private List <Question> NewQuestion(int id, QuestionPageViewModel userQuestionPage, Test test, UrlTest urlTest,
UrlTestAttend urlAttendBase, List <Result> resultsBase)
{
userQuestionPage.TestName = test.Name;
userQuestionPage.UrlTestName = urlTest.Name;
userQuestionPage.UrlTestAttendId = urlAttendBase.Id;
var questions = context.Questions.AsNoTracking().Where(a => a.TestId == test.Id & !a.IsDel)
.OrderBy(a => a.Id)
.ToList();
userQuestionPage.Answers = context.Answers.AsNoTracking().Where(a => a.QuestionId == id & !a.IsDel).ToList();
var answersPage = new List <Answer>();
foreach (var result in resultsBase)
{
var answer = context.Answers.FirstOrDefault(a => a.Id == result.AnswerId & a.QuestionId == id);
if (answer != null)
{
answersPage.Add(answer);
}
}
if (answersPage.Count != 0)
{
foreach (var answer in answersPage)
{
userQuestionPage.Answers.Find(a => a.Id == answer.Id).Selected = true;
}
}
return(questions);
}
public IActionResult Start(int id, QuestionPageViewModel userQuestionPage)
{
userQuestionPage.QuestionId = id;
var urlTestBase = context.UrlTests.AsNoTracking().First(a => a.Url == userQuestionPage.Url);
if (!string.IsNullOrEmpty(userQuestionPage.UrlTestName))
{
if (urlTestBase.Name != userQuestionPage.UrlTestName)
{
urlTestBase.Name = userQuestionPage.UrlTestName;
context.Update(urlTestBase);
context.SaveChanges();
}
}
if (!ModelState.IsValid)
{
userQuestionPage.TestName = context.Tests.First(a => a.Id == urlTestBase.TestId & !a.IsDel).Name;
return(View(userQuestionPage));
}
if (string.IsNullOrEmpty(urlTestBase.Name))
{
userQuestionPage.TestName = context.Tests.First(a => a.Id == urlTestBase.TestId & !a.IsDel).Name;
userQuestionPage.Mes = "Write Name";
return(View(userQuestionPage));
}
var urlAttends = context.UrlTestAttends.AsNoTracking().Where(a => a.UrlTestUrl == userQuestionPage.Url)
.OrderByDescending(a => a.NumberOfRun).ToList();
var urlAttend = new UrlTestAttend()
{
UrlTestUrl = userQuestionPage.Url
};
if (urlAttends.Count == 0)
{
urlAttend.NumberOfRun = 1;
}
else
{
urlAttend.NumberOfRun = urlAttends[0].NumberOfRun + 1;
}
urlAttend.StartTimeTest = DateTime.Now;
context.UrlTestAttends.Add(urlAttend);
context.SaveChanges();
var urlAttendBase = context.UrlTestAttends.AsNoTracking().First(a =>
a.UrlTestUrl == userQuestionPage.Url & a.NumberOfRun == urlAttend.NumberOfRun);
return(RedirectToAction("QuestionPage", new{ testAttemptId = urlAttendBase.Id, id }));
}
private void AddResult(QuestionPageViewModel userQuestionPage, List <Answer> answersUser, UrlTestAttend urlAttend,
UrlTestAttend urlAttendBase)
{
foreach (var answer in userQuestionPage.Answers)
{
if (answersUser.Count == 0)
{
if (answer.Selected)
{
var result = new Result()
{
AnswerId = answer.Id, UrlTestAttendId = urlAttend.Id
};
context.Results.Add(result);
}
}
else
{
if (answersUser.FirstOrDefault(a => a.Id == answer.Id) == null)
{
if (answer.Selected)
{
var result = new Result()
{
AnswerId = answer.Id, UrlTestAttendId = urlAttend.Id
};
context.Results.Add(result);
}
}
else
{
if (!answer.Selected)
{
var resultBase = context.Results.AsNoTracking()
.First(a => a.UrlTestAttendId == urlAttendBase.Id & a.AnswerId == answer.Id);
context.Remove(resultBase);
}
}
}
}
context.SaveChanges();
}
