core/homeassistant/components/mobile_app/sensor.py

70 lines
2.1 KiB
Python

"""Sensor platform for mobile_app."""
from functools import partial
from homeassistant.const import CONF_WEBHOOK_ID
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from .const import (ATTR_SENSOR_STATE,
ATTR_SENSOR_TYPE_SENSOR as ENTITY_TYPE,
ATTR_SENSOR_UNIQUE_ID, ATTR_SENSOR_UOM, DATA_DEVICES,
DOMAIN)
from .entity import MobileAppEntity, sensor_id
DEPENDENCIES = ['mobile_app']
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up mobile app sensor from a config entry."""
entities = list()
webhook_id = config_entry.data[CONF_WEBHOOK_ID]
for config in hass.data[DOMAIN][ENTITY_TYPE].values():
if config[CONF_WEBHOOK_ID] != webhook_id:
continue
device = hass.data[DOMAIN][DATA_DEVICES][webhook_id]
entities.append(MobileAppSensor(config, device, config_entry))
async_add_entities(entities)
@callback
def handle_sensor_registration(webhook_id, data):
if data[CONF_WEBHOOK_ID] != webhook_id:
return
unique_id = sensor_id(data[CONF_WEBHOOK_ID],
data[ATTR_SENSOR_UNIQUE_ID])
entity = hass.data[DOMAIN][ENTITY_TYPE][unique_id]
if 'added' in entity:
return
entity['added'] = True
device = hass.data[DOMAIN][DATA_DEVICES][data[CONF_WEBHOOK_ID]]
async_add_entities([MobileAppSensor(data, device, config_entry)])
async_dispatcher_connect(hass,
'{}_{}_register'.format(DOMAIN, ENTITY_TYPE),
partial(handle_sensor_registration, webhook_id))
class MobileAppSensor(MobileAppEntity):
"""Representation of an mobile app sensor."""
@property
def state(self):
"""Return the state of the sensor."""
return self._config[ATTR_SENSOR_STATE]
@property
def unit_of_measurement(self):
"""Return the unit of measurement this sensor expresses itself in."""
return self._config.get(ATTR_SENSOR_UOM)