public void Create(User organizer, Institution institution, string name, DateTime beginDate, DateTime endDate, DateTime registrationAvaliable,
string mainPlaceName, Coordinates coordinates, string placeDescription = null)
{
var newEvent = new Event(name, beginDate, endDate, registrationAvaliable, mainPlaceName, coordinates, placeDescription, dateTimeProvider);
var organizeruser = newEvent.RegisterOrganizer(organizer, institution);
eventRepository.Create(newEvent);
assistantRepository.Register(organizeruser);
}
public void RegisterAssistant(Event myEvent, User user)
{
var partaker = myEvent.RegisterAssistant(user);
assistantRepository.Register(partaker);
}