tryParse(fields[6]) ?? 0.0,
-        leftMotorTemp: double.tryParse(fields[7]) ?? 0.0,
-        rightMotorTemp: double.tryParse(fields[8]) ?? 0.0,
-        chipTemp: double.tryParse(fields[9]) ?? 0.0,
-        yaw: double.tryParse(fields[10]) ?? 0.0,
-        pitch: double.tryParse(fields[11]) ?? 0.0,
-        roll: double.tryParse(fields[12]) ?? 0.0,
-        satelliteCnt: int.tryParse(fields[13]) ?? 0,
-        qual: int.tryParse(fields[14]) ?? 0,
-        headingStatus: int.tryParse(fields[15]) ?? 0,
-        latitude: double.tryParse(fields[16]) ?? 0.0,
-        longitude: double.tryParse(fields[17]) ?? 0.0,
-        knifeCuttingSpeed: fields.length > 19 && fields[19].isNotEmpty ? fields[19] : "0",
-        controlMode: fields.length > 20 && fields[20].isNotEmpty ? fields[20] : "0",
-        battery: fields.length > 21 && fields[21].isNotEmpty ? fields[21] : "0",
-        workingArea: fields.length > 22 && fields[22].isNotEmpty ? fields[22] : "0",
-        obstacleFlag: fields.length > 23 && fields[23].isNotEmpty ? fields[23] : "0",
-      );
-      ///解析GPS
+
+      final status = RunningStatusEntity.fromFields(fields);
+      debugPrint('设备运行时候状态：$status');
       final gps = GPSEntity(status.latitude, status.longitude);
-      yield DeviceStatusUpdated(status, gps);
+      debugPrint('GPS: ${gps.latitude}, ${gps.longitude}');
+
+      emit(DeviceStatusUpdated(status, gps)); // 🔥 使用 emit 发送状态
     } catch (e) {
-      yield DeviceStatusError('解析设备状态失败: $e');
+      debugPrint('❌ 解析异常：$e');
+      emit(DeviceStatusError('解析设备运行时候状态失败：$e'));
     }
   }
-/// 解析 推送消息
-  Stream<DeviceStatusState> _mapPushMessageReceived(PushMessageReceived event) async* {
+
+  Future<void> _handlePushMessageReceived(
+      PushMessageReceived event,
+      Emitter<DeviceStatusState> emit,
+      ) async {
     try {
       final eventStr = event.jsonData['event'] ?? '';
       final deviceId = event.jsonData['deviceId'] ?? '未知';
-      debugPrint('收到推送事件: $eventStr, 设备: $deviceId');
-
-      // 可扩展：yield PushMessageState(event.jsonData)
+      debugPrint('收到推送事件：$eventStr, 设备：$deviceId');
     } catch (e) {
-      yield DeviceStatusError('解析推送消息失败: $e');
+      emit(DeviceStatusError('解析推送消息失败：$e'));
     }
   }
 
+  @override
+  Future<void> close() {
+    return super.close();
+  }
 }
+