/// <summary> /// add a reservation to the collection /// </summary> /// <param name="reservation">reservation</param> /// <returns>true if success, false else</returns> public bool AddReservation(Reservation reservation) { if (reservation.Days < 1 || reservation.ReservationID < nextReservationNumber) { return(false); } if (!myDal.AddReservation(reservation)) { return(false); } nextReservationNumber = reservation.ReservationID + 1; return(true); }