58 lines
3.6 KiB
JavaScript
58 lines
3.6 KiB
JavaScript
/* Translation lookup and locale-aware formatting. Copy lives in /locales/*.json. */
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(() => {
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const dictionaries = window.LifeOSLocales || {};
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const supported = ['en', 'zh-CN', 'zh-HK', 'zh-MO', 'zh-TW', 'ar', 'fr', 'ru', 'es', 'ja'];
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const names = { en: 'English', 'zh-CN': '简体中文', 'zh-HK': '繁體中文（香港）', 'zh-MO': '繁體中文（澳門）', 'zh-TW': '繁體中文（臺灣）', ar: 'العربية', fr: 'Français', ru: 'Русский', es: 'Español', ja: '日本語' };
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const PREFERENCE_KEY = 'lifeos_language_preference_v1';
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const normalize = value => {
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const code = String(value || '').replace(/_/g, '-').toLowerCase();
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if (code === 'zh' || code.startsWith('zh-hans') || code.startsWith('zh-cn') || code.startsWith('zh-sg')) return 'zh-CN';
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if (code.startsWith('zh-hk') || code.startsWith('zh-hant-hk')) return 'zh-HK';
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if (code.startsWith('zh-mo') || code.startsWith('zh-hant-mo')) return 'zh-MO';
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if (code.startsWith('zh-tw') || code.startsWith('zh-hant')) return 'zh-TW';
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return supported.find(item => item === code || code.startsWith(item + '-')) || null;
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};
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const validPreference = value => value === 'auto' || Boolean(normalize(value));
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const lookup = (object, path) => path.split('.').reduce((value, part) => value?.[part], object);
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const detectBrowserLanguage = () => {
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const preferences = navigator.languages?.length ? navigator.languages : [navigator.language || navigator.userLanguage || 'en'];
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return preferences.map(normalize).find(Boolean) || 'en';
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};
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const readPreference = () => {
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try {
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const saved = localStorage.getItem(PREFERENCE_KEY);
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if (validPreference(saved)) return saved === 'auto' ? 'auto' : normalize(saved);
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let oldSettings = {};
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try { oldSettings = JSON.parse(localStorage.getItem('lifeos_settings') || '{}'); } catch {}
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const legacyMode = oldSettings.languageMode ?? (['en', 'zh'].includes(oldSettings.language) ? 'manual' : 'auto');
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const migrated = legacyMode === 'manual' && normalize(oldSettings.language) ? normalize(oldSettings.language) : 'auto';
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localStorage.setItem(PREFERENCE_KEY, migrated);
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return migrated;
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} catch { return 'auto'; }
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};
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let preference = readPreference();
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const language = () => preference === 'auto' ? detectBrowserLanguage() : preference;
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function t(key, values = {}) {
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const template = lookup(dictionaries[language()], key) ?? lookup(dictionaries.en, key) ?? key;
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return String(template).replace(/\{(\w+)\}/g, (_, name) => values[name] ?? `{${name}}`);
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}
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const locale = () => language() === 'en' ? 'en-US' : language();
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function date(value, options) {
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const parsed = value instanceof Date ? value : new Date(typeof value === 'string' && /^\d{4}-\d{2}-\d{2}$/.test(value) ? `${value}T12:00:00` : value);
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return new Intl.DateTimeFormat(locale(), options).format(parsed);
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}
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const number = (value, options) => new Intl.NumberFormat(locale(), options).format(value);
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function setLanguage(value) {
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if (!validPreference(value)) return;
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preference = value === 'auto' ? 'auto' : normalize(value);
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try { localStorage.setItem(PREFERENCE_KEY, preference); } catch {}
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window.renderIcons?.();
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window.renderAll?.();
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window.applyLanguage?.();
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window.toast?.(preference === 'auto' ? t('feedback.followingBrowser', { name: names[language()] }) : t('feedback.languageSelected', { name: names[language()] }));
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}
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window.lang = language;
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window.setLanguage = setLanguage;
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window.LifeI18n = { t, date, number, locale, language, preference: () => preference, browserLanguage: detectBrowserLanguage, names, supported, dictionaries: { ...dictionaries, zh: dictionaries['zh-CN'] } };
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})();
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