public MainWindowVM()
{
Examples = new ExamplesVM();
Tests = new TestsVM();
}
public async Task <IActionResult> Create([Bind("Id,Student,Period,Data,QuestionsNumber")] TestsVM testVM)
{
if (ModelState.IsValid)
{
Random rnd = new Random();
Test test = new Test();
/* Student */
int selectedStudent = 0;
int.TryParse(testVM.Student, out selectedStudent);
var student = _context.Students.Where(w => w.Id == selectedStudent).FirstOrDefault();
/* Period */
int selectedPeriod = 0;
int.TryParse(testVM.Period, out selectedPeriod);
var period = _context.Periods.Where(w => w.Id == selectedPeriod).FirstOrDefault();
/* Test */
test.Student = student;
test.Period = period;
test.Data = testVM.Data;
/* Subjects */
var periodSubjects = period.PeriodSubjects.FindAll(w => w.Period == period);
List <Subject> subsList = new List <Subject>();
foreach (var subject in periodSubjects)
{
subsList.Add(subject.Subject);
}
Subject[] subjects = subsList.ToArray();
int questionBySub = testVM.QuestionsNumber / subjects.Length;
Question[] questions = new Question[questionBySub];
List <Question> questionsList = new List <Question>();
for (var i = 0; i < subjects.Length; i++)
{
for (var j = 0; j < questionBySub; j++)
{
int r = rnd.Next(subjects[i].Questions.Count);
questionsList.Add(subjects[i].Questions[r]);
}
}
_context.Add(test);
test.TestQuestions = new List <TestQuestion>();
foreach (var q in questionsList)
{
test.TestQuestions.Add(new Models.Entity.TestQuestion {
Question = q
});
}
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(testVM));
}
