public int?Resolve(DatabaseTest source, Test destination, int?member, ResolutionContext context)
{
var user = _context.GetCurrentUser();
if (user.IsAdmin())
{
return(_repositoryQuestion.GetCount(new QuestionsByTestId(source.Id)));
}
if (user.IsLecturer())
{
var specification =
new QuestionsByTestId(source.Id) &
new QuestionsByLecturerId(user.Id);
return(_repositoryQuestion.GetCount(specification));
}
if (user.IsStudent())
{
var specification =
new QuestionsByTestId(source.Id) &
new QuestionsForStudents() &
new QuestionsByStudentId(user.Id);
return(_repositoryQuestion.GetCount(specification));
}
return(null);
}
public async Task <PagedData <Question> > GetQuestionsAsync(FilterQuestion filter)
{
var user = await Context.GetCurrentUserAsync();
if (user.IsAdmin())
{
var specification =
new QuestionsByTestId(filter.TestId) &
new QuestionsByThemeId(filter.ThemeId);
var(count, questions) = await _repositoryQuestion.FindPaginatedAsync(specification, filter);
return(new PagedData <Question>(Mapper.Map <List <Question> >(questions), count));
}
if (user.IsLecturer())
{
var specification =
new QuestionsByTestId(filter.TestId) &
new QuestionsByThemeId(filter.ThemeId) &
new QuestionsByLecturerId(user.Id);
var(count, questions) = await _repositoryQuestion.FindPaginatedAsync(specification, filter);
return(new PagedData <Question>(Mapper.Map <List <Question> >(questions), count));
}
if (user.IsStudent())
{
var specification =
new QuestionsForStudents() &
new QuestionsByTestId(filter.TestId) &
new QuestionsByThemeId(filter.ThemeId) &
new QuestionsByStudentId(user.Id, filter.Passed);
var(count, questions) = await _repositoryQuestion.FindPaginatedAsync(specification, filter);
return(new PagedData <Question>(Mapper.Map <List <Question> >(questions), count));
}
throw ExceptionHelper.NoAccess();
}
public async Task ResetTestProcessAsync(int id)
{
var user = await Context.GetCurrentUserAsync();
if (user.IsStudent() == false)
{
throw ExceptionHelper.NoAccess();
}
await ValidateTestAsync(id);
var specification =
new QuestionsByTestId(id) &
new QuestionsForStudents() &
new QuestionsByStudentId(user.Id);
var questions = await _repositoryQuestion.FindAllAsync(specification);
questions.ForEach(question =>
{
var models = question.QuestionStudents
.Where(x => x.StudentId == user.Id)
.ToList();
if (models.IsEmpty())
{
return;
}
question.QuestionStudents = question.QuestionStudents
.Except(models)
.ToList();
_repositoryQuestionStudent.RemoveAsync(models);
});
await _repositoryQuestion.UpdateAsync(questions, true);
}
