function getFilterProduct($page, $pageSize)
    {
        $params = $this->request->getBodyParams();
        $order = isset($params['order']) ? $params['order'] : 'bestseller';
        $sort = isset($params['sort']) ? $params['sort'] : 'desc';
        $priceFrom = isset($params['price']['from']) ? $params['price']['from'] : null;
        $priceTo = isset($params['price']['to']) ? $params['price']['to'] : null;
        $attributeFilters = (isset($params['filters']) && is_array($params['filters'])) ? $params['filters'] : [];
        // 分类ID
        if (!isset($params['category_id']))
            return json_encode(['code' => 'ERR', 'msg' => 'category_id必填', 'data' => false]);
        $category_id = $params['category_id'];
        $category = $this->category->load($category_id);
        $collection = $this->collection->addCategoryFilter($category);
        // 属性筛选
        foreach ($attributeFilters as $attributeFilter) {
            if (is_array($attributeFilter)) {
                $collection->addAttributeToFilter($attributeFilter['name'], $attributeFilter['value']);
            } else {
                return json_encode(['code' => 'ERR', 'msg' => 'filter结构错误！', 'data' => $attributeFilter]);
            }
        }
        $collection->addAttributeToSelect('*');
        $collection->addAttributeToFilter('is_add_purchase', 0);
        $collection->addAttributeToFilter('visibility', 4);
        // 搜索排序方式
        switch ($order) {
            case 'new':
                if ($priceFrom && empty($priceTo)) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom]);
                }
                if (empty($priceFrom) && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                if ($priceFrom && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom])
                        ->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                $collection->addMinimalPrice();
                $collection->setOrder('created_at', $sort);
                break;
            case 'price':
                if ($priceFrom && empty($priceTo)) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom]);
                }
                if (empty($priceFrom) && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                if ($priceFrom && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom])
                        ->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                $collection = $collection->addMinimalPrice();
                $collection->addAttributeToSort('minimal_price ', $sort);
                break;
            case 'bestseller':
                if ($priceFrom && empty($priceTo)) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom]);
                }
                if (empty($priceFrom) && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                if ($priceFrom && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom])
                        ->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                $collection->addMinimalPrice();
                $collection->joinTable(
                    array('best' => 'sales_bestsellers_aggregated_monthly'),
                    'product_id=entity_id', ['qty_ordered', 'product_id'], null, 'left')->setOrder('SUM(qty_ordered)', $sort);
                break;
            default:
                if ($priceFrom && empty($priceTo)) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom]);
                }
                if (empty($priceFrom) && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                if ($priceFrom && $priceTo) {
                    $collection->addPriceDataFieldFilter('%s >= %s', ['min_price', $priceFrom])
                        ->addPriceDataFieldFilter('%s <= %s', ['min_price', $priceTo]);
                }
                $collection->addMinimalPrice();
                $collection->joinTable(
                    array('best' => 'sales_bestsellers_aggregated_monthly'),
                    'product_id=entity_id', ['qty_ordered', 'product_id'], null, 'left')->setOrder('SUM(qty_ordered)', $sort);
        }
        $collection->setCurPage($page)->setPageSize($pageSize);
//        p($collection->getData());
        return json_encode($collection->getData());