已绑定的相机不能重复绑定

src/main/java/com/fdkankan/manage_jp/service/impl/CompanyServiceImpl.java

@@ -148,6 +148,10 @@ public class CompanyServiceImpl extends ServiceImpl<ICompanyMapper, Company> imp
         if(ObjectUtils.isEmpty(instance)){
             throw new BusinessException(ResultCode.CAMERA_NOT_EXIST);
         }
+        CameraDetail cameraDetail = cameraDetailService.getByCameraId(instance.getId());
+        if(cameraDetail.getCompanyId()!= null || cameraDetail.getUserId() != null){
+            throw new BusinessException(ResultCode.CAMERA_NOT_EXIST);
+        }
     }
 
     @Override