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102 lines
3.0 KiB
Python

"""Support for events."""
from typing import Final, override
from aioamazondevices.const.devices import SPEAKER_GROUP_FAMILY
from homeassistant.components.event import (
DOMAIN as EVENT_DOMAIN,
EventEntity,
EventEntityDescription,
)
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
from .const import _LOGGER
from .coordinator import AmazonConfigEntry, AmazonDevicesCoordinator
from .entity import AmazonEntity
from .utils import async_remove_entity_from_virtual_group
# Coordinator is used to centralize the data updates
PARALLEL_UPDATES = 0
EVENTS: Final = {
EventEntityDescription(
key="voice_event",
translation_key="voice_event",
),
}
EVENT_TYPE = "triggered"
async def async_setup_entry(
hass: HomeAssistant,
entry: AmazonConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up Alexa Devices events based on a config entry."""
coordinator = entry.runtime_data
# Remove voice event from virtual groups
await async_remove_entity_from_virtual_group(
hass, coordinator, EVENT_DOMAIN, "voice_event"
)
known_devices: set[str] = set()
def _check_device() -> None:
current_devices = set(coordinator.data)
new_devices = current_devices - known_devices
if new_devices:
known_devices.update(new_devices)
async_add_entities(
AlexaVoiceEvent(coordinator, serial_num, event_desc)
for event_desc in EVENTS
for serial_num in new_devices
if coordinator.data[serial_num].device_family != SPEAKER_GROUP_FAMILY
)
_check_device()
entry.async_on_unload(coordinator.async_add_listener(_check_device))
class AlexaVoiceEvent(AmazonEntity, EventEntity):
"""Representation of an Alexa voice event."""
_attr_event_types = [EVENT_TYPE]
coordinator: AmazonDevicesCoordinator
_last_seen_timestamp: int = 0 # January 1, 1970 at 12:00:00 AM
@callback
@override
def _handle_coordinator_update(self) -> None:
"""Handle updated data from the coordinator."""
if not (
vocal_record := self.coordinator.vocal_records.get(
self.device.serial_number
)
):
_LOGGER.debug(
"No vocal record found for device %s [%s]",
self.device.account_name,
self.device.serial_number,
)
return
if vocal_record.timestamp <= self._last_seen_timestamp:
# Discard old events that have already been processed
return
self._last_seen_timestamp = vocal_record.timestamp
self._trigger_event(
EVENT_TYPE,
{
"intent": vocal_record.intent,
"voice_command": vocal_record.title,
"voice_reply": vocal_record.sub_title,
},
)
self.async_write_ha_state()