/// <summary>
        /// 删除价格体系配置
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public ActionResult DeletePackageConfig(PaintDiscountPackageModel model)
        {
            if (model.PKID < 1 || string.IsNullOrWhiteSpace(model.PackageName))
            {
                return(Json(new { Status = false, Msg = "未知的删除对象" }, JsonRequestBehavior.AllowGet));
            }
            var manager = new PaintDiscountConfigManager();
            var user    = User.Identity.Name;
            var result  = manager.DeletePaintDiscountPackage(model, user);

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