public ActionResult QuizQuestion(QuestionsChoiceViewModel choice)
{
var currentRecord = _context.TStudentQuizQuestion.
Where(x => x.StudentQuizQuestionId == choice.StudentQuizQuestionId).FirstOrDefault();
//si no es null no a finaliazado la prueba
if (currentRecord.NextStudentQuestionId != null)
{
currentRecord.SelectedAnswerId = choice.SelectedAnswerId;
_context.SaveChanges();
}
else
{
currentRecord.SelectedAnswerId = choice.SelectedAnswerId;
_context.SaveChanges();
//save record when student finish quiz in studenQuiz
var studentQuiz = _context.TStudentQuiz.Include(q => q.StudentQuizQuestions).
Include(q => q.StudentQuizQuestions.Select(z => z.Question)).
Where(s => s.StudentQuizId == currentRecord.StudentQuizId).FirstOrDefault();
var correctAnswers = studentQuiz.StudentQuizQuestions.Where(q => q.SelectedAnswerId == q.Question.CorrectAnswerId).Count();
var totalQuestions = studentQuiz.StudentQuizQuestions.Count();
var finalScore = (correctAnswers * 100) / totalQuestions;
studentQuiz.FinalScore = finalScore;
studentQuiz.EndTime = DateTime.Now;
_context.SaveChanges();
return(RedirectToAction("QuizResult", new { id = studentQuiz.StudentQuizId }));
}
return(RedirectToAction("QuizQuestion", new { id = currentRecord.NextStudentQuestionId }));
}
public ActionResult QuizQuestion(int id)
{
var temp = _context.TStudentQuizQuestion.Include(r => r.Question).FirstOrDefault(x => x.StudentQuizQuestionId == id);
var respuestasTemp = _context.TAnswer.Where(x => x.QuestionId == temp.QuestionId);
var viewModel = new QuestionsChoiceViewModel
{
StudentQuizQuestionId = temp.StudentQuizQuestionId,
QuestionText = temp.Question.QuestionText,
Answers = respuestasTemp.ToList()
};
return(View(viewModel));
}
