private void SetNextQuestion(int pos)
{
answersHolder.Controls.Clear();
questionHolder.Controls.Clear();
QuizAnswers answer;
Point p = new Point(30, 0);
//dynamically setting the answers for each question
for (int i = 0; i < quiz.GetQuestionAnswersLength(pos); i++)
{
answer = new QuizAnswers(pos, i);
answer.Location = p;
answer.setAnswer("" + i, quiz.GetAnswerTitle(pos, i));
if (i % 2 == 0)
{
answer.BackColor = Color.FromArgb(26, 32, 40);
}
else
{
answer.BackColor = Color.FromArgb(37, 46, 69);
}
answersHolder.Controls.Add(answer);
p.Y += answer.Height;
}
string q = quiz.GetQuestionTitle(pos);
QuizQuestion qu = new QuizQuestion();
qu.setQuestion(q);
questionHolder.Controls.Add(qu);
}
public IActionResult quizVerifier([FromBody] QuizAnswers quizAnswers)
{
var quiz = courses[quizAnswers.quizId].Contents.Find(e => e.Name.Equals(quizAnswers.courseItemName)) as TestCourseItem;
if (quiz == null)
{
return(new NotFoundObjectResult("Course item not found for particular courseId"));
}
QuizResults quizResults = new QuizResults();
for (int i = 0; i < quiz.quizEntries.Count; i++)
{
var e = quiz.quizEntries[i];
if (e.Answer.Equals(quizAnswers.answers[i]))
{
quizResults.correctOnes.Add(i);
}
else
{
quizResults.invalidOnes.Add(i, e.Answer);
}
}
return(new OkObjectResult(quizResults));
}
// Use this for initialization
void Start()
{
quizAnswers = FindObjectOfType <QuizAnswers>();
if (!quizAnswers)
{
quizAnswers = gameObject.AddComponent <QuizAnswers>();
}
}
protected void Page_Load(object sender, EventArgs e)
{
// Get the category from the URL
var questionsCateg = Request.QueryString["category"];
// Get the user ID from the Session
// This is added when the user logs in
var userId = int.Parse(Session["userId"]?.ToString() ?? "1");
// Take the list of answers from the session
var answersList = (List <QuizAnswer>)Session["answers" + questionsCateg];
// If time expired
if (answersList == null)
{
totalAnswersLabel.Text = "0";
correctAnswersLabel.Text = "0";
RetakQuizButton.NavigateUrl = "TakeQuiz.aspx?category=" + questionsCateg;
notCompletedInTimeLabel.Text = "Quiz was not finished in specified amount of time";
return;
}
// Connect to database
using (var myConnection = new SqlConnection(System.Configuration.ConfigurationManager
.ConnectionStrings["localdbConnectionString1"].ConnectionString))
{
myConnection.Open();
// Remove previous entry of the score for this quiz
string deleteQuery = "DELETE FROM [dbo].[QuizzResult] WHERE UserId = @UserId and Category = @Category";
var deleteCommand = new SqlCommand(deleteQuery, myConnection);
deleteCommand.Parameters.AddWithValue("UserId", userId);
deleteCommand.Parameters.AddWithValue("Category", questionsCateg.ToUpper());
deleteCommand.ExecuteNonQuery();
// Insert new entry with the score for this quiz
// !!! The functionality for showing the score is not implemented yet !!!
string query = "INSERT INTO [dbo].[QuizzResult](UserId, Category, CorrectAnswers, TotalAnswers, Score) VALUES (@UserId, @Category, @CorrectAnswers, @TotalAnswers, @Score)";
SqlCommand command = new SqlCommand(query, myConnection);
//To prevent sql injection
command.Parameters.AddWithValue("UserId", userId);
command.Parameters.AddWithValue("Category", questionsCateg.ToUpper());
command.Parameters.AddWithValue("CorrectAnswers", answersList.Count(x => x.AnswerIsCorrect).ToString());
command.Parameters.AddWithValue("TotalAnswers", answersList.Count.ToString());
command.Parameters.AddWithValue("Score", answersList.Count(x => x.AnswerIsCorrect) / answersList.Count * 10);
command.ExecuteNonQuery();
}
// Update data for the view
QuizAnswers.DataSource = answersList;
QuizAnswers.DataBind();
RetakQuizButton.NavigateUrl = "TakeQuiz.aspx?category=" + questionsCateg;
totalAnswersLabel.Text = answersList.Count.ToString();
correctAnswersLabel.Text = answersList.Count(x => x.AnswerIsCorrect).ToString();
}
public async Task <IActionResult> QuizAnswers(QuizAnswers quizAnswers)
{
ClaimsPrincipal currentUser = this.User;
var currentUserName = currentUser.FindFirst(ClaimTypes.NameIdentifier).Value;
var user = await userManager.FindByIdAsync(currentUserName);
var answer = string.Concat(quizAnswers.Ans1, quizAnswers.Ans2, quizAnswers.Ans3, quizAnswers.Ans4, quizAnswers.Ans5);
var result = quizService.ProcessAnswers(answer, user);
return(RedirectToAction("Index", "Home"));
}
