/**
  * 保存回复数据.
  *
  * @param Request $request
  */
 public function store(Request $request)
 {
     $input = $request->all();
     $reply = $this->replyRepository->getDefaultReply();
     if ($reply) {
         $this->replyRepository->update($input, $reply->id);
     } else {
         $input['type'] = Reply::TYPE_DEFAULT;
         $this->replyRepository->create($input);
     }
     return success('保存成功');
 }