public ActionResult ChangeState(int id)
        {
            var item = BannerService.LoadEntities(n => n.id == id).FirstOrDefault();

            if (item != null)
            {
                item.state = item.state == 0 ? 1 : 0;
                if (BannerService.EditEntity(item))
                {
                    SaveSyslog($"修改广告图状态{Enum.GetName(typeof(State),item.state)}(id={id})成功", SysLogType.后台日志, nowManager.name);
                    return(Json(SysEnum.成功, "修改成功"));
                }
                return(Json(SysEnum.失败, "修改失败"));
            }
            return(Json(SysEnum.失败, "未找到对象"));
        }
        public ActionResult ChangeSort(int id, int sort)
        {
            var item = BannerService.LoadEntities(n => n.id == id).FirstOrDefault();

            if (item != null)
            {
                item.sort = sort;
                if (BannerService.EditEntity(item))
                {
                    SaveSyslog($"修改广告图排序(id={id})成功", SysLogType.后台日志, nowManager.name);
                    return(Json(SysEnum.成功, "修改成功"));
                }
                return(Json(SysEnum.失败, "修改失败"));
            }
            return(Json(SysEnum.失败, "未找到对象"));
        }
        public ActionResult EditBanner(banner banner)
        {
            var data       = Request["data"];
            var bannerData = SerializeHelper.SerializeToObject <dynamic>(data);
            int id         = bannerData.id;

            banner = BannerService.LoadEntities(n => n.id == id).FirstOrDefault();
            if (banner != null)
            {
                banner.img_url      = bannerData.img_url;
                banner.link_address = bannerData.link_address;
                banner.remark       = bannerData.remark;
                banner.sort         = bannerData.sort;

                //banner.thumbnail_url = bannerData.thumbnail_url;
                if (BannerService.EditEntity(banner))
                {
                    SaveSyslog($"修改广告图(id={id})成功", SysLogType.后台日志, nowManager.name);
                    return(Json(SysEnum.成功, "修改成功"));
                }
                return(Json(SysEnum.失败, "修改失败"));
            }
            return(Json(SysEnum.失败, "未找到对象"));
        }