From a6f50e74268b7f62ccf6eb2e30ee86e922bf036c Mon Sep 17 00:00:00 2001
From: kotto5 <kotto555555@gmail.com>
Date: Tue, 23 Jan 2024 09:50:09 +0900
Subject: [PATCH] [backend] Fix error in ChatGateway emit

---
 backend/src/chat/chat.gateway.ts      | 4 +++-
 backend/test/chat-gateway.e2e-spec.ts | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/backend/src/chat/chat.gateway.ts b/backend/src/chat/chat.gateway.ts
index 6906bd84..a5015958 100644
--- a/backend/src/chat/chat.gateway.ts
+++ b/backend/src/chat/chat.gateway.ts
@@ -109,7 +109,9 @@ export class ChatGateway {
         this.chatService.getInvite(data.userId) !==
         this.chatService.getUserId(client)
       ) {
-        client.emit('error-pong', 'No pending invite found.');
+        this.server
+          .to(client.id)
+          .emit('error-pong', 'No pending invite found.');
         return;
       }
       const emitData = { roomId: v4() };
diff --git a/backend/test/chat-gateway.e2e-spec.ts b/backend/test/chat-gateway.e2e-spec.ts
index 238bfcea..0e71084d 100644
--- a/backend/test/chat-gateway.e2e-spec.ts
+++ b/backend/test/chat-gateway.e2e-spec.ts
@@ -1241,7 +1241,7 @@ describe('ChatGateway and ChatController (e2e)', () => {
 
           emitter.ws.on('match-pong', mockCallback1);
           errorCtx = new Promise<any>((resolve) =>
-            listener.ws.on('error-pong', (data) => resolve(data)),
+            emitter.ws.on('error-pong', (data) => resolve(data)),
           );
           listener.ws.on('match-pong', mockCallback2);