binary_sensor.py

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"""Support for Velbus Binary Sensors."""
 
from velbusaio.channels import Button as VelbusButton
 
from homeassistant.components.binary_sensor import BinarySensorEntity
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
from .const import DOMAIN
from .entity import VelbusEntity
 
 
async def async_setup_entry(
    hass: HomeAssistant,
    entry: ConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    """Set up Velbus switch based on config_entry."""
    await hass.data[DOMAIN][entry.entry_id]["tsk"]
    cntrl = hass.data[DOMAIN][entry.entry_id]["cntrl"]
    async_add_entities(
        VelbusBinarySensor(channel) for channel in cntrl.get_all("binary_sensor")
    )
 
 
class VelbusBinarySensor(VelbusEntity, BinarySensorEntity):
    """Representation of a Velbus Binary Sensor."""
 
    _channel: VelbusButton
 
    @property
    def is_on(self) -> bool:
        """Return true if the sensor is on."""
        return self._channel_channel.is_closed()