GoGoBundle order helper, adds links for keys and titles

gogobundle_order.js

((cache={}, list=[]) => {
  const fieldsets = document.querySelectorAll('fieldset');
  document.body.innerHTML = fieldsets[fieldsets.length - 1].outerHTML;
  document.querySelectorAll('table tr td:first-child')
    .forEach(item => list.push(item));

  document.querySelector('table thead tr').prepend(document.createElement('th'));

  list
    .reverse()
    .filter((item) => {
	  const title = item.innerText.trim();
	  if (cache[title]) {
	     item.parentNode.parentNode.removeChild(item.parentNode);
		 return false;
	  } else {
	    cache[title] = true;
		return true;
	  }
	})
	.map(item => item.parentNode)
    //.reverse()
	.forEach((tr) => {
		const titleTd = tr.querySelector('td:nth-child(1)');
		const codeTd = tr.querySelector('td:nth-child(2)');
		const title = titleTd.innerText;
		const code = codeTd.innerText;
		titleTd.innerHTML = `<a href="https://store.steampowered.com/search/?term=${encodeURIComponent(title).replace(/%20/ig, '+')}" target="_blank">${title}</a>`;
		codeTd.innerHTML = `<a href="https://store.steampowered.com/account/registerkey?key=${code}" target="_blank">${code}</a>`;

	  	const td = document.createElement('td');
	  	Object.assign(td.style, {
		  display: 'flex',
		  alignItems: 'center',
		  justifyContent: 'center',
		  width: '30px',
		  height: '100%',
		  margin: '5px 10px',
		  cursor: 'pointer',
		});
	  	td.innerText = ' X ';
	  	td.setAttribute("onclick", "this.parentElement.remove()");
	  	td.setAttribute("onmouseover", "this.style.backgroundColor = '#eee'");
	  	td.setAttribute("onmouseout", "this.style.backgroundColor = 'transparent'");
	   	td.title = 'Remove row';
	  	tr.prepend(td);
	});
	
	document.querySelector('body').style.backgroundColor = '#fff';
	document.querySelector('body').style.color = '#000';
})();