315 lines
9.0 KiB
Python
315 lines
9.0 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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switch:
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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: tuya_01
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protocol_version: 3.3
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switches:
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sw01:
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name: main_plug
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friendly_name: Main Plug
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id: 1
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current: 18
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current_consumption: 19
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voltage: 20
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sw02:
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name: usb_plug
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friendly_name: USB Plug
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id: 7
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"""
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import logging
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import voluptuous as vol
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from homeassistant.components.switch import SwitchEntity, PLATFORM_SCHEMA
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from homeassistant.const import (
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CONF_HOST,
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CONF_ID,
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CONF_ENTITIES,
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CONF_SWITCHES,
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CONF_DEVICE_ID,
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CONF_FRIENDLY_NAME,
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CONF_ICON,
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CONF_NAME,
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CONF_PLATFORM,
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)
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from homeassistant.config_entries import SOURCE_IMPORT
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import homeassistant.helpers.config_validation as cv
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from time import time, sleep
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from threading import Lock
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from . import pytuya
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from .const import (
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ATTR_CURRENT,
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ATTR_CURRENT_CONSUMPTION,
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ATTR_VOLTAGE,
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CONF_LOCAL_KEY,
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CONF_PROTOCOL_VERSION,
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CONF_CURRENT,
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CONF_CURRENT_CONSUMPTION,
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CONF_VOLTAGE,
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DOMAIN,
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)
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_LOGGER = logging.getLogger(__name__)
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REQUIREMENTS = ['pytuya>=8.0.0']
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DEFAULT_ID = "1"
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DEFAULT_PROTOCOL_VERSION = 3.3
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SWITCH_SCHEMA = vol.Schema(
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{
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vol.Optional(CONF_ID, default=DEFAULT_ID): cv.string,
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vol.Required(CONF_NAME): cv.string,
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vol.Required(CONF_FRIENDLY_NAME): cv.string,
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vol.Optional(CONF_CURRENT, default="-1"): cv.string,
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vol.Optional(CONF_CURRENT_CONSUMPTION, default="-1"): cv.string,
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vol.Optional(CONF_VOLTAGE, default="-1"): cv.string,
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}
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)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{
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vol.Optional(CONF_ICON): cv.icon,
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vol.Required(CONF_HOST): cv.string,
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vol.Required(CONF_DEVICE_ID): cv.string,
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vol.Required(CONF_LOCAL_KEY): cv.string,
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vol.Required(CONF_NAME): cv.string,
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vol.Required(CONF_FRIENDLY_NAME): cv.string,
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vol.Required(
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CONF_PROTOCOL_VERSION, default=DEFAULT_PROTOCOL_VERSION
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): vol.Coerce(float),
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vol.Optional(CONF_ID, default=DEFAULT_ID): cv.string,
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vol.Optional(CONF_CURRENT, default="-1"): cv.string,
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vol.Optional(CONF_CURRENT_CONSUMPTION, default="-1"): cv.string,
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vol.Optional(CONF_VOLTAGE, default="-1"): cv.string,
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vol.Optional(CONF_SWITCHES, default={}): vol.Schema({cv.slug: SWITCH_SCHEMA}),
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}
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)
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DPS_FIELDS = [
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vol.Optional(CONF_CURRENT),
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vol.Optional(CONF_CURRENT_CONSUMPTION),
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vol.Optional(CONF_VOLTAGE),
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]
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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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print('config_entry: [{}] '.format(config_entry.data))
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switches_to_setup = [
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entity
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for entity in config_entry.data[CONF_ENTITIES]
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if entity[CONF_PLATFORM] == "switch"
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]
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if not switches_to_setup:
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return
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switches = []
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pytuyadevice = pytuya.PytuyaDevice(
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config_entry.data[CONF_DEVICE_ID],
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config_entry.data[CONF_HOST],
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config_entry.data[CONF_LOCAL_KEY],
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)
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pytuyadevice.set_version(float(config_entry.data[CONF_PROTOCOL_VERSION]))
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pytuyadevice.set_dpsUsed({})
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print('switches_to_setup: [{}] '.format(switches_to_setup))
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for device_config in switches_to_setup:
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switches.append(
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LocaltuyaSwitch(
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TuyaCache(pytuyadevice),
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device_config[CONF_FRIENDLY_NAME],
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device_config[CONF_ID],
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device_config.get(CONF_CURRENT),
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device_config.get(CONF_CURRENT_CONSUMPTION),
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device_config.get(CONF_VOLTAGE),
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)
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)
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async_add_entities(switches, 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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config[CONF_PLATFORM] = "switch"
