core/homeassistant/components/v2c/binary_sensor.py

84 lines
2.3 KiB
Python

"""Support for V2C binary sensors."""
from __future__ import annotations
from collections.abc import Callable
from dataclasses import dataclass
from pytrydan import Trydan
from homeassistant.components.binary_sensor import (
BinarySensorDeviceClass,
BinarySensorEntity,
BinarySensorEntityDescription,
)
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import V2CConfigEntry
from .coordinator import V2CUpdateCoordinator
from .entity import V2CBaseEntity
@dataclass(frozen=True, kw_only=True)
class V2CBinarySensorEntityDescription(BinarySensorEntityDescription):
"""Describes an EVSE binary sensor entity."""
value_fn: Callable[[Trydan], bool]
TRYDAN_SENSORS = (
V2CBinarySensorEntityDescription(
key="connected",
translation_key="connected",
device_class=BinarySensorDeviceClass.PLUG,
value_fn=lambda evse: evse.connected,
),
V2CBinarySensorEntityDescription(
key="charging",
translation_key="charging",
device_class=BinarySensorDeviceClass.BATTERY_CHARGING,
value_fn=lambda evse: evse.charging,
),
V2CBinarySensorEntityDescription(
key="ready",
translation_key="ready",
value_fn=lambda evse: evse.ready,
),
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: V2CConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up V2C binary sensor platform."""
coordinator = config_entry.runtime_data
async_add_entities(
V2CBinarySensorBaseEntity(coordinator, description, config_entry.entry_id)
for description in TRYDAN_SENSORS
)
class V2CBinarySensorBaseEntity(V2CBaseEntity, BinarySensorEntity):
"""Defines a base V2C binary_sensor entity."""
entity_description: V2CBinarySensorEntityDescription
def __init__(
self,
coordinator: V2CUpdateCoordinator,
description: V2CBinarySensorEntityDescription,
entry_id: str,
) -> None:
"""Init the V2C base entity."""
super().__init__(coordinator, description)
self._attr_unique_id = f"{entry_id}_{description.key}"
@property
def is_on(self) -> bool:
"""Return the state of the V2C binary_sensor."""
return self.entity_description.value_fn(self.coordinator.evse)