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fix: improve i18n robustness (null guards, race condition, error resilience)

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Ulas
2026-03-31 21:43:55 +02:00
parent 3bec77db3b
commit 9bf8f2abbb
1 changed files with 19 additions and 8 deletions
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public/i18n.js
+19 -8
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@@ -38,7 +38,12 @@ export async function initI18n() {
currentLocale = resolveLocale(); currentLocale = resolveLocale();
fallbackTranslations = await loadLocale(DEFAULT_LOCALE); fallbackTranslations = await loadLocale(DEFAULT_LOCALE);
if (currentLocale !== DEFAULT_LOCALE) { if (currentLocale !== DEFAULT_LOCALE) {
translations = await loadLocale(currentLocale); try {
translations = await loadLocale(currentLocale);
} catch {
translations = fallbackTranslations;
currentLocale = DEFAULT_LOCALE;
}
} else { } else {
translations = fallbackTranslations; translations = fallbackTranslations;
} }
@@ -50,11 +55,11 @@ export async function setLocale(locale) {
if (!SUPPORTED_LOCALES.includes(locale)) return; if (!SUPPORTED_LOCALES.includes(locale)) return;
localStorage.setItem(STORAGE_KEY, locale); localStorage.setItem(STORAGE_KEY, locale);
currentLocale = locale; currentLocale = locale;
if (locale === DEFAULT_LOCALE) { const loaded = locale === DEFAULT_LOCALE
translations = fallbackTranslations; ? fallbackTranslations
} else { : await loadLocale(locale);
translations = await loadLocale(locale); if (currentLocale !== locale) return;
} translations = loaded;
document.documentElement.lang = locale; document.documentElement.lang = locale;
window.dispatchEvent(new CustomEvent('locale-changed', { detail: { locale } })); window.dispatchEvent(new CustomEvent('locale-changed', { detail: { locale } }));
} }
@@ -80,18 +85,24 @@ export function getSupportedLocales() {
/** Datum locale-aware formatieren */ /** Datum locale-aware formatieren */
export function formatDate(date) { export function formatDate(date) {
if (date == null) return '';
const d = date instanceof Date ? date : new Date(date);
if (isNaN(d.getTime())) return '';
return new Intl.DateTimeFormat(currentLocale, { return new Intl.DateTimeFormat(currentLocale, {
day: '2-digit', day: '2-digit',
month: '2-digit', month: '2-digit',
year: 'numeric', year: 'numeric',
}).format(date instanceof Date ? date : new Date(date)); }).format(d);
} }
/** Uhrzeit locale-aware formatieren */ /** Uhrzeit locale-aware formatieren */
export function formatTime(date) { export function formatTime(date) {
if (date == null) return '';
const d = date instanceof Date ? date : new Date(date);
if (isNaN(d.getTime())) return '';
return new Intl.DateTimeFormat(currentLocale, { return new Intl.DateTimeFormat(currentLocale, {
hour: '2-digit', hour: '2-digit',
minute: '2-digit', minute: '2-digit',
hour12: false, hour12: false,
}).format(date instanceof Date ? date : new Date(date)); }).format(d);
} }