public IActionResult AddRoleUsers()
        {
            var roleId   = 2;
            var userlist = new List <int> {
                5, 8, 9, 10
            };
            var res = _sysRoleService.AddRoleUsers(roleId, userlist);

            if (res)
            {
                return(Content("okokok"));
            }
            else
            {
                return(Content("error"));
            }
        }