public async Task SetCurrentTestResults(int?id)
{
try
{
// I. Clear controller properties for processing a test period.
//TestPeriod = 0;
//StartTestTime = null;
// II. Check.
OperationDetails operationDetails;
string currentUserId = System.Web.HttpContext.Current.User.Identity.GetUserId();
if (currentUserId == null || AllAnswers.Count == 0 || UserAnswers.Count == 0)
{
return;
}
// III.Get the test result.
operationDetails = PLRepository.CalculateTestResults(AllAnswers, UserAnswers, TestQuetions, out TestResultViewModel testResult);
if (!operationDetails.Succedeed)
{
return;
}
// Is the test passed?
int firstQuestionId = AllAnswers.FirstOrDefault().Key;
CourseDTO courseDTO = (await QuestionService.GetAsync(firstQuestionId)).Topic.Course;
testResult.IsPassedTest = testResult.Result > testResult.MaxScore * courseDTO.PassingScore / 100;
// IV. Write the test results to DB.
operationDetails = await SaveCurrentTestResults(id, currentUserId, testResult);
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
// Get test results.
public async Task <ActionResult> GetCurrentTestResults(int?id)
{
try
{
// I. Clear controller properties for processing a test period.
TestPeriod = 0;
StartTestTime = null;
// II. Check.
if (AllAnswers.Count == 0 || UserAnswers.Count == 0)
{
return(RedirectToAction("Index"));
}
// III.Get the test result.
OperationDetails operationDetails = PLRepository.CalculateTestResults(AllAnswers, UserAnswers, TestQuetions, out TestResultViewModel testResult);
if (!operationDetails.Succedeed)
{
return(View("Report", operationDetails));
}
// Is the test passed?
int firstQuestionId = AllAnswers.FirstOrDefault().Key;
CourseDTO courseDTO = (await QuestionService.GetAsync(firstQuestionId)).Topic.Course;
testResult.IsPassedTest = testResult.Result > testResult.MaxScore * courseDTO.PassingScore / 100;
// Set ViewBag property for a View.
ViewBag.CourseName = courseDTO.CourseTitle;
// IV.Set testResult properies (Result, MaxScore and TestResultDetails).
testResult.Result = testResult.Result * 1000 / testResult.MaxScore;
testResult.MaxScore = 1000;
foreach (var item in testResult.TestResultDetails)
{
item.Topic = (await QuestionService.GetAsync(item.QuestionId)).Topic.TopicTitle;
item.Question = (await QuestionService.GetAsync(item.QuestionId)).QuestionText;
}
// V.
return(View(testResult));
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}