public void AddBooking(UserId userId, int day, Slot slot)
{
if (UserCanBook(this, userId) && IsBookableDay(Year, Month, day))
{
if (BookingDays.ContainsKey(day))
{
var bookingDay = BookingDays[day];
if (SlotIsOpen(bookingDay, slot))
{
bookingDay.AddBooking(slot, userId);
}
else
{
throw new SlotIsClosedException();
}
}
else
{
var bookingDayId = BookingDayId.From(new DateTime(Year, Month, day));
var bookingDay = new BookingDay(bookingDayId, new Dictionary <Slot, UserId>());
bookingDay.AddBooking(slot, userId);
BookingDays.Add(day, bookingDay);
}
}
else
{
throw new UserHasOverbookedException();
}
}
