Code-Snippets-Functions/Execute a function on a child site/Advanced Woo Search/order-by-stock-search-results-products.txt

add_filter( 'aws_search_results_products', 'aws_search_results_products', 10, 2 );
function aws_search_results_products( $products, $s ) {
    usort($products, function ($item1, $item2) {
        $product1 = wc_get_product( $item1['id'] );
        $product2 = wc_get_product( $item2['id'] );
        if ( 'outofstock' !== $product1->get_stock_status() ) {
            return -1;
        }
        if ( 'outofstock' !== $product2->get_stock_status() ) {
            return 1;
        }
        return 0;
    });
    return $products;
}