public async Task <Quiz> GetByIdAsync(Guid quizId, string userId)
{
var isPublic = await _quizzesRepository.IsPublicAsync(quizId);
if (!isPublic)
{
var access = await _quizzesRepository.HaveReadAccessToQuizAsync(userId, quizId);
if (!access)
{
return(null);
}
}
var quiz = await _quizzesRepository.GetById(quizId);
var userAccess = await _quizAccessesRepository.GetQuizAccessForUserAsync(userId, quizId);
if (userAccess != null)
{
quiz.IncludeAccess(userAccess.Access);
}
var quizWithOwnerNickName = await _auth0UsersService.QuizItemWithOwnerNickName(quiz);
return(quizWithOwnerNickName);
}
public async Task <IEnumerable <LearningQuiz> > GetAllLearningQuizzes(bool?isFinished, string userId)
{
var learningQuizzesQuery = _learningQuizzesRepository
.GetAllByUserId(userId);
if (isFinished != null)
{
learningQuizzesQuery = learningQuizzesQuery
.Where(l => l.IsFinished == isFinished.Value);
}
var learningQuizzes = await learningQuizzesQuery
.Include(q => q.Quiz)
.ToListAsync();
for (var i = learningQuizzes.Count - 1; i >= 0; i--)
{
if (learningQuizzes[i].QuizId == null)
{
continue;
}
var access = await _quizAccessesRepository.GetQuizAccessForUserAsync(userId, learningQuizzes[i].QuizId.Value);
if (access == null || access.Access == QuizAccessEnum.None)
{
learningQuizzes.RemoveAt(i);
}
else
{
learningQuizzes[i].Quiz.IncludeAccess(access.Access);
}
}
return(await _auth0UsersService.IncludeOwnerNickNamesInLearningQuiz(learningQuizzes));
}
public async Task <object> GetQuizStatistics(Guid quizId, string userId)
{
var access = await _quizAccessesRepository.GetQuizAccessForUserAsync(userId, quizId);
if (access == null || access.Access != QuizAccessEnum.Owner && access.Access != QuizAccessEnum.Creator)
{
return(null);
}
return(await GetQuizStatistics(quizId));
}