';
        // print_r($searchVariables);die();
        Hook::exec('actionProductSearchComplete', $searchVariables);

        return $searchVariables;
    }

    protected function getTemplateVarPagination(ProductSearchQuery $query, ProductSearchResult $result)
    {
        $pagination = new Pagination();
        $pagination
                ->setPage($query->getPage())
                ->setPagesCount(ceil($result->getTotalProductsCount() / $query->getResultsPerPage()));

        $totalItems = $result->getTotalProductsCount();
        $itemsShownFrom = ($query->getResultsPerPage() * ($query->getPage() - 1)) + 1;
        $itemsShownTo = $query->getResultsPerPage() * $query->getPage();

        return array(
            'total_items' => $totalItems,
            'items_shown_from' => $itemsShownFrom,
            'items_shown_to' => ($itemsShownTo <= $totalItems) ? $itemsShownTo : $totalItems,
            'pages' => array_map(function ($link) {
                $link['url'] = $this->updateQueryString(array(
                    'page' => $link['page'],
                ));

                return $link;
            }, $pagination->buildLinks()),
            'should_be_displayed' => (count($pagination->buildLinks()) > 3)
        );
    }

    protected function renderFacets(ProductSearchResult $result)
    {
        $facetCollection = $result->getFacetCollection();
        // not all search providers generate menus
        if (empty($facetCollection)) {
            return '';
        }

        $facetsVar = array_map(array($this, 'prepareFacetForTemplate'), $facetCollection->getFacets());

        $activeFilters = array();
        foreach ($facetsVar as $facet) {
            foreach ($facet['filters'] as $filter) {
                if ($filter['active']) {
                    $activeFilters[] = $filter;
                }
            }
        }

        return $this->render('catalog/_partials/facets', array(
            'facets' => $facetsVar,
            'js_enabled' => $this->ajax,
            'activeFilters' => $activeFilters,
            'sort_order' => $result->getCurrentSortOrder()->toString(),
            'clear_all_link' => $this->updateQueryString(array('q' => null, 'page' => null))
        ));
    }

    /**
     * Renders an array of active filters.
     *
     * @param array $facets
     *
     * @return string the HTML of the facets
     */
    protected function renderActiveFilters(ProductSearchResult $result)
    {
        $facetCollection = $result->getFacetCollection();
        // not all search providers generate menus
        if (empty($facetCollection)) {
            return '';
        }

        $facetsVar = array_map(array($this, 'prepareFacetForTemplate'), $facetCollection->getFacets());

        $activeFilters = array();
        foreach ($facetsVar as $facet) {
            foreach ($facet['filters'] as $filter) {
                if ($filter['active']) {
                    $activeFilters[] = $filter;
                }
            }
        }

        return $this->render('catalog/_partials/active_filters', array(
            'activeFilters' => $activeFilters,
            'clear_all_link' => $this->updateQueryString(array('q' => null, 'page' => null))
        ));
    }

    //DONGND:: get layout
    public function getLayout()
    {
        $entity = 'module-leoproductsearch-' . $this->php_self;

        $layout = $this->context->shop->theme->getLayoutRelativePathForPage($entity);

        if ($overridden_layout = Hook::exec('overrideLayoutTemplate', array(
            'default_layout' => $layout,
            'entity' => $entity,
            'locale' => $this->context->language->locale,
            'controller' => $this))) {
            return $overridden_layout;
        }

        if ((int) Tools::getValue('content_only')) {
            $layout = 'layouts/layout-content-only.tpl';
        }

        return $layout;
    }

    protected function getTemplateVarSortOrders(array $sortOrders, $currentSortOrderURLParameter)
    {
        return array_map(function ($sortOrder) use ($currentSortOrderURLParameter) {
            $order = $sortOrder->toArray();
            $order['current'] = $order['urlParameter'] === $currentSortOrderURLParameter;
            $order['url'] = $this->updateQueryString(array(
                'order' => $order['urlParameter'],
                'page' => null,
            ));

            return $order;
        }, $sortOrders);
    }

    //DONGND:: add breadcrumb
    public function getBreadcrumbLinks()
    {
        $breadcrumb = parent::getBreadcrumbLinks();

        $breadcrumb['links'][] = array(
            'title' => $this->l('Search', 'productsearch'),
            'url' => '',
        );

        return $breadcrumb;
    }
}