mirror of https://github.com/home-assistant/core
133 lines
4.5 KiB
Python
133 lines
4.5 KiB
Python
"""Support for a Emonitor channel sensor."""
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from __future__ import annotations
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from aioemonitor.monitor import EmonitorChannel, EmonitorStatus
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from homeassistant.components.sensor import (
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SensorDeviceClass,
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SensorEntity,
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SensorEntityDescription,
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SensorStateClass,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import UnitOfPower
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers import device_registry as dr
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from homeassistant.helpers.device_registry import DeviceInfo
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import StateType
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from homeassistant.helpers.update_coordinator import (
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CoordinatorEntity,
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DataUpdateCoordinator,
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)
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from . import name_short_mac
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from .const import DOMAIN
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SENSORS = (
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SensorEntityDescription(key="inst_power"),
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SensorEntityDescription(
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key="avg_power",
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translation_key="average",
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entity_registry_enabled_default=False,
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),
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SensorEntityDescription(
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key="max_power", translation_key="max", entity_registry_enabled_default=False
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up entry."""
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coordinator = hass.data[DOMAIN][config_entry.entry_id]
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channels = coordinator.data.channels
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entities: list[EmonitorPowerSensor] = []
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seen_channels = set()
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for channel_number, channel in channels.items():
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seen_channels.add(channel_number)
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if not channel.active:
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continue
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if channel.paired_with_channel in seen_channels:
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continue
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entities.extend(
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EmonitorPowerSensor(coordinator, description, channel_number)
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for description in SENSORS
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)
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async_add_entities(entities)
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class EmonitorPowerSensor(CoordinatorEntity, SensorEntity):
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"""Representation of an Emonitor power sensor entity."""
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_attr_device_class = SensorDeviceClass.POWER
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_attr_native_unit_of_measurement = UnitOfPower.WATT
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_attr_state_class = SensorStateClass.MEASUREMENT
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_attr_has_entity_name = True
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def __init__(
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self,
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coordinator: DataUpdateCoordinator,
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description: SensorEntityDescription,
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channel_number: int,
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) -> None:
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"""Initialize the channel sensor."""
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self.entity_description = description
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self.channel_number = channel_number
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super().__init__(coordinator)
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mac_address = self.emonitor_status.network.mac_address
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device_name = name_short_mac(mac_address[-6:])
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label = self.channel_data.label or str(channel_number)
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if description.translation_key is not None:
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self._attr_translation_placeholders = {"label": label}
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self._attr_unique_id = f"{mac_address}_{channel_number}_{description.key}"
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else:
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self._attr_name = label
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self._attr_unique_id = f"{mac_address}_{channel_number}"
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self._attr_device_info = DeviceInfo(
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connections={(dr.CONNECTION_NETWORK_MAC, mac_address)},
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manufacturer="Powerhouse Dynamics, Inc.",
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name=device_name,
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sw_version=self.emonitor_status.hardware.firmware_version,
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)
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@property
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def channels(self) -> dict[int, EmonitorChannel]:
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"""Return the channels dict."""
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channels: dict[int, EmonitorChannel] = self.emonitor_status.channels
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return channels
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@property
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def channel_data(self) -> EmonitorChannel:
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"""Return the channel data."""
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return self.channels[self.channel_number]
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@property
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def emonitor_status(self) -> EmonitorStatus:
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"""Return the EmonitorStatus."""
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return self.coordinator.data
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def _paired_attr(self, attr_name: str) -> float:
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"""Cumulative attributes for channel and paired channel."""
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channel_data = self.channels[self.channel_number]
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attr_val = getattr(channel_data, attr_name)
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if paired_channel := channel_data.paired_with_channel:
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attr_val += getattr(self.channels[paired_channel], attr_name)
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return attr_val
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@property
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def native_value(self) -> StateType:
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"""State of the sensor."""
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return self._paired_attr(self.entity_description.key)
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@property
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def extra_state_attributes(self) -> dict[str, int]:
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"""Return the device specific state attributes."""
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return {"channel": self.channel_number}
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