core/homeassistant/components/geniushub/sensor.py

137 lines
3.9 KiB
Python

"""Support for Genius Hub sensor devices."""
from datetime import datetime
import logging
from homeassistant.const import DEVICE_CLASS_BATTERY
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity import Entity
from . import DOMAIN
_LOGGER = logging.getLogger(__name__)
GH_HAS_BATTERY = [
'Room Thermostat', 'Genius Valve', 'Room Sensor', 'Radiator Valve']
GH_LEVEL_MAPPING = {
'error': 'Errors',
'warning': 'Warnings',
'information': 'Information'
}
async def async_setup_platform(hass, config, async_add_entities,
discovery_info=None):
"""Set up the Genius Hub sensor entities."""
client = hass.data[DOMAIN]['client']
sensors = [GeniusDevice(client, d)
for d in client.hub.device_objs if d.type in GH_HAS_BATTERY]
issues = [GeniusIssue(client, i)
for i in list(GH_LEVEL_MAPPING)]
async_add_entities(sensors + issues, update_before_add=True)
class GeniusDevice(Entity):
"""Representation of a Genius Hub sensor."""
def __init__(self, client, device):
"""Initialize the sensor."""
self._client = client
self._device = device
self._name = '{} {}'.format(device.type, device.id)
async def async_added_to_hass(self):
"""Set up a listener when this entity is added to HA."""
async_dispatcher_connect(self.hass, DOMAIN, self._refresh)
@callback
def _refresh(self):
self.async_schedule_update_ha_state(force_refresh=True)
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def device_class(self):
"""Return the device class of the sensor."""
return DEVICE_CLASS_BATTERY
@property
def unit_of_measurement(self):
"""Return the unit of measurement of the sensor."""
return '%'
@property
def should_poll(self) -> bool:
"""Return False as the geniushub devices should not be polled."""
return False
@property
def state(self):
"""Return the state of the sensor."""
level = self._device.state['batteryLevel']
return level if level != 255 else 0
@property
def device_state_attributes(self):
"""Return the device state attributes."""
attrs = {}
attrs['assigned_zone'] = self._device.assignedZones[0]['name']
last_comms = self._device._info_raw['childValues']['lastComms']['val'] # noqa; pylint: disable=protected-access
attrs['last_comms'] = datetime.utcfromtimestamp(
last_comms).isoformat()
return {**attrs}
class GeniusIssue(Entity):
"""Representation of a Genius Hub sensor."""
def __init__(self, client, level):
"""Initialize the sensor."""
self._hub = client.hub
self._name = GH_LEVEL_MAPPING[level]
self._level = level
self._issues = []
async def async_added_to_hass(self):
"""Set up a listener when this entity is added to HA."""
async_dispatcher_connect(self.hass, DOMAIN, self._refresh)
@callback
def _refresh(self):
self.async_schedule_update_ha_state(force_refresh=True)
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def should_poll(self) -> bool:
"""Return False as the geniushub devices should not be polled."""
return False
@property
def state(self):
"""Return the number of issues."""
return len(self._issues)
@property
def device_state_attributes(self):
"""Return the device state attributes."""
return {'{}_list'.format(self._level): self._issues}
async def async_update(self):
"""Process the sensor's state data."""
self._issues = [i['description']
for i in self._hub.issues if i['level'] == self._level]