public async Task <ActionResult> DetailQuestionAsync(Guid id)
{
if (id == null)
{
return(RedirectToAction("Quizzes"));
}
var question = await questionRepo.GetQuestionByIdAsync(id);
var choices = await choiceRepo.GetChoicesAsync(id);
var answer = await answerRepo.GetAnswerByQuestionAsync(id);
AddQuestion_VM vm = new AddQuestion_VM()
{
QuestionText = question.QuestionText,
QuestionAnswer = answer.AnswerText,
QuestionChoiceA = choices.Count() < 2 ? null : choices.ElementAt(0).ChoiceText,
QuestionChoiceB = choices.Count() < 3 ? null : choices.ElementAt(1).ChoiceText,
QuestionChoiceC = choices.Count() < 4 ? null : choices.ElementAt(2).ChoiceText,
QuestionId = question.QuestionId,
QuizId = question.QuizId
};
return(View(vm));
}
// GET: Question/Create
public async Task <ActionResult> Create(Guid Id)
{
Quiz quiz = await quizRepo.GetQuizByIdAsync(Id);
ViewBag.Quiz = quiz;
AddQuestion_VM vm = new AddQuestion_VM();
vm.QuizId = quiz.QuizID;
return(View(vm));
}
public async Task <ActionResult> CreateQuestionAsync(Guid Id)
{
try
{
if (Id == null)
{
return(RedirectToAction("Quizzes"));
}
Quiz quiz = await quizRepo.GetQuizByIdAsync(Id);
ViewBag.Quiz = quiz;
AddQuestion_VM vm = new AddQuestion_VM();
vm.QuizId = quiz.QuizID;
return(View(vm));
}
catch (Exception ex)
{
Debug.WriteLine(ex.InnerException.Message);
return(Redirect("/Error/400"));
}
}
public async Task <IActionResult> CreateAsync(IFormCollection collection, AddQuestion_VM vm)
{
try
{
if (!ModelState.IsValid)
{
throw new Exception("Validation Error");
}
//add question
Question question = new Question()
{
QuizId = vm.QuizId,
QuestionId = Guid.NewGuid(),
QuestionText = vm.QuestionText
};
var result = questionRepo.AddQuestion(question);
if (result == null)
{
return(Redirect("/Error/400"));
}
//add answer
Answer answer = new Answer()
{
AnswerID = Guid.NewGuid(),
AnswerText = vm.QuestionAnswer,
QuestionID = question.QuestionId
};
var resultAnswer = answerRepo.AddAnswer(answer);
if (resultAnswer == null)
{
return(Redirect("/Error/400"));
}
//add choice 1
Choice choiceA = new Choice()
{
ChoiceID = Guid.NewGuid(),
ChoiceText = vm.QuestionChoiceA,
QuestionID = question.QuestionId
};
var resultChoiceA = choiceRepo.AddChoice(choiceA);
if (resultChoiceA == null)
{
return(Redirect("/Error/400"));
}
//add choice 2
Choice choiceB = new Choice()
{
ChoiceID = Guid.NewGuid(),
ChoiceText = vm.QuestionChoiceB,
QuestionID = question.QuestionId
};
var resultChoiceB = choiceRepo.AddChoice(choiceB);
if (resultChoiceB == null)
{
return(Redirect("/Error/400"));
}
//add choice 2
Choice choiceC = new Choice()
{
ChoiceID = Guid.NewGuid(),
ChoiceText = vm.QuestionChoiceC,
QuestionID = question.QuestionId
};
var resultChoiceC = choiceRepo.AddChoice(choiceC);
if (resultChoiceC == null)
{
return(Redirect("/Error/400"));
}
return(RedirectToAction(nameof(Index)));
}
catch (Exception ex)
{
Debug.WriteLine("unable to create" + ex.Message);
ModelState.AddModelError("", "Create mislukt." + ex.Message);
return(View(vm));
}
}
