public function awards()
 {
     # status = 0 means user hasn't gotten this award
     $awardUsers = AwardUser::status(0)->orderBy('created_at')->paginate(5);
     $awardUsers->setPath(url('/back/reception/awards'));
     return view('back.reception.awards', compact('awardUsers'));
 }
 /**
  * 返回显示所有已兑换商品视图
  */
 public function received()
 {
     # status = 1 means use has gotten this goods
     $awardUsers = AwardUser::status(1)->orderBy('created_at', 'desc')->paginate(5);
     $awardUsers->setPath(url('/admin/award/received'));
     return view('back.award.received', compact('awardUsers'));
 }