显示用户注册时间的油猴脚本

花了一点点时间，写了一个非常简单的油猴脚本，可以显示帖子回复用户的注册时间，希望在这个诸君情绪都不稳定的时代，给大家多一点的辨认信息。

// ==UserScript==
// @name         Aparecium
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Shows User's create time in V2ex.
// @author       FledgeShiu
// @copyright    No License
// @match        *://*.v2ex.com/t/*
// @match        *://v2ex.com/t/*
// @icon         https://v2ex.com/static/icon-192.png
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    async function run() {
        let comment_nodes = document.querySelectorAll("div[id^=r_].cell");
        comment_nodes.forEach(async function(node){
            const user = node.querySelectorAll("tr>td:last-child")[0];
            const user_info_url = user.querySelectorAll("strong>a")[0].href;
            const user_name = user_info_url.split('/').at(-1);
            const response = await fetch(`https://${window.location.host}/api/members/show.json?username=${user_name}`);
            const jsonData = await response.json();
            const date = new Date(jsonData.created * 1000).toLocaleDateString()
            const age_element = user.getElementsByClassName("ago")[0];
            const next_element = age_element.nextSibling
            const empty_text = document.createTextNode('\u00A0 \u00A0');
            user.insertBefore(empty_text, next_element);
            let new_element = document.createElement("span");
            new_element.innerHTML = date;
            new_element.classList.add("ago");
            user.insertBefore(new_element, next_element);
        });
    }
    run()
})();