170 lines
4.7 KiB
Python
170 lines
4.7 KiB
Python
"""Support for RFXtrx lights."""
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import logging
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import RFXtrx as rfxtrxmod
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS,
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SUPPORT_BRIGHTNESS,
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LightEntity,
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)
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from homeassistant.const import CONF_DEVICES, STATE_ON
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from homeassistant.core import callback
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from . import (
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CONF_AUTOMATIC_ADD,
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CONF_DATA_BITS,
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CONF_SIGNAL_REPETITIONS,
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DEFAULT_SIGNAL_REPETITIONS,
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SIGNAL_EVENT,
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RfxtrxCommandEntity,
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get_device_id,
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get_rfx_object,
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)
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from .const import COMMAND_OFF_LIST, COMMAND_ON_LIST
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_LOGGER = logging.getLogger(__name__)
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SUPPORT_RFXTRX = SUPPORT_BRIGHTNESS
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async def async_setup_entry(
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hass,
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config_entry,
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async_add_entities,
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):
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"""Set up config entry."""
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discovery_info = config_entry.data
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device_ids = set()
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def supported(event):
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return (
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isinstance(event.device, rfxtrxmod.LightingDevice)
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and event.device.known_to_be_dimmable
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)
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# Add switch from config file
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entities = []
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for packet_id, entity_info in discovery_info[CONF_DEVICES].items():
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event = get_rfx_object(packet_id)
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if event is None:
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_LOGGER.error("Invalid device: %s", packet_id)
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continue
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if not supported(event):
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continue
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device_id = get_device_id(
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event.device, data_bits=entity_info.get(CONF_DATA_BITS)
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)
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if device_id in device_ids:
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continue
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device_ids.add(device_id)
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entity = RfxtrxLight(
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event.device, device_id, entity_info[CONF_SIGNAL_REPETITIONS]
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)
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entities.append(entity)
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async_add_entities(entities)
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@callback
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def light_update(event, device_id):
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"""Handle light updates from the RFXtrx gateway."""
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if not supported(event):
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return
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if device_id in device_ids:
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return
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device_ids.add(device_id)
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_LOGGER.info(
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"Added light (Device ID: %s Class: %s Sub: %s, Event: %s)",
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event.device.id_string.lower(),
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event.device.__class__.__name__,
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event.device.subtype,
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"".join(f"{x:02x}" for x in event.data),
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)
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entity = RfxtrxLight(
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event.device, device_id, DEFAULT_SIGNAL_REPETITIONS, event=event
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)
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async_add_entities([entity])
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# Subscribe to main RFXtrx events
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if discovery_info[CONF_AUTOMATIC_ADD]:
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hass.helpers.dispatcher.async_dispatcher_connect(SIGNAL_EVENT, light_update)
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class RfxtrxLight(RfxtrxCommandEntity, LightEntity):
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"""Representation of a RFXtrx light."""
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_brightness = 0
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async def async_added_to_hass(self):
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"""Restore RFXtrx device state (ON/OFF)."""
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await super().async_added_to_hass()
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if self._event is None:
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old_state = await self.async_get_last_state()
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if old_state is not None:
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self._state = old_state.state == STATE_ON
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self._brightness = old_state.attributes.get(ATTR_BRIGHTNESS)
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@property
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def brightness(self):
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"""Return the brightness of this light between 0..255."""
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return self._brightness
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@property
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def supported_features(self):
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"""Flag supported features."""
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return SUPPORT_RFXTRX
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@property
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def is_on(self):
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"""Return true if device is on."""
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return self._state
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async def async_turn_on(self, **kwargs):
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"""Turn the device on."""
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brightness = kwargs.get(ATTR_BRIGHTNESS)
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self._state = True
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if brightness is None:
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await self._async_send(self._device.send_on)
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self._brightness = 255
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else:
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await self._async_send(self._device.send_dim, brightness * 100 // 255)
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self._brightness = brightness
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self.async_write_ha_state()
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async def async_turn_off(self, **kwargs):
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"""Turn the device off."""
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await self._async_send(self._device.send_off)
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self._state = False
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self._brightness = 0
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self.async_write_ha_state()
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def _apply_event(self, event):
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"""Apply command from rfxtrx."""
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super()._apply_event(event)
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if event.values["Command"] in COMMAND_ON_LIST:
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self._state = True
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elif event.values["Command"] in COMMAND_OFF_LIST:
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self._state = False
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elif event.values["Command"] == "Set level":
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self._brightness = event.values["Dim level"] * 255 // 100
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self._state = self._brightness > 0
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@callback
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def _handle_event(self, event, device_id):
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"""Check if event applies to me and update."""
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if device_id != self._device_id:
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return
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self._apply_event(event)
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self.async_write_ha_state()
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