fix: use unique client ID for MQTT connection to avoid conflicts

html/upgrade.html

@@ -129,6 +129,7 @@
                             if (data.status === 'success' || lastReceivedProgress >= 98) {
                                 clearTimeout(wsReconnectTimer);
                                 setTimeout(() => {
+                                    window.location.reload(true);
                                     window.location.href = '/';
                                 }, 30000);
                             }
@@ -164,6 +165,7 @@
                     status.className = 'status success';
                     status.style.display = 'block';
                     setTimeout(() => {
+                        window.location.reload(true);
                         window.location.href = '/';
                     }, 30000);
                 }

src/bambu.cpp

@@ -553,13 +553,16 @@ 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());
                 bambu_connected = true;
                 oledShowTopRow();
-        } else {
+            }
+            else
+            {
                 Serial.print("failed, rc=");
                 Serial.print(client.state());
                 Serial.println(" try again in 5 seconds");
@@ -568,9 +571,10 @@ void reconnect() {
 
                 yield();
                 vTaskDelay(5000 / portTICK_PERIOD_MS);
-            if (retries > 5) {
+                if (retries > 5)
+                {
                     Serial.println("Disable Bambu MQTT Task after 5 retries");
-                //vTaskSuspend(BambuMqttTask);
+                    // vTaskSuspend(BambuMqttTask);
                     vTaskDelete(BambuMqttTask);
                     break;
                 }
@@ -619,12 +623,13 @@ 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);
                 client.subscribe(report_topic.c_str());
-            //client.subscribe(request_topic.c_str());
+                // client.subscribe(request_topic.c_str());
                 Serial.println("MQTT-Client initialisiert");
 
                 oledShowMessage("Bambu Connected");
@@ -649,7 +654,8 @@ bool setupMqtt() {
                 oledShowTopRow();
             }
 
-        if (!connected) return false;
+            if (!connected)
+                return false;
         }
     else 
     {

src/main.cpp

@@ -98,6 +98,10 @@ void loop() {
 
   // Wenn Bambu auto set Spool aktiv
   if (autoSendToBambu && autoSetToBambuSpoolId > 0) {
+    if (!bambu_connected)
+    {
+      bambu_restart();
+    }
     if (intervalElapsed(currentMillis, lastAutoSetBambuAmsTime, autoSetBambuAmsInterval)) 
     {
       if (hasReadRfidTag == 0)

src/website.cpp

@@ -286,6 +286,16 @@ void setupWebserver(AsyncWebServer &server) {
         }
 
         String url = request->getParam("url")->value();
+        if (url.indexOf("http://") == -1 && url.indexOf("https://") == -1)
+        {
+            url = "http://" + url;
+        }
+        // Remove trailing slash if exists
+        if (url.length() > 0 && url.charAt(url.length() - 1) == '/')
+        {
+            url = url.substring(0, url.length() - 1);
+        }
+
         bool octoEnabled = (request->getParam("octoEnabled")->value() == "true") ? true : false;
         String octoUrl = request->getParam("octoUrl")->value();
         String octoToken = (request->getParam("octoToken")->value() != "") ? request->getParam("octoToken")->value() : "";
@@ -300,7 +310,7 @@ void setupWebserver(AsyncWebServer &server) {
         request->send(200, "application/json", jsonResponse);
     });
 
-    // Route für das Überprüfen der Spoolman-Instanz
+    // Route für das Überprüfen der Bambu-Instanz
     server.on("/api/bambu", HTTP_GET, [](AsyncWebServerRequest *request){
         if (!request->hasParam("bambu_ip") || !request->hasParam("bambu_serialnr") || !request->hasParam("bambu_accesscode")) {
             request->send(400, "application/json", "{\"success\": false, \"error\": \"Missing parameter\"}");