/**
* 显示历史公告
*/
public function history()
{
return response()->json(Represent::getBoardList());
}
/**
* 获取最新的公告栏
*
* @return array
*/
private function obtainRepresent()
{
$new = \App\Represent::getNewestAnnouncement();
return is_null($new) ? $this->emptyRepresent : $new->toArray();
}
