Aldo show Sunglasses campaign GTM teg (ONCE PER SESSION)

<script>
(function() {
    function addToCartHandler() {
        var addToCartButton = document.querySelector('#product_addtocart_form .btn-cart');
        if (addToCartButton) {
            addToCartButton.addEventListener('click', function() {
                if (!window.sessionStorage.setItem('isShowSunglassesShowed')) {
                    setTimeout(function() {
                        adoric.trigger('showSunglasses');
                        window.sessionStorage.setItem('isShowSunglassesShowed', true);
                    }, 5000);
                }
            });
        }
    }

    var MAXIMUM_WAITING_TIME = 10 * 1000;/*30 seconds*/
    var waitPageTriggerElement = setInterval(function() {
        var wrapperElement = document.querySelector('#product_addtocart_form .btn-cart');
        if (wrapperElement && adoric) {
            clearInterval(waitPageTriggerElement);
            addToCartHandler();
        }
    }, 200);
    setTimeout(function() {
        clearInterval(waitPageTriggerElement);
    }, MAXIMUM_WAITING_TIME);
})();
</script>