core/homeassistant/components/deconz/sensor.py

149 lines
4.7 KiB
Python

"""Support for deCONZ sensors."""
from homeassistant.const import (
ATTR_BATTERY_LEVEL, ATTR_VOLTAGE, DEVICE_CLASS_BATTERY)
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.util import slugify
from .const import (
ATTR_DARK, ATTR_ON, CONF_ALLOW_CLIP_SENSOR, DOMAIN as DECONZ_DOMAIN)
from .deconz_device import DeconzDevice
DEPENDENCIES = ['deconz']
ATTR_CURRENT = 'current'
ATTR_DAYLIGHT = 'daylight'
ATTR_EVENT_ID = 'event_id'
async def async_setup_platform(
hass, config, async_add_entities, discovery_info=None):
"""Old way of setting up deCONZ sensors."""
pass
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up the deCONZ sensors."""
gateway = hass.data[DECONZ_DOMAIN]
@callback
def async_add_sensor(sensors):
"""Add sensors from deCONZ."""
from pydeconz.sensor import DECONZ_SENSOR, SWITCH as DECONZ_REMOTE
entities = []
allow_clip_sensor = config_entry.data.get(CONF_ALLOW_CLIP_SENSOR, True)
for sensor in sensors:
if sensor.type in DECONZ_SENSOR and \
not (not allow_clip_sensor and sensor.type.startswith('CLIP')):
if sensor.type in DECONZ_REMOTE:
if sensor.battery:
entities.append(DeconzBattery(sensor, gateway))
else:
entities.append(DeconzSensor(sensor, gateway))
async_add_entities(entities, True)
gateway.listeners.append(
async_dispatcher_connect(hass, 'deconz_new_sensor', async_add_sensor))
async_add_sensor(gateway.api.sensors.values())
class DeconzSensor(DeconzDevice):
"""Representation of a deCONZ sensor."""
@callback
def async_update_callback(self, reason):
"""Update the sensor's state.
If reason is that state is updated,
or reachable has changed or battery has changed.
"""
if reason['state'] or \
'reachable' in reason['attr'] or \
'battery' in reason['attr'] or \
'on' in reason['attr']:
self.async_schedule_update_ha_state()
@property
def state(self):
"""Return the state of the sensor."""
return self._device.state
@property
def device_class(self):
"""Return the class of the sensor."""
return self._device.sensor_class
@property
def icon(self):
"""Return the icon to use in the frontend."""
return self._device.sensor_icon
@property
def unit_of_measurement(self):
"""Return the unit of measurement of this sensor."""
return self._device.sensor_unit
@property
def device_state_attributes(self):
"""Return the state attributes of the sensor."""
from pydeconz.sensor import LIGHTLEVEL
attr = {}
if self._device.battery:
attr[ATTR_BATTERY_LEVEL] = self._device.battery
if self._device.on is not None:
attr[ATTR_ON] = self._device.on
if self._device.type in LIGHTLEVEL and self._device.dark is not None:
attr[ATTR_DARK] = self._device.dark
if self.unit_of_measurement == 'Watts':
attr[ATTR_CURRENT] = self._device.current
attr[ATTR_VOLTAGE] = self._device.voltage
if self._device.sensor_class == 'daylight':
attr[ATTR_DAYLIGHT] = self._device.daylight
return attr
class DeconzBattery(DeconzDevice):
"""Battery class for when a device is only represented as an event."""
def __init__(self, device, gateway):
"""Register dispatcher callback for update of battery state."""
super().__init__(device, gateway)
self._name = '{} {}'.format(self._device.name, 'Battery Level')
self._unit_of_measurement = "%"
@callback
def async_update_callback(self, reason):
"""Update the battery's state, if needed."""
if 'reachable' in reason['attr'] or 'battery' in reason['attr']:
self.async_schedule_update_ha_state()
@property
def state(self):
"""Return the state of the battery."""
return self._device.battery
@property
def name(self):
"""Return the name of the battery."""
return self._name
@property
def device_class(self):
"""Return the class of the sensor."""
return DEVICE_CLASS_BATTERY
@property
def unit_of_measurement(self):
"""Return the unit of measurement of this entity."""
return self._unit_of_measurement
@property
def device_state_attributes(self):
"""Return the state attributes of the battery."""
attr = {
ATTR_EVENT_ID: slugify(self._device.name),
}
return attr