mirror of
https://github.com/home-assistant/core
synced 2024-10-13 14:52:10 +02:00
85 lines
2.8 KiB
Python
85 lines
2.8 KiB
Python
"""Support for Blink system camera sensors."""
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from __future__ import annotations
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import logging
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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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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import SIGNAL_STRENGTH_DECIBELS_MILLIWATT, TEMP_FAHRENHEIT
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity import DeviceInfo, EntityCategory
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from .const import DEFAULT_BRAND, DOMAIN, TYPE_TEMPERATURE, TYPE_WIFI_STRENGTH
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_LOGGER = logging.getLogger(__name__)
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SENSOR_TYPES: tuple[SensorEntityDescription, ...] = (
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SensorEntityDescription(
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key=TYPE_TEMPERATURE,
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name="Temperature",
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native_unit_of_measurement=TEMP_FAHRENHEIT,
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device_class=SensorDeviceClass.TEMPERATURE,
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entity_category=EntityCategory.DIAGNOSTIC,
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),
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SensorEntityDescription(
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key=TYPE_WIFI_STRENGTH,
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name="Wifi Signal",
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native_unit_of_measurement=SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
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device_class=SensorDeviceClass.SIGNAL_STRENGTH,
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entity_category=EntityCategory.DIAGNOSTIC,
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant, config: ConfigEntry, async_add_entities: AddEntitiesCallback
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) -> None:
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"""Initialize a Blink sensor."""
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data = hass.data[DOMAIN][config.entry_id]
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entities = [
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BlinkSensor(data, camera, description)
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for camera in data.cameras
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for description in SENSOR_TYPES
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]
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async_add_entities(entities)
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class BlinkSensor(SensorEntity):
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"""A Blink camera sensor."""
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def __init__(self, data, camera, description: SensorEntityDescription):
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"""Initialize sensors from Blink camera."""
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self.entity_description = description
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self._attr_name = f"{DOMAIN} {camera} {description.name}"
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self.data = data
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self._camera = data.cameras[camera]
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self._attr_unique_id = f"{self._camera.serial}-{description.key}"
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self._sensor_key = (
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"temperature_calibrated"
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if description.key == "temperature"
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else description.key
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)
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self._attr_device_info = DeviceInfo(
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identifiers={(DOMAIN, self._camera.serial)},
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name=camera,
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manufacturer=DEFAULT_BRAND,
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model=self._camera.camera_type,
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)
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def update(self):
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"""Retrieve sensor data from the camera."""
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self.data.refresh()
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try:
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self._attr_native_value = self._camera.attributes[self._sensor_key]
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except KeyError:
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self._attr_native_value = None
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_LOGGER.error(
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"%s not a valid camera attribute. Did the API change?", self._sensor_key
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)
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