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Toggle the result language for Google searches
// ==UserScript==
// @name Google Search Result Toggle Chinese/English
// @namespace http://tampermonkey.net/
// @version 1.6
// @description Toggle the result language for Google searches
// @author tgxhx
// @match https://www.google.com/search*
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
//return;
const settingsBtn = document.querySelector('#hdtb-tls');
const settingsBtnParent = settingsBtn.parentElement;
const a = document.createElement('a');
const query = new URLSearchParams(decodeURIComponent(location.search));
const isChinese = (query.get('hl') || '').toLowerCase() === 'zh-cn';
if (isChinese) {
query.delete('hl');
query.delete('lr');
query.delete('tbs');
a.textContent = 'English';
} else {
query.set('hl', 'zh-cn');
query.set('lr', 'lang_zh-CN|lang_zh-TW');
query.set('tbs', 'lr:lang_1zh-CN|lang_1zh-TW');
a.textContent = 'Chinese';
}
const href = `${location.origin}${location.pathname}?${query.toString()}`;
a.setAttribute('href', href);
a.classList.add('t2vtad');
a.style.cssText = 'color: #5f6368; margin-right: 0; border-rad none; border-top-right-radius: 0; border-bottom-right-radius: 0;';
settingsBtn.cssText = 'border-top-left-radius: 0; border-bottom-left-radius: 0;';
settingsBtnParent.insertBefore(a, settingsBtn);
})();