protected function show($slug)
    {
        $comment = $this->repository->scopeQuery(function($query) use ($slug) {
            return $query->orderBy('id','DESC')
                         ->where('slug', $slug);
        })->first(['*']);

        return $this->response->title($$comment->name . trans('blog::comment.name'))
            ->view('blog::public.comment.show')
            ->data(compact('comment'))
            ->output();
    }