core/homeassistant/components/melcloud/water_heater.py

126 lines
4.0 KiB
Python

"""Platform for water_heater integration."""
from __future__ import annotations
from typing import Any
from pymelcloud import DEVICE_TYPE_ATW, AtwDevice
from pymelcloud.atw_device import (
PROPERTY_OPERATION_MODE,
PROPERTY_TARGET_TANK_TEMPERATURE,
)
from pymelcloud.device import PROPERTY_POWER
from homeassistant.components.water_heater import (
DEFAULT_MAX_TEMP,
DEFAULT_MIN_TEMP,
WaterHeaterEntity,
WaterHeaterEntityFeature,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import UnitOfTemperature
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import DOMAIN, MelCloudDevice
from .const import ATTR_STATUS
async def async_setup_entry(
hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
) -> None:
"""Set up MelCloud device climate based on config_entry."""
mel_devices = hass.data[DOMAIN][entry.entry_id]
async_add_entities(
[
AtwWaterHeater(mel_device, mel_device.device)
for mel_device in mel_devices[DEVICE_TYPE_ATW]
],
True,
)
class AtwWaterHeater(WaterHeaterEntity):
"""Air-to-Water water heater."""
_attr_supported_features = (
WaterHeaterEntityFeature.TARGET_TEMPERATURE
| WaterHeaterEntityFeature.ON_OFF
| WaterHeaterEntityFeature.OPERATION_MODE
)
_attr_has_entity_name = True
_attr_name = None
def __init__(self, api: MelCloudDevice, device: AtwDevice) -> None:
"""Initialize water heater device."""
self._api = api
self._device = device
self._attr_unique_id = api.device.serial
self._attr_device_info = api.device_info
async def async_update(self) -> None:
"""Update state from MELCloud."""
await self._api.async_update()
async def async_turn_on(self, **kwargs: Any) -> None:
"""Turn the entity on."""
await self._device.set({PROPERTY_POWER: True})
async def async_turn_off(self, **kwargs: Any) -> None:
"""Turn the entity off."""
await self._device.set({PROPERTY_POWER: False})
@property
def extra_state_attributes(self) -> dict[str, Any] | None:
"""Return the optional state attributes with device specific additions."""
return {ATTR_STATUS: self._device.status}
@property
def temperature_unit(self) -> str:
"""Return the unit of measurement used by the platform."""
return UnitOfTemperature.CELSIUS
@property
def current_operation(self) -> str | None:
"""Return current operation as reported by pymelcloud."""
return self._device.operation_mode
@property
def operation_list(self) -> list[str]:
"""Return the list of available operation modes as reported by pymelcloud."""
return self._device.operation_modes
@property
def current_temperature(self) -> float | None:
"""Return the current temperature."""
return self._device.tank_temperature
@property
def target_temperature(self) -> float | None:
"""Return the temperature we try to reach."""
return self._device.target_tank_temperature
async def async_set_temperature(self, **kwargs: Any) -> None:
"""Set new target temperature."""
await self._device.set(
{
PROPERTY_TARGET_TANK_TEMPERATURE: kwargs.get(
"temperature", self.target_temperature
)
}
)
async def async_set_operation_mode(self, operation_mode: str) -> None:
"""Set new target operation mode."""
await self._device.set({PROPERTY_OPERATION_MODE: operation_mode})
@property
def min_temp(self) -> float:
"""Return the minimum temperature."""
return self._device.target_tank_temperature_min or DEFAULT_MIN_TEMP
@property
def max_temp(self) -> float:
"""Return the maximum temperature."""
return self._device.target_tank_temperature_max or DEFAULT_MAX_TEMP