Erweiterungen

src/main/frontend/utils/language-cookie.ts

@@ -0,0 +1,56 @@
+/**
+ * Cookie names for language preference
+ */
+const LANGUAGE_COOKIE_NAME = 'votianlt.language';
+const COOKIE_MAX_AGE_DAYS = 365; // Cookie gültig für 1 Jahr
+
+/**
+ * Sets the language cookie with the selected language code
+ * @param languageCode - The language code (e.g., 'de', 'en', 'fr', 'es')
+ */
+export function setLanguageCookie(languageCode: string): void {
+    const maxAge = COOKIE_MAX_AGE_DAYS * 24 * 60 * 60; // Convert days to seconds
+    document.cookie = `${LANGUAGE_COOKIE_NAME}=${languageCode};path=/;max-age=${maxAge};SameSite=Lax`;
+}
+
+/**
+ * Gets the language code from the cookie
+ * @returns The language code or null if not found
+ */
+export function getLanguageCookie(): string | null {
+    const cookies = document.cookie.split(';');
+    for (const cookie of cookies) {
+        const [name, value] = cookie.trim().split('=');
+        if (name === LANGUAGE_COOKIE_NAME) {
+            return decodeURIComponent(value);
+        }
+    }
+    return null;
+}
+
+/**
+ * Clears the language cookie
+ */
+export function clearLanguageCookie(): void {
+    document.cookie = `${LANGUAGE_COOKIE_NAME}=;path=/;max-age=0;SameSite=Lax`;
+}
+
+/**
+ * Maps Language enum values to locale strings
+ */
+export const languageToLocale: Record<string, string> = {
+    'DE': 'de',
+    'EN': 'en',
+    'FR': 'fr',
+    'ES': 'es'
+};
+
+/**
+ * Maps locale strings to Language enum values
+ */
+export const localeToLanguage: Record<string, string> = {
+    'de': 'DE',
+    'en': 'EN',
+    'fr': 'FR',
+    'es': 'ES'
+};