add_action('after_devvn_quickbuy_note', 'devvn_after_devvn_quickbuy_note');
function devvn_after_devvn_quickbuy_note(){
    ?>
    <input type="hidden" class="input-hidden ref_id" name="ref_id" value="">
    <input type="hidden" class="input-hidden ref_path" name="ref_path" value="">
    <input type="hidden" class="input-hidden ref_product" name="ref_product" value="">
    <script>
        function set_ref_field(){
            const ref_field = jQuery('.ref_id');
            const ref_path = jQuery('.ref_path');
            const ref_product = jQuery('.ref_product');
            if(ref_field.length > 0)
            {
                let mhref =  Cookies.get('pm'); // Đổi Ref thành pm - từ đổi trên plugin
                if(mhref){
                    mhref = JSON.parse(mhref);
                    if(mhref){
                        ref_field.val(mhref.mhref);
                        ref_path.val(mhref.mhpath)
                        ref_product.val(mhref.mhproduct)
                    }
                }
            }
        }
        document.addEventListener("DOMContentLoaded", function (){
            set_ref_field();
        });
        jQuery('body').on('popup_quickbuy_open', function (){
            set_ref_field();
        })
    </script>
    <?php
}
