From 9524701aee12ed1c17c49bf2de3a9cb4ebfbf416 Mon Sep 17 00:00:00 2001
From: baocm <baocm>
Date: Thu, 29 Jan 2026 11:37:29 +0800
Subject: [PATCH] =?UTF-8?q?1.=20mqtt=E5=8F=91=E5=B8=83=E5=A2=9E=E5=8A=A0?=
 =?UTF-8?q?=E5=BC=82=E5=B8=B8=E5=A4=84=E7=90=86=E3=80=82?=
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---
 mqttdds/Publisher.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/mqttdds/Publisher.cxx b/mqttdds/Publisher.cxx
index 0e3b872..3102452 100644
--- a/mqttdds/Publisher.cxx
+++ b/mqttdds/Publisher.cxx
@@ -355,7 +355,12 @@ void PublisherApp::run(std::shared_ptr<mqtt::async_client> dev)
                 {
                     if (dev->is_connected())
                     {
-                        std::string payload = "{\"value\": " + std::to_string(info.Value()) + "}";
+                        float weight_value = info.Value();
+                        if (std::isinf(weight_value) || std::isnan(weight_value))
+                        {
+                            weight_value = 0.0;
+                        }
+                        std::string payload = "{\"value\": " + std::to_string(weight_value) + "}";
                         auto mqtt_msg = mqtt::make_message("pound/" + std::string(mqtt_topic_id) + "/scale/weight", payload);
                         mqtt_msg->set_qos(0);
                         mqtt_msg->set_retained(true);