// Hook to change order status to "completed" for digital or downloadable products
add_action('woocommerce_payment_complete', 'vap_mark_order_complete_for_digital_or_downloadable_products');

function vap_mark_order_complete_for_digital_or_downloadable_products($order_id) {
    // Check if the order exists
    if (!$order_id) return;

    // Get the order object
    $order = wc_get_order($order_id);

    // Check if the order contains at least one digital or downloadable product
    $has_digital_or_downloadable_product = false;

    foreach ($order->get_items() as $item) {
        $product_id = $item->get_product_id();
        $product = wc_get_product($product_id);

        // Check if the product is digital or downloadable
        if ($product && ($product->is_downloadable() || $product->is_virtual())) {
            $has_digital_or_downloadable_product = true;
            break;
        }
    }

    // If the order contains at least one digital or downloadable product, set the order status to "completed"
    if ($has_digital_or_downloadable_product) {
        $order->update_status('completed');
    }
}