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core/homeassistant/components/togrill/sensor.py
2025-08-27 01:17:33 +02:00

129 lines
3.9 KiB
Python

"""Support for sensor entities."""
from __future__ import annotations
from collections.abc import Callable, Mapping
from dataclasses import dataclass
from typing import Any, cast
from togrill_bluetooth.packets import Packet, PacketA0Notify, PacketA1Notify
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
StateType,
)
from homeassistant.const import PERCENTAGE, EntityCategory, UnitOfTemperature
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
from . import ToGrillConfigEntry
from .const import CONF_PROBE_COUNT, MAX_PROBE_COUNT
from .coordinator import ToGrillCoordinator
from .entity import ToGrillEntity
PARALLEL_UPDATES = 0
@dataclass(kw_only=True, frozen=True)
class ToGrillSensorEntityDescription(SensorEntityDescription):
"""Description of entity."""
packet_type: int
packet_extract: Callable[[Packet], StateType]
entity_supported: Callable[[Mapping[str, Any]], bool] = lambda _: True
probe_number: int | None = None
def _get_temperature_description(probe_number: int):
def _get(packet: Packet) -> StateType:
assert isinstance(packet, PacketA1Notify)
if len(packet.temperatures) < probe_number:
return None
temperature = packet.temperatures[probe_number - 1]
if temperature is None:
return None
return temperature
def _supported(config: Mapping[str, Any]):
return probe_number <= config[CONF_PROBE_COUNT]
return ToGrillSensorEntityDescription(
key=f"temperature_{probe_number}",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
state_class=SensorStateClass.MEASUREMENT,
suggested_display_precision=1,
packet_type=PacketA1Notify.type,
packet_extract=_get,
entity_supported=_supported,
probe_number=probe_number,
)
ENTITY_DESCRIPTIONS = (
ToGrillSensorEntityDescription(
key="battery",
device_class=SensorDeviceClass.BATTERY,
native_unit_of_measurement=PERCENTAGE,
entity_category=EntityCategory.DIAGNOSTIC,
state_class=SensorStateClass.MEASUREMENT,
suggested_display_precision=0,
packet_type=PacketA0Notify.type,
packet_extract=lambda packet: cast(PacketA0Notify, packet).battery,
),
*[
_get_temperature_description(probe_number)
for probe_number in range(1, MAX_PROBE_COUNT + 1)
],
)
async def async_setup_entry(
hass: HomeAssistant,
entry: ToGrillConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up sensor based on a config entry."""
coordinator = entry.runtime_data
async_add_entities(
ToGrillSensor(coordinator, entity_description)
for entity_description in ENTITY_DESCRIPTIONS
if entity_description.entity_supported(entry.data)
)
class ToGrillSensor(ToGrillEntity, SensorEntity):
"""Representation of a sensor."""
entity_description: ToGrillSensorEntityDescription
def __init__(
self,
coordinator: ToGrillCoordinator,
entity_description: ToGrillSensorEntityDescription,
) -> None:
"""Initialize sensor."""
super().__init__(coordinator, entity_description.probe_number)
self.entity_description = entity_description
self._attr_unique_id = f"{coordinator.address}_{entity_description.key}"
@property
def available(self) -> bool:
"""Return if entity is available."""
return super().available and self.native_value is not None
@property
def native_value(self) -> StateType:
"""Get current value."""
if packet := self.coordinator.data.get(
(self.entity_description.packet_type, None)
):
return self.entity_description.packet_extract(packet)
return None