public IActionResult ViewQuestion(int testSessionId, int questionIndex)
{
var viewModel = repository.GetViewQuestion(testSessionId, questionIndex, true);
//if (viewModel.SecondsLeft.HasValue && viewModel.SecondsLeft <= 0)
//{
// // Timed out
// return RedirectToAction(nameof(SessionCompleted),
// new { TestSessionId = testSessionId, completedReason = (int)SessionCompletedReason.TimedOut });
//}
return(View(viewModel));
}