/// <summary>
/// Delete message of given id.
/// </summary>
/// <param name="id"> Message id. </param>
/// <returns> Success/failure message. </returns>
public async Task <DtoResponse> Delete(int id)
{
var entity = await _unitOfWork.GroupMessageRepository.FindAsync(g => g.Id == id);
if (entity == null)
{
return(DtoResponse.Failed("Group Message not found - task failed successfully"));
}
_unitOfWork.GroupMessageRepository.Delete(entity);
await _unitOfWork.SaveChangesAsync();
return(DtoResponse.Success());
}
/// <summary>
/// Delete the poll of given Id.
/// </summary>
/// <param name="pollId">Id of a poll to be deleted.</param>
/// <returns>Success/failure message.</returns>
public async Task <DtoResponse> Delete(int pollId)
{
var entity = await _unitOfWork.PollRepository.FindAsync(p => p.Id == pollId);
if (entity == null)
{
return(DtoResponse.Failed("Poll not found"));
}
_unitOfWork.PollRepository.Delete(entity);
await _unitOfWork.SaveChangesAsync();
return(DtoResponse.Success());
}
/// <summary>
/// Delete the question of given Id.
/// </summary>
/// <param name="pollQuestionId">Id of question to be deleted.</param>
/// <returns>Success/failure message.</returns>
public async Task <DtoResponse> Delete(int pollQuestionId)
{
var entity =
await _unitOfWork.PollQuestionRepository.FindAsync(p => p.Id == pollQuestionId);
if (entity == null)
{
return(DtoResponse.Failed("Poll question not found"));
}
if (entity.Points != 0)
{
var poll = _unitOfWork.PollRepository.Get(entity.PollId);
poll.Points -= entity.Points;
_unitOfWork.PollRepository.Update(poll, entity.PollId);
}
_unitOfWork.PollQuestionRepository.Delete(entity);
await _unitOfWork.SaveChangesAsync();
return(DtoResponse.Success());
}