291 lines
8.4 KiB
Python
291 lines
8.4 KiB
Python
"""
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Simple platform to control LOCALLY Tuya switch devices.
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Sample config yaml
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light:
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- platform: localtuya
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host: 192.168.0.1
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local_key: 1234567891234567
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device_id: 12345678912345671234
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name: tuya_01
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friendly_name: This Light
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protocol_version: 3.3
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"""
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import socket
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import logging
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from time import time, sleep
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from threading import Lock
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from homeassistant.const import (
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CONF_ID,
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CONF_FRIENDLY_NAME,
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)
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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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SUPPORT_BRIGHTNESS,
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SUPPORT_COLOR,
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SUPPORT_COLOR_TEMP,
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LightEntity,
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PLATFORM_SCHEMA,
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)
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from homeassistant.util import color as colorutil
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from . import BASE_PLATFORM_SCHEMA, import_from_yaml, prepare_setup_entities
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_LOGGER = logging.getLogger(__name__)
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MIN_MIRED = 153
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MAX_MIRED = 370
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UPDATE_RETRY_LIMIT = 3
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(BASE_PLATFORM_SCHEMA)
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def flow_schema(dps):
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"""Return schema used in config flow."""
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return {}
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Setup a Tuya switch based on a config entry."""
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device, entities_to_setup = prepare_setup_entities(config_entry, "light")
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if not entities_to_setup:
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return
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lights = []
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for device_config in entities_to_setup:
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lights.append(
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TuyaDevice(
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TuyaCache(device),
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device_config[CONF_FRIENDLY_NAME],
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device_config[CONF_ID],
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)
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)
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async_add_entities(lights, True)
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Set up of the Tuya switch."""
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return import_from_yaml(hass, config, "light")
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class TuyaCache:
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"""Cache wrapper for pytuya.BulbDevice"""
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def __init__(self, device):
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"""Initialize the cache."""
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self._cached_status = ""
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self._cached_status_time = 0
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self._device = device
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self._lock = Lock()
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@property
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def unique_id(self):
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"""Return unique device identifier."""
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return self._device.id
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def __get_status(self, switchid):
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for _ in range(UPDATE_RETRY_LIMIT):
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try:
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return self._device.status()["dps"][switchid]
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except (ConnectionError, socket.timeout):
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pass
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_LOGGER.warning("Failed to get status after %d tries", UPDATE_RETRY_LIMIT)
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def set_status(self, state, switchid):
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"""Change the Tuya switch status and clear the cache."""
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self._cached_status = ""
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self._cached_status_time = 0
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for _ in range(UPDATE_RETRY_LIMIT):
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try:
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return self._device.set_status(state, switchid)
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except (ConnectionError, socket.timeout):
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pass
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_LOGGER.warning("Failed to set status after %d tries", UPDATE_RETRY_LIMIT)
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def status(self, switchid):
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"""Get state of Tuya switch and cache the results."""
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with self._lock:
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now = time()
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if not self._cached_status or now - self._cached_status_time > 30:
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sleep(0.5)
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self._cached_status = self.__get_status(switchid)
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self._cached_status_time = time()
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return self._cached_status
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def cached_status(self):
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return self._cached_status
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def support_color(self):
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return self._device.support_color()
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def support_color_temp(self):
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return self._device.support_color_temp()
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def brightness(self):
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for _ in range(UPDATE_RETRY_LIMIT):
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try:
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return self._device.brightness()
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except (ConnectionError, socket.timeout):
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pass
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except KeyError:
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return "999"
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_LOGGER.warning("Failed to get brightness after %d tries", UPDATE_RETRY_LIMIT)
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def color_temp(self):
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for _ in range(UPDATE_RETRY_LIMIT):
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try:
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return self._device.colourtemp()
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except (ConnectionError, socket.timeout):
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pass
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except KeyError:
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return "999"
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_LOGGER.warning("Failed to get color temp after %d tries", UPDATE_RETRY_LIMIT)
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def set_brightness(self, brightness):
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for _ in range(UPDATE_RETRY_LIMIT):
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try:
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return self._device.set_brightness(brightness)
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except (ConnectionError, KeyError, socket.timeout):
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pass
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_LOGGER.warning("Failed to set brightness after %d tries", UPDATE_RETRY_LIMIT)
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def set_color_temp(self, color_temp):
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for _ in range(UPDATE_RETRY_LIMIT):
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try:
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return self._device.set_colourtemp(color_temp)
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except (ConnectionError, KeyError, socket.timeout):
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pass
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_LOGGER.warning("Failed to set color temp after %d tries", UPDATE_RETRY_LIMIT)
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def state(self):
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self._device.state()
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def turn_on(self):
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self._device.turn_on()
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def turn_off(self):
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self._device.turn_off()
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class TuyaDevice(LightEntity):
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"""Representation of a Tuya switch."""
