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Fix TypeError: this.store is undefined in i18next changeLanguage #138

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Merged
enko merged 1 commit into from
Mar 17, 2026
Merged

Fix TypeError: this.store is undefined in i18next changeLanguage #138

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4 changes: 2 additions & 2 deletions apps/frontend/src/lib/i18n/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -16,8 +16,8 @@ export const languageNames: Record<SupportedLanguage, string> = {
/**
* Initialize i18next with the given language or auto-detect
*/
export function initI18n(initialLanguage?: SupportedLanguage) {
i18next.use(LanguageDetector).init({
export async function initI18n(initialLanguage?: SupportedLanguage) {
await i18next.use(LanguageDetector).init({
resources: {
en: { translation: en },
de: { translation: de },
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2 changes: 1 addition & 1 deletion apps/frontend/src/lib/stores/locale.ts
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Expand Up @@ -32,7 +32,7 @@ function createLocaleStore() {
*/
initialize: async (userLanguage?: SupportedLanguage) => {
// Initialize i18next with user's preference or auto-detect
initI18n(userLanguage);
await initI18n(userLanguage);
const detectedLang = getCurrentLanguage();

// Update document lang attribute
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4 changes: 2 additions & 2 deletions apps/frontend/src/routes/+layout.svelte
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Expand Up @@ -19,7 +19,7 @@ import {
userPreferences,
} from '$lib/stores/auth';
import { circles } from '$lib/stores/circles';
import { locale } from '$lib/stores/locale';
import { isLocaleInitialized, locale } from '$lib/stores/locale';

interface Props {
children: Snippet;
Expand Down Expand Up @@ -52,7 +52,7 @@ $effect(() => {
// Sync language when user preferences change (e.g., after login)
$effect(() => {
const prefs = $userPreferences;
if (prefs?.language && prefs.language !== locale.getLanguage()) {
if ($isLocaleInitialized && prefs?.language && prefs.language !== locale.getLanguage()) {
locale.setLanguage(prefs.language as SupportedLanguage);
}
});
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