public IHttpActionResult DatPhongChoTungDoan([FromUri] string id)
        {
            string result = "";

            using (NhanVienBusiness nhanVienBusiness = new NhanVienBusiness())
            {
                result = nhanVienBusiness.DatPhongChoMotDoan(id);
                if (result.Equals("ok"))
                {
                    return(Ok(result));
                }
                else
                {
                    return(BadRequest(result));
                }
            }
        }