/**
* Update the specified resource in storage.
*
* @param Question $question
* @return Response
*/
public function update(Request $request, $question)
{
$question->keywords()->detach();
$this->validate($request, ['question' => 'required', 'answer' => 'required', 'keywords' => 'required']);
$question->update($request->only('question', 'answer'));
$keywords = preg_replace('/\\s+/', '', $request->get('keywords'));
foreach (explode(',', $keywords) as $keyword) {
$keyword = Keyword::findOrCreate($keyword);
$question->keywords()->save($keyword);
}
return redirect('faq/' . $question->id);
}
