private async Task NotifyAboutManualQuizChecking(ManualQuizChecking checking)
{
var notification = new PassedManualQuizCheckingNotification
{
Checking = checking,
};
await notificationsRepo.AddNotification(checking.CourseId, notification, User.Identity.GetUserId());
}
public async Task AddQuizAttemptForManualChecking(string courseId, Guid slideId, string userId)
{
var manualChecking = new ManualQuizChecking
{
CourseId = courseId,
SlideId = slideId,
UserId = userId,
Timestamp = DateTime.Now,
};
db.ManualQuizCheckings.Add(manualChecking);
await db.SaveChangesAsync();
}
public ActionResult Quiz(QuizSlide slide, string courseId, string userId, bool isGuest, bool isLti = false, ManualQuizChecking manualQuizCheckQueueItem = null, int? groupId = null)
{
if (isGuest)
return PartialView(GuestQuiz(slide, courseId));
var slideId = slide.Id;
var maxDropCount = GetMaxDropCount(slide);
var state = GetQuizState(courseId, userId, slideId, maxDropCount);
var quizState = state.Item1;
var tryNumber = state.Item2;
var resultsForQuizes = GetResultForQuizes(courseId, userId, slideId, state.Item1);
log.Info($"Создаю тест для пользователя {userId} в слайде {courseId}:{slide.Id}, isLti = {isLti}");
var quizVersion = quizzesRepo.GetLastQuizVersion(courseId, slideId);
if (quizState != QuizState.NotPassed)
quizVersion = userQuizzesRepo.FindQuizVersionFromUsersAnswer(courseId, slideId, userId);
/* If we haven't quiz version in database, create it */
if (quizVersion == null)
quizVersion = quizzesRepo.AddQuizVersionIfNeeded(courseId, slide);
/* Restore quiz slide from version stored in the database */
var quiz = quizVersion.RestoredQuiz;
slide = new QuizSlide(slide.Info, quiz);
var userAnswers = userQuizzesRepo.GetAnswersForShowOnSlide(courseId, slide, userId);
var canUserFillQuiz = CanUserFillQuiz(quizState);
var model = new QuizModel
{
CourseId = courseId,
Slide = slide,
QuizState = quizState,
TryNumber = tryNumber,
MaxDropCount = maxDropCount,
ResultsForQuizes = resultsForQuizes,
AnswersToQuizes = userAnswers,
IsLti = isLti,
ManualQuizCheckQueueItem = manualQuizCheckQueueItem,
CanUserFillQuiz = canUserFillQuiz,
GroupId = groupId,
};
if (model.QuizState != QuizState.NotPassed && model.Score == quiz.MaxScore)
model.QuizState = QuizState.Total;
return PartialView(model);
}
public async Task <ManualQuizChecking> AddManualQuizChecking(UserQuizSubmission submission, string courseId, Guid slideId, string userId)
{
var manualChecking = new ManualQuizChecking
{
Submission = submission,
CourseId = courseId,
SlideId = slideId,
UserId = userId,
Timestamp = DateTime.Now,
};
db.ManualQuizCheckings.Add(manualChecking);
await db.SaveChangesAsync().ConfigureAwait(false);
return(manualChecking);
}
public ActionResult Quiz(QuizSlide slide, string courseId, string userId, bool isGuest, bool isLti = false, ManualQuizChecking manualQuizCheckQueueItem = null, int?send = null)
{
metricSender.SendCount("quiz.show");
if (isLti)
{
metricSender.SendCount("quiz.show.lti");
}
metricSender.SendCount($"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));
}
public ActionResult Quiz(QuizSlide slide, string courseId, string userId, bool isGuest, bool isLti = false, ManualQuizChecking manualQuizCheckQueueItem = null)
{
if (isGuest)
{
return(PartialView(GuestQuiz(slide, courseId)));
}
var slideId = slide.Id;
var maxDropCount = GetMaxDropCount(slide);
var state = GetQuizState(courseId, userId, slideId, maxDropCount);
var quizState = state.Item1;
var tryNumber = state.Item2;
var resultsForQuizes = GetResultForQuizes(courseId, userId, slideId, state.Item1);
log.Info($"Создаю тест для пользователя {userId} в слайде {courseId}:{slide.Id}, isLti = {isLti}");
var quizVersion = quizzesRepo.GetLastQuizVersion(courseId, slideId);
if (quizState != QuizState.NotPassed)
{
quizVersion = userQuizzesRepo.FindQuizVersionFromUsersAnswer(courseId, slideId, userId);
}
/* If we haven't quiz version in database, create it */
if (quizVersion == null)
{
quizVersion = quizzesRepo.AddQuizVersionIfNeeded(courseId, slide);
