daveloodts

// Add a new sorting option for pushing out-of-stock products last
add_filter( 'woocommerce_get_catalog_ordering_args', 'custom_sort_out_of_stock_last', 9999 );
function custom_sort_out_of_stock_last( $args ) {
    // Check if the custom sorting option is selected
    if ( isset( $_GET['orderby'] ) && $_GET['orderby'] === 'instock_last' ) {
        $args['orderby'] = 'meta_value';
        $args['meta_key'] = '_stock_status';
        $args['order'] = 'ASC'; // 'instock' comes before 'outofstock'
    }