public async Task <ServiceResult <int> > Create(ProductCreateOrUpdateRequestViewModel viewModel)
{
var model = new Product();
MapViewModelToModel(viewModel, model);
var validator = new ProductCreateOrUpdateRequestViewModelValidator();
var validationResult = await validator.ValidateAsync(model);
if (!validationResult.IsValid)
{
return(ServiceResultFactory.Fail <int>(validationResult));
}
await _repository.AddAsync(model);
var changes = await _repository.SaveChangesAsync();
if (changes == 0)
{
return(ServiceResultFactory.Fail <int>("Insert fails"));
}
return(ServiceResultFactory.Success(model.Id));
}