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WORK IN PROGRESS

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This commit is contained in:
tamaina 2021-02-10 22:19:09 +09:00
parent 07584f3d6c
commit 3d59a2fbe2
7 changed files with 211 additions and 177 deletions
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25
src/client/sw/lang.ts
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@ -14,10 +14,9 @@ class SwLang {
return prelang;
});
public i18n: I18n<any> | null = null;
public i18n: Promise<I18n<any>> | null = null;
public setLang(newLang: string) {
this.i18n = null;
this.lang = Promise.resolve(newLang);
set('lang', newLang);
return this.fetchLocale();
@ -25,18 +24,20 @@ class SwLang {
public async fetchLocale() {
// 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/${await this.lang}.${_VERSION_}.json`;
let localeRes = await caches.match(localeUrl);
return this.i18n = new Promise(async (res, rej) => {
const localeUrl = `/assets/locales/${await this.lang}.${_VERSION_}.json`;
let localeRes = await caches.match(localeUrl);
if (!localeRes) {
localeRes = await fetch(localeUrl);
const clone = localeRes?.clone();
if (!clone?.clone().ok) rej('locale fetching error');
if (!localeRes) {
localeRes = await fetch(localeUrl);
const clone = localeRes?.clone();
if (!clone?.clone().ok) return;
caches.open(this.cacheName).then(cache => cache.put(localeUrl, clone));
}
caches.open(this.cacheName).then(cache => cache.put(localeUrl, clone));
}
return this.i18n = new I18n(await localeRes.json());
res(new I18n(await localeRes.json()));
});
}
}