//Cancels a reservation
public int CancelReservation(int reservationNumber)
{
e errCode = e.success;
if (Validation.invalidRes(reservationNumber))
{
errCode = e.invalidRes;
}
if (Validation.activeRes(reservationNumber))
{
errCode = e.activeRes;
}
else
{
ReservationDB resDB = new ReservationDB();
PetReservation pr = new PetReservation();
Discount d = new Discount();
d.removeDiscount(reservationNumber);
pr.RemoveEntireRes(reservationNumber);
if (!resDB.Delete(reservationNumber))
{
errCode = e.deleteFail;
}
}
return(Convert.ToInt16(errCode));
}
