优化+摄像头+扫码绑定

lib/features/v2/device_list/data/datasources/bind_device_datasource.dart

@@ -8,7 +8,7 @@ abstract class BindDeviceDatasource {
   Future<void> bindDevice({
     required List<String> deviceIds,
     required int orgId,
-    required int siteId,
-    required int userId,
+    int? siteId,
+    int? userId,
   });
 }

lib/features/v2/device_list/data/datasources/device_remote_datasource.dart

@@ -105,11 +105,13 @@ class DeviceRemoteDataSourceImpl implements DeviceRemoteDataSource {
   }
 
   DeviceDataModel _parseDeviceFromJson(Map<String, dynamic> json) {
+    // 在线状态：使用 onlineStatus 字段（1=在线, 0=离线）
+    final onlineStatus = json['onlineStatus'] ?? 0;
     return DeviceDataModel(
       deviceId: json['deviceId']?.toString() ?? '',
       name: json['deviceName'] ?? json['name'] ?? '',
       type: json['deviceTypeName'] ?? json['type'] ?? '未知设备',
-      status: _getStatusText(json['status'] ?? 0),
+      status: onlineStatus == 1 ? '在线' : '离线',
       power: (json['power'] as num?)?.toDouble() ?? 0,
       todayEnergy: (json['todayEnergy'] as num?)?.toDouble() ?? 0,
       temperature: (json['temperature'] as num?)?.toDouble(),

lib/features/v2/device_list/data/datasources/impl/bind_device_datasource_impl.dart

@@ -127,18 +127,17 @@ class BindDeviceDatasourceImpl implements BindDeviceDatasource {
   Future<void> bindDevice({
     required List<String> deviceIds,
     required int orgId,
-    required int siteId,
-    required int userId,
+    int? siteId,
+    int? userId,
   }) async {
     final token = await _getToken();
+    final Map<String, dynamic> body = {'deviceIds': deviceIds, 'orgId': orgId};
+    if (siteId != null) body['siteId'] = siteId;
+    if (userId != null) body['userId'] = userId;
+
     final response = await _dio.post(
       HttpApiConsts.bindDevice,
-      data: {
-        'deviceIds': deviceIds,
-        'orgId': orgId,
-        'siteId': siteId,
-        'userId': userId,
-      },
+      data: body,
       options: Options(
         headers: {
           'Authorization': token != null ? 'Bearer $token' : '',