api/maintenance_views.py

@@ -124,6 +124,10 @@ def maintenance_update(request):

                     # 新增 `back_tracking_number` 之后，更新维修状态
              

                     if not old_back_tracking_number and back_tracking_number:
              

                         maintenance.maintenance_status = MaintenaceInfo.TRACKING_FIXED_BACK
              

                +        maintenance_status_at = maintenance.maintenance_status_at
              

                +        maintenance_status_at[MaintenaceInfo.TRACKING_FIXED_BACK] = tc.utc_datetime()
              

                +        maintenance.maintenance_status_at = maintenance.maintenance_status_at
              

                +        maintenance_status_update_sendtemplatemessage(maintenance)
              

                 
              

                     if name:
              

                         maintenance.name = name