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// From ./ga.js

function appendScript(id) {

const script = document.createElement('script');

script.async = true;

script.src = 'https://www.googletagmanager.com/gtag/js?id=' + id;

document.body.appendChild(script);

}

const window = /** @type {any} */ (globalThis);

// global site tag instance initialized

function initGlobalSiteTag(id) {

appendScript(id);

window.dataLayer = window.dataLayer || [];

window.gtag =

window.gtag ||

function () {

window.dataLayer.push(arguments);

};

window.gtag('js', new Date());

window.gtag('config', id);

}

// add additional products to your tag

// https://developers.google.com/tag-platform/gtagjs/install

function initAdditionalTag(id) {

window.gtag('config', id);

}

function init(ids) {

if (Array.isArray(ids)) {

// set the first id to be a global site tag

initGlobalSiteTag(ids[0]);

// the rest ids

ids.forEach((id, index) => {

if (index > 0) {

initAdditionalTag(id);

}

});

} else {

initGlobalSiteTag(ids);

}

function collect() {

if (!window.gtag) {

init(window.$docsify.gtag);

}

// usage: https://developers.google.com/analytics/devguides/collection/gtagjs/pages

window.gtag('event', 'page_view', {

page_title: document.title,

page_location: location.href,

page_path: location.pathname,

});

}

const install = function (hook) {

if (!window.$docsify.gtag) {

// eslint-disable-next-line no-console

console.error('[Docsify] gtag is required.');

return;

}

hook.beforeEach(collect);

};

window.$docsify = window.$docsify || {};

window.$docsify.plugins = [install, ...(window.$docsify.plugins || [])];

export {};