public async Task <CumulativeQuizViewModel> SaveCumulativeResponse(CumulativeQuizViewModel quizVM, int responseId)
{
if (await _context.ModuleHistories.AnyAsync(mh => mh.ModuleId == quizVM.CumulativeQuizId && mh.IsPassed))
{
return(null);
}
if (await _context.CumulativeResponses.AnyAsync(r =>
r.CumulativeQuizId == quizVM.CumulativeQuizId && r.StudentId == quizVM.Student.Id &&
r.QuestionId == quizVM.Question.Id))
{
return(await _quizManager.GetCumulativeQnA(quizVM.CumulativeQuizId));
}
CumulativeRespons response = new CumulativeRespons()
{
AnswerId = responseId,
CumulativeQuizId = quizVM.CumulativeQuizId,
QuestionId = quizVM.Question.Id,
StudentId = quizVM.Student.Id,
LectureId = quizVM.Question.LectureId
};
_context.CumulativeResponses.Add(response);
await _context.SaveChangesAsync();
return(await _quizManager.GetCumulativeQnA(quizVM.CumulativeQuizId));
}
public async Task <ActionResult> CumulativeQuiz(int cumulativeQuizId)
{
if (!Context.CumulativeQuizPasseds.Any(itp => itp.Id == cumulativeQuizId && itp.IsPassed == false))
{
return(RedirectToAction("Index", "Student"));
}
CumulativeQuizViewModel model = await _quizManager.GetCumulativeQnA(cumulativeQuizId);
var toSetStartDate = Context.CumulativeQuizPasseds.SingleOrDefault(iq =>
iq.Id == cumulativeQuizId && iq.IsPassed == false && iq.StartDate == null);
if (toSetStartDate != null)
{
toSetStartDate.StartDate = DateTime.UtcNow;
await Context.SaveChangesAsync();
}
_timerAssociates.StartTimer(cumulativeQuizId, TimeSpan.FromMilliseconds(model.TimeLeft), TimerAssociates.TimerType.Cumulative);
return(View(model));
}
