238 lines
7.8 KiB
Python
238 lines
7.8 KiB
Python
"""Support for Tibber sensors."""
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import asyncio
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import logging
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from datetime import timedelta
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import aiohttp
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from homeassistant.components.tibber import DOMAIN as TIBBER_DOMAIN
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from homeassistant.exceptions import PlatformNotReady
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from homeassistant.helpers.entity import Entity
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from homeassistant.util import dt as dt_util
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from homeassistant.util import Throttle
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_LOGGER = logging.getLogger(__name__)
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ICON = 'mdi:currency-usd'
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ICON_RT = 'mdi:power-plug'
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SCAN_INTERVAL = timedelta(minutes=1)
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MIN_TIME_BETWEEN_UPDATES = timedelta(minutes=5)
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async def async_setup_platform(
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hass, config, async_add_entities, discovery_info=None):
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"""Set up the Tibber sensor."""
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if discovery_info is None:
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return
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tibber_connection = hass.data.get(TIBBER_DOMAIN)
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dev = []
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for home in tibber_connection.get_homes(only_active=False):
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try:
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await home.update_info()
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except asyncio.TimeoutError as err:
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_LOGGER.error("Timeout connecting to Tibber home: %s ", err)
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raise PlatformNotReady()
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except aiohttp.ClientError as err:
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_LOGGER.error("Error connecting to Tibber home: %s ", err)
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raise PlatformNotReady()
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if home.has_active_subscription:
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dev.append(TibberSensorElPrice(home))
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if home.has_real_time_consumption:
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dev.append(TibberSensorRT(home))
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async_add_entities(dev, True)
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class TibberSensorElPrice(Entity):
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"""Representation of an Tibber sensor for el price."""
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def __init__(self, tibber_home):
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"""Initialize the sensor."""
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self._tibber_home = tibber_home
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self._last_updated = None
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self._last_data_timestamp = None
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self._state = None
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self._is_available = False
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self._device_state_attributes = {}
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self._unit_of_measurement = self._tibber_home.price_unit
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self._name = 'Electricity price {}'.format(tibber_home.info['viewer']
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['home']['appNickname'])
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async def async_update(self):
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"""Get the latest data and updates the states."""
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now = dt_util.now()
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if self._tibber_home.current_price_total and self._last_updated and \
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self._last_updated.hour == now.hour and self._last_data_timestamp:
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return
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if (not self._last_data_timestamp or
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(self._last_data_timestamp - now).total_seconds() / 3600 < 12
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or not self._is_available):
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_LOGGER.debug("Asking for new data.")
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await self._fetch_data()
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self._is_available = self._update_current_price()
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@property
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def device_state_attributes(self):
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"""Return the state attributes."""
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return self._device_state_attributes
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@property
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def available(self):
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"""Return True if entity is available."""
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return self._is_available
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._name
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@property
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def state(self):
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"""Return the state of the device."""
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return self._state
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@property
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def icon(self):
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"""Return the icon to use in the frontend."""
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return ICON
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement of this entity."""
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return self._unit_of_measurement
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@property
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def unique_id(self):
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"""Return a unique ID."""
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home = self._tibber_home.info['viewer']['home']
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return home['meteringPointData']['consumptionEan']
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@Throttle(MIN_TIME_BETWEEN_UPDATES)
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async def _fetch_data(self):
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try:
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await self._tibber_home.update_info()
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await self._tibber_home.update_price_info()
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except (asyncio.TimeoutError, aiohttp.ClientError):
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return
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data = self._tibber_home.info['viewer']['home']
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self._device_state_attributes['app_nickname'] = data['appNickname']
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self._device_state_attributes['grid_company'] = \
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data['meteringPointData']['gridCompany']
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self._device_state_attributes['estimated_annual_consumption'] = \
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data['meteringPointData']['estimatedAnnualConsumption']
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def _update_current_price(self):
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state = None
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max_price = 0
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min_price = 10000
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sum_price = 0
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num = 0
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now = dt_util.now()
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for key, price_total in self._tibber_home.price_total.items():
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price_time = dt_util.as_local(dt_util.parse_datetime(key))
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price_total = round(price_total, 3)
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time_diff = (now - price_time).total_seconds() / 60
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if (not self._last_data_timestamp or
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price_time > self._last_data_timestamp):
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self._last_data_timestamp = price_time
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if 0 <= time_diff < 60:
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state = price_total
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level = self._tibber_home.price_level[key]
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self._last_updated = price_time
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if now.date() == price_time.date():
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max_price = max(max_price, price_total)
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min_price = min(min_price, price_total)
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num += 1
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sum_price += price_total
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self._state = state
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self._device_state_attributes['max_price'] = max_price
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self._device_state_attributes['avg_price'] = round(sum_price / num, 3)
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self._device_state_attributes['min_price'] = min_price
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self._device_state_attributes['price_level'] = level
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return state is not None
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class TibberSensorRT(Entity):
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"""Representation of an Tibber sensor for real time consumption."""
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def __init__(self, tibber_home):
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"""Initialize the sensor."""
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self._tibber_home = tibber_home
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self._state = None
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self._device_state_attributes = {}
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self._unit_of_measurement = 'W'
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nickname = tibber_home.info['viewer']['home']['appNickname']
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self._name = 'Real time consumption {}'.format(nickname)
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async def async_added_to_hass(self):
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"""Start unavailability tracking."""
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await self._tibber_home.rt_subscribe(self.hass.loop,
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self._async_callback)
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async def _async_callback(self, payload):
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"""Handle received data."""
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errors = payload.get('errors')
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if errors:
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_LOGGER.error(errors[0])
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return
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data = payload.get('data')
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if data is None:
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return
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live_measurement = data.get('liveMeasurement')
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if live_measurement is None:
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return
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self._state = live_measurement.pop('power', None)
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for key, value in live_measurement.items():
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if value is None:
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continue
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self._device_state_attributes[key] = value
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self.async_schedule_update_ha_state()
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@property
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def device_state_attributes(self):
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"""Return the state attributes."""
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return self._device_state_attributes
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@property
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def available(self):
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"""Return True if entity is available."""
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return self._tibber_home.rt_subscription_running
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._name
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@property
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def should_poll(self):
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"""Return the polling state."""
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return False
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@property
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def state(self):
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"""Return the state of the device."""
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return self._state
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@property
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def icon(self):
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"""Return the icon to use in the frontend."""
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return ICON_RT
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement of this entity."""
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return self._unit_of_measurement
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@property
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def unique_id(self):
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"""Return a unique ID."""
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home = self._tibber_home.info['viewer']['home']
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_id = home['meteringPointData']['consumptionEan']
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return '{}_rt_consumption'.format(_id)
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