public static IEnumerable<Table> GetFreeTablesForReservation(IEnumerable<Table> allAvailableTables, Reservation requestedRervation)
{
return allAvailableTables.Where(
table =>
!table.Reservations.Any(
reservation =>
IsTimeOverlapping(requestedRervation, reservation) ||
IsWorkDaysOverlapping(requestedRervation, reservation)));
}
private static bool IsWorkDaysOverlapping(Reservation reservation1, Reservation reservation2)
{
return (reservation1.WorkDays & reservation2.WorkDays) > 0;
}
private static bool IsTimeOverlapping(Reservation reservation1, Reservation reservation2)
{
return reservation2.StartTime < reservation1.EndTime && reservation1.StartTime < reservation2.EndTime;
}
