| 1 | import i18n from "i18next"; |
| 2 | import { initReactI18next } from "react-i18next"; |
| 3 | |
| 4 | import { |
| 5 | applyDocumentLocale, |
| 6 | defaultLocale, |
| 7 | fallbackLocale, |
| 8 | LOCALE_STORAGE_KEY, |
| 9 | normalizeLocale, |
| 10 | persistLocale, |
| 11 | resolveInitialLocale, |
| 12 | type SupportedLocale, |
| 13 | } from "./config"; |
| 14 | |
| 15 | import enCommon from "./locales/en/common.json"; |
| 16 | import zhCNCommon from "./locales/zh-CN/common.json"; |
| 17 | import zhTWCommon from "./locales/zh-TW/common.json"; |
| 18 | import frCommon from "./locales/fr/common.json"; |
| 19 | import jaCommon from "./locales/ja/common.json"; |
| 20 | import koCommon from "./locales/ko/common.json"; |
| 21 | import esCommon from "./locales/es/common.json"; |
| 22 | import viCommon from "./locales/vi/common.json"; |
| 23 | import idCommon from "./locales/id/common.json"; |
| 24 | |
| 25 | export const resources = { |
| 26 | en: { common: enCommon }, |
| 27 | "zh-CN": { common: zhCNCommon }, |
| 28 | "zh-TW": { common: zhTWCommon }, |
| 29 | fr: { common: frCommon }, |
| 30 | ja: { common: jaCommon }, |
| 31 | ko: { common: koCommon }, |
| 32 | es: { common: esCommon }, |
| 33 | vi: { common: viCommon }, |
| 34 | id: { common: idCommon }, |
| 35 | } as const; |
| 36 | |
| 37 | export function currentLocale(): SupportedLocale { |
| 38 | return normalizeLocale(i18n.resolvedLanguage ?? i18n.language ?? defaultLocale); |
| 39 | } |
| 40 | |
| 41 | export async function setAppLanguage(locale: SupportedLocale): Promise<void> { |
| 42 | await i18n.changeLanguage(locale); |
| 43 | } |
| 44 | |
| 45 | if (!i18n.isInitialized) { |
| 46 | void i18n |
| 47 | .use(initReactI18next) |
| 48 | .init({ |
| 49 | resources, |
| 50 | lng: resolveInitialLocale(), |
| 51 | fallbackLng: fallbackLocale, |
| 52 | defaultNS: "common", |
| 53 | ns: ["common"], |
| 54 | interpolation: { |
| 55 | escapeValue: false, |
| 56 | }, |
| 57 | returnNull: false, |
| 58 | supportedLngs: Object.keys(resources), |
| 59 | }); |
| 60 | } |
| 61 | |
| 62 | const syncLocaleSideEffects = (language: string) => { |
| 63 | const locale = normalizeLocale(language); |
| 64 | applyDocumentLocale(locale); |
| 65 | persistLocale(locale); |
| 66 | }; |
| 67 | |
| 68 | syncLocaleSideEffects(currentLocale()); |
| 69 | i18n.on("languageChanged", syncLocaleSideEffects); |
| 70 | |
| 71 | export { LOCALE_STORAGE_KEY }; |
| 72 | export default i18n; |
| 73 |