}
/* Restore quiz slide from version stored in the database */
var quiz = quizVersion.RestoredQuiz;
slide = new QuizSlide(slide.Info, quiz);
var userAnswers = userQuizzesRepo.GetAnswersForShowOnSlide(courseId, slide, userId);
var canUserFillQuiz = CanUserFillQuiz(quizState);
var model = new QuizModel
{
CourseId = courseId,
Slide = slide,
QuizState = quizState,
TryNumber = tryNumber,
MaxDropCount = maxDropCount,
ResultsForQuizes = resultsForQuizes,
AnswersToQuizes = userAnswers,
IsLti = isLti,
ManualQuizCheckQueueItem = manualQuizCheckQueueItem,
CanUserFillQuiz = canUserFillQuiz,
GroupsIds = Request.GetMultipleValues("group"),
};
if (model.QuizState == QuizState.Subtotal && model.Score == quiz.MaxScore)
{
model.QuizState = QuizState.Total;
}
return(PartialView(model));
}
public ActionResult Quiz(QuizSlide slide, string courseId, string userId, bool isGuest, bool isLti = false, ManualQuizChecking manualQuizCheckQueueItem = null, int?send = null, bool attempt = false)
{
metricSender.SendCount("quiz.show");
if (isLti)
{
metricSender.SendCount("quiz.show.lti");
}
metricSender.SendCount($"quiz.show.{courseId}");
metricSender.SendCount($"quiz.show.{courseId}.{slide.Id}");
var course = courseManager.FindCourse(courseId);
if (course == null)
{
return(HttpNotFound());
}
if (isGuest)
{
metricSender.SendCount("quiz.show.to.guest");
return(PartialView(GuestQuiz(course, slide)));
}
var slideId = slide.Id;
var isManualCheckingEnabledForUser = slide.ManualChecking && groupsRepo.IsManualCheckingEnabledForUser(course, userId);
var maxAttemptsCount = GetMaxAttemptsCount(courseId, slide);
var userScores = GetUserScoresForBlocks(courseId, userId, slideId, manualQuizCheckQueueItem?.Submission);
var score = userScores?.AsEnumerable().Sum(res => res.Value) ?? 0;
var state = GetQuizState(courseId, userId, slideId, score, slide.MaxScore, manualQuizCheckQueueItem?.Submission);
log.Info($"Показываю тест для пользователя {userId} в слайде {courseId}:{slide.Id}, isLti = {isLti}");
/* If it's manual checking, change quiz state to IsChecking for correct rendering */
if (manualQuizCheckQueueItem != null)
{
state.Status = QuizStatus.IsCheckingByInstructor;
}
/* For manually checked quizzes show last attempt's answers until ?attempt=true is defined in query string */
if (slide.ManualChecking && manualQuizCheckQueueItem == null && state.Status == QuizStatus.ReadyToSend && state.UsedAttemptsCount > 0 && !attempt)
{
state.Status = QuizStatus.Sent;
}
/* We also want to show user's answer if user sent answers just now */
if (state.Status == QuizStatus.ReadyToSend && send.HasValue)
{
state.Status = QuizStatus.Sent;
}
var userAnswers = userQuizzesRepo.GetAnswersForShowingOnSlide(courseId, slide, userId, manualQuizCheckQueueItem?.Submission);
var canUserFillQuiz = (!slide.ManualChecking || isManualCheckingEnabledForUser) && CanUserFillQuiz(state.Status);
var questionAnswersFrequency = new DefaultDictionary <string, DefaultDictionary <string, int> >();
if (User.HasAccessFor(courseId, CourseRole.CourseAdmin))
{
var choiceBlocks = slide.Blocks.OfType <ChoiceBlock>().ToList();
var answersFrequency = userQuizzesRepo.GetAnswersFrequencyForChoiceBlocks(courseId, slide.Id, choiceBlocks);
questionAnswersFrequency = answersFrequency.Keys.ToDictionary(
blockId => blockId,
blockId => answersFrequency[blockId].ToDefaultDictionary()
).ToDefaultDictionary();
}
var model = new QuizModel
{
Course = course,
Slide = slide,
QuizState = state,
MaxAttemptsCount = maxAttemptsCount,
UserScores = userScores,
AnswersToQuizzes = userAnswers,
IsLti = isLti,
Checking = manualQuizCheckQueueItem,
ManualCheckingsLeftInQueue = manualQuizCheckQueueItem != null?GetManualCheckingsCountInQueue(course, slide) : 0,
CanUserFillQuiz = canUserFillQuiz,
GroupsIds = Request.GetMultipleValuesFromQueryString("group"),
QuestionAnswersFrequency = questionAnswersFrequency,
IsManualCheckingEnabledForUser = isManualCheckingEnabledForUser,
};
return(PartialView(model));
}