Adds the 5k radius to community maps pages
当前为
// ==UserScript==
// @name Geoguessr 5k radius displayer
// @description Adds the 5k radius to community maps pages
// @version 0.1.3
// @license MIT
// @author irrational
// @match https://www.geoguessr.com/*
// @require https://greasyfork.org/scripts/460322-geoguessr-styles-scan/code/Geoguessr%20Styles%20Scan.js?version=1151668
// @namespace https://greasyfork.org/users/1501600
// ==/UserScript==
const USERSCRIPT_RADIUS_BLOCK_CLASS = "___userscript-radius-block";
const TRANSLATIONS = {
"en": "5k radius",
"de": "5k-Radius",
"es": "radio de 5k",
"fr": "rayon de 5k",
"it": "raggio di 5k",
"nl": "5k straal",
"pt": "raio de 5k",
"sv": "5k radie",
"tr": "5k yarıçap",
"ja": "5k半径",
"pl": "promień 5k",
"ko": "5k 반경"
}
/* Run only on maps pages. Because the Geoguessr frontend is a React application, URL updates are not
always registered (by Tampermonkey on Firefox at least) for the purpose of finding out whether
the script should be loaded at all. So unfortunately, we must @match on the entire website.
Also, run only on community maps. Official map IDs are retrievable via the /api/maps/explorer
endpoint, but these IDs 404 on /api/maps/<id>. */
const checkURL = () => location.pathname.match(/^\/([a-z]{2}\/)?maps\/[0-9a-fA-F]{24}$/);
const fetchMap = async (mapId) => {
return fetch("https://www.geoguessr.com/api/maps/" + mapId)
.then(out => out.json())
.catch(err => { console.log("5k radius displayer in fetchMap():", err); return null; });
}
const getLanguage = () => {
if (location.pathname.startsWith('/maps/')) return 'en';
return location.pathname.substring(1, 3);
}
const fetchDistanceUnit = async () => {
return fetch("https://www.geoguessr.com/api/v3/profiles")
.then(out => out.json())
.then(profile => profile.distanceUnit == 1 ? 'yd' : 'm')
.catch(err => { console.log("5k radius displayer in fetchDistanceUnit():", err); return null; });
}
const createRadiusBlock = () => {
let radiusBlock = document.createElement('div');
radiusBlock.className = cn("community-map-stat_mapStat__") + " " + USERSCRIPT_RADIUS_BLOCK_CLASS;
let statIcon = document.createElement('div');
statIcon.className = cn("community-map-stat_icon__");
let statContent = document.createElement('div');
statContent.className = cn("community-map-stat_content__");
let statValue = document.createElement('div');
statValue.className = cn("community-map-stat_value__");
let statTitle = document.createElement('div');
statTitle.className = cn("community-map-stat_title__");
statContent.appendChild(statValue);
statContent.appendChild(statTitle);
radiusBlock.appendChild(statIcon);
radiusBlock.appendChild(statContent);
statIcon.innerHTML = String.fromCodePoint(0x1F4CD); // round pushpin emoji
statTitle.innerHTML = TRANSLATIONS[getLanguage()] || TRANSLATIONS.en;
return radiusBlock;
}
const fillRadiusBlock = (radiusBlock, content, fontStyle = null) => {
let statValue = radiusBlock.querySelector("." + cn("community-map-stat_value__"));
statValue.innerHTML = content;
if (fontStyle) statValue.style.fontStyle = fontStyle;
}
var lastMapId = null;
var lastLanguage = null;
const run = async () => {
scanStyles().then(_ => {
let statsContainer = document.querySelector("." + cn("community-map-block_mapStatsContainer__"));
/* Before there is a stats container in the DOM, there is nothing to do. */
if (! statsContainer) return;
/* Multiple mutations may occur and trigger this function before we have created
the radius block, so acquire a lock and release it once we've created and filled
the block in order to avoid adding multiple. */
navigator.locks.request("radius_block", async (lock) => {
let mapId = location.pathname.split('/').pop();
let radiusBlock = document.querySelector("." + USERSCRIPT_RADIUS_BLOCK_CLASS);
// If we have a radius block, and the language setting changes, we need to recreate it.
let language = getLanguage();
if (radiusBlock && language != lastLanguage) radiusBlock.remove();
lastLanguage = language;
/* We don't want API requests on every mutation. However, React reuses document
elements, e.g. when a new map is selected from search results when a map page is
already open. So, upon mutation, check if the map ID has changed to see if new
API requests are worth it. */
if (radiusBlock && mapId == lastMapId) return;
lastMapId = mapId;
if (! radiusBlock) {
radiusBlock = createRadiusBlock();
statsContainer.appendChild(radiusBlock);
let mapInfoContainer = document.querySelector("." + cn("community-map-block_mapInfo__"));
mapInfoContainer.style.height = "18.125rem"; // current height + block height + gap = 14.625 + 3 + 0.5
}
fillRadiusBlock(radiusBlock, "\u2026"); // ellipsis
Promise.all([fetchDistanceUnit(), fetchMap(mapId)]).then(([distanceUnit, map]) => {
if (! (distanceUnit && map)) { // We probably were rate-limited.
fillRadiusBlock(radiusBlock, "\u274C", "normal"); // cross mark emoji
return;
}
/* It doesn't sound like it, but maxErrorDistance is in effect faked by maps that set the 5k
radius manually. Thus, we can always use it to determine the 5k radius. */
let radius = Math.log(5000/4999.5) * map.maxErrorDistance / 10; // in m
radius = radius < 25 ? 25 : radius;
if (distanceUnit == 'yd') {
radius = Math.round(radius / 0.0254); // in inches, rounded to inches
const yd = Math.trunc(radius / 36);
const ft = Math.trunc((radius - 36 * yd) / 12);
const in_ = radius - 36 * yd - 12 * ft;
fillRadiusBlock(radiusBlock, in_ > 0 ? `${yd} yd ${ft}′ ${in_}″` :
ft > 0 ? `${yd} yd ${ft}′` :
`${yd} yd`);
} else {
radius = Math.round(radius * 100) / 100; // in m, rounded to cm
fillRadiusBlock(radiusBlock, new Intl.NumberFormat(language).format(radius) + " m");
}
});
});
});
}
new MutationObserver((mutations) => {
if (! checkURL()) return;
run();
}).observe(document.body, { subtree: true, childList: true });