// ---------------------------------------------------------------------------------------------
public static void CopyValues(TestQuestionDTO source, test_question target)
{
target.id = source.id;
target.module_id = source.module_id;
target.position = source.position;
target.question_answer = source.question_answer;
}
// PUBLIC
// =============================================================================================
public static TestQuestionDTO GetDTO(test_question entity)
{
return(new TestQuestionDTO {
id = entity.id,
module_id = entity.module_id,
position = entity.position,
question_answer = entity.question_answer
});
}
public static Test_questionDTO Test_questionToDTO(test_question tq)
{
return(new Test_questionDTO()
{
question_id = tq.question_id,
question_test_id = tq.question_test_id,
test_id = tq.test_id
});
}
// PUBLIC
// =============================================================================================
public TestQuestionDTO UpsertQuestion(TestQuestionDTO questionReceived)
{
var id = questionReceived.id;
test_question question;
if (id == 0)
{
question = new test_question();
TestQuestionMapper.CopyValues(questionReceived, question);
_questionRepository.Add(question);
}
else
{
question = _questionRepository.Get(id);
_questionRepository.SetNewValues(questionReceived, question);
}
return(TestQuestionMapper.GetDTO(question));
}
// ---------------------------------------------------------------------------------------------
public List <TestQuestionAnswDTO> VerifyClosedTest(TestQuestionAnswDTO[] answers, int userId)
{
var answersList = answers.ToList();
var user = _userService.GetUserEntity(userId);
string questionDataStr;
int correctAnswer;
bool prevResult;
foreach (var ans in answersList)
{
// Ustalenie indeksu poprawnej odpowiedzi dla tego pytania
test_question question = GetQuestionEntity(ans.question_id);
questionDataStr = question.question_answer;
correctAnswer = Int32.Parse(questionDataStr.Split('^')[1]);
// Ustawienie :
// - prawidłowości wyniku na liście odpowiedzi użytkownika,
// - odpowiedzi dla frontu - użytkownik odpowiedział prawidłowo lub nie.
bool result;
int lastAnswer = ans.answer_id;
if (lastAnswer == correctAnswer)
{
result = true;
ans.answer_id = 1;
}
else
{
result = false;
ans.answer_id = 0;
}
// Domyślny poprzedni wynik odpowiedzi na to pytanie
prevResult = false;
// Pobranie pytania z listy pytań, na które użytkownik już odpowiadał ...
user_question answeredQuestion = user.user_question.ToList()
.Where(q => q.question_id == ans.question_id)
.FirstOrDefault();
if (answeredQuestion != null)
{
prevResult = answeredQuestion.last_result;
}
// ... lub dodanie nowego pytania do listy pytań, na które użytkownik odpowiedział
else
{
prevResult = false;
answeredQuestion = new user_question()
{
user_id = userId,
question_id = ans.question_id,
first_result = result
};
user.user_question.Add(answeredQuestion);
}
answeredQuestion.last_result = result;
answeredQuestion.last_answer = lastAnswer;
// przeliczenie życia, ochrony i awansu sapera
if (!prevResult || !answeredQuestion.last_result)
{
CalculateGame(ref user, GameItem.QUESTION, result, Lottery.NO_LOTTERY);
}
}
_userService.SaveChanges();
return(answersList);
}