core/homeassistant/components/fan/device_trigger.py

92 lines
2.6 KiB
Python

"""Provides device automations for Fan."""
from typing import List
import voluptuous as vol
from homeassistant.components.automation import AutomationActionType, state
from homeassistant.components.device_automation import TRIGGER_BASE_SCHEMA
from homeassistant.const import (
CONF_DEVICE_ID,
CONF_DOMAIN,
CONF_ENTITY_ID,
CONF_PLATFORM,
CONF_TYPE,
STATE_OFF,
STATE_ON,
)
from homeassistant.core import CALLBACK_TYPE, HomeAssistant
from homeassistant.helpers import config_validation as cv, entity_registry
from homeassistant.helpers.typing import ConfigType
from . import DOMAIN
TRIGGER_TYPES = {"turned_on", "turned_off"}
TRIGGER_SCHEMA = TRIGGER_BASE_SCHEMA.extend(
{
vol.Required(CONF_ENTITY_ID): cv.entity_id,
vol.Required(CONF_TYPE): vol.In(TRIGGER_TYPES),
}
)
async def async_get_triggers(hass: HomeAssistant, device_id: str) -> List[dict]:
"""List device triggers for Fan devices."""
registry = await entity_registry.async_get_registry(hass)
triggers = []
# Get all the integrations entities for this device
for entry in entity_registry.async_entries_for_device(registry, device_id):
if entry.domain != DOMAIN:
continue
# Add triggers for each entity that belongs to this integration
triggers.append(
{
CONF_PLATFORM: "device",
CONF_DEVICE_ID: device_id,
CONF_DOMAIN: DOMAIN,
CONF_ENTITY_ID: entry.entity_id,
CONF_TYPE: "turned_on",
}
)
triggers.append(
{
CONF_PLATFORM: "device",
CONF_DEVICE_ID: device_id,
CONF_DOMAIN: DOMAIN,
CONF_ENTITY_ID: entry.entity_id,
CONF_TYPE: "turned_off",
}
)
return triggers
async def async_attach_trigger(
hass: HomeAssistant,
config: ConfigType,
action: AutomationActionType,
automation_info: dict,
) -> CALLBACK_TYPE:
"""Attach a trigger."""
config = TRIGGER_SCHEMA(config)
if config[CONF_TYPE] == "turned_on":
from_state = STATE_OFF
to_state = STATE_ON
else:
from_state = STATE_ON
to_state = STATE_OFF
state_config = {
state.CONF_PLATFORM: "state",
CONF_ENTITY_ID: config[CONF_ENTITY_ID],
state.CONF_FROM: from_state,
state.CONF_TO: to_state,
}
state_config = state.TRIGGER_SCHEMA(state_config)
return await state.async_attach_trigger(
hass, state_config, action, automation_info, platform_type="device"
)