private void SetQuizList(int Id)
{
var QuizId = Repository.FindById(Id);
Quizes = Quizes.Where(p => p.CatId == Id).ToList();
foreach (var item in Quizes)
{
QuizAnswers = RepositoryAnswers.GetAll().ToList();
var s = QuizAnswers.Where(p => p.Id == item.Id);
QuizAnswersList.AddRange(s);
}
}
private void StoreAnswer(bool isItRight, int answerNumber)
{
QuizAnswers qa = new QuizAnswers();
qa.AnswerID = answerNumber;
qa.Date = DateTime.Today;
qa.GameID = CurrentGameID;
qa.PlayerID = CurrentPlayer;
qa.QuestionID = quizQuestions[NumOfQuestions].QuestionID;
qa.Result = isItRight;
qa.AnswerID = answerNumber;
quizAnswers.Add(qa);
}
public async Task GetAnswers()
{
if (initializedAns == true)
{
return;
}
IsBusy = true;
IEnumerable <QuizAnswer> answers = await quizService.GetAnswers();
// очищаем список
while (QuizAnswers.Any())
{
QuizAnswers.RemoveAt(Quizzes.Count - 1);
}
// добавляем загруженные данные
foreach (QuizAnswer f in answers)
{
QuizAnswers.Add(f);
}
IsBusy = false;
initializedAns = true;
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
var dataFile = Path.Combine(_curFolder, _dataFile);
if (!File.Exists(dataFile))
{
MessageBox.Show($"Impossibile trovare il file {dataFile}");
return;
}
#region verifica presenza quiz da ripristinare
var resumedFile = Path.Combine(_curFolder, _answFile);
if (File.Exists(resumedFile))
{
//resume da verifica interrotta
_quizAnswers = JsonConvert.DeserializeObject <QuizAnswers>(File.ReadAllText(resumedFile));
_curFormIndex = _quizAnswers.SavedAnswers.Count;
}
#endregion
Quiz quiz = JsonConvert.DeserializeObject <Quiz>(File.ReadAllText(dataFile));
//controllo inizio verifica
_curTime = Utils.GetNistTime();
var minStartTime = quiz.StartDateTime;
if (_curTime < minStartTime)
{
MessageBox.Show($"La verifica può essere eseguita non prima della data: {minStartTime}");
Application.Exit();
}
_totalForms = quiz.Forms.Count;
UpdateTitle();
_randomForms = quiz.RandomForms;
_randomQuestions = quiz.RandomQuestions;
_allowBack = quiz.AllowBack;
_totalMinutes = quiz.TimeLimit;
if (_randomForms)
{
quiz.Forms.Shuffle();
}
_endTime = DateTime.Now.AddMinutes(_totalMinutes);
btnBack.Enabled = _allowBack;
tabControl.TabPages.Clear();
for (int i = 0; i < _totalForms; i++)
{
var qf = quiz.Forms[i];
if (_randomQuestions)
{
qf.Answers.Shuffle();
}
TabPage tabPage = new TabPage($"Scheda {i + 1}");
var fc = new GroguControls.FormControl()
{
IsDesign = false,
Id = (i + 1).ToString(),
Dock = DockStyle.Fill,
DataSource = qf
};
tabPage.Controls.Add(fc);
tabControl.TabPages.Add(tabPage);
}
tabControl.SelectedIndex = _curFormIndex;
StartTimer();
}
public async Task <ServiceResponse <object> > AddQuestion(QuizQuestionDtoForAdd model)
{
if (model.Answers.Where(m => m.IsTrue == true).Count() > 0)
{
var questionObj = new QuizQuestions
{
QuizId = model.QuizId,
QuestionTypeId = model.QuestionTypeId,
Question = model.Question,
Marks = model.Marks
};
await _context.QuizQuestions.AddAsync(questionObj);
await _context.SaveChangesAsync();
foreach (var item in model.Answers)
{
var answer = new QuizAnswers
{
QuestionId = questionObj.Id,
Answer = item.Answer,
IsTrue = item.IsTrue
};
await _context.QuizAnswers.AddAsync(answer);
await _context.SaveChangesAsync();
}
List <QuestionForListDto> questions = await(from q in _context.QuizQuestions
join qType in _context.QuestionTypes
on q.QuestionTypeId equals qType.Id
where q.QuizId == model.QuizId
select new QuestionForListDto
{
QuestionId = q.Id,
Question = q.Question,
QuestionTypeId = q.QuestionTypeId,
QuestionType = qType.Type,
Marks = Convert.ToInt32(q.Marks),
}).ToListAsync();
foreach (var question in questions)
{
List <AnswerForListDto> answers = await(from ans in _context.QuizAnswers
where ans.QuestionId == question.QuestionId
select new AnswerForListDto
{
AnswerId = ans.Id,
Answer = ans.Answer,
IsTrue = Convert.ToBoolean(ans.IsTrue),
}).ToListAsync();
question.Answers.AddRange(answers);
}
_serviceResponse.Data = new
{
QuestionCount = questions.Count(),
Questions = questions
};
_serviceResponse.Success = true;
_serviceResponse.Message = CustomMessage.Added;
return(_serviceResponse);
}
else
{
_serviceResponse.Success = false;
_serviceResponse.Message = CustomMessage.SelectLeastOneTrue;
return(_serviceResponse);
}
}
public List <QuizAnswer> GetAllAnswersOnQuestionId(int id)
{
return(QuizAnswers.Where(x => x.IdQuestion == id).ToList());
}