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hass.async_create_task(
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hass.config_entries.flow.async_init(
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DOMAIN, context={"source": SOURCE_IMPORT}, data=config
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)
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)
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return True
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class TuyaCache:
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"""Cache wrapper for pytuya.PytuyaDevice"""
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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):
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for i in range(5):
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try:
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status = self._device.status()
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return status
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except Exception:
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print(
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"Failed to update status of device [{}]".format(
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self._device.address
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)
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)
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sleep(1.0)
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if i + 1 == 3:
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_LOGGER.error(
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"Failed to update status of device %s", self._device.address
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)
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# return None
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raise ConnectionError("Failed to update status .")
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def set_dps(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 i in range(5):
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try:
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return self._device.set_dps(state, switchid)
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except Exception:
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print(
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"Failed to set status of device [{}]".format(self._device.address)
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)
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if i + 1 == 3:
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_LOGGER.error(
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"Failed to set status of device %s", self._device.address
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)
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return
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# raise ConnectionError("Failed to set status.")
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def status(self):
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"""Get state of Tuya switch and cache the results."""
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self._lock.acquire()
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try:
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now = time()
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if not self._cached_status or now - self._cached_status_time > 15:
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sleep(0.5)
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self._cached_status = self.__get_status()
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self._cached_status_time = time()
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return self._cached_status
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finally:
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self._lock.release()
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class LocaltuyaSwitch(SwitchEntity):
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"""Representation of a Tuya switch."""
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def __init__(
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self,
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device,
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friendly_name,
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switchid,
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attr_current,
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attr_consumption,
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attr_voltage,
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):
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"""Initialize the Tuya switch."""
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self._device = device
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self._name = friendly_name
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self._available = False
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self._switch_id = switchid
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self._attr_current = attr_current
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self._attr_consumption = attr_consumption
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self._attr_voltage = attr_voltage
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self._status = None
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self._state = None
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print(
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"Initialized tuya switch [{}] with switch status [{}] and state [{}]".format(
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self._name, self._status, self._state
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)
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)
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@property
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def device_info(self):
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print("ZIO KEN DEVINFO [{}]".format(self._device) )
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return {
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"identifiers": {
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# Serial numbers are unique identifiers within a specific domain
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("LocalTuya", self.unique_id)
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},
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"name": "MyName",
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"manufacturer": "Tuya generic",
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"model": "SmartSwitch",
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"sw_version": "3.3",
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}
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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}_{self._switch_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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@property
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def device_state_attributes(self):
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attrs = {}
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if self._attr_current:
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attrs[ATTR_CURRENT] = self._status["dps"][self._attr_current]
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if self._attr_consumption:
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attrs[ATTR_CURRENT_CONSUMPTION] = (
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self._status["dps"][self._attr_consumption] / 10
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)
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if self._attr_voltage:
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attrs[ATTR_VOLTAGE] = self._status["dps"][self._attr_voltage] / 10
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return attrs
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def turn_on(self, **kwargs):
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"""Turn Tuya switch on."""
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self._device.set_dps(True, self._switch_id)
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def turn_off(self, **kwargs):
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"""Turn Tuya switch off."""
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self._device.set_dps(False, self._switch_id)
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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._status = self._device.status()
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self._state = self._status["dps"][self._switch_id]
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except Exception:
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self._available = False
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else:
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self._available = True
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