public async Task <Result <IEnumerable <QuizResultResponse> > > GetScores() => await _quizResultService.GetAll();
public QuizReviewViewModel ToQuizReviewViewModel(QuizResult quizResult)
{
var vm = new QuizReviewViewModel();
var quiz = _quizService.Get(quizResult.QuizId);
var questions = quiz.Questions.Where(x => x.QuizId == quizResult.QuizId).ToList();
var qDetails = new List <QuizReviewItemViewModel>();
foreach (var userAnswer in quizResult.UserAnswers)
{
var answer = _answerService.GetAll().FirstOrDefault(x => x.Id == userAnswer.AnswerId);
var isAnswerCorrect = answer != null && answer.IsCorrect;
var question = questions.First(x => x.Id == userAnswer.QuestionId);
var questionText = question.Text;
var pointsEarned = isAnswerCorrect ? question.Points : 0;
qDetails.Add(new QuizReviewItemViewModel
{
IsCorrectAnswer = isAnswerCorrect,
QuestionId = userAnswer.QuestionId,
QuestionText = questionText,
PointsEarned = pointsEarned,
});
}
if (quiz.AllowPoints)
{
var totalPoints = questions.Sum(x => x.Points);
vm.ScoreText = quizResult.Score + " / " + totalPoints + " points";
vm.ScorePercent = Math.Ceiling(((double)quizResult.Score * 100) / totalPoints);
}
else
{
vm.ScoreText = quizResult.Score + " / " + questions.Sum(x => x.Points) + "points";
vm.ScorePercent = ((double)quizResult.Score * 100) / questions.Sum(x => x.Points);
}
vm.Items = qDetails;
vm.ResultId = quizResult.Id;
vm.Score = quizResult.Score;
vm.EllapsedTime = quizResult.EllapsedTime;
vm.UserAnswers = new List <UserAnswerViewModel>();
vm.UserAnswers.AddRange(
quizResult.UserAnswers.Select(x => new UserAnswerViewModel
{
AnswerId = x.AnswerId,
QuestionId = x.QuestionId
}));
vm.EllapsedTimePercent = (int)(quizResult.EllapsedTime / (double)questions.Sum(x => x.EstimatedTime) * 100);
vm.QuizId = quizResult.QuizId;
if (_quizResultService.GetAll().Count(x => x.QuizId == quiz.Id) > 1)
{
vm.RelativeScore = _quizResultService.GetRelativeScore(quiz.Id, quizResult.Score);
vm.RelativeTime = _quizResultService.GetRelativeTime(quiz.Id, quizResult.EllapsedTime);
}
else
{
vm.RelativeScore = -1;
vm.RelativeTime = -1;
}
return(vm);
}
