Adding subscription expiration

custom_components/webastoconnect/pywebasto/__init__.py

@@ -1,5 +1,6 @@
 """Module for interfacing with Webasto Connect."""
 
+from datetime import datetime
 import json
 import threading
 from typing import Any
@@ -301,6 +302,12 @@ def output_name(self) -> str:
         """Get the main output name."""
         return self._mainOutput["name"]
 
+    @property
+    def subscription_expiration(self) -> datetime:
+        """Get subscription expiration."""
+        expiration = self._dev_data["subscription"]["expiration"]
+        return datetime.fromtimestamp(expiration)
+
     def __get_value(self, group: str, key: str) -> Any:
         """Get a value from the settings dict."""
         for g in self._settings["settings_tab"]:

custom_components/webastoconnect/sensor.py

@@ -2,13 +2,15 @@
 
 import logging
 
+import homeassistant.util.dt as dt_util
 from homeassistant.components import sensor
 from homeassistant.components.sensor import (
     SensorDeviceClass,
     SensorEntity,
     SensorStateClass,
 )
 from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import EntityCategory
 from homeassistant.core import callback
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 from homeassistant.util import slugify as util_slugify
@@ -40,6 +42,16 @@
         value_fn=lambda webasto: webasto.voltage,
         icon="mdi:car-battery",
     ),
+    WebastoConnectSensorEntityDescription(
+        key="subscription_expiration",
+        name="Subscription Expiration",
+        entity_category=EntityCategory.DIAGNOSTIC,
+        state_class=None,
+        device_class=None,
+        entity_registry_enabled_default=False,
+        value_fn=lambda webasto: webasto.subscription_expiration.strftime("%d-%m-%Y"),
+        icon="mdi:calendar-end",
+    ),
 ]