Hikashop Hybrid Pagination

<?php
defined('_JEXEC') or die('Restricted access');

include rtrim(HIKASHOP_FRONT, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR
    . 'views' . DIRECTORY_SEPARATOR . 'product' . DIRECTORY_SEPARATOR
    . 'tmpl' . DIRECTORY_SEPARATOR . 'listing.php';

$hk_hyb_pagination = null;
if(!empty($this->pagination) && !empty($this->pageInfo->elements->total)
    && !empty($this->pageInfo->limit->value)
    && $this->pageInfo->elements->total > $this->pageInfo->limit->value) {
    $hk_hyb_pagination = $this->pagination;
    $hk_hyb_form_suffix = '_bottom_hybrid';
    $hk_hyb_pagination->form = $hk_hyb_form_suffix;
    $hk_hyb_main_div = isset($this->params) ? $this->params->get('main_div_name', '') : '';
    $hk_hyb_cat_sel = isset($this->category_selected) ? $this->category_selected : '';
?>
<form action="<?php echo str_replace(array('&tmpl=raw', '&tmpl=component'), '', hikashop_currentURL()); ?>" method="post" name="adminForm_<?php echo $hk_hyb_main_div . $hk_hyb_cat_sel . $hk_hyb_form_suffix; ?>" style="display:none;" class="hikashop_hybrid_pagination_wrapper">
    <div class="hikashop_products_pagination hikashop_products_pagination_bottom">
        <?php
        // Strip tmpl=raw / tmpl=component from the rendered page links.
        // The list-footer helper inherits the request URI, so when the
        // listing template runs in an AJAX (tmpl=raw) context, the
        // links carry that parameter and would land on a raw layout if
        // clicked. Cover the leading-? form too, not just the
        // &-prefixed one.
        $hk_hyb_footer = $hk_hyb_pagination->getListFooter((int)$this->pageInfo->limit->value);
        $hk_hyb_footer = preg_replace('/([?&])tmpl=(raw|component)(&|"|\')/i', '$1$3', $hk_hyb_footer);
        $hk_hyb_footer = str_replace('?&', '?', $hk_hyb_footer);
        echo $hk_hyb_footer;
        ?>
        <span class="hikashop_results_counter"><?php echo $hk_hyb_pagination->getResultsCounter(); ?></span>
    </div>
    <?php if(isset($this->pageInfo->filter->order)) { ?>
    <input type="hidden" name="filter_order_<?php echo $hk_hyb_main_div . $hk_hyb_cat_sel; ?>" value="<?php echo $this->pageInfo->filter->order->value; ?>" />
    <input type="hidden" name="filter_order_Dir_<?php echo $hk_hyb_main_div . $hk_hyb_cat_sel; ?>" value="<?php echo $this->pageInfo->filter->order->dir; ?>" />
    <?php } ?>
    <?php echo JHTML::_('form.token'); ?>
</form>
<?php
}
?>
<script type="text/javascript">
(function(){
    var HK_HYBRID_THRESHOLD_PAGES = 10;

    function init(){
        if(!window.localPage || typeof window.localPage.infiniteScroll !== 'function'){
            setTimeout(init, 200);
            return;
        }

        var params = new URLSearchParams(window.location.search);
        var limit = parseInt(params.get('limit')) || <?php echo (int)max(1, $this->pageInfo->limit->value); ?>;
        var limitStart = parseInt(params.get('limitstart')) || parseInt(params.get('start')) || <?php echo (int)$this->pageInfo->limit->start; ?>;
        var initialPage = Math.floor(limitStart / limit) + 1;

        if(initialPage > HK_HYBRID_THRESHOLD_PAGES){
            window.localPage.infiniteScrollPage = -1;
            var loadMore = document.querySelector('[id$="_infinite_scroll"]');
            if(loadMore) loadMore.style.display = 'none';
            revealPagination();
            return;
        }

        var origInfiniteScroll = window.localPage.infiniteScroll;
        window.localPage.infiniteScroll = function(container_name){
            var nextPage = initialPage + window.localPage.infiniteScrollPage;
            if(nextPage > HK_HYBRID_THRESHOLD_PAGES){
                window.localPage.infiniteScrollPage = -1;
                var container = document.getElementById(container_name + '_infinite_scroll');
                if(container) container.style.display = 'none';
                revealPagination();
                return false;
            }
            return origInfiniteScroll(container_name);
        };
    }

    function revealPagination(){
        var wrapper = document.querySelector('.hikashop_hybrid_pagination_wrapper');
        if(!wrapper) return;
        wrapper.style.display = '';
        try { wrapper.scrollIntoView({behavior:'smooth', block:'center'}); } catch(e){}
    }

    init();
})();
</script>