Add binary_sensor to switchbot (#56415)

Co-authored-by: J. Nick Koston <nick@koston.org>

.coveragerc

@@ -1014,6 +1014,7 @@ omit =
     homeassistant/components/swiss_public_transport/sensor.py
     homeassistant/components/swisscom/device_tracker.py
     homeassistant/components/switchbot/switch.py
+    homeassistant/components/switchbot/binary_sensor.py
     homeassistant/components/switchbot/__init__.py
     homeassistant/components/switchbot/const.py
     homeassistant/components/switchbot/entity.py

homeassistant/components/switchbot/__init__.py

@@ -28,7 +28,7 @@ from .coordinator import SwitchbotDataUpdateCoordinator
 
 PLATFORMS_BY_TYPE = {
     ATTR_BOT: ["switch", "sensor"],
-    ATTR_CURTAIN: ["cover", "sensor"],
+    ATTR_CURTAIN: ["cover", "binary_sensor", "sensor"],
 }
 
 

homeassistant/components/switchbot/binary_sensor.py

@@ -0,0 +1,75 @@
+"""Support for SwitchBot binary sensors."""
+from __future__ import annotations
+
+from homeassistant.components.binary_sensor import (
+    BinarySensorEntity,
+    BinarySensorEntityDescription,
+)
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import CONF_MAC, CONF_NAME
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .const import DATA_COORDINATOR, DOMAIN
+from .coordinator import SwitchbotDataUpdateCoordinator
+from .entity import SwitchbotEntity
+
+PARALLEL_UPDATES = 1
+
+BINARY_SENSOR_TYPES: dict[str, BinarySensorEntityDescription] = {
+    "calibration": BinarySensorEntityDescription(
+        key="calibration",
+    ),
+}
+
+
+async def async_setup_entry(
+    hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
+) -> None:
+    """Set up Switchbot curtain based on a config entry."""
+    coordinator: SwitchbotDataUpdateCoordinator = hass.data[DOMAIN][entry.entry_id][
+        DATA_COORDINATOR
+    ]
+
+    if not coordinator.data[entry.unique_id].get("data"):
+        return
+
+    async_add_entities(
+        [
+            SwitchBotBinarySensor(
+                coordinator,
+                entry.unique_id,
+                binary_sensor,
+                entry.data[CONF_MAC],
+                entry.data[CONF_NAME],
+            )
+            for binary_sensor in coordinator.data[entry.unique_id]["data"]
+            if binary_sensor in BINARY_SENSOR_TYPES
+        ]
+    )
+
+
+class SwitchBotBinarySensor(SwitchbotEntity, BinarySensorEntity):
+    """Representation of a Switchbot binary sensor."""
+
+    coordinator: SwitchbotDataUpdateCoordinator
+
+    def __init__(
+        self,
+        coordinator: SwitchbotDataUpdateCoordinator,
+        idx: str | None,
+        binary_sensor: str,
+        mac: str,
+        switchbot_name: str,
+    ) -> None:
+        """Initialize the Switchbot sensor."""
+        super().__init__(coordinator, idx, mac, name=switchbot_name)
+        self._sensor = binary_sensor
+        self._attr_unique_id = f"{idx}-{binary_sensor}"
+        self._attr_name = f"{switchbot_name} {binary_sensor.title()}"
+        self.entity_description = BINARY_SENSOR_TYPES[binary_sensor]
+
+    @property
+    def is_on(self) -> bool:
+        """Return the state of the sensor."""
+        return self.data["data"][self._sensor]