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AtCoderのお気に入り管理のユーザーに色がつきます＋レート順ソート（テーブル2つ対応）
// ==UserScript==
// @name AtCoder-Favorite-Person-Colors
// @namespace https://ruku.tellpro.net
// @version 2025-06-19-ver3
// @description AtCoderのお気に入り管理のユーザーに色がつきます＋レート順ソート（テーブル2つ対応）
// @author ruku
// @match https://atcoder.jp/settings/fav
// @icon https://www.google.com/s2/favicons?sz=64&domain=atcoder.jp
// @grant none
// @license MIT
// ==/UserScript==
const diffToColor = (diff) => {
if(diff === 0) return "black";
if(diff <= 399) return "#808080";
if(diff <= 799) return "#804000";
if(diff <= 1199) return "#008000";
if(diff <= 1599) return "#00C0C0";
if(diff <= 1999) return "#0000FF";
if(diff <= 2399) return "#C0C000";
if(diff <= 2799) return "#FF8000";
return "#FF0000";
};
(function() {
'use strict';
const users = document.querySelectorAll("td a[href^='/users/']");
const userElements = Array.from(users);
const processed = new Set();
const userRatingMap = {};
// --- テーブルごとにトグルボタン追加 ---
const tables = Array.from(document.querySelectorAll("table"));
tables.forEach((table, tableIdx) => {
const tbody = table.querySelector("tbody");
if (!tbody) return;
const rows = Array.from(tbody.querySelectorAll("tr"));
// 元の順序保存
rows.forEach((tr, i) => tr.setAttribute("data-original-index", i));
// ボタン作成
const btn = document.createElement("button");
btn.textContent = "Sort by Rating: OFF";
btn.style.margin = "8px";
btn.style.background = "#eee";
let sorted = false;
btn.onclick = function() {
if (!sorted) {
// レート順（降順）でソート
rows.sort((a, b) => {
const userA = a.querySelector("a[href^='/users/']")?.textContent.trim();
const userB = b.querySelector("a[href^='/users/']")?.textContent.trim();
const rateA = userRatingMap[userA] ?? 0;
const rateB = userRatingMap[userB] ?? 0;
return rateB - rateA;
});
btn.textContent = "Sort by Rating: ON";
btn.style.background = "#cceeff";
sorted = true;
} else {
// 元の順序に戻す
rows.sort((a, b) => {
return Number(a.getAttribute("data-original-index")) - Number(b.getAttribute("data-original-index"));
});
btn.textContent = "Sort by Rating: OFF";
btn.style.background = "#eee";
sorted = false;
}
// 並び替え
rows.forEach(tr => tbody.appendChild(tr));
};
// テーブルの前にボタンを追加
table.parentNode.insertBefore(btn, table);
});
// --- 色付け・レート取得は非同期で ---
(async function() {
for(const userElem of userElements){
const user = userElem.textContent.trim();
if(!user) continue;
if(processed.has(user)) continue;
processed.add(user);
try {
const response = await fetch(`https://kenkoooo.com/atcoder/proxy/users/${user}/history/json`);
if (!response.ok) continue;
const data = await response.json();
if (data.length === 0) continue;
const lastColor = data[data.length - 1].NewRating;
const color = diffToColor(lastColor);
userRatingMap[user] = lastColor;
userElements
.filter(el => el.textContent.trim() === user)
.forEach(el => {
el.style.color = color;
// (Rate)を追加
if (!el.nextSibling || !el.nextSibling.classList || !el.nextSibling.classList.contains('atcoder-rate-label')) {
const rateSpan = document.createElement('span');
rateSpan.textContent = ` (${lastColor})`;
rateSpan.className = 'atcoder-rate-label';
rateSpan.style.color = color;
el.parentNode.insertBefore(rateSpan, el.nextSibling);
}
});
} catch (e) {
// ignore
}
}
})();
})();