public async Task <IEnumerable <OrganizatorSelect> > GetOrganizatorSelectsAsync(int userId) { var organizators = await _organizatorRepository.GetOrganizatorsByAdministratorId(userId); var list = new HashSet <OrganizatorSelect>(); if (!(organizators is null)) { foreach (var o in organizators) { list.Add(new OrganizatorSelect { Id = o.OrganizatorId, Name = o.Name }); } } return(list); }