public async Task <ActionResult> RemoveLink(Guid id)
        {
            IAdminManger adminManger = new AdminManger();
            await adminManger.RemoveLinkById(id);

            return(View());
        }
        public async Task <ActionResult> ManyRemoveLink(string idStr)        //批量删除链接
        {
            IAdminManger adminManger = new AdminManger();
            string       str         = idStr.Substring(0, idStr.LastIndexOf(','));

            string[] ids = str.Split(',');
            foreach (var item in ids)
            {
                Guid linkId = Guid.Parse(item);
                await adminManger.RemoveLinkById(linkId);
            }
            return(View());
        }