Add unique_id for BMW ConnectedDrive (#13888)

* Add unique_id for BMW ConnectedDrive

* Changed some comments

homeassistant/components/binary_sensor/bmw_connected_drive.py

@@ -46,6 +46,7 @@ class BMWConnectedDriveSensor(BinarySensorDevice):
         self._vehicle = vehicle
         self._attribute = attribute
         self._name = '{} {}'.format(self._vehicle.name, self._attribute)
+        self._unique_id = '{}-{}'.format(self._vehicle.vin, self._attribute)
         self._sensor_name = sensor_name
         self._device_class = device_class
         self._state = None
@@ -55,6 +56,11 @@ class BMWConnectedDriveSensor(BinarySensorDevice):
         """Data update is triggered from BMWConnectedDriveEntity."""
         return False
 
+    @property
+    def unique_id(self):
+        """Return the unique ID of the binary sensor."""
+        return self._unique_id
+
     @property
     def name(self):
         """Return the name of the binary sensor."""

homeassistant/components/lock/bmw_connected_drive.py

@@ -38,6 +38,7 @@ class BMWLock(LockDevice):
         self._vehicle = vehicle
         self._attribute = attribute
         self._name = '{} {}'.format(self._vehicle.name, self._attribute)
+        self._unique_id = '{}-{}'.format(self._vehicle.vin, self._attribute)
         self._sensor_name = sensor_name
         self._state = None
 
@@ -49,6 +50,11 @@ class BMWLock(LockDevice):
         """
         return False
 
+    @property
+    def unique_id(self):
+        """Return the unique ID of the lock."""
+        return self._unique_id
+
     @property
     def name(self):
         """Return the name of the lock."""

homeassistant/components/sensor/bmw_connected_drive.py

@@ -52,6 +52,7 @@ class BMWConnectedDriveSensor(Entity):
         self._state = None
         self._unit_of_measurement = None
         self._name = '{} {}'.format(self._vehicle.name, self._attribute)
+        self._unique_id = '{}-{}'.format(self._vehicle.vin, self._attribute)
         self._sensor_name = sensor_name
         self._icon = icon
 
@@ -60,6 +61,11 @@ class BMWConnectedDriveSensor(Entity):
         """Data update is triggered from BMWConnectedDriveEntity."""
         return False
 
+    @property
+    def unique_id(self):
+        """Return the unique ID of the sensor."""
+        return self._unique_id
+
     @property
     def name(self) -> str:
         """Return the name of the sensor."""
@@ -86,7 +92,7 @@ class BMWConnectedDriveSensor(Entity):
 
     @property
     def device_state_attributes(self):
-        """Return the state attributes of the binary sensor."""
+        """Return the state attributes of the sensor."""
         return {
             'car': self._vehicle.name
         }