mirror of
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92 lines
2.7 KiB
Python
92 lines
2.7 KiB
Python
"""Support for sensors."""
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from __future__ import annotations
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from collections.abc import Callable
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from dataclasses import dataclass
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from typing import Final
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from aioamazondevices.api import AmazonDevice
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from homeassistant.components.sensor import (
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SensorDeviceClass,
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SensorEntity,
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SensorEntityDescription,
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SensorStateClass,
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)
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from homeassistant.const import LIGHT_LUX, UnitOfTemperature
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from homeassistant.helpers.typing import StateType
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from .coordinator import AmazonConfigEntry
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from .entity import AmazonEntity
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# Coordinator is used to centralize the data updates
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PARALLEL_UPDATES = 0
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@dataclass(frozen=True, kw_only=True)
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class AmazonSensorEntityDescription(SensorEntityDescription):
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"""Amazon Devices sensor entity description."""
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native_unit_of_measurement_fn: Callable[[AmazonDevice, str], str] | None = None
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SENSORS: Final = (
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AmazonSensorEntityDescription(
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key="temperature",
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device_class=SensorDeviceClass.TEMPERATURE,
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native_unit_of_measurement_fn=lambda device, _key: (
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UnitOfTemperature.CELSIUS
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if device.sensors[_key].scale == "CELSIUS"
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else UnitOfTemperature.FAHRENHEIT
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),
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state_class=SensorStateClass.MEASUREMENT,
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),
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AmazonSensorEntityDescription(
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key="illuminance",
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device_class=SensorDeviceClass.ILLUMINANCE,
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native_unit_of_measurement=LIGHT_LUX,
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state_class=SensorStateClass.MEASUREMENT,
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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entry: AmazonConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up Amazon Devices sensors based on a config entry."""
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coordinator = entry.runtime_data
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async_add_entities(
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AmazonSensorEntity(coordinator, serial_num, sensor_desc)
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for sensor_desc in SENSORS
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for serial_num in coordinator.data
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if coordinator.data[serial_num].sensors.get(sensor_desc.key) is not None
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)
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class AmazonSensorEntity(AmazonEntity, SensorEntity):
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"""Sensor device."""
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entity_description: AmazonSensorEntityDescription
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@property
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def native_unit_of_measurement(self) -> str | None:
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"""Return the unit of measurement of the sensor."""
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if self.entity_description.native_unit_of_measurement_fn:
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return self.entity_description.native_unit_of_measurement_fn(
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self.device, self.entity_description.key
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)
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return super().native_unit_of_measurement
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@property
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def native_value(self) -> StateType:
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"""Return the state of the sensor."""
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return self.device.sensors[self.entity_description.key].value
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