mirror of
https://github.com/arsvendg/Stirling-PDF.git
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139 lines
4.1 KiB
TypeScript
139 lines
4.1 KiB
TypeScript
import i18n from 'i18next';
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import { initReactI18next } from 'react-i18next';
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import LanguageDetector from 'i18next-browser-languagedetector';
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import TomlBackend from '@app/i18n/tomlBackend';
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// Define supported languages (based on your existing translations)
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export const supportedLanguages = {
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'en-GB': 'English',
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'ar-AR': 'العربية',
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'az-AZ': 'Azərbaycan Dili',
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'bg-BG': 'Български',
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'ca-CA': 'Català',
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'cs-CZ': 'Česky',
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'da-DK': 'Dansk',
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'de-DE': 'Deutsch',
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'el-GR': 'Ελληνικά',
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'es-ES': 'Español',
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'eu-ES': 'Euskara',
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'fa-IR': 'فارسی',
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'fr-FR': 'Français',
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'ga-IE': 'Gaeilge',
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'hi-IN': 'हिंदी',
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'hr-HR': 'Hrvatski',
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'hu-HU': 'Magyar',
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'id-ID': 'Bahasa Indonesia',
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'it-IT': 'Italiano',
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'ja-JP': '日本語',
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'ko-KR': '한국어',
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'ml-ML': 'മലയാളം',
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'nl-NL': 'Nederlands',
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'no-NB': 'Norsk',
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'pl-PL': 'Polski',
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'pt-BR': 'Português (Brasil)',
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'pt-PT': 'Português',
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'ro-RO': 'Română',
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'ru-RU': 'Русский',
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'sk-SK': 'Slovensky',
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'sl-SI': 'Slovenščina',
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'sr-LATN-RS': 'Srpski',
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'sv-SE': 'Svenska',
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'th-TH': 'ไทย',
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'tr-TR': 'Türkçe',
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'uk-UA': 'Українська',
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'vi-VN': 'Tiếng Việt',
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'zh-BO': 'བོད་ཡིག',
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'zh-CN': '简体中文',
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'zh-TW': '繁體中文',
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};
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// RTL languages (based on your existing language.direction property)
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export const rtlLanguages = ['ar-AR', 'fa-IR'];
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i18n
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.use(TomlBackend)
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.use(LanguageDetector)
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.use(initReactI18next)
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.init({
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fallbackLng: 'en-GB',
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supportedLngs: Object.keys(supportedLanguages),
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load: 'currentOnly',
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nonExplicitSupportedLngs: false,
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debug: process.env.NODE_ENV === 'development',
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// Ensure synchronous loading to prevent timing issues
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initImmediate: false,
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interpolation: {
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escapeValue: false, // React already escapes values
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},
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backend: {
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loadPath: (lngs: string[], namespaces: string[]) => {
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const lng = lngs[0];
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const basePath = import.meta.env.BASE_URL || '/';
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const cleanBasePath = basePath.endsWith('/') ? basePath.slice(0, -1) : basePath;
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return `${cleanBasePath}/locales/${lng}/${namespaces[0]}.toml`;
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},
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},
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detection: {
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order: ['localStorage', 'navigator', 'htmlTag'],
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caches: ['localStorage'],
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convertDetectedLanguage: (lng: string) => {
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// Map en and en-US to en-GB
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if (lng === 'en' || lng === 'en-US') return 'en-GB';
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return lng;
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},
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},
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react: {
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useSuspense: true, // Enable suspense to prevent premature rendering
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bindI18n: 'languageChanged loaded',
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bindI18nStore: 'added removed',
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transEmptyNodeValue: '', // Return empty string for missing keys instead of key name
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transSupportBasicHtmlNodes: true,
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transKeepBasicHtmlNodesFor: ['br', 'strong', 'i', 'p'],
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},
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});
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// Set document direction based on language
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i18n.on('languageChanged', (lng) => {
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const isRTL = rtlLanguages.includes(lng);
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document.documentElement.dir = isRTL ? 'rtl' : 'ltr';
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document.documentElement.lang = lng;
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});
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/**
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* Updates the supported languages list dynamically based on config
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* If configLanguages is null/empty, all languages remain available
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* Otherwise, only specified languages plus 'en-GB' fallback are enabled
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*/
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export function updateSupportedLanguages(configLanguages?: string[] | null) {
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if (!configLanguages || configLanguages.length === 0) {
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// No filter specified - keep all languages
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return;
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}
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// Ensure fallback language is always included
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const languagesToSupport = new Set(['en-GB', ...configLanguages]);
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// Filter to only valid language codes that exist in our translations
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const validLanguages = Array.from(languagesToSupport).filter(
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lang => lang in supportedLanguages
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);
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if (validLanguages.length > 0) {
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i18n.options.supportedLngs = validLanguages;
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// If current language is not in the new supported list, switch to fallback
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const currentLang = i18n.language;
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if (currentLang && !validLanguages.includes(currentLang)) {
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i18n.changeLanguage('en-GB');
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}
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}
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}
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export default i18n;
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