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/**
* MISSKEY BOOT LOADER
* (ENTRY POINT)
*/
/**
* ドメインに基づいて適切なスクリプトを読み込みます。
* ユーザーの言語およびモバイル端末か否かも考慮します。
* webpackは介さないためrequireやimportは使えません。
*/
'use strict';
// Get the current url information
const Url = new URL(location.href);
// Extarct the (sub) domain part of the current url
//
// e.g.
// misskey.alice => misskey
// misskey.strawberry.pasta => misskey
// dev.misskey.alice.tachibana => dev
let app = Url.host.split('.')[0];
// Detect the user language
// Note: The default language is English
let lang = navigator.language.split('-')[0];
if (!/^(en|ja)$/.test(lang)) lang = 'en';
// Detect the user agent
const ua = navigator.userAgent.toLowerCase();
const isMobile = /mobile|iphone|ipad|android/.test(ua);
// Get the <head> element
const head = document.getElementsByTagName('head')[0];
// If mobile, insert the viewport meta tag
if (isMobile) {
const meta = document.createElement('meta');
meta.setAttribute('name', 'viewport');
meta.setAttribute('content', [
['width', 'device-width'],
['initial-scale', '1'],
['minimum-scale', '1'],
['maximum-scale', '1'],
['user-scalable', 'no']
].map(x => x.join('=')).join(','));
head.appendChild(meta);
}
// Switch desktop or mobile version
if (app == 'misskey') {
app = isMobile ? 'mobile' : 'desktop';
}
// Load an app script
// Note: 'async' makes can load the script asyncly.
// 'defer' makes can run the script when the dom loaded.
const script = document.createElement('script');
script.setAttribute('src', `/assets/${app}.${VERSION}.${lang}.js`);
script.setAttribute('async', 'true');
script.setAttribute('defer', 'true');
head.appendChild(script);
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