Geoguessr Dual Compass

Enable both compasses in Geoguessr games.

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Geoguessr Dual Compass
// @description  Enable both compasses in Geoguessr games.
// @version      0.1.1
// @author       macca#8949
// @license      MIT
// @match        https://www.geoguessr.com/*
// @run-at       document-start
// @grant        none
// @icon         https://www.svgrepo.com/show/60835/compass.svg
// @namespace https://greasyfork.org/users/865125
// ==/UserScript==


// --------- DON'T MODIFY ANYTHING BELOW THIS LINE -------- //

// --------- Credits to miraclewhips and extennsr for this script injection code https://gitlab.com/nonreviad/extenssr/-/blob/main/src/injected_scripts/maps_api_injecter.ts --------- //

let MWStreetViewInstance;

function overrideOnLoad(googleScript, observer, overrider) {
	const oldOnload = googleScript.onload
	googleScript.onload = (event) => {
			const google = window.google
			if (google) {
					observer.disconnect()
					overrider(google)
			}
			if (oldOnload) {
					oldOnload.call(googleScript, event)
			}
	}
}

function grabGoogleScript(mutations) {
	for (const mutation of mutations) {
			for (const newNode of mutation.addedNodes) {
					const asScript = newNode
					if (asScript && asScript.src && asScript.src.startsWith('https://maps.googleapis.com/')) {
							return asScript
					}
			}
	}
	return null
}

function injecter(overrider) {
	if (document.documentElement)
	{
			injecterCallback(overrider);
	}
}

function injecterCallback(overrider)
{
	new MutationObserver((mutations, observer) => {
			const googleScript = grabGoogleScript(mutations)
			if (googleScript) {
					overrideOnLoad(googleScript, observer, overrider)
			}
	}).observe(document.documentElement, { childList: true, subtree: true })
}

document.addEventListener('DOMContentLoaded', (event) => {
	injecter(() => {
		google.maps.StreetViewPanorama = class extends google.maps.StreetViewPanorama {
			constructor(...args) {
					super(...args);
					MWStreetViewInstance = this;
			}
		}
	});
});

// --------- //



localStorage.setItem('__GEOGUESSR_CLASSIC_COMPASS__', false);

let observingCompass = false;

const addCompassToPage = () => {
    if (!document.querySelector('.compass') && document.querySelector('.styles_columnOne__rw8hK')) {
        document.querySelector('.styles_columnOne__rw8hK').insertAdjacentHTML('afterbegin', `<div class="styles_control__zEkd0"><button class="compass" title="Compass" data-qa="compass"><div class="compass__circle"></div><img data-qa="compass" class="compass__indicator" src="/_next/static/images/compass-4be6c2fc7875215e0ece8a0f358585aa.svg" alt="Compass" draggable="false"></button></div>`);
    }
}

let compassObserver = new MutationObserver((mutations) => {
    if (MWStreetViewInstance) {
        // Add compass to page if not already there
        addCompassToPage();

        // Update direction
        let compass = document.querySelector('.compass__indicator');
        if (compass) {
            compass.style.transform = `rotate(-${MWStreetViewInstance.getPov().heading}deg)`;
        }
    }
});

const triggerCompassObserve = () => {
    compassObserver.observe(document.querySelector('.panorama-compass_latitude___jexD'), { attributes : true, attributeFilter : ['style'] });
    observingCompass = true;

    // Add compass to page
    addCompassToPage();
}

let observer = new MutationObserver((mutations) => {
    if (document.querySelector('.styles_columnOne__rw8hK')) {
        if (!observingCompass) {
            triggerCompassObserve();
        }

        // Disable menu option
        let menuItems = document.querySelectorAll('.game-options_option__eCz9o');
        if (menuItems[1] && menuItems[1].children[1].innerText == 'CLASSIC COMPASS OFF') {
            menuItems[1].children[1].innerText = 'DUAL COMPASS ENABLED';
            menuItems[1].children[2].remove();
            menuItems[1].insertAdjacentHTML('beforeend', '<small>Disable the script to modify this option</small>');
        }
    } else {
        observingCompass = false;
    }
});

observer.observe(document.body, {
  characterDataOldValue: true,
  subtree: true,
  childList: true,
  characterData: true
});