public async Task AddAsync(int userId, AddReservation addReservation)
{
if (addReservation.NumberOfConcessionaryTickets + addReservation.NumberOfNormalTickets !=
addReservation.SeatsToReserve.Count())
{
throw new Exception("Number of tickets is not equal to number of choosen seats");
}
Seance seance = await _dbContext.Seances
.Include(x => x.Room).ThenInclude(x => x.Seats)
.Include(x => x.Reservations).ThenInclude(x => x.ReservedSeats)
.FirstOrDefaultAsync(x => x.Id == addReservation.SeanceId);
if (seance == null)
{
throw new Exception("Seance doesn't exist");
}
Reservation reservation = new Reservation(addReservation.SeanceId, userId, addReservation.NumberOfNormalTickets, addReservation.NumberOfConcessionaryTickets);
foreach (var seatToReserve in addReservation.SeatsToReserve)
{
var seat = await _dbContext.Seats.SingleOrDefaultAsync(x => x.RoomId == seance.RoomId && x.Number == seatToReserve.Number && x.Row == seatToReserve.Row);
if (seat == null)
{
throw new Exception("Seat with given row and numer doesn't exist in seance room.");
}
if (seance.Reservations.Any(r => r.ReservedSeats.Any(rs => rs.SeatId == seat.Id)))
{
throw new Exception($"Seat {seat.Row}|{seat.Number} already reserved");
}
reservation.AddReservedSeat(seat.Id, _dbContext);
}
await _dbContext.Reservations.AddAsync(reservation);
await _dbContext.SaveChangesAsync();
var user = await _dbContext.Users.FirstOrDefaultAsync(x => x.Id == userId);
await _emailSender.SendEmailAsync(user.Email, "Potwierdzenie rezerwacji", "Twoja rezerwacja zakończyła się powodzeniem");
}