From 036fa045f8f8422ba15e563fb667bd325dd6b4bd Mon Sep 17 00:00:00 2001
From: "Adrian A. Baumann" <ade@adebaumann.com>
Date: Wed, 15 Apr 2026 00:44:22 +0200
Subject: [PATCH] Discovery didn't set online status

---
 Gaugecontroller/Gaugecontroller.ino | 2 +-
 gauge.py                            | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/Gaugecontroller/Gaugecontroller.ino b/Gaugecontroller/Gaugecontroller.ino
index 2784be3..4a24497 100644
--- a/Gaugecontroller/Gaugecontroller.ino
+++ b/Gaugecontroller/Gaugecontroller.ino
@@ -10,7 +10,7 @@ static const uint8_t GAUGE_COUNT = 2;
 static const uint8_t LED_DATA_PIN = 22;
 
 // For now: commands come over USB serial
-#define CMD_PORT Serial
+#define CMD_PORT Serial1
 #define DEBUG_PORT Serial
 
 struct GaugePins {
diff --git a/gauge.py b/gauge.py
index 592671d..f289ba4 100644
--- a/gauge.py
+++ b/gauge.py
@@ -642,6 +642,7 @@ def check_mqtt():
             info("MQTT reconnected!")
             publish_discovery(client_ref)
             _subscribe_all(client_ref)
+            publish_online(client_ref)
             publish_state(client_ref)
             publish_backlight_states(client_ref)
             return True
@@ -789,6 +790,11 @@ def publish_discovery(client):
             utime.sleep_ms(10)
 
 
+def publish_online(client):
+    for i in range(num_gauges):
+        client.publish(gauge_topics[i]["status"], b"online", retain=True)
+
+
 def publish_state(client):
     for i in range(num_gauges):
         gt = gauge_topics[i]
@@ -825,6 +831,7 @@ def main():
     info("Home command sent")
 
     info("Publishing state...")
+    publish_online(client_ref)
     publish_state(client_ref)
     utime.sleep_ms(50)
     for _ in range(5):