From b60e84d29bb7f348c797fccd5fdcd4eab29dc828 Mon Sep 17 00:00:00 2001
From: Alex Gleason <alex@alexgleason.me>
Date: Fri, 25 Aug 2023 15:00:48 -0500
Subject: [PATCH] relay: only send if socket is open

---
 src/controllers/api/streaming.ts | 1 -
 src/controllers/nostr/relay.ts   | 4 +++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/controllers/api/streaming.ts b/src/controllers/api/streaming.ts
index 76a23c16..071c1fa5 100644
--- a/src/controllers/api/streaming.ts
+++ b/src/controllers/api/streaming.ts
@@ -1,5 +1,4 @@
 import { AppController } from '@/app.ts';
-import { type Event } from '@/deps.ts';
 import { type DittoFilter } from '@/filter.ts';
 import { TOKEN_REGEX } from '@/middleware/auth19.ts';
 import { streamSchema, ws } from '@/stream.ts';
diff --git a/src/controllers/nostr/relay.ts b/src/controllers/nostr/relay.ts
index 3e03f490..ca659cf9 100644
--- a/src/controllers/nostr/relay.ts
+++ b/src/controllers/nostr/relay.ts
@@ -90,7 +90,9 @@ function connectStream(socket: WebSocket) {
 
   /** Send a message back to the client. */
   function send(msg: RelayMsg): void {
-    return socket.send(JSON.stringify(msg));
+    if (socket.readyState === WebSocket.OPEN) {
+      socket.send(JSON.stringify(msg));
+    }
   }
 }