core/homeassistant/components/tasmota/device_automation.py

57 lines
2.1 KiB
Python

"""Provides device automations for Tasmota."""
from hatasmota.const import AUTOMATION_TYPE_TRIGGER
from hatasmota.models import DiscoveryHashType
from hatasmota.trigger import TasmotaTrigger
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import Event, HomeAssistant, callback
from homeassistant.helpers.device_registry import EVENT_DEVICE_REGISTRY_UPDATED
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from . import device_trigger
from .const import DATA_REMOVE_DISCOVER_COMPONENT, DATA_UNSUB
from .discovery import TASMOTA_DISCOVERY_ENTITY_NEW
async def async_remove_automations(hass: HomeAssistant, device_id: str) -> None:
"""Remove automations for a Tasmota device."""
await device_trigger.async_remove_triggers(hass, device_id)
async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> None:
"""Set up Tasmota device automation dynamically through discovery."""
async def async_device_removed(event: Event) -> None:
"""Handle the removal of a device."""
await async_remove_automations(hass, event.data["device_id"])
@callback
def _async_device_removed_filter(event: Event) -> bool:
"""Filter device registry events."""
return event.data["action"] == "remove"
async def async_discover(
tasmota_automation: TasmotaTrigger, discovery_hash: DiscoveryHashType
) -> None:
"""Discover and add a Tasmota device automation."""
if tasmota_automation.automation_type == AUTOMATION_TYPE_TRIGGER:
await device_trigger.async_setup_trigger(
hass, tasmota_automation, config_entry, discovery_hash
)
hass.data[
DATA_REMOVE_DISCOVER_COMPONENT.format("device_automation")
] = async_dispatcher_connect(
hass,
TASMOTA_DISCOVERY_ENTITY_NEW.format("device_automation"),
async_discover,
)
hass.data[DATA_UNSUB].append(
hass.bus.async_listen(
EVENT_DEVICE_REGISTRY_UPDATED,
async_device_removed,
event_filter=_async_device_removed_filter,
)
)