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GeoGuessr Background Replacer

Replaces the background of the geoguessr homepage with your own image

当前为 2023-05-17 提交的版本，查看 最新版本。

// ==UserScript==
// @name         GeoGuessr Background Replacer
// @description  Replaces the background of the geoguessr homepage with your own image
// @version      1.1
// @author       Tyow#3742
// @match        *://*.geoguessr.com/
// @license      MIT
// @run-at       document-start
// @namespace https://greasyfork.org/users/1011193
// ==/UserScript==

//Add image links in this list
const imgList = ["https://external-content.duckduckgo.com/iu/?u=https%3A%2F%2Fcdn.wallpapersafari.com%2F6%2F80%2F9ZbpYo.jpg&f=1&nofb=1&ipt=ddb30ffb037e46ee933b0e3a566175f927faf57e5162b27bb15a5d71cf6e888d&ipo=images",
                 "https://sites.breakingmedia.com/uploads/sites/3/2022/11/iStock-1333071678-e1669760260420.jpg",
                "https://natureconservancy-h.assetsadobe.com/is/image/content/dam/tnc/nature/en/photos/Zugpsitze_mountain.jpg?crop=0%2C214%2C3008%2C1579&wid=1200&hei=630&scl=2.506666666666667"];

/* ############################################################################### */
/* ##### DON'T MODIFY ANYTHING BELOW HERE UNLESS YOU KNOW WHAT YOU ARE DOING ##### */
/* ############################################################################### */

let imgURL = imgList[Math.floor((Math.random()*imgList.length))];

let done = false;
let observing = false;

let c = 0;
let mutated = false;
let m = new MutationObserver(async (mutations) => {
            updateImage();
            console.log(mutations);
    mutated = true;
        });
const updateImage = () => {
    console.log("fire " + c++);
    const imgEl = document.querySelector('.signed-in-start-page_backgroundImage__IR0w5');
    if (!imgEl) return;
    imgEl.src = imgURL;
    done = true;
    if (!observing) {
        observing = true;
        m.observe(imgEl, { attributes: true });
    }
    if (mutated) {
       m.disconnect();
    }
}

updateImage()
while (!done) {
    updateImage()
}