natty
/
calckey
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

✌️

This commit is contained in:
tamaina 2021-02-10 23:50:38 +09:00
parent 83ec4a33ed
commit d9b4ba3c5a
1 changed files with 16 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
src/client/sw/lang.ts
View File

@ -14,30 +14,32 @@ class SwLang {
return prelang; return prelang;
}); });
public i18n: Promise<I18n<any>> | null = null;
public setLang(newLang: string) { public setLang(newLang: string) {
this.lang = Promise.resolve(newLang); this.lang = Promise.resolve(newLang);
set('lang', newLang); set('lang', newLang);
return this.fetchLocale(); return this.fetchLocale();
} }
public async fetchLocale() { public i18n: Promise<I18n<any>> | null = null;
public fetchLocale() {
return this.i18n = this._fetch();
}
private async _fetch() {
// 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 // 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
return this.i18n = new Promise(async (res, rej) => { const localeUrl = `/assets/locales/${await this.lang}.${_VERSION_}.json`;
const localeUrl = `/assets/locales/${await this.lang}.${_VERSION_}.json`; let localeRes = await caches.match(localeUrl);
let localeRes = await caches.match(localeUrl);
if (!localeRes) { if (!localeRes) {
localeRes = await fetch(localeUrl); localeRes = await fetch(localeUrl);
const clone = localeRes?.clone(); const clone = localeRes?.clone();
if (!clone?.clone().ok) rej('locale fetching error'); if (!clone?.clone().ok) Error('locale fetching error');
caches.open(this.cacheName).then(cache => cache.put(localeUrl, clone)); caches.open(this.cacheName).then(cache => cache.put(localeUrl, clone));
} }
res(new I18n(await localeRes.json())); return new I18n(await localeRes.json());
});
} }
} }