From af23b07df1a5ab8a935f1c8d781a198a19dea09d Mon Sep 17 00:00:00 2001
From: Manuel Weiser <manuel.weiser@me.com>
Date: Sun, 23 Mar 2025 11:24:46 +0100
Subject: [PATCH] fix: use unique client ID for MQTT connection to avoid
 conflicts

---
 src/bambu.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/bambu.cpp b/src/bambu.cpp
index 29be378..e6d9525 100644
--- a/src/bambu.cpp
+++ b/src/bambu.cpp
@@ -553,7 +553,8 @@ void reconnect() {
         oledShowTopRow();
 
         // Attempt to connect
-        if (client.connect(bambu_serialnr, bambu_username, bambu_accesscode)) {
+        String clientId = String(bambu_serialnr) + "_" + String(random(0, 100));
+        if (client.connect(clientId.c_str(), bambu_username, bambu_accesscode)) {
             Serial.println("MQTT re/connected");
 
             client.subscribe(report_topic.c_str());
@@ -619,7 +620,8 @@ bool setupMqtt() {
 
         // Verbinden mit dem MQTT-Server
         bool connected = true;
-        if (client.connect(bambu_serialnr, bambu_username, bambu_accesscode)) 
+        String clientId = String(bambu_serialnr) + "_" + String(random(0, 100));
+        if (client.connect(clientId.c_str(), bambu_username, bambu_accesscode)) 
         {
             client.setCallback(mqtt_callback);
             client.setBufferSize(5120);