internal Question GetById(int id)
{
Question data = _repo.GetById(id);
if (data == null)
{
throw new Exception("Invalid Id");
}
return(data);
}
// Create/Update/Delete methods
public async Task <Answer> CreateAnswerAsync(Answer answer, string userId)
{
var question = await _questionsRepository.GetById(answer.QuestionId);
if (question == null)
{
return(null);
}
var access = await _quizzesRepository.HaveWriteAccessToQuiz(userId, question.QuizId);
if (!access)
{
return(null);
}
var creationTime = CurrentTime;
answer.CreationTime = creationTime;
var version = new AnswerVersion {
CreationTime = creationTime,
Value = answer.Value,
IsCorrect = answer.IsCorrect
};
answer.Versions.Add(version);
answer.FlatVersionProps();
await _answersRepository.Create(answer);
var result = await Context.SaveChangesAsync() > 0;
return(result ? answer : null);
}
public virtual Question GetQuestion(ViewQuestion viewQuestion)
{
Question mappedQuestion = _questionsRepository.GetById(viewQuestion.Id);
mappedQuestion.SourceCode = viewQuestion.SourceCode;
return(mappedQuestion);
}
public void GetById_WhenQuestionNotExists_ReturnsNull()
{
var questionsRepository = new QuestionsRepository();
var gotQuestion = questionsRepository.GetById(9999);
Assert.IsNull(gotQuestion);
}
public void GetById_WhenQuestionNotExists_ReturnsNull()
{
var questionsRepository = new QuestionsRepository();
var gotQuestion = questionsRepository.GetById(9999);
Assert.IsNull(gotQuestion);
}
// Read methods
public async Task <IList <Answer> > GetQuestionAnswersAsync(long questionId, string userId, long?maxVersionTime = null)
{
var question = await _questionsRepository.GetById(questionId);
var access = await _quizzesRepository.HaveReadAccessToQuizAsync(userId, question.QuizId);
if (!access)
{
return(null);
}
return(await _answersRepository
.GetAllByQuestionId(questionId, maxVersionTime)
.Include(a => a.Versions)
.Select(a => a.FlatVersionProps(maxVersionTime))
.ToListAsync());
}
public void GetById_WhenQuestionExists_ReturnsTheQuestion()
{
var stubQuestion = new Question();
var questionsRepository = new QuestionsRepository {stubQuestion};
var gotQuestion = questionsRepository.GetById(stubQuestion.Id);
Assert.AreEqual(stubQuestion,gotQuestion);
}
public void GetById_WhenQuestionExists_ReturnsTheQuestion()
{
var stubQuestion = new Question();
var questionsRepository = new QuestionsRepository {
stubQuestion
};
var gotQuestion = questionsRepository.GetById(stubQuestion.Id);
Assert.AreEqual(stubQuestion, gotQuestion);
}
public Question GetById(string id)
{
var question = _repo.GetById(id);
return(question);
}
public Question GetById(int Id)
{
return(_repo.GetById(Id));
}
private void AssertVotesOnQuestion(int exectedVotes, Question question)
{
question = QuestionsRepository.GetById(question.Id);
Assert.AreEqual(exectedVotes, question.Votes);
}
public ActionResult Resolve(int id)
{
Question question = _questionsRepository.GetById(id);
return(View(_viewQuestionMapper.GetViewQuestion(question)));
}