Assortion Shopify app - custom add to cart (add-ons) settings

assortion.js

function handleAddToCartClick() {
  const button = document.querySelector('[name="add"]');
  if (button) {
    button.addEventListener('click', function () {
      setTimeout(function () {
			window.Assortion.updateCart();
		}, 1000);
    })
  }
}

function handleQuantityChange() {
	document.querySelectorAll(".plus-qty,.minus-qty ").forEach(function (e) {
		e.addEventListener("click", () => {
			setTimeout(function () {
				window.Assortion.updateCart();
			}, 500);

			setTimeout(function () {
				handleQuantityChange();
			}, 1600);
		});
	});
}

handleQuantityChange();
handleAddToCartClick();