init create-fias

src/shared/lib/getLocaleCS.ts

@@ -0,0 +1,13 @@
+import { LanguageRoutes } from '../config/i18n/types';
+
+const getLocaleCS = (): LanguageRoutes | undefined => {
+  if (typeof window !== 'undefined' && typeof document !== 'undefined') {
+    const match = document.cookie
+      .split('; ')
+      .find((row) => row.startsWith('NEXT_LOCALE='));
+    return match?.split('=')[1] as LanguageRoutes;
+  }
+  return undefined;
+};
+
+export default getLocaleCS;