bug fix

src/main/java/com/huiju/estateagents/service/impl/TaBuildingServiceImpl.java

         QueryWrapper<TaBuildingApartment> buildingApartmentQueryWrapper = new QueryWrapper<>();
         buildingApartmentQueryWrapper.eq("apartment_id", building.getApartmentId());
         building.setInsideArea(building.getInsideArea() == null ? 0d : building.getInsideArea());
+        building.setBuildingArea(building.getBuildingArea() == null ? 0d : building.getBuildingArea());
         taBuildingApartmentMapper.update(building,buildingApartmentQueryWrapper);
 
         JSONObject jsonobject = JSONObject.parseObject(parameter);