From 511c6382db8d3bed2c7f85e9c70c457706c7c94a Mon Sep 17 00:00:00 2001
From: Sander Speetjens <sander.speetjens@gmail.com>
Date: Fri, 23 Aug 2024 14:20:35 +0200
Subject: [PATCH] websocket

add same check from broadcast
---
 tools/websocket.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/websocket.cpp b/tools/websocket.cpp
index 0db6d45..a78dbb7 100644
--- a/tools/websocket.cpp
+++ b/tools/websocket.cpp
@@ -105,6 +105,10 @@ void Websocket::process_messages()
             {
                 std::lock_guard<std::mutex> guard(m_connection_lock);
                 std::string response = m_on_message(a.msg->get_payload());
+                if (response.empty() || response == "{}")
+                {
+                    continue;
+                }
                 m_server.send(a.hdl, response, websocketpp::frame::opcode::TEXT);
             }
             break;