public async Task <IActionResult> DeleteCity(int cityId, int id)
{
var cityToDelete = await _repository.GetCityForCountry(id, cityId);
if (cityToDelete == null)
{
return(NotFound());
}
_repository.DeleteCityForCountry(cityToDelete);
if (!await _repository.Save())
{
throw new Exception("Failed");
}
return(NoContent());
}