add custom class to gutenberg and woocommerce pages

function add_custom_body_class($classes) {
if (has_blocks()) {
$classes[] = 'gutenberg-page';
}
if (is_woocommerce() || is_shop() || is_product_category() || is_product_tag()) {
$classes[] = 'woocommerce-page';
}
return $classes;
}
add_filter('body_class', 'add_custom_body_class');