public async Task UpdateQuestion()
{
if (SelectedTest == null)
{
MessageBox.Show("Please select a test to take");
}
else
{
IQuestionService questionService = new QuestionDataService();
ITestService testService = new TestDataService();
Test selectedTest = await testService.Get(SelectedTest.Id);
IEnumerable <Question> selectedTestQuestions = await questionService.GetAllQuestionsForGivenTestName(selectedTest.TestName);
if (selectedTest.TotalMark != selectedTestQuestions.Select(q => q.QuestionMark).Sum())
{
MessageBox.Show("This test needs more questions in order to be eligible to be taken.");
}
else
{
SelectedTest = selectedTest;
QuestionName = (selectedTest.Questions.ToList())[CurrentQuestion].QuestionText;
QuestionText = (selectedTest.Questions.ToList())[CurrentQuestion].QuestionText;
QuestionOptions = (selectedTest.Questions.ToList())[CurrentQuestion].QuestionOptions.ToList();
ListVisibility = Visibility.Collapsed;
DescriptionVisibility = Visibility.Collapsed;
MainVisibility = Visibility.Visible;
CreateQuestionVisibility = Visibility.Collapsed;
}
}
}
public DependencyInjector()
{
_dbc = new DataBaseConnector();
_pds = new PlayerDataService(_dbc);
_lds = new LevelDataService(_dbc);
_qds = new QuestionDataService(_dbc);
_lst = new LevelSuccessTimeService(_dbc);
}
private async void FuncToCall3(object context)
{
if (QuestionTextForNewTest == null || QuestionTextForNewTest == "")
{
MessageBox.Show("Please populate the question text field");
}
else if (FirstOptionForNewTest == null || FirstOptionForNewTest == "")
{
MessageBox.Show("Please populate the first option text field");
}
else if (SecondOptionForNewTest == null || SecondOptionForNewTest == "")
{
MessageBox.Show("Please populate the second option text field");
}
else if (ThirdOptionForNewTest == null || ThirdOptionForNewTest == "")
{
MessageBox.Show("Please populate the third option text field");
}
else if (FourthOptionForNewTest == null || FourthOptionForNewTest == "")
{
MessageBox.Show("Please populate the fourth option text field");
}
else if (SelectedTestForNewQuestion == null || SelectedTestForNewQuestion == "")
{
MessageBox.Show("Please select an associated test for this question");
}
else if (CorrectAnswerForNewTest == null || CorrectAnswerForNewTest == "")
{
MessageBox.Show("Please populate the correct answer text field");
}
else
{
Question newQuestion = new Question()
{
QuestionText = QuestionTextForNewTest,
CorrectAnswer = CorrectAnswerForNewTest,
QuestionMark = 10,
};
IQuestionService questionService = new QuestionDataService();
ITestService testService = new TestDataService();
IEnumerable <Question> selectedTestQuestions = await questionService.GetAllQuestionsForGivenTestName(SelectedTestForNewQuestion);
if (selectedTestQuestions.Count() > 0)
{
if (selectedTestQuestions.ToList()[0].Test.TotalMark == selectedTestQuestions.Select(q => q.QuestionMark).Sum())
{
MessageBox.Show("This test cannot support any more questions (maximum score reached).");
}
else
{
await questionService.CreateNewQuestion(newQuestion, SelectedTestForNewQuestion, FirstOptionForNewTest, SecondOptionForNewTest, ThirdOptionForNewTest, FourthOptionForNewTest);
}
}
else
{
await questionService.CreateNewQuestion(newQuestion, SelectedTestForNewQuestion, FirstOptionForNewTest, SecondOptionForNewTest, ThirdOptionForNewTest, FourthOptionForNewTest);
}
QuestionTextForNewTest = null;
FirstOptionForNewTest = null;
SecondOptionForNewTest = null;
ThirdOptionForNewTest = null;
FourthOptionForNewTest = null;
SelectedTestForNewQuestion = null;
CorrectAnswerForNewTest = null;
}
}
