public IActionResult GetAnswer(string id, string answer, string correctAnswer)
{
var list = _context.UsersAnswers;
var users = _context.Users.Where(u => u.Email == User.Identity.Name);
string userId = "";
foreach (var el in users)
{
userId = el.Id;
}
var answers = list.Where(p => p.QuestionId == Convert.ToInt32(id) && p.UserId == userId);
var question = _context.Questions.Find(Convert.ToInt32(id));
bool result = answer == correctAnswer;
int TestId = question.TestId;
if (answers.Count() != 0)
{
var el = answers.First();
el.IsCorrectAnswer = result;
_context.Update(el);
_context.SaveChanges();
}
else
{
MyWebTest.Models.UsersAnswer ans = new UsersAnswer()
{
IsCorrectAnswer = result,
UserId = userId,
QuestionId = Convert.ToInt32(id)
};
_context.Add(ans);
_context.SaveChanges();
}
return(RedirectToRoute("start_test", new { id = TestId.ToString() }));
}
public bool AddUserAnswer(UserQuestionViewModel model)
{
var usersAnswer = new UsersAnswer()
{
AnswerDate = DateTime.UtcNow,
QuestionId = model.QuestionDto.Id,
UserId = model.User.Id,
Answer = model.QuestionDto.Answer
};
_usersAnswerDal.Add(usersAnswer);
return(_usersAnswerDal.SaveChanges());
}
private int SaveResult(int quizId, Dictionary <int, int> selectedAnswers, int scorePercentage)
{
var user = this.User.Identity.GetUserId();
TakenQuiz takenQuiz = new TakenQuiz();
takenQuiz.UserId = user;
takenQuiz.QuizDefinitionId = quizId;
foreach (var item in selectedAnswers)
{
var answerId = item.Value;
UsersAnswer givenAnswer = new UsersAnswer();
givenAnswer.AnswerDefinitionId = answerId;
givenAnswer.TakenQuiz = takenQuiz;
this.Db.UsersAnswers.Add(givenAnswer);
}
takenQuiz.Score = scorePercentage;
this.Db.TakenQuizzes.Add(takenQuiz);
this.Db.SaveChanges();
return(takenQuiz.Id);
}
