public static List <Theart_Room> getAllRapPhong()
        {
            List <Theart_Room> list = new List <Theart_Room>();
            string             sql  = "SELECT rp.idRap,rp.idPhong,rp.numberMaxGhe,rp.note FROM dbo.Rap_Phong ";
            DataTable          dt   = DataAccess.ReadDataBySQL(sql);

            foreach (DataRow dr in dt.Rows)
            {
                Theart_Room tr = new Theart_Room();
                tr.Theartx       = TheartDAO.getTheartByID(Convert.ToInt32(dr["idRap"].ToString()));
                tr.Roomx         = RoomDAO.getRoomByID(Convert.ToInt32(dr["idPhong"].ToString()));
                tr.NumberMaxSeat = Convert.ToInt32(dr["numberMaxGhe"].ToString());
                tr.Note          = dr["note"].ToString();
                tr.SeatTypes     = SeatTypeDAO.getAllSeatTypeByIdRapIdPhong(tr.Theartx.ID, tr.Roomx.ID);
                list.Add(tr);
            }
            return(list);
        }
        public static Theart_Room getAllRapPhongByID(int idRap, int idPhong)
        {
            string sql = "SELECT rp.idRap,rp.idPhong,rp.numberMaxGhe,rp.note FROM dbo.Rap_Phong AS rp" +
                         " WHERE rp.idRap = @idRap AND rp.idPhong = @idPhong";

            SqlParameter[] param = new SqlParameter[] {
                new SqlParameter("@idRap", SqlDbType.Int),
                new SqlParameter("@idPhong", SqlDbType.Int)
            };
            param[0].Value = idRap;
            param[1].Value = idPhong;
            DataTable   dt = DataAccess.ReadDataBySQLWithParameter(sql, param);
            Theart_Room tr = new Theart_Room();

            foreach (DataRow dr in dt.Rows)
            {
                tr.Theartx       = TheartDAO.getTheartByID(Convert.ToInt32(dr["idRap"].ToString()));
                tr.Roomx         = RoomDAO.getRoomByID(Convert.ToInt32(dr["idPhong"].ToString()));
                tr.NumberMaxSeat = Convert.ToInt32(dr["numberMaxGhe"].ToString());
                tr.Note          = dr["note"].ToString();
                tr.SeatTypes     = SeatTypeDAO.getAllSeatTypeByIdRapIdPhong(tr.Theartx.ID, tr.Roomx.ID);
            }
            return(tr);
        }