Edit esp-downstloungemain.yaml

esphome/esp-downstloungemain.yaml

@@ -164,16 +164,33 @@ logger:
 # This adds device-specific MQTT command triggers to the common MQTT configuration.
 #:########################################################################################:#
 mqtt:
+  # Republish current relay states whenever MQTT reconnects so retained status stays accurate
+  # for subscribers that reconnect later.
+  on_connect:
+    - mqtt.publish:
+        topic: "${mqtt_local_status_topic}"
+        payload: !lambda |-
+          return id(relay_1).state ? "On" : "Off";
+        retain: true
+
   on_message:
-    # Main Lights control (Relay 1)
+    # Main Lights control (Relay 1) — state guard prevents ping-pong
     - topic: "${mqtt_local_command_topic}"
       payload: "On"
       then:
-        - switch.turn_on: relay_1
+        - if:
+            condition:
+              lambda: "return !id(relay_1).state;"
+            then:
+              - switch.turn_on: relay_1
     - topic: "${mqtt_local_command_topic}"
       payload: "Off"
       then:
-        - switch.turn_off: relay_1
+        - if:
+            condition:
+              lambda: "return id(relay_1).state;"
+            then:
+              - switch.turn_off: relay_1
 
 #:########################################################################################:#
 # STATUS LED