mirror of
https://github.com/home-assistant/core
synced 2024-08-31 05:57:13 +02:00
91 lines
2.6 KiB
Python
91 lines
2.6 KiB
Python
"""Support for Blink system camera sensors."""
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import logging
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from homeassistant.components.sensor import SensorEntity
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from homeassistant.const import (
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DEVICE_CLASS_SIGNAL_STRENGTH,
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DEVICE_CLASS_TEMPERATURE,
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SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
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TEMP_FAHRENHEIT,
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)
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from .const import DOMAIN, TYPE_TEMPERATURE, TYPE_WIFI_STRENGTH
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_LOGGER = logging.getLogger(__name__)
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SENSORS = {
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TYPE_TEMPERATURE: ["Temperature", TEMP_FAHRENHEIT, DEVICE_CLASS_TEMPERATURE],
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TYPE_WIFI_STRENGTH: [
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"Wifi Signal",
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SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
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DEVICE_CLASS_SIGNAL_STRENGTH,
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],
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}
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async def async_setup_entry(hass, config, async_add_entities):
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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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for camera in data.cameras:
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for sensor_type in SENSORS:
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entities.append(BlinkSensor(data, camera, sensor_type))
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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, sensor_type):
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"""Initialize sensors from Blink camera."""
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name, units, device_class = SENSORS[sensor_type]
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self._name = f"{DOMAIN} {camera} {name}"
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self._camera_name = name
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self._type = sensor_type
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self._device_class = device_class
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self.data = data
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self._camera = data.cameras[camera]
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self._state = None
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self._unit_of_measurement = units
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self._unique_id = f"{self._camera.serial}-{self._type}"
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self._sensor_key = self._type
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if self._type == "temperature":
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self._sensor_key = "temperature_calibrated"
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@property
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def name(self):
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"""Return the name of the camera."""
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return self._name
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@property
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def unique_id(self):
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"""Return the unique id for the camera sensor."""
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return self._unique_id
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@property
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def state(self):
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"""Return the camera's current state."""
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return self._state
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@property
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def device_class(self):
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"""Return the device's class."""
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return self._device_class
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement."""
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return self._unit_of_measurement
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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._state = self._camera.attributes[self._sensor_key]
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except KeyError:
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self._state = 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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