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