public ActionResult Create(VmAdminCosmeticCreate model)
        {
            try
            {
                //输入校验
                if (!ModelState.IsValid)
                {
                    return(View(model));
                }
                //向数据库插入数据
                _cosmeticService.Create(model);

                //返回列表页 转向

                return(RedirectToAction("List"));
            }
            catch (Exception ex)
            {
                ModelState.AddModelError("", ex.Message);
                return(View(model));
            }
        }