// ==UserScript==
// @name     Show Google Maps in EU Search Pages
// @description   Bring Maps links to Google Search result pages in the EU once again.
// @namespace    http://asleepysamurai.com
// @license      BSD Zero Clause License
// @version  1
// @grant    none
// @match   https://*.google.com/search*
// @match   https://*.google.ad/search*
// @match   https://*.google.ae/search*
// @match   https://*.google.com.af/search*
// @match   https://*.google.com.ag/search*
// @match   https://*.google.al/search*
// @match   https://*.google.am/search*
// @match   https://*.google.co.ao/search*
// @match   https://*.google.com.ar/search*
// @match   https://*.google.as/search*
// @match   https://*.google.at/search*
// @match   https://*.google.com.au/search*
// @match   https://*.google.az/search*
// @match   https://*.google.ba/search*
// @match   https://*.google.com.bd/search*
// @match   https://*.google.be/search*
// @match   https://*.google.bf/search*
// @match   https://*.google.bg/search*
// @match   https://*.google.com.bh/search*
// @match   https://*.google.bi/search*
// @match   https://*.google.bj/search*
// @match   https://*.google.com.bn/search*
// @match   https://*.google.com.bo/search*
// @match   https://*.google.com.br/search*
// @match   https://*.google.bs/search*
// @match   https://*.google.bt/search*
// @match   https://*.google.co.bw/search*
// @match   https://*.google.by/search*
// @match   https://*.google.com.bz/search*
// @match   https://*.google.ca/search*
// @match   https://*.google.cd/search*
// @match   https://*.google.cf/search*
// @match   https://*.google.cg/search*
// @match   https://*.google.ch/search*
// @match   https://*.google.ci/search*
// @match   https://*.google.co.ck/search*
// @match   https://*.google.cl/search*
// @match   https://*.google.cm/search*
// @match   https://*.google.cn/search*
// @match   https://*.google.com.co/search*
// @match   https://*.google.co.cr/search*
// @match   https://*.google.com.cu/search*
// @match   https://*.google.cv/search*
// @match   https://*.google.com.cy/search*
// @match   https://*.google.cz/search*
// @match   https://*.google.de/search*
// @match   https://*.google.dj/search*
// @match   https://*.google.dk/search*
// @match   https://*.google.dm/search*
// @match   https://*.google.com.do/search*
// @match   https://*.google.dz/search*
// @match   https://*.google.com.ec/search*
// @match   https://*.google.ee/search*
// @match   https://*.google.com.eg/search*
// @match   https://*.google.es/search*
// @match   https://*.google.com.et/search*
// @match   https://*.google.fi/search*
// @match   https://*.google.com.fj/search*
// @match   https://*.google.fm/search*
// @match   https://*.google.fr/search*
// @match   https://*.google.ga/search*
// @match   https://*.google.ge/search*
// @match   https://*.google.gg/search*
// @match   https://*.google.com.gh/search*
// @match   https://*.google.com.gi/search*
// @match   https://*.google.gl/search*
// @match   https://*.google.gm/search*
// @match   https://*.google.gr/search*
// @match   https://*.google.com.gt/search*
// @match   https://*.google.gy/search*
// @match   https://*.google.com.hk/search*
// @match   https://*.google.hn/search*
// @match   https://*.google.hr/search*
// @match   https://*.google.ht/search*
// @match   https://*.google.hu/search*
// @match   https://*.google.co.id/search*
// @match   https://*.google.ie/search*
// @match   https://*.google.co.il/search*
// @match   https://*.google.im/search*
// @match   https://*.google.co.in/search*
// @match   https://*.google.iq/search*
// @match   https://*.google.is/search*
// @match   https://*.google.it/search*
// @match   https://*.google.je/search*
// @match   https://*.google.com.jm/search*
// @match   https://*.google.jo/search*
// @match   https://*.google.co.jp/search*
// @match   https://*.google.co.ke/search*
// @match   https://*.google.com.kh/search*
// @match   https://*.google.ki/search*
// @match   https://*.google.kg/search*
// @match   https://*.google.co.kr/search*
// @match   https://*.google.com.kw/search*
// @match   https://*.google.kz/search*
// @match   https://*.google.la/search*
// @match   https://*.google.com.lb/search*
// @match   https://*.google.li/search*
// @match   https://*.google.lk/search*
// @match   https://*.google.co.ls/search*
// @match   https://*.google.lt/search*
// @match   https://*.google.lu/search*
// @match   https://*.google.lv/search*
// @match   https://*.google.com.ly/search*
// @match   https://*.google.co.ma/search*
// @match   https://*.google.md/search*
// @match   https://*.google.me/search*
// @match   https://*.google.mg/search*
// @match   https://*.google.mk/search*
// @match   https://*.google.ml/search*
// @match   https://*.google.com.mm/search*
// @match   https://*.google.mn/search*
// @match   https://*.google.com.mt/search*
// @match   https://*.google.mu/search*
// @match   https://*.google.mv/search*
// @match   https://*.google.mw/search*
// @match   https://*.google.com.mx/search*
// @match   https://*.google.com.my/search*
// @match   https://*.google.co.mz/search*
// @match   https://*.google.com.na/search*
// @match   https://*.google.com.ng/search*
// @match   https://*.google.com.ni/search*
// @match   https://*.google.ne/search*
// @match   https://*.google.nl/search*
// @match   https://*.google.no/search*
// @match   https://*.google.com.np/search*
// @match   https://*.google.nr/search*
// @match   https://*.google.nu/search*
// @match   https://*.google.co.nz/search*
// @match   https://*.google.com.om/search*
// @match   https://*.google.com.pa/search*
// @match   https://*.google.com.pe/search*
// @match   https://*.google.com.pg/search*
// @match   https://*.google.com.ph/search*
// @match   https://*.google.com.pk/search*
// @match   https://*.google.pl/search*
// @match   https://*.google.pn/search*
// @match   https://*.google.com.pr/search*
// @match   https://*.google.ps/search*
// @match   https://*.google.pt/search*
// @match   https://*.google.com.py/search*
// @match   https://*.google.com.qa/search*
// @match   https://*.google.ro/search*
// @match   https://*.google.ru/search*
// @match   https://*.google.rw/search*
// @match   https://*.google.com.sa/search*
// @match   https://*.google.com.sb/search*
// @match   https://*.google.sc/search*
// @match   https://*.google.se/search*
// @match   https://*.google.com.sg/search*
// @match   https://*.google.sh/search*
// @match   https://*.google.si/search*
// @match   https://*.google.sk/search*
// @match   https://*.google.com.sl/search*
// @match   https://*.google.sn/search*
// @match   https://*.google.so/search*
// @match   https://*.google.sm/search*
// @match   https://*.google.sr/search*
// @match   https://*.google.st/search*
// @match   https://*.google.com.sv/search*
// @match   https://*.google.td/search*
// @match   https://*.google.tg/search*
// @match   https://*.google.co.th/search*
// @match   https://*.google.com.tj/search*
// @match   https://*.google.tl/search*
// @match   https://*.google.tm/search*
// @match   https://*.google.tn/search*
// @match   https://*.google.to/search*
// @match   https://*.google.com.tr/search*
// @match   https://*.google.tt/search*
// @match   https://*.google.com.tw/search*
// @match   https://*.google.co.tz/search*
// @match   https://*.google.com.ua/search*
// @match   https://*.google.co.ug/search*
// @match   https://*.google.co.uk/search*
// @match   https://*.google.com.uy/search*
// @match   https://*.google.co.uz/search*
// @match   https://*.google.com.vc/search*
// @match   https://*.google.co.ve/search*
// @match   https://*.google.co.vi/search*
// @match   https://*.google.com.vn/search*
// @match   https://*.google.vu/search*
// @match   https://*.google.ws/search*
// @match   https://*.google.rs/search*
// @match   https://*.google.co.za/search*
// @match   https://*.google.co.zm/search*
// @match   https://*.google.co.zw/search*
// @match   https://*.google.cat/search*
// @downloadURL none
// ==/UserScript==

