binary_sensor.py

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"""Binary sensor for PECO outage counter."""
 
from __future__ import annotations
 
from typing import Final
 
from homeassistant.components.binary_sensor import (
    BinarySensorDeviceClass,
    BinarySensorEntity,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.update_coordinator import (
    CoordinatorEntity,
    DataUpdateCoordinator,
)
 
from .const import DOMAIN
 
PARALLEL_UPDATES: Final = 0
 
 
async def async_setup_entry(
    hass: HomeAssistant,
    config_entry: ConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    """Set up binary sensor for PECO."""
    if "smart_meter" not in hass.data[DOMAIN][config_entry.entry_id]:
        return
    coordinator: DataUpdateCoordinator[bool] = hass.data[DOMAIN][config_entry.entry_id][
        "smart_meter"
    ]
 
    async_add_entities(
        [PecoBinarySensor(coordinator, phone_number=config_entry.data["phone_number"])]
    )
 
 
class PecoBinarySensor(
    CoordinatorEntity[DataUpdateCoordinator[bool]], BinarySensorEntity
):
    """Binary sensor for PECO outage counter."""
 
    _attr_icon = "mdi:gauge"
    _attr_device_class = BinarySensorDeviceClass.POWER
    _attr_name = "Meter Status"
 
    def __init__(
        self, coordinator: DataUpdateCoordinator[bool], phone_number: str
    ) -> None:
        """Initialize binary sensor for PECO."""
        super().__init__(coordinator)
        self._attr_unique_id_attr_unique_id = f"{phone_number}"
 
    @property
    def is_on(self) -> bool:
        """Return if the meter has power."""
        return self.coordinator.data