public async Task <IActionResult> Create(DonorDto donorDto)
{
if (donorDto == null)
{
throw new ArgumentNullException(nameof(donorDto));
}
if (ModelState.IsValid)
{
donorService.AddDonor(mapper.Map <Models.Donor>(donorDto));
await donorService.SaveChangesAsync();
return(RedirectToAction("DonorComplete"));
}
return(View(donorDto));
}