public ToyModel CreateToy(ToyModel newToy) { var toyEntity = mapper.Map <ToyEntity>(newToy); var newToyEntity = repository.CreateToy(toyEntity); var enterprise = enterpriseRepository.GetEnterprises("id").ToList().Find(x => x.Id == newToy.EnterpriseID); enterprise.Toys.Add(newToyEntity); enterpriseRepository.UpdateEnterprise(enterprise); return(mapper.Map <ToyModel>(newToyEntity)); }