/**
 * 读取
 * @return response->Json
 */
public function read(Request $request) {
  $config = [
    'status'    => $request->input( 'status', '' ),
    'keyword'   => $request->input( 'keyword', '' ),
    'sort'      => $request->input( 'sort', 'id' ),
    'order'     => $request->input( 'order', 'DESC' ),
  ];

  $data['rows']    = $this->service->getByCond( $config );

  return json( ajax_arr( '查询成功', 0, $data ) );
}