270 lines
9.1 KiB
Python
270 lines
9.1 KiB
Python
"""Support for IKEA Tradfri lights."""
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import logging
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import homeassistant.util.color as color_util
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS,
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ATTR_COLOR_TEMP,
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ATTR_HS_COLOR,
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ATTR_TRANSITION,
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Light,
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SUPPORT_BRIGHTNESS,
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SUPPORT_COLOR,
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SUPPORT_COLOR_TEMP,
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)
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from .base_class import TradfriBaseDevice, TradfriBaseClass
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from .const import (
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ATTR_DIMMER,
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ATTR_HUE,
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ATTR_SAT,
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ATTR_TRANSITION_TIME,
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SUPPORTED_LIGHT_FEATURES,
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SUPPORTED_GROUP_FEATURES,
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CONF_GATEWAY_ID,
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CONF_IMPORT_GROUPS,
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KEY_GATEWAY,
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KEY_API,
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)
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Load Tradfri lights based on a config entry."""
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gateway_id = config_entry.data[CONF_GATEWAY_ID]
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api = hass.data[KEY_API][config_entry.entry_id]
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gateway = hass.data[KEY_GATEWAY][config_entry.entry_id]
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devices_commands = await api(gateway.get_devices())
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devices = await api(devices_commands)
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lights = [dev for dev in devices if dev.has_light_control]
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if lights:
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async_add_entities(TradfriLight(light, api, gateway_id) for light in lights)
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if config_entry.data[CONF_IMPORT_GROUPS]:
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groups_commands = await api(gateway.get_groups())
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groups = await api(groups_commands)
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if groups:
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async_add_entities(TradfriGroup(group, api, gateway_id) for group in groups)
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class TradfriGroup(TradfriBaseClass, Light):
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"""The platform class for light groups required by hass."""
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def __init__(self, device, api, gateway_id):
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"""Initialize a Group."""
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super().__init__(device, api, gateway_id)
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self._unique_id = f"group-{gateway_id}-{device.id}"
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self._refresh(device)
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@property
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def should_poll(self):
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"""Poll needed for tradfri groups."""
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return True
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async def async_update(self):
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"""Fetch new state data for the group.
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This method is required for groups to update properly.
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"""
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await self._api(self._device.update())
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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 SUPPORTED_GROUP_FEATURES
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@property
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def is_on(self):
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"""Return true if group lights are on."""
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return self._device.state
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@property
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def brightness(self):
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"""Return the brightness of the group lights."""
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return self._device.dimmer
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async def async_turn_off(self, **kwargs):
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"""Instruct the group lights to turn off."""
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await self._api(self._device.set_state(0))
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async def async_turn_on(self, **kwargs):
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"""Instruct the group lights to turn on, or dim."""
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keys = {}
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if ATTR_TRANSITION in kwargs:
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keys["transition_time"] = int(kwargs[ATTR_TRANSITION]) * 10
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if ATTR_BRIGHTNESS in kwargs:
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if kwargs[ATTR_BRIGHTNESS] == 255:
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kwargs[ATTR_BRIGHTNESS] = 254
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await self._api(self._device.set_dimmer(kwargs[ATTR_BRIGHTNESS], **keys))
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else:
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await self._api(self._device.set_state(1))
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class TradfriLight(TradfriBaseDevice, Light):
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"""The platform class required by Home Assistant."""
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def __init__(self, device, api, gateway_id):
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"""Initialize a Light."""
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super().__init__(device, api, gateway_id)
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self._unique_id = f"light-{gateway_id}-{device.id}"
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self._hs_color = None
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# Calculate supported features
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_features = SUPPORTED_LIGHT_FEATURES
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if device.light_control.can_set_dimmer:
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_features |= SUPPORT_BRIGHTNESS
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if device.light_control.can_set_color:
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_features |= SUPPORT_COLOR
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if device.light_control.can_set_temp:
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_features |= SUPPORT_COLOR_TEMP
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self._features = _features
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self._refresh(device)
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@property
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def min_mireds(self):
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"""Return the coldest color_temp that this light supports."""
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return self._device_control.min_mireds
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@property
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def max_mireds(self):
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"""Return the warmest color_temp that this light supports."""
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return self._device_control.max_mireds
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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 self._features
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@property
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def is_on(self):
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"""Return true if light is on."""
