Add HVAC and Steering Heat Switch

README.md

@@ -15,6 +15,8 @@ Tested with M5Stack NanoC6 and Tesla firmwares 2024.26.3.1.
 - [x] Set charging amps
 - [x] Set charging limit (percent)
 - [x] Turn on/off charging
+- [x] Turn on/off HVAC
+- [x] Turn on/off steering heat 
 - [x] BLE information sensors
   - [x] Asleep / awake
   - [x] Doors locked / unlocked

components/tesla_ble_vehicle/tesla_ble_vehicle.cpp

@@ -1224,6 +1224,12 @@ namespace esphome
       std::string action_str;
       switch (action)
       {
+      case SET_HVAC_SWITCH:
+        action_str = "setHVACSwitch";
+        break;
+      case SET_HVAC_STEERING_HEATER_SWITCH:
+        action_str = "setHVACSteeringHeatSwitch";
+        break;
       case SET_CHARGING_SWITCH:
         action_str = "setChargingSwitch";
         break;
@@ -1247,6 +1253,14 @@ namespace esphome
         ESP_LOGI(TAG, "[%s] Building message..", action_str.c_str());
         switch (action)
         {
+        case SET_HVAC_SWITCH:
+          return_code = tesla_ble_client_->buildHVACMessage(
+              static_cast<bool>(param), message_buffer, &message_length);
+          break;
+        case SET_HVAC_STEERING_HEATER_SWITCH:
+          return_code = tesla_ble_client_->buildHVACSteeringHeaterMessage(
+              static_cast<bool>(param), message_buffer, &message_length);
+          break;
         case SET_CHARGING_SWITCH:
           return_code = tesla_ble_client_->buildChargingSwitchMessage(
               static_cast<bool>(param), message_buffer, &message_length);

components/tesla_ble_vehicle/tesla_ble_vehicle.h

@@ -29,7 +29,9 @@ typedef enum BLE_CarServer_VehicleAction_E
 {
     SET_CHARGING_SWITCH,
     SET_CHARGING_AMPS,
-    SET_CHARGING_LIMIT
+    SET_CHARGING_LIMIT,
+    SET_HVAC_SWITCH,
+    SET_HVAC_STEERING_HEATER_SWITCH
 } BLE_CarServer_VehicleAction;
 
 namespace esphome

packages/client.yml

@@ -61,6 +61,26 @@ sensor:
     entity_category: diagnostic
 
 switch:
+  - platform: template
+    name: "HVAC switch"
+    optimistic: true
+    assumed_state: true # we can't read the state 
+    restore_mode: RESTORE_DEFAULT_OFF
+    turn_on_action:
+      - lambda: id(tesla_ble_vehicle_id)->sendCarServerVehicleActionMessage(SET_HVAC_SWITCH, 1);
+    turn_off_action:
+      - lambda: id(tesla_ble_vehicle_id)->sendCarServerVehicleActionMessage(SET_HVAC_SWITCH, 0);
+
+  - platform: template
+    name: "Steering Heater switch"
+    optimistic: true
+    assumed_state: true # we can't read the state 
+    restore_mode: RESTORE_DEFAULT_OFF
+    turn_on_action:
+      - lambda: id(tesla_ble_vehicle_id)->sendCarServerVehicleActionMessage(SET_HVAC_STEERING_HEATER_SWITCH, 1);
+    turn_off_action:
+      - lambda: id(tesla_ble_vehicle_id)->sendCarServerVehicleActionMessage(SET_HVAC_STEERING_HEATER_SWITCH, 0);
+
   - platform: template
     name: "Charger switch"
     optimistic: true