public function update(QuestionRequest $request, Question $question)
    { 
        try {
            $request = $request->all();
            $attributes['title'] = $request['title'];
            $attributes['question'] = $request['question'];
            $attributes['category_id'] = $request['category_id'];
            $question->update($attributes);
            
                return redirect('/discussion/'.$request['slug']);
        } catch (Exception $e) {
            return $this->response->message($e->getMessage())
                ->code(400)
                ->status('error')
                ->url(guard_url('forum/question/' . $question->getRouteKey()))
                ->redirect();
        }

    }