/**
* Responds to requests to GET /grades
*/
public function getGrades()
{
// show all grades is teacher only user grades if notw
if (Auth::user()->teacher) {
$grades = Grade::orderBy('user_id', 'desc')->with('user', 'quiz')->get();
} else {
$grades = Grade::with('user', 'quiz')->where('user_id', Auth::user()->id)->get();
}
// redirect if no grades are found
if ($grades->count() == 0) {
\Session::flash('flash_message', 'There are no grades to display.');
return redirect('/');
}
return view('grades.index')->with('grades', $grades);
}