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tamaina 2021-02-09 20:09:45 +09:00
parent 3ce28b706a
commit 04279442a7
1 changed files with 34 additions and 49 deletions
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83
src/client/sw/sw.ts
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@ -12,30 +12,45 @@ const version = _VERSION_;
const cacheName = `mk-cache-${version}`;
const apiUrl = `${location.origin}/api/`;
let lang: string;
let lang: Promise<string> = get('lang').then(async prelang => {
if (!prelang) return 'en-US';
return prelang;
});
let i18n: I18n<any>;
let pushesPool: any[] = [];
//#endregion
//#region Startup
get('lang').then(async prelang => {
if (!prelang) return;
lang = prelang;
return fetchLocale();
});
//#region Function: (Re)Load i18n instance
async function fetchLocale() {
//#region localeファイルの読み込み
// Service Workerは何度も起動しそのたびにlocaleを読み込むので、CacheStorageを使う
const localeUrl = `/assets/locales/${await lang}.${version}.json`;
let localeRes = await caches.match(localeUrl);
if (!localeRes) {
localeRes = await fetch(localeUrl);
const clone = localeRes?.clone();
if (!clone?.clone().ok) return;
caches.open(cacheName).then(cache => cache.put(localeUrl, clone));
}
i18n = new I18n(await localeRes.json());
//#endregion
//#region i18nをきちんと読み込んだ後にやりたい処理
for (const data of pushesPool) {
const n = await composeNotification(data, i18n);
if (n) self.registration.showNotification(...n);
}
pushesPool = [];
//#endregion
}
//#endregion
//#region Lifecycle: Install
self.addEventListener('install', ev => {
ev.waitUntil(
caches.open(cacheName)
.then(cache => {
return cache.addAll([
`/?v=${version}`
]);
})
.then(() => self.skipWaiting())
);
// Nothing to do
});
//#endregion
@ -61,9 +76,7 @@ self.addEventListener('fetch', ev => {
.then(response => {
return response || fetch(ev.request);
})
.catch(() => {
return caches.match(`/?v=${version}`);
})
.catch(() => new Response('SW cathces error while fetching. You may not be connected to the Internet, or the server may be down.', { status: 200, statusText: 'OK SW' }))
);
});
//#endregion
@ -152,39 +165,11 @@ self.addEventListener('message', ev => {
if (otype === 'object') {
if (ev.data.msg === 'initialize') {
lang = ev.data.lang;
set('lang', lang);
lang = Promise.resolve(ev.data.lang);
set('lang', ev.data.lang);
fetchLocale();
}
}
}
});
//#endregion
//#region Function: (Re)Load i18n instance
async function fetchLocale() {
//#region localeファイルの読み込み
// Service Workerは何度も起動しそのたびにlocaleを読み込むので、CacheStorageを使う
const localeUrl = `/assets/locales/${lang}.${version}.json`;
let localeRes = await caches.match(localeUrl);
if (!localeRes) {
localeRes = await fetch(localeUrl);
const clone = localeRes?.clone();
if (!clone?.clone().ok) return;
caches.open(cacheName).then(cache => cache.put(localeUrl, clone));
}
i18n = new I18n(await localeRes.json());
//#endregion
//#region i18nをきちんと読み込んだ後にやりたい処理
for (const data of pushesPool) {
const n = await composeNotification(data, i18n);
if (n) self.registration.showNotification(...n);
}
pushesPool = [];
//#endregion
}
//#endregion