Add to cart and open slide cart on elementor button.php

Add_to_cart_open_slide_cart_on_elementor_button.php

add_action('wp_footer',function(){
?>
<script>
	jQuery(function ($) {

    $('body').on('click', '.elementor-button-link', function (e) {
        e.preventDefault();

        var $button = $(this);

        // Extract product ID & quantity from URL
        var url = new URL($button.attr('href'));
        var product_id = url.searchParams.get('add-to-cart');
        var quantity = url.searchParams.get('quantity') || 1;

        if (!product_id) {
            return;
        }

        $button.addClass('loading');

        $.ajax({
            type: 'POST',
            url:'https://prostenuty.pl/?wc-ajax=add_to_cart',
            data: {
                product_id: product_id,
                quantity: quantity
            },
            success: function (response) {

                if (!response) return;

                if (response.error && response.product_url) {
                    window.location = response.product_url;
                    return;
                }

                // Trigger WooCommerce event to refresh cart fragments
                $(document.body).trigger('added_to_cart', [
                    response.fragments,
                    response.cart_hash,
                    $button
                ]);

                $button.removeClass('loading').addClass('added');
            },
            error: function () {
                $button.removeClass('loading');
            }
        });
    });

});
</script>
<?php

},100);