// ---------------------------------------------------------------------------------------------
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 void TestCreateTests()
{
TestDTO test = new TestDTO()
{
IsActive = true,
IsRandomQuestionsOrder = true,
Name = "Test of test",
};
for (int i = 0; i < 5; i++)
{
TestQuestionDTO question = new TestQuestionDTO()
{
Question = $"Question {i}",
IsActive = true,
IsSingleAnswer = false,
TestQuestionAnswers = new System.Collections.Generic.List <TestQuestionAnswerDTO>()
{
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_1", IsActive = true, IsCorrect = false
},
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_2", IsActive = true, IsCorrect = false
},
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_3", IsActive = true, IsCorrect = true
},
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_4", IsActive = true, IsCorrect = false
},
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_5", IsActive = true, IsCorrect = true
},
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_6", IsActive = true, IsCorrect = true
},
new TestQuestionAnswerDTO()
{
Answer = $"Answer {i}_7", IsActive = true, IsCorrect = false
}
}
};
}
Mock <ITestService> mockService = new Mock <ITestService>();
mockService.Setup(arg => arg.Test_SaveAsync(test)).Returns(Task.FromResult(0));
}
public async Task <TestItemModel> GetTestItemModelAsync(Guid id)
{
TestItemModel model = new TestItemModel();
var userTest = await DB.UserTestRepository.FindByIdAsync(id);
//Get test item
var test = await Test_GetAsync(userTest.TestId, true, true);
model.ID = id;
model.TestId = test.TestId;
model.TestName = test.Name;
//Get free questions fot this test
var userQuestion = _mapper.Map <List <TestQuestion>, List <TestQuestionDTO> >(await DB.TestQuestionRepository.GetTestQuestionsByTest(id));
var freeQuestoins = test.TestQuestions.Where(n => !userQuestion.Select(x => x.TestQuestionId).Contains(n.TestQuestionId)).ToList();
TestQuestionDTO topQuestion = null;
if (freeQuestoins.Count > 0)
{
if (test.IsRandomQuestionsOrder)
{
topQuestion = freeQuestoins.OrderBy(n => Guid.NewGuid()).FirstOrDefault();
}
else
{
topQuestion = freeQuestoins.FirstOrDefault();
}
}
//if question exists, fill it
if (topQuestion != null)
{
model.QuestionId = topQuestion.TestQuestionId;
model.QuestionName = topQuestion.Question;
model.IsSingleAnswer = topQuestion.IsSingleAnswer;
model.Answers = topQuestion.TestQuestionAnswers;
}
else
{
//is test completed
model.IsComplete = true;
}
return(model);
}
// 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 string FindQuestion(string login, string password, int id)
{
using MyContext context = new MyContext();
var user = AuthHelper.FindUser(login, password, context);
if (user == null)
{
return(null);
}
var question = context.TestQuestions.FirstOrDefault(tq => tq.Id == id);
if (question == null)
{
return(null);
}
var questionDTO = new TestQuestionDTO()
{
Id = question.Id,
Answers = new List <TestQuestionAnswerDTO>(),
AreMultipleAnswersRight = question.AreMultipleAnswersRight,
IsOpen = question.IsOpen,
TestId = question.TestId,
Text = question.Text
};
var testQuestionsAnswers = context.TestQuestionAnswers.Where(tqa => tqa.QuestionId == question.Id);
foreach (var tqa in testQuestionsAnswers)
{
{
questionDTO.Answers.Add(new TestQuestionAnswerDTO()
{
Id = tqa.Id,
IsRight = tqa.IsRight,
QuestionId = tqa.QuestionId,
Text = tqa.Text
});
}
}
return(questionDTO.ToJson());
}
// PUBLIC
// =============================================================================================
/* Kopiuje dane z TestQuestionDTO do test_question pobranego z bazy i zapisuje zmiany w bazie. */
public void SetNewValues(TestQuestionDTO source, test_question result)
{
_context.Entry(result).CurrentValues.SetValues(source);
_context.SaveChanges();
}
