public UpdateCountriesResult UpdateCountries(List <Country> newCountries)
{
List <Country> existedCountries = _countriesRepository.GetAll().ToList();
UpdateCountriesResult result = new UpdateCountriesResult
{
Updated = existedCountries.Intersect(newCountries, new KeyEqualityComparer <Country>(o => o.EnglishName)).ToList(),
Created = newCountries.Except(existedCountries, new KeyEqualityComparer <Country>(o => o.EnglishName)).ToList(),
Deleted = existedCountries.Except(newCountries, new KeyEqualityComparer <Country>(o => o.EnglishName)).ToList()
};
result.Updated.ForEach(item =>
{
Country source = newCountries.Single(country => country.EnglishName == item.EnglishName);
item.EnglishName = source.EnglishName;
item.ISO = source.ISO;
item.PhoneCode = source.PhoneCode;
item.ThreeCharsCode = source.ThreeCharsCode;
item.TwoCharsCode = source.TwoCharsCode;
_countriesRepository.Update(item);
});
result.Created.ForEach(item => _countriesRepository.Add(item));
result.Deleted.ForEach(item => _countriesRepository.Delete(item));
return(result);
}
public ViewResult DeleteConfirmed(int?id)
{
if (id == null)
{
return(View("Error"));
}
Country country = db.Countries.FirstOrDefault(a => a.CountryID == id);
if (country == null)
{
return(View("Error"));
}
db.Delete(country);
return(View("Index"));
}
public IActionResult Delete(int Id)
{
_countriesRepository.Delete(Id);
return(RedirectToAction("Index", "Countries"));
}