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def __init__(self, device, friendly_name, bulbid):
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"""Initialize the Tuya switch."""
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self._device = device
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self._available = False
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self._name = friendly_name
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self._state = False
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self._brightness = 127
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self._color_temp = 127
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self._bulb_id = bulbid
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@property
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def name(self):
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"""Get name of Tuya switch."""
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return self._name
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@property
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def unique_id(self):
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"""Return unique device identifier."""
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return f"local_{self._device.unique_id}"
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@property
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def available(self):
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"""Return if device is available or not."""
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return self._available
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@property
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def is_on(self):
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"""Check if Tuya switch is on."""
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return self._state
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def update(self):
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"""Get state of Tuya switch."""
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try:
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self._update_state()
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except:
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self._available = False
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else:
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self._available = True
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def _update_state(self):
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status = self._device.status(self._bulb_id)
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self._state = status
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try:
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brightness = int(self._device.brightness())
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if brightness > 254:
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brightness = 255
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if brightness < 25:
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brightness = 25
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self._brightness = brightness
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except TypeError:
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pass
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self._color_temp = self._device.color_temp()
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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._brightness
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# @property
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# def hs_color(self):
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# """Return the hs_color of the light."""
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# return (self._device.color_hsv()[0],self._device.color_hsv()[1])
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@property
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def color_temp(self):
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"""Return the color_temp of the light."""
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try:
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return int(MAX_MIRED - (((MAX_MIRED - MIN_MIRED) / 255) * self._color_temp))
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except TypeError:
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pass
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@property
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def min_mireds(self):
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"""Return color temperature min mireds."""
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return MIN_MIRED
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@property
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def max_mireds(self):
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"""Return color temperature max mireds."""
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return MAX_MIRED
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def turn_on(self, **kwargs):
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"""Turn on or control the light."""
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_LOGGER.debug("Turning on, state: %s", self._device.cached_status())
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if not self._device.cached_status():
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self._device.set_status(True, self._bulb_id)
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if ATTR_BRIGHTNESS in kwargs:
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converted_brightness = int(kwargs[ATTR_BRIGHTNESS])
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if converted_brightness <= 25:
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converted_brightness = 25
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self._device.set_brightness(converted_brightness)
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if ATTR_HS_COLOR in kwargs:
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raise ValueError(" TODO implement RGB from HS")
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if ATTR_COLOR_TEMP in kwargs:
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color_temp = int(
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255
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- (255 / (MAX_MIRED - MIN_MIRED))
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* (int(kwargs[ATTR_COLOR_TEMP]) - MIN_MIRED)
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)
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self._device.set_color_temp(color_temp)
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def turn_off(self, **kwargs):
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"""Turn Tuya switch off."""
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self._device.set_status(False, self._bulb_id)
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@property
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def supported_features(self):
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"""Flag supported features."""
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supports = SUPPORT_BRIGHTNESS
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if self._device.color_temp() != "999":
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supports = supports | SUPPORT_COLOR
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# supports = supports | SUPPORT_COLOR_TEMP
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return supports
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