//used to delete OpeningHours from database if they are no longer used
public bool RemoveOpeningHours(OpeningHours openingHours)
{
var openingHoursToRemove = Enumerable.FirstOrDefault <OpeningHours>(_hallRepository.OpeningHours(), o => o.OpeningHoursId == openingHours.OpeningHoursId);
if (openingHoursToRemove != null)
{
return(_hallRepository.RemoveOpeningHours(openingHoursToRemove));
}
else
{
return(false);
}
}