core/homeassistant/components/lcn/light.py

205 lines
6.8 KiB
Python

"""Support for LCN lights."""
import pypck
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
ATTR_TRANSITION,
DOMAIN as DOMAIN_LIGHT,
SUPPORT_BRIGHTNESS,
SUPPORT_TRANSITION,
LightEntity,
)
from homeassistant.const import CONF_ADDRESS, CONF_DOMAIN, CONF_ENTITIES
from . import LcnEntity
from .const import (
CONF_DIMMABLE,
CONF_DOMAIN_DATA,
CONF_OUTPUT,
CONF_TRANSITION,
OUTPUT_PORTS,
)
from .helpers import get_device_connection
PARALLEL_UPDATES = 0
def create_lcn_light_entity(hass, entity_config, config_entry):
"""Set up an entity for this domain."""
device_connection = get_device_connection(
hass, tuple(entity_config[CONF_ADDRESS]), config_entry
)
if entity_config[CONF_DOMAIN_DATA][CONF_OUTPUT] in OUTPUT_PORTS:
return LcnOutputLight(entity_config, config_entry.entry_id, device_connection)
# in RELAY_PORTS
return LcnRelayLight(entity_config, config_entry.entry_id, device_connection)
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up LCN light entities from a config entry."""
entities = []
for entity_config in config_entry.data[CONF_ENTITIES]:
if entity_config[CONF_DOMAIN] == DOMAIN_LIGHT:
entities.append(create_lcn_light_entity(hass, entity_config, config_entry))
async_add_entities(entities)
class LcnOutputLight(LcnEntity, LightEntity):
"""Representation of a LCN light for output ports."""
def __init__(self, config, entry_id, device_connection):
"""Initialize the LCN light."""
super().__init__(config, entry_id, device_connection)
self.output = pypck.lcn_defs.OutputPort[config[CONF_DOMAIN_DATA][CONF_OUTPUT]]
self._transition = pypck.lcn_defs.time_to_ramp_value(
config[CONF_DOMAIN_DATA][CONF_TRANSITION]
)
self.dimmable = config[CONF_DOMAIN_DATA][CONF_DIMMABLE]
self._brightness = 255
self._is_on = False
self._is_dimming_to_zero = False
async def async_added_to_hass(self):
"""Run when entity about to be added to hass."""
await super().async_added_to_hass()
if not self.device_connection.is_group:
await self.device_connection.activate_status_request_handler(self.output)
async def async_will_remove_from_hass(self):
"""Run when entity will be removed from hass."""
await super().async_will_remove_from_hass()
if not self.device_connection.is_group:
await self.device_connection.cancel_status_request_handler(self.output)
@property
def supported_features(self):
"""Flag supported features."""
if self.dimmable:
return SUPPORT_TRANSITION | SUPPORT_BRIGHTNESS
return SUPPORT_TRANSITION
@property
def brightness(self):
"""Return the brightness of this light between 0..255."""
return self._brightness
@property
def is_on(self):
"""Return True if entity is on."""
return self._is_on
async def async_turn_on(self, **kwargs):
"""Turn the entity on."""
if ATTR_BRIGHTNESS in kwargs:
percent = int(kwargs[ATTR_BRIGHTNESS] / 255.0 * 100)
else:
percent = 100
if ATTR_TRANSITION in kwargs:
transition = pypck.lcn_defs.time_to_ramp_value(
kwargs[ATTR_TRANSITION] * 1000
)
else:
transition = self._transition
if not await self.device_connection.dim_output(
self.output.value, percent, transition
):
return
self._is_on = True
self._is_dimming_to_zero = False
self.async_write_ha_state()
async def async_turn_off(self, **kwargs):
"""Turn the entity off."""
if ATTR_TRANSITION in kwargs:
transition = pypck.lcn_defs.time_to_ramp_value(
kwargs[ATTR_TRANSITION] * 1000
)
else:
transition = self._transition
if not await self.device_connection.dim_output(
self.output.value, 0, transition
):
return
self._is_dimming_to_zero = bool(transition)
self._is_on = False
self.async_write_ha_state()
def input_received(self, input_obj):
"""Set light state when LCN input object (command) is received."""
if (
not isinstance(input_obj, pypck.inputs.ModStatusOutput)
or input_obj.get_output_id() != self.output.value
):
return
self._brightness = int(input_obj.get_percent() / 100.0 * 255)
if self.brightness == 0:
self._is_dimming_to_zero = False
if not self._is_dimming_to_zero:
self._is_on = self.brightness > 0
self.async_write_ha_state()
class LcnRelayLight(LcnEntity, LightEntity):
"""Representation of a LCN light for relay ports."""
def __init__(self, config, entry_id, device_connection):
"""Initialize the LCN light."""
super().__init__(config, entry_id, device_connection)
self.output = pypck.lcn_defs.RelayPort[config[CONF_DOMAIN_DATA][CONF_OUTPUT]]
self._is_on = False
async def async_added_to_hass(self):
"""Run when entity about to be added to hass."""
await super().async_added_to_hass()
if not self.device_connection.is_group:
await self.device_connection.activate_status_request_handler(self.output)
async def async_will_remove_from_hass(self):
"""Run when entity will be removed from hass."""
await super().async_will_remove_from_hass()
if not self.device_connection.is_group:
await self.device_connection.cancel_status_request_handler(self.output)
@property
def is_on(self):
"""Return True if entity is on."""
return self._is_on
async def async_turn_on(self, **kwargs):
"""Turn the entity on."""
states = [pypck.lcn_defs.RelayStateModifier.NOCHANGE] * 8
states[self.output.value] = pypck.lcn_defs.RelayStateModifier.ON
if not await self.device_connection.control_relays(states):
return
self._is_on = True
self.async_write_ha_state()
async def async_turn_off(self, **kwargs):
"""Turn the entity off."""
states = [pypck.lcn_defs.RelayStateModifier.NOCHANGE] * 8
states[self.output.value] = pypck.lcn_defs.RelayStateModifier.OFF
if not await self.device_connection.control_relays(states):
return
self._is_on = False
self.async_write_ha_state()
def input_received(self, input_obj):
"""Set light state when LCN input object (command) is received."""
if not isinstance(input_obj, pypck.inputs.ModStatusRelays):
return
self._is_on = input_obj.get_state(self.output.value)
self.async_write_ha_state()