core/homeassistant/components/deconz/deconz_device.py

75 lines
2.5 KiB
Python

"""Base class for deCONZ devices."""
from homeassistant.core import callback
from homeassistant.helpers.device_registry import CONNECTION_ZIGBEE
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity import Entity
from .const import DOMAIN as DECONZ_DOMAIN
class DeconzDevice(Entity):
"""Representation of a deCONZ device."""
def __init__(self, device, gateway):
"""Set up device and add update callback to get data from websocket."""
self._device = device
self.gateway = gateway
self.unsub_dispatcher = None
async def async_added_to_hass(self):
"""Subscribe to device events."""
self._device.register_async_callback(self.async_update_callback)
self.gateway.deconz_ids[self.entity_id] = self._device.deconz_id
self.unsub_dispatcher = async_dispatcher_connect(
self.hass, self.gateway.event_reachable,
self.async_update_callback)
async def async_will_remove_from_hass(self) -> None:
"""Disconnect device object when removed."""
self._device.remove_callback(self.async_update_callback)
del self.gateway.deconz_ids[self.entity_id]
self.unsub_dispatcher()
@callback
def async_update_callback(self, reason):
"""Update the device's state."""
self.async_schedule_update_ha_state()
@property
def name(self):
"""Return the name of the device."""
return self._device.name
@property
def unique_id(self):
"""Return a unique identifier for this device."""
return self._device.uniqueid
@property
def available(self):
"""Return True if device is available."""
return self.gateway.available and self._device.reachable
@property
def should_poll(self):
"""No polling needed."""
return False
@property
def device_info(self):
"""Return a device description for device registry."""
if (self._device.uniqueid is None or
self._device.uniqueid.count(':') != 7):
return None
serial = self._device.uniqueid.split('-', 1)[0]
bridgeid = self.gateway.api.config.bridgeid
return {
'connections': {(CONNECTION_ZIGBEE, serial)},
'identifiers': {(DECONZ_DOMAIN, serial)},
'manufacturer': self._device.manufacturer,
'model': self._device.modelid,
'name': self._device.name,
'sw_version': self._device.swversion,
'via_hub': (DECONZ_DOMAIN, bridgeid),
}