function page($query = [], $fields = [], $sort = null, $page = 1, $pagesize = 50)
{
$query = $this->getQueryByTrashStatus($query);
if ($page < 1) {
$page = 1;
}
if ($pagesize < 1) {
$pagesize = 50;
}
$skip = ($page - 1) * $pagesize;
$total = parent::count($query);
$list = parent::all($query, $fields, $sort, $pagesize, $skip);
$pagemax = ceil($total / $pagesize);
return [$list, compact('total', 'page', 'pagesize', 'pagemax')];
}