public void RemoveGoing(Event @event)
{
if (!Goings.Any(ug => ug.EventId == @event.EventId))
{
throw new Exception("Event not in 'Going'");
}
else
{
UserGoing userGoing = Goings.SingleOrDefault(ug => ug.EventId == @event.EventId);
Goings.Remove(userGoing);
}
}
public void AddGoing(Event @event)
{
if (Goings.Any(ug => ug.EventId == @event.EventId))
{
throw new Exception("Event already in 'Going'");
}
else if (Interests.Any(ui => ui.EventId == @event.EventId))
{
UserInterested userInterested = Interests.SingleOrDefault(ui => ui.EventId == @event.EventId);
Interests.Remove(userInterested);
UserGoing userGoing = new UserGoing(this, @event);
Goings.Add(userGoing);
}
else
{
UserGoing userGoing = new UserGoing(this, @event);
Goings.Add(userGoing);
}
}