public ShowPartyInviteesViewModel(IPartyInviteeRepository repository)
 {
     _repository = repository;
     Add = new ActionCommand(OnAdd);
     BetterAdd = new ActionCommand(OnBetterAdd);
     RefreshList();
 }
 public AddInviteeViewModel(IPartyInviteeRepository repository)
 {
     _repository = repository;
     Add = new ActionCommand(OnAdd);
 }