Add yolink binary sensor

.coveragerc

@@ -1469,6 +1469,7 @@ omit =
     homeassistant/components/yi/camera.py
     homeassistant/components/yolink/__init__.py
     homeassistant/components/yolink/api.py
+    homeassistant/components/yolink/binary_sensor.py
     homeassistant/components/yolink/const.py
     homeassistant/components/yolink/coordinator.py
     homeassistant/components/yolink/entity.py

homeassistant/components/yolink/__init__.py

@@ -21,7 +21,7 @@
 
 _LOGGER = logging.getLogger(__name__)
 
-PLATFORMS = [Platform.SENSOR]
+PLATFORMS = [Platform.BINARY_SENSOR, Platform.SENSOR]
 
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:

homeassistant/components/yolink/binary_sensor.py

@@ -0,0 +1,98 @@
+"""YoLink BinarySensor."""
+from __future__ import annotations
+
+from collections.abc import Callable
+from dataclasses import dataclass
+
+from yolink.device import YoLinkDevice
+
+from homeassistant.components.binary_sensor import (
+    BinarySensorDeviceClass,
+    BinarySensorEntity,
+    BinarySensorEntityDescription,
+)
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .const import ATTR_COORDINATOR, ATTR_DEVICE_DOOR_SENSOR, DOMAIN
+from .coordinator import YoLinkCoordinator
+from .entity import YoLinkEntity
+
+
+@dataclass
+class YoLinkBinarySensorEntityDescriptionMixin:
+    """Mixin for device type."""
+
+    exists_fn: Callable[[YoLinkDevice], bool] = lambda _: True
+
+
+@dataclass
+class YoLinkBinarySensorEntityDescription(
+    YoLinkBinarySensorEntityDescriptionMixin, BinarySensorEntityDescription
+):
+    """YoLink BinarySensorEntityDescription."""
+
+    value: Callable = lambda state: state
+
+
+SENSOR_DEVICE_TYPE = [ATTR_DEVICE_DOOR_SENSOR]
+
+SENSOR_TYPES: tuple[YoLinkBinarySensorEntityDescription, ...] = (
+    YoLinkBinarySensorEntityDescription(
+        key="state",
+        icon="mdi:door",
+        device_class=BinarySensorDeviceClass.DOOR,
+        name="state",
+        value=lambda value: value == "open",
+        exists_fn=lambda device: device.device_type in [ATTR_DEVICE_DOOR_SENSOR],
+    ),
+)
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    config_entry: ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    """Set up YoLink Sensor from a config entry."""
+    coordinator = hass.data[DOMAIN][config_entry.entry_id][ATTR_COORDINATOR]
+    sensor_devices = [
+        device
+        for device in coordinator.yl_devices
+        if device.device_type in SENSOR_DEVICE_TYPE
+    ]
+    entities = []
+    for sensor_device in sensor_devices:
+        for description in SENSOR_TYPES:
+            if description.exists_fn(sensor_device):
+                entities.append(
+                    YoLinkBinarySensorEntity(coordinator, description, sensor_device)
+                )
+    async_add_entities(entities)
+
+
+class YoLinkBinarySensorEntity(YoLinkEntity, BinarySensorEntity):
+    """YoLink Sensor Entity."""
+
+    entity_description: YoLinkBinarySensorEntityDescription
+
+    def __init__(
+        self,
+        coordinator: YoLinkCoordinator,
+        description: YoLinkBinarySensorEntityDescription,
+        device: YoLinkDevice,
+    ) -> None:
+        """Init YoLink Sensor."""
+        super().__init__(coordinator, device)
+        self.entity_description = description
+        self._attr_unique_id = f"{device.device_id} {self.entity_description.key}"
+        self._attr_name = f"{device.device_name} ({self.entity_description.name})"
+
+    @callback
+    def update_entity_state(self, state: dict) -> None:
+        """Update HA Entity State."""
+        self._attr_is_on = self.entity_description.value(
+            state[self.entity_description.key]
+        )
+        self.async_write_ha_state()