core/homeassistant/components/qwikswitch/entity.py

75 lines
2.1 KiB
Python

"""Support for Qwikswitch devices."""
from __future__ import annotations
from homeassistant.components.light import ATTR_BRIGHTNESS
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity import Entity
from . import DOMAIN
class QSEntity(Entity):
"""Qwikswitch Entity base."""
_attr_should_poll = False
def __init__(self, qsid, name):
"""Initialize the QSEntity."""
self._name = name
self.qsid = qsid
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def unique_id(self):
"""Return a unique identifier for this sensor."""
return f"qs{self.qsid}"
@callback
def update_packet(self, packet):
"""Receive update packet from QSUSB. Match dispather_send signature."""
self.async_write_ha_state()
async def async_added_to_hass(self):
"""Listen for updates from QSUSb via dispatcher."""
self.async_on_remove(
async_dispatcher_connect(self.hass, self.qsid, self.update_packet)
)
class QSToggleEntity(QSEntity):
"""Representation of a Qwikswitch Toggle Entity.
Implemented:
- QSLight extends QSToggleEntity and Light[2] (ToggleEntity[1])
- QSSwitch extends QSToggleEntity and SwitchEntity[3] (ToggleEntity[1])
[1] /helpers/entity.py
[2] /components/light/__init__.py
[3] /components/switch/__init__.py
"""
def __init__(self, qsid, qsusb):
"""Initialize the ToggleEntity."""
self.device = qsusb.devices[qsid]
super().__init__(qsid, self.device.name)
@property
def is_on(self):
"""Check if device is on (non-zero)."""
return self.device.value > 0
async def async_turn_on(self, **kwargs):
"""Turn the device on."""
new = kwargs.get(ATTR_BRIGHTNESS, 255)
self.hass.data[DOMAIN].devices.set_value(self.qsid, new)
async def async_turn_off(self, **_):
"""Turn the device off."""
self.hass.data[DOMAIN].devices.set_value(self.qsid, 0)