Baobhan Sith
61 lines
2.7 KiB
TypeScript
61 lines
2.7 KiB
TypeScript
import i18next from 'i18next';
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import Backend from 'i18next-fs-backend';
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import path from 'path';
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import fs from 'fs'; // 导入 fs 模块
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// --- 动态确定支持的语言 ---
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const localesDir = path.join(__dirname, 'locales');
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let dynamicSupportedLngs: string[] = [];
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try {
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// 同步读取 locales 目录下的所有条目
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const entries = fs.readdirSync(localesDir, { withFileTypes: true });
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// 过滤出目录，并将目录名作为支持的语言代码
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dynamicSupportedLngs = entries
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.filter(dirent => dirent.isDirectory())
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.map(dirent => dirent.name);
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console.log('[i18next] Dynamically detected languages:', dynamicSupportedLngs);
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} catch (err) {
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console.error('[i18next] Error reading locales directory:', err);
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// 如果读取目录失败，可以回退到默认值或抛出错误
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dynamicSupportedLngs = ['en']; // 至少包含默认语言作为回退
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}
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// 确保默认语言在支持列表中，如果目录扫描失败则添加
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export const defaultLng = 'en';
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if (!dynamicSupportedLngs.includes(defaultLng)) {
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dynamicSupportedLngs.push(defaultLng);
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console.warn(`[i18next] Default language '${defaultLng}' not found in detected directories, adding it to supported list.`);
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}
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export const supportedLngs = dynamicSupportedLngs; // 导出动态获取的列表
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// --- 结束动态确定 ---
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i18next
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.use(Backend)
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.init({
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debug: process.env.NODE_ENV === 'development', // Enable debug logging in dev
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supportedLngs: supportedLngs, // 使用动态获取的列表
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fallbackLng: defaultLng,
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// lng: defaultLng, // Remove explicit lng setting here, let it be determined later or by detector
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preload: supportedLngs, // 使用动态获取的列表进行预加载
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ns: ['notifications'], // 命名空间，用于组织翻译
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defaultNS: 'notifications',
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backend: {
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// path where resources get loaded from
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loadPath: path.join(localesDir, '{{lng}}/{{ns}}.json'), // 直接使用 localesDir
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},
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interpolation: {
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escapeValue: false, // Not needed for react apps
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},
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}, (err, t) => { // Add init callback
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if (err) {
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return console.error('[i18next] Error during initialization:', err);
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}
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console.log('[i18next] Initialization complete. Loaded languages:', Object.keys(i18next.store.data));
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// console.log('[i18next] Example translation (en):', t('testNotification.subject', { lng: 'en' })); // Optional test
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// console.log('[i18next] Example translation (zh):', t('testNotification.subject', { lng: 'zh' })); // Optional test
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// console.log('[i18next] Example translation (jp):', t('testNotification.subject', { lng: 'jp' })); // Optional test for newly added lang
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});
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export default i18next;
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