update

app/hdl/member_center/hdl_level__management.go

@@ -193,10 +193,12 @@ func UpdateLevel(c *gin.Context) {
 	}
 
 	// 2.2 添加更新后的任务
-	err = svc.BatchAddLevelTask(session, req.UserLevelTasks, utils.StrToInt(req.LevelID))
-	if err != nil {
-		e.OutErr(c, e.ERR_DB_ORM, err.Error())
-		return
+	if len(req.UserLevelTasks) > 0 {
+		err = svc.BatchAddLevelTask(session, req.UserLevelTasks, utils.StrToInt(req.LevelID))
+		if err != nil {
+			e.OutErr(c, e.ERR_DB_ORM, err.Error())
+			return
+		}
 	}
 
 	err = session.Commit()