public async Task <ActionResult> DropQuiz(string courseId, string slideId, bool isLti)
{
var slide = courseManager.GetCourse(courseId).GetSlideById(slideId);
if (slide is QuizSlide)
{
var userId = User.Identity.GetUserId();
if (userQuizzesRepo.GetQuizDropStates(courseId, userId, slideId).Count(b => b) < GetMaxDropCount(slide as QuizSlide) &&
!userQuizzesRepo.GetQuizBlocksTruth(courseId, userId, slideId).All(b => b.Value))
{
await userQuizzesRepo.DropQuiz(userId, slideId);
await visitsRepo.DropAttempt(slideId, userId);
if (isLti)
{
LtiUtils.SubmitScore(slide, userId);
}
}
}
var model = new { courseId, slideIndex = slide.Index, isLti };
if (isLti)
{
return(RedirectToAction("LtiSlide", "Course", model));
}
return(RedirectToAction("Slide", "Course", model));
}