public Task <AttendeeRelationship> CreateAttendeeRelationshipAsync(AttendeeRelationship relationship)
{
_eventValidator.ValidateEventExists(relationship.EventId);
_personValidator.ValidatePersonExists(relationship.PersonId);
_attendeeValidator.ValidateAttendeeRelationshipDoesNotExist(relationship);
_attendeeValidator.CanWriteRelationship(relationship);
_attendeeValidator.ValidateAttendeeRelationshipDoesntTargetHost(relationship);
return(null);
}
public Task UpdateHostAsync(int eventId, int newHostId)
{
_eventValidator.ValidateEventExists(eventId);
_personValidator.ValidatePersonExists(newHostId);
_eventValidator.CanUpdateHost(eventId);
return(null);
}