// ==UserScript==
// @name          Hacker Fresh
// @version       0.0.4
// @namespace     http://userscripts.psbarrett.com
// @description	  Highlights fresh comments on HN.
// @include       https://news.ycombinator.com/item*
// @grant         GM_addStyle
// ==/UserScript==
'use strict'
// Workaround Backwards Incompatible Change
if (typeof GM_addStyle == 'undefined') {
var GM_addStyle = (aCss) => {
'use strict';
let head = document.getElementsByTagName('head')[0];
if (head) {
let style = document.createElement('style');
style.setAttribute('type', 'text/css');
style.textContent = aCss;
head.appendChild(style);
return style;
}
return null;
};
}
GM_addStyle(
`td.vote-box {
border-radius: 5px 0px 0px 5px;
}
.fresh-item {
background-color: #FF944D;
}`);
function get_comment_id(vote_box) {
var item_link_ele = vote_box.parentElement.querySelector('.comhead > .age > a');
// Check for Deleted Comment
if (item_link_ele === null) {
return null;
}
var link = new URL(item_link_ele.href);
return link.searchParams.get('id');
}
var all_vote_box = document.querySelectorAll('tbody > tr > td[valign=top]');
for (var e of all_vote_box) {
e.classList.add("vote-box");
var item_id = get_comment_id(e);
if (item_id !== null) {
var status = localStorage.getItem(item_id)
if (status === null) {
e.classList.add("fresh-item");
localStorage.setItem(item_id, "seen")
}
}
}