105 lines
2.6 KiB
JavaScript
105 lines
2.6 KiB
JavaScript
// @flow
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declare var APP: Object;
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import COUNTRIES_RESOURCES from 'i18n-iso-countries/langs/en.json';
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import i18next from 'i18next';
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import I18nextXHRBackend from 'i18next-xhr-backend';
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import LANGUAGES_RESOURCES from '../../../../lang/languages.json';
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import MAIN_RESOURCES from '../../../../lang/main.json';
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import { I18NEXT_INITIALIZED, LANGUAGE_CHANGED } from './actionTypes';
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import languageDetector from './languageDetector';
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/**
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* The available/supported languages.
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*
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* @public
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* @type {Array<string>}
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*/
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export const LANGUAGES: Array<string> = Object.keys(LANGUAGES_RESOURCES);
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/**
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* The default language.
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*
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* English is the default language.
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*
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* @public
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* @type {string} The default language.
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*/
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export const DEFAULT_LANGUAGE = 'en';
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/**
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* The options to initialize i18next with.
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*
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* @type {Object}
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*/
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const options = {
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backend: {
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loadPath: 'lang/{{ns}}-{{lng}}.json'
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},
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defaultNS: 'main',
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fallbackLng: DEFAULT_LANGUAGE,
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interpolation: {
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escapeValue: false // not needed for react as it escapes by default
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},
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load: 'languageOnly',
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ns: [ 'main', 'languages', 'countries' ],
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react: {
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// re-render when a new resource bundle is added
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bindI18nStore: 'added',
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useSuspense: false
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},
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returnEmptyString: false,
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returnNull: false,
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// XXX i18next modifies the array lngWhitelist so make sure to clone
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// LANGUAGES.
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whitelist: LANGUAGES.slice()
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};
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i18next
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.use(navigator.product === 'ReactNative' ? {} : I18nextXHRBackend)
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.use(languageDetector)
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.init(options);
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// Add default language which is preloaded from the source code.
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i18next.addResourceBundle(
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DEFAULT_LANGUAGE,
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'countries',
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COUNTRIES_RESOURCES,
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/* deep */ true,
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/* overwrite */ true);
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i18next.addResourceBundle(
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DEFAULT_LANGUAGE,
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'languages',
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LANGUAGES_RESOURCES,
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/* deep */ true,
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/* overwrite */ true);
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i18next.addResourceBundle(
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DEFAULT_LANGUAGE,
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'main',
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MAIN_RESOURCES,
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/* deep */ true,
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/* overwrite */ true);
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// Add builtin languages.
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// XXX: Note we are using require here, because we want the side-effects of the
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// import, but imports can only be placed at the top, and it would be too early,
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// since i18next is not yet initialized at that point.
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require('./BuiltinLanguages');
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// Label change through dynamic branding is available only for web
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if (typeof APP !== 'undefined') {
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i18next.on('initialized', () => {
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APP.store.dispatch({ type: I18NEXT_INITIALIZED });
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});
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i18next.on('languageChanged', () => {
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APP.store.dispatch({ type: LANGUAGE_CHANGED });
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});
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}
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export default i18next;
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