274 lines
9.7 KiB
Python
274 lines
9.7 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 (CONF_HOST, CONF_ID, CONF_SWITCHES, CONF_FRIENDLY_NAME, CONF_ICON, CONF_NAME)
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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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_LOGGER = logging.getLogger(__name__)
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CONF_DEVICE_ID = 'device_id'
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CONF_LOCAL_KEY = 'local_key'
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CONF_PROTOCOL_VERSION = 'protocol_version'
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CONF_CURRENT = 'current'
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CONF_CURRENT_CONSUMPTION = 'current_consumption'
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CONF_VOLTAGE = 'voltage'
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DEFAULT_ID = '1'
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DEFAULT_PROTOCOL_VERSION = 3.3
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ATTR_CURRENT = 'current'
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ATTR_CURRENT_CONSUMPTION = 'current_consumption'
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ATTR_VOLTAGE = 'voltage'
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SWITCH_SCHEMA = vol.Schema({
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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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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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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(CONF_PROTOCOL_VERSION, default=DEFAULT_PROTOCOL_VERSION): 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={}):
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vol.Schema({cv.slug: SWITCH_SCHEMA}),
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})
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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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from . import pytuya
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devices = config.get(CONF_SWITCHES)
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switches = []
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pytuyadevice = pytuya.TuyaDevice(config.get(CONF_DEVICE_ID), config.get(CONF_HOST), config.get(CONF_LOCAL_KEY))
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pytuyadevice.set_version(float(config.get(CONF_PROTOCOL_VERSION)))
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if len(devices) > 0:
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for object_id, device_config in devices.items():
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dps = {}
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dps[device_config.get(CONF_ID)]=None
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if device_config.get(CONF_CURRENT) != '-1':
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dps[device_config.get(CONF_CURRENT)]=None
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if device_config.get(CONF_CURRENT_CONSUMPTION) != '-1':
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dps[device_config.get(CONF_CURRENT_CONSUMPTION)]=None
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if device_config.get(CONF_VOLTAGE) != '-1':
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dps[device_config.get(CONF_VOLTAGE)]=None
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pytuyadevice.set_dpsUsed(dps)
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outlet_device = TuyaCache(pytuyadevice)
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switches.append(
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LocaltuyaSwitch(
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outlet_device,
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device_config.get(CONF_NAME),
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device_config.get(CONF_FRIENDLY_NAME, object_id),
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device_config.get(CONF_ICON),
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device_config.get(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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print('Setup localtuya subswitch [{}] with device ID [{}] '.format(device_config.get(CONF_FRIENDLY_NAME, object_id), device_config.get(CONF_ID)))
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_LOGGER.info("Setup localtuya subswitch %s with device ID %s ", device_config.get(CONF_FRIENDLY_NAME, object_id), device_config.get(CONF_ID) )
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else:
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dps = {}
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dps[config.get(CONF_ID)]=None
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if config.get(CONF_CURRENT) != '-1':
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dps[config.get(CONF_CURRENT)]=None
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if config.get(CONF_CURRENT_CONSUMPTION) != '-1':
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dps[config.get(CONF_CURRENT_CONSUMPTION)]=None
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if config.get(CONF_VOLTAGE) != '-1':
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dps[config.get(CONF_VOLTAGE)]=None
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pytuyadevice.set_dpsUsed(dps)
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outlet_device = TuyaCache(pytuyadevice)
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switches.append(
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LocaltuyaSwitch(
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outlet_device,
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config.get(CONF_NAME),
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config.get(CONF_FRIENDLY_NAME),
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config.get(CONF_ICON),
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config.get(CONF_ID),
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config.get(CONF_CURRENT),
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config.get(CONF_CURRENT_CONSUMPTION),
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config.get(CONF_VOLTAGE)
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)
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)
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print('Setup localtuya switch [{}] with device ID [{}] '.format(config.get(CONF_FRIENDLY_NAME), config.get(CONF_ID)))
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_LOGGER.info("Setup localtuya switch %s with device ID %s ", config.get(CONF_FRIENDLY_NAME), config.get(CONF_ID) )
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add_devices(switches, True)
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class TuyaCache:
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"""Cache wrapper for pytuya.TuyaDevice"""
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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('Failed to update status of device [{}]'.format(self._device.address))
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sleep(1.0)
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if i+1 == 3:
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_LOGGER.error("Failed to update status of device %s", self._device.address )
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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, dps_index):
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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, dps_index)
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except Exception:
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print('Failed to set status of device [{}]'.format(self._device.address))
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if i+1 == 3:
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_LOGGER.error("Failed to set status of device %s", self._device.address )
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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__(self, device, name, friendly_name, icon, switchid, attr_current, attr_consumption, attr_voltage):
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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._icon = icon
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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 = self._device.status()
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self._state = self._status['dps'][self._switch_id]
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print('Initialized tuya switch [{}] with switch status [{}] and state [{}]'.format(self._name, self._status, self._state))
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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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try:
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attrs[ATTR_CURRENT] = "{}".format(self._status['dps'][self._attr_current])
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attrs[ATTR_CURRENT_CONSUMPTION] = "{}".format(self._status['dps'][self._attr_consumption]/10)
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attrs[ATTR_VOLTAGE] = "{}".format(self._status['dps'][self._attr_voltage]/10)
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# print('attrs[ATTR_CURRENT]: [{}]'.format(attrs[ATTR_CURRENT]))
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# print('attrs[ATTR_CURRENT_CONSUMPTION]: [{}]'.format(attrs[ATTR_CURRENT_CONSUMPTION]))
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# print('attrs[ATTR_VOLTAGE]: [{}]'.format(attrs[ATTR_VOLTAGE]))
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except KeyError:
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pass
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return attrs
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@property
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def icon(self):
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"""Return the icon."""
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return self._icon
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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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