// credits - https://github.com/thomasync/Bring-Back-Maps

!(() => {
	let loaded = false;
	let load_timeout = 2000;

	function addHyperLinkMap(map, address) {
		if (map && address) {
			map.style.cursor = 'pointer';
			map.addEventListener('click', () => {
				window.location.href = address.href;
			});
		}
	}

	function addHyperLinkLargeMap(map, search) {
		if (map && search) {
			map.style.cursor = 'pointer';
			map.addEventListener('click', () => {
				window.location.href = formatSearchLink(search.value);
			});
		}
	}

	function addMapsToTabs(tabs, address, legacy) {
		if (!legacy) {
			const mapsTab = document.createElement('a');
			mapsTab.innerHTML = `
					<div jsname="bVqjv" class="GKS7s">
						<span class="FMKtTb UqcIvb" jsname="pIvPIe">Maps</span>
					</div>
				`;
			mapsTab.className = 'nPDzT T3FoJb';
			mapsTab.href = address;
			tabs.insertBefore(mapsTab, tabs.firstChild);
		} else {
			const mapsTab = document.createElement('div');
			mapsTab.innerHTML = `
					<a class="nPDzT T3FoJb" jsname="VIftV" role="link">
						<div jsname="bVqjv" class="YmvwI">Maps</div>
					</a>
				`;
			mapsTab.firstElementChild.href = address;
			tabs.insertBefore(mapsTab, tabs.children[1]);
		}
	}

	function formatSearchLink(search) {
		search = encodeURIComponent(search);
		return `https://www.google.com/maps/search/${search}`;
	}

	function waitLoaded() {
		if (loaded) {
			return;
		}

		if (load_timeout <= 0) {
			return;
		}

		app();

		load_timeout -= 100;
		setTimeout(waitLoaded, 100);
	}

	function app() {
		let legacy = false;
		let tabs = document.querySelector('.IUOThf');

		if (!tabs) {
			// Some of the Google domains use old UI
			tabs = document.querySelector('.crJ18e');

			if (!tabs) {
				return
			}

			legacy = true;
		}

		const search = document.querySelector('textarea.gLFyf');
		const map = document.querySelector('.Ggdpnf');
		const address = document.querySelector('.gqkR3b a');
		const largeMap = document.querySelector('.o8ebK');

		if (map && address) {
			addHyperLinkMap(map, address);
			addMapsToTabs(tabs, address.href, legacy);
			loaded = true;
		} else if (largeMap && search) {
			addHyperLinkLargeMap(largeMap, search);
			addMapsToTabs(tabs, formatSearchLink(search.value), legacy);
			loaded = true;
		}
	}

	waitLoaded();
})();