Fix WFACP Shimmer Animation on Shipping Method Change

gistfile1.txt

add_action('wfacp_internal_css', function() {
    ?>
    <script type="text/javascript">
    (function($) {
        'use strict';

        // Enable shimmer animation trigger for shipping method changes
        function enableShimmerTrigger() {
            if (window.refresh_page_data_load_trigger === false) {
                window.refresh_page_data_load_trigger = true;
                $('body').removeClass('wfacp_do_not_show_block');
            }
        }

        // Single delegated event listener for all shipping-related interactions
        $(document.body).on('change click', 'input[name^="shipping_method"], .wfacp_shipping_table input, .wfacp_shipping_table label', enableShimmerTrigger);

    })(jQuery);
    </script>
    <?php
}, 999);