public DeleteLanguageResult Delete(int?languageId, UserSessionObject user)
{
var result = new DeleteLanguageResult();
if (languageId.HasValue)
{
if (!CheckReferencingBooks(languageId.Value))
{
LanguageData domainModel = LanguageRepository.GetDataById(languageId.Value);
if (domainModel != null)
{
LanguageRepository.DeleteById(languageId.Value, user.UserId);
result = new DeleteLanguageResult(languageId.Value, domainModel.NameLanguage);
}
}
else
{
result.Message = "This language can't be deleted. There are books connected to this language.";
}
}
return(result);
}