Marvel Rivals Elo Summarizer for day for Tracker.gg
// ==UserScript==
// @name MarvelRivalsEloSummarizer
// @namespace http://tampermonkey.net/
// @version 2025-09-24
// @description Marvel Rivals Elo Summarizer for day for Tracker.gg
// @license GPL
// @author DarkestRain
// @match https://tracker.gg/marvel-rivals/profile/ign/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=tracker.gg
// @grant none
// ==/UserScript==
function waitForElm(selector) {
return new Promise(resolve => {
if (document.querySelector(selector)) {
return resolve(document.querySelector(selector));
}
const observer = new MutationObserver(mutations => {
if (document.querySelector(selector)) {
observer.disconnect();
resolve(document.querySelector(selector));
}
});
observer.observe(document.body, {
childList: true,
subtree: true
});
});
}
let btn = document.createElement('button');
btn.className = "v3-button px-3 text-14 h-10 font-medium leading-4/4 cursor-pointer transition-all duration-150 ease-in whitespace-nowrap hover:bg-mix-action/85 hover:bg-mix-white text-action-contrast bg-action shadow-control shadow-action/25";
btn.id = "summarize-button"
btn.style = "max-width: 100px;min-width: 50px;gap: 8px; position: absolute; right: 10px;top: 60px;"
btn.textContent = "Summarize";
btn.addEventListener("click", summarize);
waitForElm('.updater').then((elm) => {
if (!window.location.href.includes("mode=competitive")) {
btn.style.visibility = "hidden"
}
elm.parentNode.insertBefore(btn, elm.nextSibling)
});
let currentUrl = location.href;
setInterval(() => {
if (location.href !== currentUrl) {
currentUrl = location.href;
if (!window.location.href.includes("mode=competitive")) {
document.querySelector("#summarize-button").style.visibility = "hidden"
} else {
document.querySelector("#summarize-button").style.visibility = "visible"
}
}
}, 500);
function summarize() {
if (window.location.href.includes("mode=competitive")) {
let days = document.querySelectorAll(".col-span-full.grid.grid-cols-subgrid.gap-5")
document.querySelectorAll(".elo_sum").forEach(el => {
el.remove()
})
days.forEach(el => {
let sum = 0;
let matches = el.querySelectorAll(".v3-match-row")
matches.forEach(match => {
let elo = match.querySelector("div > div.grid > div.stat-ver").querySelector(".v3-chip")
sum += elo == null ? 0 : parseInt(elo.innerHTML)
})
let stat_list = el.querySelector(".stat-list")
let elo_sum = document.createElement('span')
if (sum >= 0) {
elo_sum.className = "elo_sum value text-green"
sum = "+" + sum
} else elo_sum.className = "elo_sum value text-red"
elo_sum.textContent = sum
stat_list.querySelectorAll("span")[1].parentNode.insertBefore(elo_sum, stat_list.querySelectorAll("span")[1].nextSibling)
})
}
}