Add mqtt availability

README.md

@@ -12,9 +12,12 @@ Maybe this component works also with other Volvo cars. Please try out the native
 - XC90 T8 PHEV (2023)
 - XC60 PHEV (2023)
 - XC60 PHEV (2022)
-- V90 PHEV T8 (2019)
+- V90 PHEV T8 (2019)*
+
+*only partly working
+
+Please let me know if your car works with this addon so I can expand the list!<br>
 
-Please let me know if your car works with this addon so I can expand the list!
 
 ## Supported features
 - Lock/unlock car

src/config.yaml

@@ -1,6 +1,6 @@
 name: "Volvo2Mqtt"
 description: "Volvo AAOS MQTT bridge"
-version: "1.4.2"
+version: "1.4.3"
 slug: "volvo2mqtt"
 init: false
 url: "https://github.com/Dielee/volvo2mqtt"

src/const.py

@@ -1,6 +1,6 @@
 from config import settings
 
-VERSION = "v1.4.2"
+VERSION = "v1.4.3"
 
 OAUTH_URL = "https://volvoid.eu.volvocars.com/as/token.oauth2"
 VEHICLES_URL = "https://api.volvocars.com/connected-vehicle/v1/vehicles"
@@ -19,6 +19,8 @@ ENGINE_STATE_URL = "https://api.volvocars.com/connected-vehicle/v2/vehicles/{0}/
 BATTERY_CHARGE_STATE_URL = "https://api.volvocars.com/connected-vehicle/v2/vehicles/{0}/battery-charge-level"
 FUEL_STATE_URL = "https://api.volvocars.com/connected-vehicle/v2/vehicles/{0}/fuel"
 
+availability_topic = "volvoAAOS2mqtt/availability"
+
 charging_system_states = {"CHARGING_SYSTEM_CHARGING": "Charging", "CHARGING_SYSTEM_IDLE": "Idle",
                           "CHARGING_SYSTEM_FAULT": "Fault", "CHARGING_SYSTEM_UNSPECIFIED": "Unspecified"}
 

src/mqtt.py

@@ -8,7 +8,7 @@ from datetime import datetime
 from babel.dates import format_datetime
 from config import settings
 from const import CLIMATE_START_URL, CLIMATE_STOP_URL, CAR_LOCK_URL, \
-            CAR_UNLOCK_URL
+            CAR_UNLOCK_URL, availability_topic
 
 
 mqtt_client: mqtt.Client
@@ -20,6 +20,7 @@ climate_timer = {}
 
 def connect():
     client = mqtt.Client("volvoAAOS2mqtt")
+    client.will_set(availability_topic, "offline", 0, False)
     if settings["mqtt"]["username"] and settings["mqtt"]["password"]:
         client.username_pw_set(settings["mqtt"]["username"], settings["mqtt"]["password"])
     port = 1883
@@ -39,6 +40,7 @@ def connect():
 
 
 def on_connect(client, userdata, flags, rc):
+    mqtt_client.publish(availability_topic, "online")
     if len(subscribed_topics) > 0:
         for topic in subscribed_topics:
             mqtt_client.subscribe(topic)
@@ -142,7 +144,8 @@ def create_ha_devices():
                         "icon": f"mdi:{entity['icon']}",
                         "state_topic": f"homeassistant/{entity['domain']}/{vin}_{entity['id']}/state",
                         "device": device,
-                        "unique_id": f"volvoAAOS2mqtt_{vin}_{entity['id']}"
+                        "unique_id": f"volvoAAOS2mqtt_{vin}_{entity['id']}",
+                        "availability_topic": availability_topic
                     }
             if entity.get('unit'):
                 config["unit_of_measurement"] = entity["unit"]
@@ -162,3 +165,4 @@ def create_ha_devices():
                 retain=True
             )
     time.sleep(2)
+    mqtt_client.publish(availability_topic, "online")