public IActionResult DisplayOneActivity([FromBody] LookActivity lookActivity)     // 某个活动详情
        {
            List <ActivityView> activityView = adminActionService.getOneActivity(lookActivity.ID);
            string str = JsonConvert.SerializeObject(activityView);

            return(new ContentResult {
                Content = str, ContentType = "application/json"
            });
        }
 public IActionResult DeleteOneActivity([FromBody] LookActivity deleteActivity)  // 删除活动
 {
     if (adminActionService.deleteOneActivity(deleteActivity.ID))
     {
         JsonData jsondata = new JsonData();
         jsondata["delete"] = "SUCESS";
         return(Json(jsondata.ToJson()));
     }
     else
     {
         JsonData jsondata = new JsonData();
         jsondata["delete"] = "ERROR";
         return(Json(jsondata.ToJson()));
     }
 }