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return self._device_data.state
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@property
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def brightness(self):
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"""Return the brightness of the light."""
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return self._device_data.dimmer
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@property
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def color_temp(self):
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"""Return the color temp value in mireds."""
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return self._device_data.color_temp
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@property
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def hs_color(self):
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"""HS color of the light."""
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if self._device_control.can_set_color:
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hsbxy = self._device_data.hsb_xy_color
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hue = hsbxy[0] / (self._device_control.max_hue / 360)
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sat = hsbxy[1] / (self._device_control.max_saturation / 100)
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if hue is not None and sat is not None:
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return hue, sat
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async def async_turn_off(self, **kwargs):
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"""Instruct the light to turn off."""
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# This allows transitioning to off, but resets the brightness
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# to 1 for the next set_state(True) command
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transition_time = None
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if ATTR_TRANSITION in kwargs:
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transition_time = int(kwargs[ATTR_TRANSITION]) * 10
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dimmer_data = {ATTR_DIMMER: 0, ATTR_TRANSITION_TIME: transition_time}
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await self._api(self._device_control.set_dimmer(**dimmer_data))
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else:
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await self._api(self._device_control.set_state(False))
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async def async_turn_on(self, **kwargs):
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"""Instruct the light to turn on."""
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transition_time = None
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if ATTR_TRANSITION in kwargs:
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transition_time = int(kwargs[ATTR_TRANSITION]) * 10
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dimmer_command = None
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if ATTR_BRIGHTNESS in kwargs:
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brightness = kwargs[ATTR_BRIGHTNESS]
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if brightness > 254:
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brightness = 254
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dimmer_data = {
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ATTR_DIMMER: brightness,
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ATTR_TRANSITION_TIME: transition_time,
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}
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dimmer_command = self._device_control.set_dimmer(**dimmer_data)
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transition_time = None
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else:
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dimmer_command = self._device_control.set_state(True)
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color_command = None
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if ATTR_HS_COLOR in kwargs and self._device_control.can_set_color:
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hue = int(kwargs[ATTR_HS_COLOR][0] * (self._device_control.max_hue / 360))
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sat = int(
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kwargs[ATTR_HS_COLOR][1] * (self._device_control.max_saturation / 100)
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)
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color_data = {
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ATTR_HUE: hue,
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ATTR_SAT: sat,
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ATTR_TRANSITION_TIME: transition_time,
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}
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color_command = self._device_control.set_hsb(**color_data)
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transition_time = None
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temp_command = None
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if ATTR_COLOR_TEMP in kwargs and (
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self._device_control.can_set_temp or self._device_control.can_set_color
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):
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temp = kwargs[ATTR_COLOR_TEMP]
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# White Spectrum bulb
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if self._device_control.can_set_temp:
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if temp > self.max_mireds:
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temp = self.max_mireds
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elif temp < self.min_mireds:
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temp = self.min_mireds
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temp_data = {
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ATTR_COLOR_TEMP: temp,
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ATTR_TRANSITION_TIME: transition_time,
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}
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temp_command = self._device_control.set_color_temp(**temp_data)
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transition_time = None
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# Color bulb (CWS)
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# color_temp needs to be set with hue/saturation
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elif self._device_control.can_set_color:
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temp_k = color_util.color_temperature_mired_to_kelvin(temp)
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hs_color = color_util.color_temperature_to_hs(temp_k)
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hue = int(hs_color[0] * (self._device_control.max_hue / 360))
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sat = int(hs_color[1] * (self._device_control.max_saturation / 100))
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color_data = {
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ATTR_HUE: hue,
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ATTR_SAT: sat,
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ATTR_TRANSITION_TIME: transition_time,
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}
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color_command = self._device_control.set_hsb(**color_data)
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transition_time = None
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# HSB can always be set, but color temp + brightness is bulb dependant
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command = dimmer_command
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if command is not None:
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command += color_command
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else:
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command = color_command
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if self._device_control.can_combine_commands:
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await self._api(command + temp_command)
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else:
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if temp_command is not None:
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await self._api(temp_command)
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if command is not None:
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await self._api(command)
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def _refresh(self, device):
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"""Refresh the light data."""
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super()._refresh(device)
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# Caching of LightControl and light object
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self._device_control = device.light_control
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self._device_data = device.light_control.lights[0]
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