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feat(i18n): add full Traditional Chinese (zh-TW) UI support #259

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Merged
H-Chris233 merged 1 commit into from
May 5, 2026
Merged

feat(i18n): add full Traditional Chinese (zh-TW) UI support #259

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1 change: 1 addition & 0 deletions openless-all/app/src/components/SettingsModal.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -333,6 +333,7 @@ function LanguagePicker() {
>
<option value={FOLLOW_SYSTEM}>{t('settings.language.followSystem')}</option>
<option value="zh-CN">{t('settings.language.zh')}</option>
<option value="zh-TW">{t('settings.language.zhTW')}</option>
<option value="en">{t('settings.language.en')}</option>
</select>
);
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1 change: 1 addition & 0 deletions openless-all/app/src/i18n/en.ts
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Expand Up @@ -391,6 +391,7 @@ export const en: typeof zhCN = {
labelDesc: 'Choose "Follow system" to match the OS language at launch.',
followSystem: 'Follow system',
zh: '简体中文',
zhTW: '繁體中文',
en: 'English',
restartHint: 'Some native menus (system tray, etc.) may require an app restart to fully switch.',
},
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11 changes: 8 additions & 3 deletions openless-all/app/src/i18n/index.ts
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Expand Up @@ -12,8 +12,9 @@ import i18n from 'i18next';
import { initReactI18next } from 'react-i18next';
import { en } from './en';
import { zhCN } from './zh-CN';
import { zhTW } from './zh-TW';

export const SUPPORTED_LOCALES = ['zh-CN', 'en'] as const;
export const SUPPORTED_LOCALES = ['zh-CN', 'zh-TW', 'en'] as const;
export type SupportedLocale = (typeof SUPPORTED_LOCALES)[number];

export const LOCALE_STORAGE_KEY = 'ol.locale';
Expand All @@ -22,21 +23,25 @@ const FOLLOW_SYSTEM_VALUE = 'system';
function detectSystemLocale(): SupportedLocale {
if (typeof navigator === 'undefined') return 'zh-CN';
const nav = (navigator.language || '').toLowerCase();
if (nav.startsWith('zh')) return 'zh-CN';
if (nav.startsWith('zh')) {
if (nav.includes('hant') || nav.includes('tw') || nav.includes('hk') || nav.includes('mo')) return 'zh-TW';
return 'zh-CN';
}
return 'en';
}

function getStoredLocale(): SupportedLocale | null {
if (typeof window === 'undefined') return null;
const raw = window.localStorage.getItem(LOCALE_STORAGE_KEY);
return raw === 'zh-CN' || raw === 'en' ? raw : null;
return raw === 'zh-CN' || raw === 'zh-TW' || raw === 'en' ? raw : null;
}

const initialLng: SupportedLocale = getStoredLocale() ?? detectSystemLocale();

void i18n.use(initReactI18next).init({
resources: {
'zh-CN': { translation: zhCN },
'zh-TW': { translation: zhTW },
en: { translation: en },
},
lng: initialLng,
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1 change: 1 addition & 0 deletions openless-all/app/src/i18n/zh-CN.ts
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Expand Up @@ -389,6 +389,7 @@ export const zhCN = {
labelDesc: '选择「跟随系统」时按操作系统当前语言显示。',
followSystem: '跟随系统',
zh: '简体中文',
zhTW: '繁體中文',
en: 'English',
restartHint: '部分原生菜单（系统托盘等）可能需要重启 App 才会切换。',
},
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