core/homeassistant/components/canary/sensor.py

124 lines
4.0 KiB
Python

"""Support for Canary sensors."""
from homeassistant.const import TEMP_CELSIUS
from homeassistant.helpers.entity import Entity
from homeassistant.helpers.icon import icon_for_battery_level
from . import DATA_CANARY
SENSOR_VALUE_PRECISION = 2
ATTR_AIR_QUALITY = "air_quality"
# Sensor types are defined like so:
# sensor type name, unit_of_measurement, icon
SENSOR_TYPES = [
["temperature", TEMP_CELSIUS, "mdi:thermometer", ["Canary"]],
["humidity", "%", "mdi:water-percent", ["Canary"]],
["air_quality", None, "mdi:weather-windy", ["Canary"]],
["wifi", "dBm", "mdi:wifi", ["Canary Flex"]],
["battery", "%", "mdi:battery-50", ["Canary Flex"]],
]
STATE_AIR_QUALITY_NORMAL = "normal"
STATE_AIR_QUALITY_ABNORMAL = "abnormal"
STATE_AIR_QUALITY_VERY_ABNORMAL = "very_abnormal"
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Canary sensors."""
data = hass.data[DATA_CANARY]
devices = []
for location in data.locations:
for device in location.devices:
if device.is_online:
device_type = device.device_type
for sensor_type in SENSOR_TYPES:
if device_type.get("name") in sensor_type[3]:
devices.append(
CanarySensor(data, sensor_type, location, device)
)
add_entities(devices, True)
class CanarySensor(Entity):
"""Representation of a Canary sensor."""
def __init__(self, data, sensor_type, location, device):
"""Initialize the sensor."""
self._data = data
self._sensor_type = sensor_type
self._device_id = device.device_id
self._sensor_value = None
sensor_type_name = sensor_type[0].replace("_", " ").title()
self._name = f"{location.name} {device.name} {sensor_type_name}"
@property
def name(self):
"""Return the name of the Canary sensor."""
return self._name
@property
def state(self):
"""Return the state of the sensor."""
return self._sensor_value
@property
def unique_id(self):
"""Return the unique ID of this sensor."""
return "{}_{}".format(self._device_id, self._sensor_type[0])
@property
def unit_of_measurement(self):
"""Return the unit of measurement."""
return self._sensor_type[1]
@property
def icon(self):
"""Icon for the sensor."""
if self.state is not None and self._sensor_type[0] == "battery":
return icon_for_battery_level(battery_level=self.state)
return self._sensor_type[2]
@property
def device_state_attributes(self):
"""Return the state attributes."""
if self._sensor_type[0] == "air_quality" and self._sensor_value is not None:
air_quality = None
if self._sensor_value <= 0.4:
air_quality = STATE_AIR_QUALITY_VERY_ABNORMAL
elif self._sensor_value <= 0.59:
air_quality = STATE_AIR_QUALITY_ABNORMAL
elif self._sensor_value <= 1.0:
air_quality = STATE_AIR_QUALITY_NORMAL
return {ATTR_AIR_QUALITY: air_quality}
return None
def update(self):
"""Get the latest state of the sensor."""
self._data.update()
from canary.api import SensorType
canary_sensor_type = None
if self._sensor_type[0] == "air_quality":
canary_sensor_type = SensorType.AIR_QUALITY
elif self._sensor_type[0] == "temperature":
canary_sensor_type = SensorType.TEMPERATURE
elif self._sensor_type[0] == "humidity":
canary_sensor_type = SensorType.HUMIDITY
elif self._sensor_type[0] == "wifi":
canary_sensor_type = SensorType.WIFI
elif self._sensor_type[0] == "battery":
canary_sensor_type = SensorType.BATTERY
value = self._data.get_reading(self._device_id, canary_sensor_type)
if value is not None:
self._sensor_value = round(float(value), SENSOR_VALUE_PRECISION)