新建机场时，自动更新没有workspaceId的空机场。

sample/src/main/java/com/dji/sample/manage/service/impl/DeviceServiceImpl.java

@@ -758,7 +758,30 @@ public class DeviceServiceImpl implements IDeviceService {
             // sn码不重复
             List<DeviceEntity> dbDroneList = mapper.selectList(new LambdaQueryWrapper<DeviceEntity>().eq(DeviceEntity::getDeviceSn, droneDeviceSn));
             if (!CollectionUtils.isEmpty(dbDroneList)) {
-                throw new RuntimeException("droneSn is already exit");
+                if (dbDroneList.size() != 1) {
+                    throw new RuntimeException("droneSn is already exit");
+                }
+                DeviceEntity dbDrone = dbDroneList.get(0);
+                // throw new RuntimeException("droneSn is already exit");
+                if (StringUtils.hasText(dbDrone.getWorkspaceId())) {
+                    throw new RuntimeException("droneSn is already exit");
+                }
+                // 修改当前无人机数据
+                DeviceEntity updateDrone = new DeviceEntity();
+                updateDrone.setId(dbDrone.getId());
+                updateDrone.setWorkspaceId(drone.getWorkspaceId());
+
+                updateDrone.setNickname(drone.getNickname());
+                deviceEntity.setDeviceName(drone.getDeviceName());
+                // 类型
+                updateDrone.setDomain(DeviceDomainEnum.DRONE.getDomain());
+                updateDrone.setDeviceType(drone.getType().getType());
+                updateDrone.setSubType(drone.getSubType().getSubType());
+
+                updateDrone.setBoundStatus(true);
+                updateDrone.setBoundTime(System.currentTimeMillis());
+                int update = this.mapper.updateById(updateDrone);
+                return update > 0;
             }
         }
 
@@ -786,6 +809,8 @@ public class DeviceServiceImpl implements IDeviceService {
 
 //        bound_time	bigint
 //        bound_status The status when the device is bound to the workspace. 1: bound; 0: not bound;
+        deviceEntity.setBoundStatus(true);
+        deviceEntity.setBoundTime(System.currentTimeMillis());
         // deviceEntity.setDeviceDesc(drone.getDeviceDesc());
 //        url_normal		The icon displayed on the remote control.
 //        url_select			The icon displayed on the remote control when it is selected.