public ActionResult <IEnumerable <PollAnswer> > PollVote(int userID, int pollAnswerID, int pollID)
{
//check if poll can have multiple votes
if (_context.Polls.Find(pollID).SingleVote)
{
//check for existing vote for that poll if poll only has single vote option
var pollAnswers = _context.PollAnswers.Where(e => e.PollID == pollID);
var PollVotes = new List <PollAnswerVote>();
foreach (PollAnswer pa in pollAnswers)
{
PollVotes.AddRange(_context.PollAnswerVotes.Where(e => e.PollAnswerID == pa.PollAnswerID && e.UserID == userID));
}
if (PollVotes != null)
{
_context.PollAnswerVotes.RemoveRange(PollVotes);
}
}
//create new vote
PollAnswerVote pollAnswerVote = new PollAnswerVote();
pollAnswerVote.PollAnswerID = pollAnswerID;
pollAnswerVote.UserID = userID;
pollAnswerVote.User = _context.Users.SingleOrDefault(e => e.UserID == userID);
pollAnswerVote.PollAnswer = _context.PollAnswers.SingleOrDefault(e => e.PollAnswerID == pollAnswerID);
_context.PollAnswerVotes.Add(pollAnswerVote);
_context.SaveChanges();
return(Ok());
}
internal static ResourcePollAnswerVoteEntity Map(this PollAnswerVote pollAnswerVote)
{
return(new ResourcePollAnswerVoteEntity
{
id = pollAnswerVote.Id,
resourcePollAnswerId = pollAnswerVote.AnswerId,
userid = pollAnswerVote.UserId,
createdTime = pollAnswerVote.CreatedTime,
});
}
void IResourcesRepository.CreatePollAnswerVote(PollAnswerVote vote)
{
using (var dc = CreateContext())
{
// Don't add if the user has already voted in this poll.
if (!HasVoted(dc, vote.UserId, vote.AnswerId))
{
dc.ResourcePollAnswerVoteEntities.InsertOnSubmit(vote.Map());
dc.SubmitChanges();
}
}
}
void IPollsCommand.CreatePollAnswerVote(PollAnswerVote vote)
{
vote.Prepare();
vote.Validate();
_repository.CreatePollAnswerVote(vote);
}
