From b9f522427f6f9c9dca75e8ed26b7d2cce6b41053 Mon Sep 17 00:00:00 2001
From: Snehil Kumar <51155558+SneakySensei@users.noreply.github.com>
Date: Sat, 7 Sep 2024 18:21:25 +0530
Subject: [PATCH] add validation for column

---
 .../backend/microservices/connect-four/connect-four.routes.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/backend/microservices/connect-four/connect-four.routes.ts b/packages/backend/microservices/connect-four/connect-four.routes.ts
index e78461d..15081a9 100644
--- a/packages/backend/microservices/connect-four/connect-four.routes.ts
+++ b/packages/backend/microservices/connect-four/connect-four.routes.ts
@@ -271,6 +271,10 @@ export const ConnectFourRoutes = async (socket: Socket, io: Namespace) => {
                     return;
                 }
 
+                // validate invalid move
+                if (move.column < -1 || move.column >= ConnectFour.columnCount)
+                    return;
+
                 if (gameState.winner_id) {
                     return;
                 }