public async Task <IActionResult> Vote(int pollId, int?answer)
{
var poll = _polls.GetPollById(pollId); // lets me include reference to poll & answer in newVote
var currentUser = await _userManager.GetUserAsync(User);
if (answer == null)
{
ModelState.AddModelError("", "You have to choose an answer.");
}
if (_votes.CheckIfUserAlreadyVoted(pollId, currentUser))
{
ModelState.AddModelError("", "You have already voted in this poll.");
}
if (ModelState.IsValid)
{
Vote newVote = new Vote
{
User = currentUser,
PollId = pollId,
AnswerId = answer.Value
};
_votes.AddVote(newVote);
return(RedirectToAction(nameof(Vote), new { pollid = pollId, showResults = true }));
}
var model = new PollVoteViewModel
{
PollId = poll.PollId,
Question = poll.Question,
Answers = poll.Answers.ToList()
};
return(View("~/Features/Polls/VoteForm.cshtml", model));
}
public static int AddVote(VoteInfo vote)
{
vote.ID = dal.AddVote(vote);
return(vote.ID);
}
public Vote AddVote(Vote vote)
{
return(voteService.AddVote(vote));
}
/// <summary>
/// 增加一条投票数据
/// </summary>
/// <param name="vote">投票模型变量</param>
public static int AddVote(VoteInfo vote)
{
vote.ID = dal.AddVote(vote);
CacheHelper.Remove(cacheKey);
return(vote.ID);
}
