[MQTT] Added blowingOnly mode for remoteClimateState

Author: tisoft

CHANGELOG.md

@@ -19,6 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - support configuring `refresh/mode`, `refresh/period/active`, `refresh/period/inActive` and `refresh/period/inActiveGrace` via MQTT
   - Handle fallback for SOC when charge status update fails
   - ensure that a changed systemd configuration is picked up
+  - support blowingOnly mode for `remoteClimateState`
 - API
   - Handle fallback for SOC when charge status update fails
 

saic-java-mqtt-gateway/src/main/java/net/heberling/ismart/mqtt/VehicleHandler.java

@@ -287,6 +287,27 @@ private void sendACCommand(byte command, byte temperature)
             Map.of(19, new byte[] {command}, 20, new byte[] {temperature}, 255, new byte[] {0})));
   }
 
+  private void sendACBlowingCommand(boolean on)
+      throws URISyntaxException,
+          ExecutionException,
+          InterruptedException,
+          TimeoutException,
+          MqttException,
+          IOException {
+    sendCommand(
+        (byte) 6,
+        new TreeMap<>(
+            Map.of(
+                19,
+                new byte[] {(byte) (on ? 1 : 0)},
+                20,
+                new byte[] {0},
+                22,
+                new byte[] {(byte) (on ? 1 : 0)},
+                255,
+                new byte[] {0})));
+  }
+
   private void sendCommand(byte type, SortedMap<Integer, byte[]> parameter)
       throws URISyntaxException,
           ExecutionException,
@@ -471,6 +492,8 @@ public void handleMQTTCommand(String topic, MqttMessage message) throws MqttExce
               break;
             case "front":
               sendACCommand((byte) 5, (byte) 8);
+            case "blowingOnly":
+              sendACBlowingCommand(true);
               break;
             default:
               throw new MqttGatewayException("Unsupported payload " + message);

saic-java-mqtt-gateway/src/main/java/net/heberling/ismart/mqtt/VehicleState.java

@@ -383,6 +383,8 @@ private static String toRemoteClimate(Integer remoteClimateStatus) {
     switch (remoteClimateStatus) {
       case 0:
         return "off";
+      case 1:
+        return "blowingOnly";
       case 2:
         return "on";
       case 5: