added battery heater

Author: tisoft

ASN.1 schema/v3_0/ApplicationData.asn1

@@ -67,6 +67,16 @@ OTA_ChrgMangDataResp ::= SEQUENCE
   chargeStatus RvsChargingStatus(1),
   bmsAdpPubChrgSttnDspCmd INTEGER(0..255)
 }
+OTA_ChrgHeatReq ::= SEQUENCE
+{
+  ptcHeatReq INTEGER(0..255)
+}
+OTA_ChrgHeatResp ::= SEQUENCE
+{
+  ptcHeatReqDspCmd INTEGER(0..255),
+  ptcHeatResp INTEGER(0..255),
+  rvcReqSts OCTET STRING(SIZE(1))
+}
 RvsChargingStatus ::= SEQUENCE
 {
   realtimePower INTEGER(0..65535),

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

@@ -22,6 +22,7 @@ public class MqttGatewayTopics {
   public static final String DRIVETRAIN_CHARGING_TYPE = DRIVETRAIN + "/chargingType";
   public static final String DRIVETRAIN_CURRENT = DRIVETRAIN + "/current";
   public static final String DRIVETRAIN_HV_BATTERY_ACTIVE = DRIVETRAIN + "/hvBatteryActive";
+  public static final String DRIVETRAIN_HV_BATTERY_HEATING = DRIVETRAIN + "/hvBatteryHeating";
   public static final String DRIVETRAIN_MILEAGE = DRIVETRAIN + "/mileage";
   public static final String DRIVETRAIN_POWER = DRIVETRAIN + "/power";
   public static final String DRIVETRAIN_RANGE = DRIVETRAIN + "/range";

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

@@ -23,6 +23,8 @@
 import net.heberling.ismart.asn1.v3_0.Message;
 import net.heberling.ismart.asn1.v3_0.entity.OTA_ChrgCtrlReq;
 import net.heberling.ismart.asn1.v3_0.entity.OTA_ChrgCtrlStsResp;
+import net.heberling.ismart.asn1.v3_0.entity.OTA_ChrgHeatReq;
+import net.heberling.ismart.asn1.v3_0.entity.OTA_ChrgHeatResp;
 import net.heberling.ismart.asn1.v3_0.entity.OTA_ChrgMangDataResp;
 import org.bn.coders.IASN1PreparedElement;
 import org.eclipse.paho.client.mqttv3.IMqttClient;
@@ -431,6 +433,72 @@ private void sendCharging(boolean state)
             SaicMqttGateway.anonymized(otaRvcStatus25857MessageCoder, sendCommandReqestMessage)));
   }
 
+  private void sendChargeHeating(boolean state)
+      throws URISyntaxException,
+          ExecutionException,
+          InterruptedException,
+          TimeoutException,
+          MqttException,
+          IOException {
+    net.heberling.ismart.asn1.v3_0.MessageCoder<OTA_ChrgHeatReq> otaRvcReqMessageCoder =
+        new net.heberling.ismart.asn1.v3_0.MessageCoder<>(OTA_ChrgHeatReq.class);
+
+    // we send a command end expect the car to wake up
+    vehicleState.notifyCarActivityTime(OffsetDateTime.now(), false);
+
+    OTA_ChrgHeatReq req = new OTA_ChrgHeatReq();
+    req.setPtcHeatReq(state ? 1 : 2);
+
+    Message<OTA_ChrgHeatReq> sendCommandRequest =
+        otaRvcReqMessageCoder.initializeMessage(uid, token, vinInfo.getVin(), "516", 768, 9, req);
+
+    String sendCommandRequestMessage = otaRvcReqMessageCoder.encodeRequest(sendCommandRequest);
+
+    String sendCommandResponseMessage =
+        Client.sendRequest(saicUri.resolve("/TAP.Web/ota.mpv30"), sendCommandRequestMessage);
+
+    final net.heberling.ismart.asn1.v3_0.MessageCoder<OTA_ChrgHeatResp>
+        otaRvcStatus25857MessageCoder =
+            new net.heberling.ismart.asn1.v3_0.MessageCoder<>(OTA_ChrgHeatResp.class);
+    net.heberling.ismart.asn1.v3_0.Message<OTA_ChrgHeatResp> sendCommandReqestMessage =
+        otaRvcStatus25857MessageCoder.decodeResponse(sendCommandResponseMessage);
+
+    // ... use that to request the data again, until we have it
+    // TODO: check for real errors (result!=0 and/or errorMessagePresent)
+    while (sendCommandReqestMessage.getApplicationData() == null) {
+      if (sendCommandReqestMessage.getBody().isErrorMessagePresent()) {
+        if (sendCommandReqestMessage.getBody().getResult() == 2) {
+          // TODO:
+          // getBridgeHandler().relogin();
+        }
+        throw new TimeoutException(
+            new String(sendCommandReqestMessage.getBody().getErrorMessage()));
+      }
+      SaicMqttGateway.fillReserved(sendCommandRequest.getReserved());
+
+      if (sendCommandReqestMessage.getBody().getResult() == 0) {
+        // we get an eventId back...
+        sendCommandRequest.getBody().setEventID(sendCommandReqestMessage.getBody().getEventID());
+      } else {
+        // try a fresh eventId
+        sendCommandRequest.getBody().setEventID(0);
+      }
+
+      sendCommandRequestMessage = otaRvcReqMessageCoder.encodeRequest(sendCommandRequest);
+
+      sendCommandResponseMessage =
+          Client.sendRequest(saicUri.resolve("/TAP.Web/ota.mpv30"), sendCommandRequestMessage);
+
+      sendCommandReqestMessage =
+          otaRvcStatus25857MessageCoder.decodeResponse(sendCommandResponseMessage);
+    }
+
+    LOGGER.debug(
+        "Got SendCommand Response message: {}",
+        SaicMqttGateway.toJSON(
+            SaicMqttGateway.anonymized(otaRvcStatus25857MessageCoder, sendCommandReqestMessage)));
+  }
+
   public void handleMQTTCommand(String topic, MqttMessage message) throws MqttException {
     try {
       if (message.isRetained()) {
@@ -449,6 +517,18 @@ public void handleMQTTCommand(String topic, MqttMessage message) throws MqttExce
               throw new MqttGatewayException("Unsupported payload " + message);
           }
           break;
+        case DRIVETRAIN_HV_BATTERY_HEATING:
+          switch (message.toString().toLowerCase()) {
+            case "true":
+              sendChargeHeating(true);
+              break;
+            case "false":
+              sendChargeHeating(false);
+              break;
+            default:
+              throw new MqttGatewayException("Unsupported payload " + message);
+          }
+          break;
         case DRIVETRAIN_CHARGING:
           switch (message.toString().toLowerCase()) {
             case "true":

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

@@ -425,6 +425,13 @@ public void handleChargeStatusMessage(
     msg.setRetained(true);
     client.publish(mqttVINPrefix + "/" + DRIVETRAIN_VOLTAGE, msg);
 
+    boolean batteryHeating =
+        chargingStatusResponseMessage.getApplicationData().getBmsPTCHeatReqDspCmd() == 1;
+    msg = new MqttMessage((String.valueOf(batteryHeating)).getBytes(StandardCharsets.UTF_8));
+    msg.setQos(0);
+    msg.setRetained(true);
+    client.publish(mqttVINPrefix + "/" + DRIVETRAIN_HV_BATTERY_HEATING, msg);
+
     double power = current * voltage / 1000d;
     msg = new MqttMessage((String.valueOf(power)).getBytes(StandardCharsets.UTF_8));
     msg.setQos(0);