Add support for contact binary sensors in homekit_controller (#25355)

homeassistant/components/homekit_controller/binary_sensor.py

@@ -1,6 +1,8 @@
 """Support for Homekit motion sensors."""
 import logging
 
+from homekit.model.characteristics import CharacteristicsTypes
+
 from homeassistant.components.binary_sensor import BinarySensorDevice
 
 from . import KNOWN_DEVICES, HomeKitEntity
@@ -8,29 +10,8 @@ from . import KNOWN_DEVICES, HomeKitEntity
 _LOGGER = logging.getLogger(__name__)
 
 
-async def async_setup_platform(
-        hass, config, async_add_entities, discovery_info=None):
-    """Legacy set up platform."""
-    pass
-
-
-async def async_setup_entry(hass, config_entry, async_add_entities):
-    """Set up Homekit lighting."""
-    hkid = config_entry.data['AccessoryPairingID']
-    conn = hass.data[KNOWN_DEVICES][hkid]
-
-    def async_add_service(aid, service):
-        if service['stype'] != 'motion':
-            return False
-        info = {'aid': aid, 'iid': service['iid']}
-        async_add_entities([HomeKitMotionSensor(conn, info)], True)
-        return True
-
-    conn.add_listener(async_add_service)
-
-
 class HomeKitMotionSensor(HomeKitEntity, BinarySensorDevice):
-    """Representation of a Homekit sensor."""
+    """Representation of a Homekit motion sensor."""
 
     def __init__(self, *args):
         """Initialise the entity."""
@@ -39,9 +20,6 @@ class HomeKitMotionSensor(HomeKitEntity, BinarySensorDevice):
 
     def get_characteristic_types(self):
         """Define the homekit characteristics the entity is tracking."""
-        # pylint: disable=import-error
-        from homekit.model.characteristics import CharacteristicsTypes
-
         return [
             CharacteristicsTypes.MOTION_DETECTED,
         ]
@@ -58,3 +36,54 @@ class HomeKitMotionSensor(HomeKitEntity, BinarySensorDevice):
     def is_on(self):
         """Has motion been detected."""
         return self._on
+
+
+class HomeKitContactSensor(HomeKitEntity, BinarySensorDevice):
+    """Representation of a Homekit contact sensor."""
+
+    def __init__(self, *args):
+        """Initialise the entity."""
+        super().__init__(*args)
+        self._state = None
+
+    def get_characteristic_types(self):
+        """Define the homekit characteristics the entity is tracking."""
+        return [
+            CharacteristicsTypes.CONTACT_STATE,
+        ]
+
+    def _update_contact_state(self, value):
+        self._state = value
+
+    @property
+    def is_on(self):
+        """Return true if the binary sensor is on/open."""
+        return self._state == 1
+
+
+ENTITY_TYPES = {
+    'motion': HomeKitMotionSensor,
+    'contact': HomeKitContactSensor,
+}
+
+
+async def async_setup_platform(
+        hass, config, async_add_entities, discovery_info=None):
+    """Legacy set up platform."""
+    pass
+
+
+async def async_setup_entry(hass, config_entry, async_add_entities):
+    """Set up Homekit lighting."""
+    hkid = config_entry.data['AccessoryPairingID']
+    conn = hass.data[KNOWN_DEVICES][hkid]
+
+    def async_add_service(aid, service):
+        entity_class = ENTITY_TYPES.get(service['stype'])
+        if not entity_class:
+            return False
+        info = {'aid': aid, 'iid': service['iid']}
+        async_add_entities([entity_class(conn, info)], True)
+        return True
+
+    conn.add_listener(async_add_service)

homeassistant/components/homekit_controller/const.py

@@ -19,6 +19,7 @@ HOMEKIT_ACCESSORY_DISPATCH = {
     'window': 'cover',
     'window-covering': 'cover',
     'lock-mechanism': 'lock',
+    'contact': 'binary_sensor',
     'motion': 'binary_sensor',
     'humidity': 'sensor',
     'light': 'sensor',