function paginationAction($id)
{
$totalpage = "";
//tinh xem minh co khoan bao nhieu page
$per_page = 3;
//tong so item tren mot trang
$record = count(News::getAll());
//tong so hang cua csdl
if ($record > $per_page) {
$totalpage = ceil($record / $per_page);
} else {
$totalpage = 1;
}
$start = ($id - 1) * $per_page;
//tinh so dong bat dau trong co so du lieu tu page nhap vao
$end_page = $totalpage - 1;
$html = "<div class='pagi'><ul>";
for ($i = 1; $i <= $totalpage; $i++) {
if ($id == $i) {
$html .= "<li class='current'><a href='/page/{$i}'> {$i} </a></li>";
} else {
$html .= "<li ><a href='/page/{$i}'> {$i} </a></li>";
}
}
$html .= '</ul></div>';
$data['news'] = News::getPaginate($start, $per_page);
$data['html'] = $html;
$data['tag'] = News::getAllTag();
return $this->render('news/mainpage.html.twig', $data);
}
