public async Task <CountryEditInputModel> GetCountryEditData(string id)
{
var country = await this.dbContext.Countries.FindAsync(id);
if (country == null)
{
throw new NullReferenceException("Selected country does not exisit");
}
var model = new CountryEditInputModel
{
Id = country.Id,
NewName = country.Name,
CurrentName = country.Name
};
return(model);
}
public async Task <ActionResult> Edit(CountryEditInputModel model)
{
bool isExisits = await this.countriesService.IsCountryExistsAsync(model.NewName);
if (isExisits)
{
this.ModelState.AddModelError("NewName", "Provided country name already exists");
}
if (!this.ModelState.IsValid)
{
return(this.View(model));
}
await this.countriesService.UpdateCountryAsync(model.Id, model.NewName);
return(RedirectToAction(nameof(Index)));
}
