core/homeassistant/components/demo/select.py

66 lines
1.9 KiB
Python

"""Demo platform that offers a fake select entity."""
from __future__ import annotations
from homeassistant.components.select import SelectEntity
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import DOMAIN
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the demo select platform."""
async_add_entities(
[
DemoSelect(
unique_id="speed",
device_name="Speed",
current_option="ridiculous_speed",
options=[
"light_speed",
"ridiculous_speed",
"ludicrous_speed",
],
translation_key="speed",
),
]
)
class DemoSelect(SelectEntity):
"""Representation of a demo select entity."""
_attr_has_entity_name = True
_attr_name = None
_attr_should_poll = False
def __init__(
self,
unique_id: str,
device_name: str,
current_option: str | None,
options: list[str],
translation_key: str,
) -> None:
"""Initialize the Demo select entity."""
self._attr_unique_id = unique_id
self._attr_current_option = current_option
self._attr_options = options
self._attr_translation_key = translation_key
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, unique_id)},
name=device_name,
)
async def async_select_option(self, option: str) -> None:
"""Update the current selected option."""
self._attr_current_option = option
self.async_write_ha_state()