public QuizQuestionModel GetRandomQuestionModel(Int32 userID, Int32 quizID)
{
QuizQuestionModel model = new QuizQuestionModel();
StatsRepository statsRepository = new StatsRepository(userID, quizID);
QuizQuestion question;
List<QuizOption> questionOptions;
List<Int32> answeredIDs;
answeredIDs = context.QuizAnswer.Where(y => y.UserID == userID)
.Select(y => y.AnsweredOption.QuizQuestion.QuizQuestionID).ToList();
question = context.QuizQuestion
.Where(x => !answeredIDs.Contains(x.QuizQuestionID))
.OrderBy(x => Guid.NewGuid()).Take(1).FirstOrDefault();
if (question != null)
{
questionOptions = question.Options.ToList();
model.StatsModel = statsRepository.FillStatsModel();
model.Options = new List<QuizOptionModel>();
model.Caption = question.Text;
model.ID = question.QuizQuestionID;
questionOptions.ForEach(x => model.Options.Add(new QuizOptionModel() { ID = x.QuizOptionID.ToString(), Text = x.Text }));
}
else
{
model.IsQuizFinished = true;
}
return model;
}
public ActionResult Question(Int32? quizID, Int32? questionID)
{
QuizQuestionModel model = new QuizQuestionModel();
QuizRepository repository = new QuizRepository();
if(quizID.HasValue)
{
HttpCookie cookie = new HttpCookie("QuizID");
cookie.Value = quizID.Value.ToString();
this.ControllerContext.HttpContext.Response.Cookies.Add(cookie);
}
else if(this.ControllerContext.HttpContext.Request.Cookies.AllKeys.Contains("QuizID"))
{
quizID = Convert.ToInt32(this.ControllerContext.HttpContext.Request.Cookies["QuizID"].Value);
}
if(questionID.HasValue)
{
//Do we even need this??
}
else
{
model = repository.GetRandomQuestionModel(WebSecurity.GetUserId(User.Identity.Name), quizID.Value);
}
if (model.IsQuizFinished)
return RedirectToAction("QuizComplete", "QuizController");
return View(model);
}
public ActionResult CheckAnswer(Int32 ID, FormCollection collection)
{
QuizQuestionModel model = new QuizQuestionModel();
QuizRepository repository = new QuizRepository();
model = repository.CheckAnswer(ID, collection, WebSecurity.GetUserId(User.Identity.Name));
return View(model);
}
public QuizQuestionModel CheckAnswer(Int32 questionID, FormCollection collection, Int32 userID)
{
QuizQuestionModel model = new QuizQuestionModel();
QuizQuestion question;
question = context.QuizQuestion.FirstOrDefault(x => x.QuizQuestionID == questionID);
if (question == null)
return model;
model.Options = new List<QuizOptionModel>();
model.Caption = question.Text;
model.ID = question.QuizQuestionID;
String[] answeredOptions = collection.AllKeys.Where(x => x.IsNumeric()).ToArray();
foreach (String option in answeredOptions)
{
QuizAnswer qa = new QuizAnswer();
qa.UserID = userID;
Int32 value = Convert.ToInt32(option);
qa.AnsweredOption = context.QuizOption.FirstOrDefault(x => x.QuizOptionID == value);
context.QuizAnswer.Add(qa);
}
context.SaveChanges();
List<QuizOption> options = question.Options.ToList();
foreach (QuizOption op in options)
{
QuizOptionModel optionModel = new QuizOptionModel();
optionModel.ID = op.QuizOptionID.ToString();
optionModel.Text = op.Text;
optionModel.IsCheckedByUser = answeredOptions.Contains(op.QuizOptionID.ToString());
optionModel.AnswerType = QuizEnums.CheckType.Neutral;
if (op.IsCorrectAnswer && optionModel.IsCheckedByUser.Value)
{
optionModel.AnswerType = QuizEnums.CheckType.CorrectCheck;
}
if ( (op.IsCorrectAnswer && !answeredOptions.Contains(optionModel.ID))
|| (!op.IsCorrectAnswer && answeredOptions.Contains(optionModel.ID)) )
{
optionModel.AnswerType = QuizEnums.CheckType.NotCorrectCheck;
}
model.Options.Add(optionModel);
}
return model;
}