Implementiere i18n für Frontend, Admin und Datenbank

lib/i18n.ts

@@ -0,0 +1,41 @@
+export type LocalizedString = {
+    [key: string]: string;
+};
+
+export function getLocalizedValue(
+    value: any,
+    locale: string,
+    fallback: string = ''
+): string {
+    if (!value) return fallback;
+
+    // If it's already a string, return it (backward compatibility or simple values)
+    if (typeof value === 'string') return value;
+
+    // If it's an object, try to get the requested locale
+    if (typeof value === 'object') {
+        if (value[locale]) return value[locale];
+
+        // Fallback to 'de'
+        if (value['de']) return value['de'];
+
+        // Fallback to 'en'
+        if (value['en']) return value['en'];
+
+        // Fallback to first key
+        const keys = Object.keys(value);
+        if (keys.length > 0) return value[keys[0]];
+    }
+
+    return fallback;
+}
+
+export function createLocalizedObject(
+    de: string,
+    en?: string
+): LocalizedString {
+    return {
+        de: de.trim(),
+        en: (en || de).trim()
+    };
+}