Rocket.Chat.ReactNative/app/i18n/index.ts

180 lines
3.8 KiB
TypeScript

import i18n from 'i18n-js';
import { I18nManager } from 'react-native';
import * as RNLocalize from 'react-native-localize';
import moment from 'moment';
import 'moment/min/locales';
import { toMomentLocale } from './moment';
import { isRTL } from './isRTL';
import englishJson from './locales/en.json';
type TTranslatedKeys = keyof typeof englishJson;
export { isRTL };
interface ILanguage {
label: string;
value: string;
file: () => any;
}
export const LANGUAGES: ILanguage[] = [
{
label: 'English',
value: 'en',
file: () => require('./locales/en.json')
},
{
label: 'العربية',
value: 'ar',
file: () => require('./locales/ar.json')
},
{
label: 'বাংলা',
value: 'bn',
file: () => require('./locales/bn-IN.json')
},
{
label: 'Deutsch',
value: 'de',
file: () => require('./locales/de.json')
},
{
label: 'Español',
value: 'es',
file: () => require('./locales/es.json')
},
{
label: 'Finnish',
value: 'fi',
file: () => require('./locales/fi.json')
},
{
label: 'Français',
value: 'fr',
file: () => require('./locales/fr.json')
},
{
label: 'हिन्दी',
value: 'hi',
file: () => require('./locales/hi-IN.json')
},
{
label: 'Italiano',
value: 'it',
file: () => require('./locales/it.json')
},
{
label: '日本語',
value: 'ja',
file: () => require('./locales/ja.json')
},
{
label: 'Nederlands',
value: 'nl',
file: () => require('./locales/nl.json')
},
{
label: 'Português (BR)',
value: 'pt-BR',
file: () => require('./locales/pt-BR.json')
},
{
label: 'Português (PT)',
value: 'pt-PT',
file: () => require('./locales/pt-PT.json')
},
{
label: 'Russian',
value: 'ru',
file: () => require('./locales/ru.json')
},
{
label: 'Slovenian (Slovenia)',
value: 'sl-SI',
file: () => require('./locales/sl-SI.json')
},
{
label: 'Swedish',
value: 'sv',
file: () => require('./locales/sv.json')
},
{
label: 'தமிழ்',
value: 'ta',
file: () => require('./locales/ta-IN.json')
},
{
label: 'తెలుగు',
value: 'te',
file: () => require('./locales/te-IN.json')
},
{
label: 'Türkçe',
value: 'tr',
file: () => require('./locales/tr.json')
},
{
label: '简体中文',
value: 'zh-CN',
file: () => require('./locales/zh-CN.json')
},
{
label: '繁體中文',
value: 'zh-TW',
file: () => require('./locales/zh-TW.json')
}
];
interface ITranslations {
[language: string]: () => typeof englishJson;
}
const translations = LANGUAGES.reduce((ret, item) => {
ret[item.value] = item.file;
return ret;
}, {} as ITranslations);
export const setLanguage = (l: string) => {
if (!l) {
return;
}
// server uses lowercase pattern (pt-br), but we're forced to use standard pattern (pt-BR)
let locale = LANGUAGES.find(ll => ll.value.toLowerCase() === l.toLowerCase())?.value;
if (!locale) {
locale = 'en';
}
// don't go forward if it's the same language and default language (en) was setup already
if (i18n.locale === locale && i18n.translations?.en) {
return;
}
i18n.locale = locale;
i18n.translations = { ...i18n.translations, [locale]: translations[locale]?.() };
I18nManager.forceRTL(isRTL(locale));
I18nManager.swapLeftAndRightInRTL(isRTL(locale));
// TODO: Review this logic
// @ts-ignore
i18n.isRTL = I18nManager.isRTL;
moment.locale(toMomentLocale(locale));
};
i18n.translations = { en: translations.en?.() };
const defaultLanguage = { languageTag: 'en', isRTL: false };
const availableLanguages = Object.keys(translations);
const { languageTag } = RNLocalize.findBestAvailableLanguage(availableLanguages) || defaultLanguage;
// @ts-ignore
i18n.isTranslated = (text?: string) => text in englishJson;
setLanguage(languageTag);
i18n.fallbacks = true;
type Ti18n = {
isRTL: boolean;
t(scope: TTranslatedKeys, options?: any): string;
isTranslated: (text?: string) => boolean;
} & typeof i18n;
export default i18n as Ti18n;