public async Task <ActionResult> DropQuiz(string courseId, Guid 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.IsQuizScoredMaximum(courseId, userId, slideId))
{
await userQuizzesRepo.DropQuiz(userId, slideId);
await slideCheckingsRepo.RemoveAttempts(courseId, slideId, userId);
await visitsRepo.UpdateScoreForVisit(courseId, slideId, userId);
if (isLti)
{
LtiUtils.SubmitScore(slide, userId);
}
}
}
var model = new { courseId, slideId = slide.Id, isLti };
if (isLti)
{
return(RedirectToAction("LtiSlide", "Course", model));
}
return(RedirectToAction("SlideById", "Course", model));
}
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));
}
public ActionResult Quiz(QuizSlide slide, string courseId, string userId, bool isGuest, bool isLti = false, ManualQuizChecking manualQuizCheckQueueItem = null, int?send = null)
{
metricSender.SendCount("quiz.show");
if (isLti)
{
metricSender.SendCount("quiz.show.lti");
}
metricSender.SendCount($"quiz.show.{courseId}");
metricSender.SendCount($"quiz.show.{courseId}.{slide.Id}");
var course = courseManager.FindCourse(courseId);
if (course == null)
{
return(HttpNotFound());
}
if (isGuest)
{
metricSender.SendCount("quiz.show.to.guest");
return(PartialView(GuestQuiz(course, slide)));
}
var slideId = slide.Id;
var maxTriesCount = GetMaxTriesCount(courseId, slide);
var state = GetQuizState(courseId, userId, slideId);
var quizState = state.Item1;
var tryNumber = state.Item2;
var resultsForQuizes = GetResultForQuizes(courseId, userId, slideId, state.Item1);
log.Info($"Создаю тест для пользователя {userId} в слайде {courseId}:{slide.Id}, isLti = {isLti}");
var quizVersion = quizzesRepo.GetLastQuizVersion(courseId, slideId);
if (quizState != QuizState.NotPassed)
{
quizVersion = userQuizzesRepo.FindQuizVersionFromUsersAnswer(courseId, slideId, userId);
}
/* If we haven't quiz version in database, create it */
if (quizVersion == null)
{
quizVersion = quizzesRepo.AddQuizVersionIfNeeded(courseId, slide);
}
/* Restore quiz slide from version stored in the database */
var quiz = quizVersion.GetRestoredQuiz(course, course.FindUnitBySlideId(slide.Id));
slide = new QuizSlide(slide.Info, quiz);
if (quizState == QuizState.Subtotal)
{
var score = resultsForQuizes?.AsEnumerable().Sum(res => res.Value) ?? 0;
/* QuizState.Subtotal is partially obsolete. If user fully solved quiz, then show answers. Else show empty quiz for the new try... */
if (score == quiz.MaxScore)
{
quizState = QuizState.Total;
}
/* ... and show last try's answers only if argument `send` has been passed in query */
else if (!send.HasValue)
{
quizState = QuizState.NotPassed;
/* ... if we will show answers from last try then drop quiz */
userQuizzesRepo.DropQuiz(courseId, userId, slideId);
}
}
var userAnswers = userQuizzesRepo.GetAnswersForShowOnSlide(courseId, slide, userId);
var canUserFillQuiz = CanUserFillQuiz(quizState);
var questionAnswersFrequency = new DefaultDictionary <string, DefaultDictionary <string, int> >();
if (User.HasAccessFor(courseId, CourseRole.CourseAdmin))
{
questionAnswersFrequency = quiz.Blocks.OfType <ChoiceBlock>().ToDictionary(
block => block.Id,
block => userQuizzesRepo.GetAnswersFrequencyForChoiceBlock(courseId, slide.Id, block.Id).ToDefaultDictionary()
).ToDefaultDictionary();
}
var model = new QuizModel
{
Course = course,
Slide = slide,
QuizState = quizState,
TryNumber = tryNumber,
MaxTriesCount = maxTriesCount,
ResultsForQuizes = resultsForQuizes,
AnswersToQuizes = userAnswers,
IsLti = isLti,
ManualQuizCheckQueueItem = manualQuizCheckQueueItem,
CanUserFillQuiz = canUserFillQuiz,
GroupsIds = Request.GetMultipleValuesFromQueryString("group"),
QuestionAnswersFrequency = questionAnswersFrequency,
};
return(PartialView(model));
}
