221 lines
7.3 KiB
Python
221 lines
7.3 KiB
Python
"""
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Support for WeMo switches.
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For more details about this component, please refer to the documentation at
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https://home-assistant.io/components/switch.wemo/
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"""
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import logging
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from datetime import datetime, timedelta
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from homeassistant.components.switch import SwitchDevice
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from homeassistant.util import convert
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from homeassistant.const import (
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STATE_OFF, STATE_ON, STATE_STANDBY, STATE_UNKNOWN)
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from homeassistant.loader import get_component
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DEPENDENCIES = ['wemo']
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_LOGGER = logging.getLogger(__name__)
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ATTR_SENSOR_STATE = 'sensor_state'
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ATTR_SWITCH_MODE = 'switch_mode'
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ATTR_CURRENT_STATE_DETAIL = 'state_detail'
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ATTR_COFFEMAKER_MODE = 'coffeemaker_mode'
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MAKER_SWITCH_MOMENTARY = 'momentary'
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MAKER_SWITCH_TOGGLE = 'toggle'
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WEMO_ON = 1
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WEMO_OFF = 0
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WEMO_STANDBY = 8
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# pylint: disable=unused-argument, too-many-function-args
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def setup_platform(hass, config, add_devices_callback, discovery_info=None):
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"""Set up discovered WeMo switches."""
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import pywemo.discovery as discovery
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if discovery_info is not None:
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location = discovery_info['ssdp_description']
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mac = discovery_info['mac_address']
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device = discovery.device_from_description(location, mac)
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if device:
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add_devices_callback([WemoSwitch(device)])
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class WemoSwitch(SwitchDevice):
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"""Representation of a WeMo switch."""
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def __init__(self, device):
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"""Initialize the WeMo switch."""
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self.wemo = device
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self.insight_params = None
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self.maker_params = None
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self.coffeemaker_mode = None
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self._state = None
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# look up model name once as it incurs network traffic
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self._model_name = self.wemo.model_name
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wemo = get_component('wemo')
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wemo.SUBSCRIPTION_REGISTRY.register(self.wemo)
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wemo.SUBSCRIPTION_REGISTRY.on(self.wemo, None, self._update_callback)
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def _update_callback(self, _device, _type, _params):
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"""Update the state by the Wemo device."""
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_LOGGER.info("Subscription update for %s", _device)
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updated = self.wemo.subscription_update(_type, _params)
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self._update(force_update=(not updated))
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if not hasattr(self, 'hass'):
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return
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self.schedule_update_ha_state()
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@property
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def should_poll(self):
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"""No polling needed with subscriptions."""
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if self._model_name == 'Insight':
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return True
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return False
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@property
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def unique_id(self):
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"""Return the ID of this WeMo switch."""
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return self.wemo.serialnumber
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@property
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def name(self):
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"""Return the name of the switch if any."""
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return self.wemo.name
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@property
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def device_state_attributes(self):
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"""Return the state attributes of the device."""
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attr = {}
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if self.maker_params:
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# Is the maker sensor on or off.
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if self.maker_params['hassensor']:
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# Note a state of 1 matches the WeMo app 'not triggered'!
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if self.maker_params['sensorstate']:
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attr[ATTR_SENSOR_STATE] = STATE_OFF
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else:
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attr[ATTR_SENSOR_STATE] = STATE_ON
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# Is the maker switch configured as toggle(0) or momentary (1).
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if self.maker_params['switchmode']:
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attr[ATTR_SWITCH_MODE] = MAKER_SWITCH_MOMENTARY
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else:
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attr[ATTR_SWITCH_MODE] = MAKER_SWITCH_TOGGLE
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if self.insight_params or (self.coffeemaker_mode is not None):
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attr[ATTR_CURRENT_STATE_DETAIL] = self.detail_state
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if self.insight_params:
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attr['on_latest_time'] = \
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WemoSwitch.as_uptime(self.insight_params['onfor'])
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attr['on_today_time'] = \
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WemoSwitch.as_uptime(self.insight_params['ontoday'])
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attr['on_total_time'] = \
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WemoSwitch.as_uptime(self.insight_params['ontotal'])
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attr['power_threshold_w'] = \
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convert(
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self.insight_params['powerthreshold'], float, 0.0
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) / 1000.0
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if self.coffeemaker_mode is not None:
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attr[ATTR_COFFEMAKER_MODE] = self.coffeemaker_mode
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return attr
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@staticmethod
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def as_uptime(_seconds):
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"""Format seconds into uptime string in the format: 00d 00h 00m 00s."""
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uptime = datetime(1, 1, 1) + timedelta(seconds=_seconds)
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return "{:0>2d}d {:0>2d}h {:0>2d}m {:0>2d}s".format(
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uptime.day-1, uptime.hour, uptime.minute, uptime.second)
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@property
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def current_power_w(self):
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"""Return the current power usage in W."""
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if self.insight_params:
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return convert(
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self.insight_params['currentpower'], float, 0.0
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) / 1000.0
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@property
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def today_energy_kwh(self):
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"""Return the today total energy usage in kWh."""
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if self.insight_params:
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miliwatts = convert(self.insight_params['todaymw'], float, 0.0)
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return round(miliwatts / (1000.0 * 1000.0 * 60), 2)
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@property
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def detail_state(self):
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"""Return the state of the device."""
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if self.coffeemaker_mode is not None:
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return self.wemo.mode_string
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if self.insight_params:
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standby_state = int(self.insight_params['state'])
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if standby_state == WEMO_ON:
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return STATE_ON
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elif standby_state == WEMO_OFF:
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return STATE_OFF
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elif standby_state == WEMO_STANDBY:
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return STATE_STANDBY
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return STATE_UNKNOWN
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@property
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def is_on(self):
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"""Return true if switch is on. Standby is on."""
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return self._state
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@property
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def available(self):
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"""Return true if switch is available."""
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if self._model_name == 'Insight' and self.insight_params is None:
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return False
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if self._model_name == 'Maker' and self.maker_params is None:
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return False
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if self._model_name == 'CoffeeMaker' and self.coffeemaker_mode is None:
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return False
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return True
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@property
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def icon(self):
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"""Return the icon of device based on its type."""
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if self._model_name == 'CoffeeMaker':
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return 'mdi:coffee'
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return None
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def turn_on(self, **kwargs):
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"""Turn the switch on."""
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self._state = WEMO_ON
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self.wemo.on()
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self.schedule_update_ha_state()
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def turn_off(self, **kwargs):
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"""Turn the switch off."""
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self._state = WEMO_OFF
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self.wemo.off()
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self.schedule_update_ha_state()
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def update(self):
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"""Update WeMo state."""
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self._update(force_update=True)
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def _update(self, force_update=True):
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"""Update the device state."""
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try:
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self._state = self.wemo.get_state(force_update)
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if self._model_name == 'Insight':
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self.insight_params = self.wemo.insight_params
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self.insight_params['standby_state'] = (
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self.wemo.get_standby_state)
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elif self._model_name == 'Maker':
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self.maker_params = self.wemo.maker_params
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elif self._model_name == 'CoffeeMaker':
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self.coffeemaker_mode = self.wemo.mode
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except AttributeError as err:
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_LOGGER.warning("Could not update status for %s (%s)",
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self.name, err)
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