public function store(RecommendationRequest $request, Article $article, ArticleMailer $mailer)
 {
     $mailer->recommendTo($request->input('email'), $article);
     session()->flash('flash_message', 'Your recommendation was sent');
     if (Request::wantsJson()) {
         return ['Your recommendation was sent.'];
     }
     return redirect('articles');
 }
 /**
  * Show the form for creating a new resource.
  *
  * @return Response
  */
 public function send(Article $article, ArticleMailer $mailer, ArticleEmailRequest $request)
 {
     $mailer->recommendTo($request->input('email'), 'Article recommendation', $article);
     return $this->respondTo(['html' => redirect('articles', 303), 'default' => 'Your article was sent.']);
 }