86 lines
3.1 KiB
Python
86 lines
3.1 KiB
Python
"""Support for mill wifi-enabled home heaters."""
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from homeassistant.components.sensor import (
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DEVICE_CLASS_ENERGY,
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STATE_CLASS_TOTAL,
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SensorEntity,
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)
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from homeassistant.const import ENERGY_KILO_WATT_HOUR
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from homeassistant.util import dt as dt_util
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from .const import CONSUMPTION_TODAY, CONSUMPTION_YEAR, DOMAIN, MANUFACTURER
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async def async_setup_entry(hass, entry, async_add_entities):
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"""Set up the Mill sensor."""
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mill_data_connection = hass.data[DOMAIN]
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entities = [
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MillHeaterEnergySensor(heater, mill_data_connection, sensor_type)
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for sensor_type in (CONSUMPTION_TODAY, CONSUMPTION_YEAR)
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for heater in mill_data_connection.heaters.values()
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]
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async_add_entities(entities)
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class MillHeaterEnergySensor(SensorEntity):
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"""Representation of a Mill Sensor device."""
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_attr_device_class = DEVICE_CLASS_ENERGY
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_attr_native_unit_of_measurement = ENERGY_KILO_WATT_HOUR
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_attr_state_class = STATE_CLASS_TOTAL
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def __init__(self, heater, mill_data_connection, sensor_type):
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"""Initialize the sensor."""
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self._id = heater.device_id
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self._conn = mill_data_connection
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self._sensor_type = sensor_type
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self._attr_name = f"{heater.name} {sensor_type.replace('_', ' ')}"
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self._attr_unique_id = f"{heater.device_id}_{sensor_type}"
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self._attr_device_info = {
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"identifiers": {(DOMAIN, heater.device_id)},
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"name": self.name,
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"manufacturer": MANUFACTURER,
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"model": f"generation {1 if heater.is_gen1 else 2}",
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}
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if self._sensor_type == CONSUMPTION_TODAY:
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self._attr_last_reset = dt_util.as_utc(
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dt_util.now().replace(hour=0, minute=0, second=0, microsecond=0)
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)
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elif self._sensor_type == CONSUMPTION_YEAR:
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self._attr_last_reset = dt_util.as_utc(
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dt_util.now().replace(
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month=1, day=1, hour=0, minute=0, second=0, microsecond=0
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)
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)
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async def async_update(self):
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"""Retrieve latest state."""
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heater = await self._conn.update_device(self._id)
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self._attr_available = heater.available
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if self._sensor_type == CONSUMPTION_TODAY:
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_state = heater.day_consumption
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elif self._sensor_type == CONSUMPTION_YEAR:
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_state = heater.year_consumption
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else:
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_state = None
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if _state is None:
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self._attr_native_value = _state
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return
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if self.state is not None and _state < self.state:
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if self._sensor_type == CONSUMPTION_TODAY:
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self._attr_last_reset = dt_util.as_utc(
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dt_util.now().replace(hour=0, minute=0, second=0, microsecond=0)
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)
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elif self._sensor_type == CONSUMPTION_YEAR:
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self._attr_last_reset = dt_util.as_utc(
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dt_util.now().replace(
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month=1, day=1, hour=0, minute=0, second=0, microsecond=0
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)
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)
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self._attr_native_value = _state
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