public sp_LayThongTinDoan_Result layThongTinDoan(int idDoan) { using (var db = new ManageHotelEntities()) { var thongTinDoan = db.sp_LayThongTinDoan(idDoan).ToList(); if (thongTinDoan.Count > 0) { return(thongTinDoan[0]); } return(null); } }