public function end()
{
$timeSpent = time() - $this->startTime;
$this->session->update(['time_spent' => $timeSpent, 'num_correct' => $this->numCorrect, 'num_incorrect' => $this->numIncorrect]);
}
public function saveClass($topic_id, $teacher_id, $timeslots, $demo = false)
{
$session = new \App\Session();
$session->topic_id = $topic_id;
$session->teacher_id = $teacher_id;
$session->student_id = Auth::user()->deriveable->id;
$session->demo = $demo ? 1 : 0;
$session->save();
foreach ($timeslots as $key => $value) {
\App\Timeslot::where('teacher_id', $teacher_id)->where('slot', $value)->update(['session_id' => $session->id]);
}
return $session;
}