public async Task<IEnumerable<Seat>> GetFreeSeatsAsync(Schedule schedule)
{
ValidateNotNull(schedule);
await ValidateId(_scheduleDao, schedule.Id);
var reservations = await _reservationDao.SelectReservationsByScheduleId(schedule.Id);
if (!reservations.Any())
{
return await _seatDao.SelectActiveWithRowAndCategoryByCinemaHallAsync(schedule.CinemaHallId);
}
var occupiedSeats = await _seatReservationDao.SelectAllSeatIdsByReservationIdsAsync(reservations.Select(reservation => reservation.Id));
return await _seatDao.SelectFreeSeatsByIdAsync(occupiedSeats);
}
public async Task <IEnumerable <Seat> > GetActiveSeatsWithRowAndCategoryAsync(long cinemaHallId)
{
await ValidateId(_cinemaHallDao, cinemaHallId);
return(await _seatDao.SelectActiveWithRowAndCategoryByCinemaHallAsync(cinemaHallId));
}