public ServiceResult<Question> CreateQuestion(Question Question, List<string> Answers)
{
try
{
var questionCreated=adminRepository.CreateQuestion(Question);
if(questionCreated.Success==true)
{
var answerCreated = adminRepository.CreateQuestionAnswer(Answers);
if(answerCreated.Success==true)
{
return ServiceResult<Question>.SuccessFunc("Question created successfully", Question);
}
else
{
return ServiceResult<Question>.ErrorFunc("Question can not be created", Question);
}
}
else
{
return ServiceResult<Question>.ErrorFunc("Question already exists", Question);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
return null;
}
public RepositoryResult<Question> GetNextQuestion(Question question, string id)
{
try
{
if (id == "Skipped")
{
TempClass.NextQuestionNumber++;
TempClass.TotallyAnsweredQuestions++;
}
var Question = NextQuetion(question.ID, question.TestName, question.DifficultyLevel, question.UserName);
if (Question != null)
{
return RepositoryResult<Question>.SuccessFunc("", Question);
}
else
{
return RepositoryResult<Question>.ErrorFunc();
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
return null;
}
public ActionResult Index(Question question, string id)
{
var GetNextQuestion = questionService.GetNextQuestion(question, id);
if(GetNextQuestion.Success)
{
return View(GetNextQuestion.Value);
}
else
{
var testResult = questionService.GetTestResult(question);
Thread.Sleep(2000);
return View("TestCompleted", testResult);
}
}
public ServiceResult<bool> EditQuestion(Question question, List<string> InputAnswers)
{
try
{
var questionEdited = adminRepository.EditQuestion(question, InputAnswers);
if(questionEdited.Success)
{
return ServiceResult<bool>.SuccessFunc();
}
else
{
return ServiceResult<bool>.ErrorFunc();
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
return null;
}
public ActionResult CreateQuestion(Question question, List<string> Answers)
{
try
{
var questionCreated = adminService.CreateQuestion(question, Answers);
if (questionCreated.Success == true)
{
return RedirectToAction("Questions");
}
else
{
ModelState.AddModelError("", questionCreated.Message);
return View("CreateQuestion");
}
}
catch (Exception ex)
{
ModelState.AddModelError("", ex.Message);
return View(question);
}
}
public RepositoryResult<bool> CreateQuestion(Question question)
{
try
{
var questionExists = db.Questions.FirstOrDefault(i => i.TestQuestion == question.TestQuestion);
if (questionExists == null)
{
db.Questions.Add(question);
db.SaveChanges();
return RepositoryResult<bool>.SuccessFunc();
}
else
{
return RepositoryResult<bool>.ErrorFunc();
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
return null;
}
public RepositoryResult<bool> CheckAnswer(Question question)
{
if (question.CorrectAnswer == question.SelectedAnswer)
{
TempClass.NextQuestionNumber++;
TempClass.TotallyAnsweredQuestions++;
TempClass.GradeForAnswer += question.Grade;
var user = db.Users.FirstOrDefault(i => i.UserName == question.UserName);
user.Points += question.Grade;
db.Entry(user).State = EntityState.Modified;
db.SaveChanges();
Thread.Sleep(2000);
return RepositoryResult<bool>.SuccessFunc();
}
else
{
TempClass.NextQuestionNumber = question.ID;
Thread.Sleep(2000);
return RepositoryResult<bool>.ErrorFunc();
}
}
public TestResult GetTestResult(Question question)
{
TestResult testResult = new TestResult();
testResult.CategoryName = question.TestName;
testResult.Date = DateTime.Now;
testResult.CollectedPoints = TempClass.GradeForAnswer;
testResult.TestMaxPoints = db.Questions.Where(i => i.TestName == question.TestName).Sum(i => i.Grade);
testResult.AnsweredQuestions = TempClass.TotallyAnsweredQuestions;
return testResult;
}
public ActionResult IndexApplied(Question question)
{
var checkAnswer = questionService.CheckAnswer(question);
ModelState.Clear();
return RedirectToAction("Index", "Test", question);
}
public RepositoryResult<bool> EditQuestion(Question question, List<string> InputAnswers)
{
try
{
db.Entry(question).State = EntityState.Modified;
db.SaveChanges();
var getQuestion = db.QuestionAnswers;
var getCurrentQuestionAnswers = getQuestion.Where(i => i.QuestionID == question.ID);
int Counter = 0;
foreach (var realAnswer in getCurrentQuestionAnswers)
{
Answer RealAnswer = realAnswer.Answers;
RealAnswer.QuestionAnswer = InputAnswers[Counter];
Counter++;
db.Entry(RealAnswer).State = EntityState.Modified;
}
db.SaveChanges();
return RepositoryResult<bool>.SuccessFunc();
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
return RepositoryResult<bool>.ErrorFunc();
}
}
public ActionResult EditQuestion(Question question, List<string> InputAnswers)
{
try
{
if (ModelState.IsValid)
{
var questionEdited = adminService.EditQuestion(question, InputAnswers);
if (questionEdited.Success == true)
{
return RedirectToAction("Questions");
}
else
{
ModelState.AddModelError("", "Question can not be edited");
return View(question);
}
}
else
{
return View(question);
}
}
catch (Exception ex)
{
ModelState.AddModelError("", ex.Message);
return View(question);
}
}
