/**
* {@inheritdoc}
*/
public function create(Listing $listing)
{
$page = $listing->page();
$pages = $listing->pagesCount();
$links = ['prev' => null, 'next' => null, 'current' => $listing->page(), 'pages' => []];
if (!$pages) {
return $links;
}
if ($page > 1) {
$links['prev'] = $listing->getPageUrl($page - 1);
}
if ($page < $pages) {
$links['next'] = $listing->getPageUrl($page + 1);
}
// first and last always
$links['pages'][1] = $listing->getPageUrl(1);
$from = max($page - $this->back - 1, 2);
$to = min($page + $this->forward + 1, $pages - 1);
for ($i = $from; $i <= $to; $i++) {
if ($i != 2 && $i != $pages - 1 && ($i == $page - $this->back - 1 || $i == $page + $this->forward + 1)) {
// placeholders
$links['pages'][$i] = null;
} else {
$links['pages'][$i] = $listing->getPageUrl($i);
}
}
$links['pages'][$pages] = $listing->getPageUrl($pages);
return $links;
}
