diff --git a/app/Services/UserService.php b/app/Services/UserService.php
index 8f586a12..3459d284 100644
--- a/app/Services/UserService.php
+++ b/app/Services/UserService.php
@@ -76,7 +76,7 @@ class UserService
         return true;
     }
 
-    public function trafficFetch(int $u, int $d, int $userId)
+    public function trafficFetch(int $u, int $d, int $userId):bool
     {
         $user = User::find($userId);
         if (!$user) {
@@ -90,4 +90,30 @@ class UserService
         }
         return true;
     }
+
+    public function setTelegramId(int $userId, int $telegramId):bool
+    {
+        $user = User::find($userId);
+        if (!$user) {
+            return false;
+        }
+        $user->telegram_id = $telegramId;
+        if (!$user->save()) {
+            return false;
+        }
+        return true;
+    }
+
+    public function delTelegramId(int $userId):bool
+    {
+        $user = User::find($userId);
+        if (!$user) {
+            return false;
+        }
+        $user->telegram_id = NULL;
+        if (!$user->save()) {
+            return false;
+        }
+        return true;
+    }
 }
diff --git a/library/Telegram.php b/library/Telegram.php
deleted file mode 100644
index fdbf9cc3..00000000
--- a/library/Telegram.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-namespace Library;
-
-use \Curl\Curl;
-
-class Telegram {
-    protected $api;
-
-    public function __construct()
-    {
-        $this->api = 'https://api.telegram.org/bot' . config('v2board.telegram_bot_token') . '/';
-    }
-
-    public function sendMessage(int $chatId, string $text, string $parseMode = '')
-    {
-        $this->request('sendMessage', [
-            'chat_id' => $chatId,
-            'text' => $text,
-            'parse_mode' => $parseMode
-        ]);
-    }
-
-    public function getMe()
-    {
-        dd($this->request('getMe'));
-    }
-
-    private function request(string $method, array $params)
-    {
-        $curl = new Curl();
-        $curl->get($this->api . $method, http_build_query($params));
-        $curl->close();
-        return $curl->response;
-    }
-}