AJL Join Count

AJLの学年別ページに参加回数を記載します

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         AJL Join Count
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  AJLの学年別ページに参加回数を記載します
// @author       ZOI_dayo
// @match        https://img.atcoder.jp/ajl*/output_personal_grade*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=atcoder.jp
// @grant        none
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';
    console.log("aa")
    const tr = Array.from(document.querySelectorAll("tr"))
    const title = document.createElement("th")
    title.setAttribute("nowrap", null)
    title.innerText = "参加回数"
    tr[0].insertBefore(title, tr[0].children[5])
    const title_ave = document.createElement("th")
    title_ave.setAttribute("nowrap", null)
    title_ave.innerText = "平均スコア"
    tr[0].insertBefore(title_ave, tr[0].children[7])
    tr.slice(1).forEach(elem => {
        const content = document.createElement("td")
        const count = Array.from(elem.children).slice(6).filter(elem => elem.innerText != "").length
        if(count < 10) content.innerText = count
        else {
            const text = document.createElement("b")
            text.style.color = "#FF0000"
            text.innerText = count
            content.appendChild(text)
        }
        elem.insertBefore(content, elem.children[5])
        const content_ave = document.createElement("td")
        content_ave.innerText = (elem.children[6].innerText / Math.min(10, count) ) .toFixed(1)
        elem.insertBefore(content_ave, elem.children[7])
    })
    const default_tr = Array.from(document.querySelectorAll("tr"))
    const button = document.createElement("input")
    button.setAttribute("type", "button")
    button.style.backgroundColor = "#add8e6"
    button.style.border = "none"
    button.style.padding = ".5em"
    button.style.margin = ".5em"
    const sort = () => {
        const sorted = default_tr.slice(1).sort((a, b) => {return -1 * Number(a.children[7].innerText) + Number(b.children[7].innerText) })
        for(let i=0; i<sorted.length; i++) sorted[i].children[0].innerHTML = (i+1) + '<span style="color: #AAA; font-size: .75em">(' + sorted[i].children[0].innerText + ")</span>"
        document.querySelectorAll("tbody")[0].replaceChildren(Array.from(document.querySelectorAll("tr"))[0], ...sorted)

        button.setAttribute("value", "通常表示に戻す")
        button.onclick = () => {normal()}
    }
    const normal = () => {
        default_tr.forEach(elem => {
            if(elem.children[0].innerText.includes('(')) {
                elem.children[0].innerText = elem.children[0].innerText.split('(')[1].split(')')[0]
            }
        })
        document.querySelectorAll("tbody")[0].replaceChildren(...default_tr)
        button.setAttribute("value", "平均スコアで並べ替え")
        button.onclick = () => {sort()}
    }
    document.querySelector("div.btn.btn02").after(button)
    normal()
})();