public void Delete(int id)
{
topicRepo.DeleteTopic(id);
}
public Topic DeleteTopic(int topicId)
{
return(_topicRepository.DeleteTopic(topicId));
}
public async Task <IActionResult> DeleteConfirmed(int id)
{
await Task.Run(() => _repository.DeleteTopic(id));
return(RedirectToAction("Index"));
}