core/homeassistant/components/demo/water_heater.py

105 lines
3.3 KiB
Python

"""Demo platform that offers a fake water heater device."""
from __future__ import annotations
from typing import Any
from homeassistant.components.water_heater import (
WaterHeaterEntity,
WaterHeaterEntityFeature,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import ATTR_TEMPERATURE, UnitOfTemperature
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
SUPPORT_FLAGS_HEATER = (
WaterHeaterEntityFeature.TARGET_TEMPERATURE
| WaterHeaterEntityFeature.ON_OFF
| WaterHeaterEntityFeature.OPERATION_MODE
| WaterHeaterEntityFeature.AWAY_MODE
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the Demo config entry."""
async_add_entities(
[
DemoWaterHeater(
"Demo Water Heater", 119, UnitOfTemperature.FAHRENHEIT, False, "eco"
),
DemoWaterHeater(
"Demo Water Heater Celsius", 45, UnitOfTemperature.CELSIUS, True, "eco"
),
]
)
class DemoWaterHeater(WaterHeaterEntity):
"""Representation of a demo water_heater device."""
_attr_should_poll = False
_attr_supported_features = SUPPORT_FLAGS_HEATER
def __init__(
self,
name: str,
target_temperature: int,
unit_of_measurement: str,
away: bool,
current_operation: str,
) -> None:
"""Initialize the water_heater device."""
self._attr_name = name
if target_temperature is not None:
self._attr_supported_features |= WaterHeaterEntityFeature.TARGET_TEMPERATURE
if away is not None:
self._attr_supported_features |= WaterHeaterEntityFeature.AWAY_MODE
if current_operation is not None:
self._attr_supported_features |= WaterHeaterEntityFeature.OPERATION_MODE
self._attr_target_temperature = target_temperature
self._attr_temperature_unit = unit_of_measurement
self._attr_is_away_mode_on = away
self._attr_current_operation = current_operation
self._attr_operation_list = [
"eco",
"electric",
"performance",
"high_demand",
"heat_pump",
"gas",
"off",
]
def set_temperature(self, **kwargs: Any) -> None:
"""Set new target temperatures."""
self._attr_target_temperature = kwargs.get(ATTR_TEMPERATURE)
self.schedule_update_ha_state()
def set_operation_mode(self, operation_mode: str) -> None:
"""Set new operation mode."""
self._attr_current_operation = operation_mode
self.schedule_update_ha_state()
def turn_away_mode_on(self) -> None:
"""Turn away mode on."""
self._attr_is_away_mode_on = True
self.schedule_update_ha_state()
def turn_away_mode_off(self) -> None:
"""Turn away mode off."""
self._attr_is_away_mode_on = False
self.schedule_update_ha_state()
def turn_on(self, **kwargs: Any) -> None:
"""Turn on water heater."""
self.set_operation_mode("eco")
def turn_off(self, **kwargs: Any) -> None:
"""Turn off water heater."""
self.set_operation_mode("off")