forked from open-webui/open-webui
66 lines
1.7 KiB
TypeScript
66 lines
1.7 KiB
TypeScript
import i18next from 'i18next';
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import resourcesToBackend from 'i18next-resources-to-backend';
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import LanguageDetector from 'i18next-browser-languagedetector';
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import type { i18n as i18nType } from 'i18next';
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import { writable } from 'svelte/store';
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const createI18nStore = (i18n: i18n) => {
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const i18nWritable = writable(i18n);
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i18n.on('initialized', () => {
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i18nWritable.set(i18n);
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});
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i18n.on('loaded', () => {
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i18nWritable.set(i18n);
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});
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i18n.on('added', () => i18nWritable.set(i18n));
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i18n.on('languageChanged', () => {
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i18nWritable.set(i18n);
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});
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return i18nWritable;
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};
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const createIsLoadingStore = (i18n: i18n) => {
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const isLoading = writable(false);
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// if loaded resources are empty || {}, set loading to true
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i18n.on('loaded', (resources) => {
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// console.log('loaded:', resources);
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Object.keys(resources).length !== 0 && isLoading.set(false);
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});
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// if resources failed loading, set loading to true
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i18n.on('failedLoading', () => {
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isLoading.set(true);
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});
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return isLoading;
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};
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i18next
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.use(
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resourcesToBackend((language, namespace) => import(`./locales/${language}/${namespace}.json`))
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)
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.use(LanguageDetector)
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.init({
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debug: true,
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detection: {
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order: ['querystring', 'localStorage', 'navigator'],
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caches: ['localStorage'],
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lookupQuerystring: 'lang',
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lookupLocalStorage: 'locale'
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},
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fallbackLng: {
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default: ['en-US']
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},
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ns: 'translation',
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interpolation: {
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escapeValue: false // not needed for svelte as it escapes by default
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}
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});
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export const languages = (await import(`./locales/languages.json`)).default;
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const i18n = createI18nStore(i18next);
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const isLoadingStore = createIsLoadingStore(i18next);
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export default i18n;
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export const isLoading = isLoadingStore;
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