diff --git a/lib/telegram-utils.ts b/lib/telegram-utils.ts
new file mode 100644
index 0000000..72ec92a
--- /dev/null
+++ b/lib/telegram-utils.ts
@@ -0,0 +1,27 @@
+// Утилита для работы с Telegram WebApp - убирает дубликаты кода
+import type { TelegramUserData } from '@/types/telegram';
+
+export const getTelegramData = (): TelegramUserData => {
+  const telegramWebApp = (window as any).Telegram?.WebApp;
+  const user = telegramWebApp?.initDataUnsafe?.user;
+  
+  return {
+    webApp: telegramWebApp || null,
+    telegramId: user?.id || null,
+    telegramUsername: user?.username || null,
+    firstName: user?.first_name || null,
+    lastName: user?.last_name || null,
+  };
+};
+
+export const closeTelegramWebApp = (message?: string) => {
+  const { webApp } = getTelegramData();
+  
+  if (webApp) {
+    if (message) {
+      webApp.showAlert(message, () => webApp.close());
+    } else {
+      webApp.close();
+    }
+  }
+};