From 1b3bede899a2a89ff2b3d36624da65ce6d400e7f Mon Sep 17 00:00:00 2001
From: randbytes <kickbpro@gmail.com>
Date: Fri, 5 Jul 2024 12:42:45 +0500
Subject: [PATCH] fix: hash verification

---
 src/telegram-login.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/telegram-login.ts b/src/telegram-login.ts
index e2f277e..83a5ea4 100644
--- a/src/telegram-login.ts
+++ b/src/telegram-login.ts
@@ -7,6 +7,7 @@ function verifyTelegramPayload(payload: TelegramLoginPayload, secret: Buffer)  {
   const check = crypto.createHmac('sha256', secret).update(
     Object
     .keys(payload)
+    .filter(key => payload[key])
     .map((key: keyof TelegramLoginPayload) => `${key}=${payload[key]}`)
     .sort()
     .join('\n')