/**
* Remove the specified resource from storage.
*
* @param Quiz $quiz
* @return Response
* @throws \Exception
* @internal param int $id
*/
public function destroy(Quiz $quiz)
{
foreach ($quiz->tests as $test) {
foreach ($test->results as $result) {
$result->delete();
}
$test->delete();
}
foreach ($quiz->questions as $question) {
$question->answers()->delete();
}
$quiz->questions()->delete();
$quiz->delete();
return redirect()->back();
}
/**
* Update the specified quiz in database
*
* @param Request $request
* @param Quiz $quiz
* @return Response
* @internal param int $id
*/
public function update(Request $request, Quiz $quiz)
{
$quiz->update(['subject' => $request->get('subject')]);
foreach ($quiz->questions as $question) {
$q = $request->get('existingquestions')[$question->id];
$question->text = $q['text'];
$question->save();
foreach ($question->answers as $answer) {
$answer->text = $q['answers'][$answer->id];
$answer->correct = $q['correct_answer'] == $answer->id;
$answer->save();
}
}
foreach ($request->get('questions') as $q) {
$question = $quiz->questions()->create(['text' => $q['text']]);
$answers = $q['answers'];
if (!array_key_exists('correct_answer', $q)) {
$q['correct_answer'] = 0;
}
foreach (range(0, 3) as $i) {
$question->answers()->create(['text' => $answers[$i], 'correct' => $i == $q['correct_answer'], 'question_id' => $question->id]);
}
}
return redirect()->back();
}
