public ActionResult AddPaintConfig(PaintDiscountConfigModel model)
        {
            if (model == null)
            {
                return(Json(new { Status = false, Msg = "未知的对象" }, JsonRequestBehavior.AllowGet));
            }
            if (string.IsNullOrWhiteSpace(model.ServicePid))
            {
                return(Json(new { Status = false, Msg = "请选择服务Pid" }, JsonRequestBehavior.AllowGet));
            }
            if (model.SurfaceCount < 1)
            {
                return(Json(new { Status = false, Msg = "面数须为正整数" }, JsonRequestBehavior.AllowGet));
            }
            if (!(model.ActivityPrice > 0))
            {
                return(Json(new { Status = false, Msg = "活动价格须大于0" }, JsonRequestBehavior.AllowGet));
            }
            if (string.IsNullOrWhiteSpace(model.ActivityName))
            {
                return(Json(new { Status = false, Msg = "权益名称不能为空" }, JsonRequestBehavior.AllowGet));
            }
            if (string.IsNullOrWhiteSpace(model.ActivityImage))
            {
                return(Json(new { Status = false, Msg = "活动图片不能为空" }, JsonRequestBehavior.AllowGet));
            }
            var manager = new PaintDiscountConfigManager();
            var user    = User.Identity.Name;
            var isExist = manager.IsExistPaintDiscountConfig(model);

            if (isExist)
            {
                return(Json(new { Status = false, Msg = "已存在重复的数据,不能重复添加" }, JsonRequestBehavior.AllowGet));
            }
            var result = manager.AddPaintDiscountConfig(model, user);

            return(Json(new { Status = result, Msg = $"添加{(result ? "成功" : "失败")}" }, JsonRequestBehavior.AllowGet));
        }