"""Tests for homekit_controller init."""

from unittest.mock import patch

from aiohomekit.model.characteristics import CharacteristicsTypes
from aiohomekit.model.services import ServicesTypes

from homeassistant.components.homekit_controller.const import ENTITY_MAP
from homeassistant.const import EVENT_HOMEASSISTANT_STOP
from homeassistant.core import HomeAssistant
from homeassistant.helpers import device_registry as dr, entity_registry as er
from homeassistant.helpers.entity_registry import EntityRegistry
from homeassistant.setup import async_setup_component

from .common import Helper, remove_device

from tests.components.homekit_controller.common import setup_test_component

ALIVE_DEVICE_NAME = "testdevice"
ALIVE_DEVICE_ENTITY_ID = "light.testdevice"


def create_motion_sensor_service(accessory):
    """Define motion characteristics as per page 225 of HAP spec."""
    service = accessory.add_service(ServicesTypes.MOTION_SENSOR)
    cur_state = service.add_char(CharacteristicsTypes.MOTION_DETECTED)
    cur_state.value = 0


async def test_unload_on_stop(hass, utcnow):
    """Test async_unload is called on stop."""
    await setup_test_component(hass, create_motion_sensor_service)
    with patch(
        "homeassistant.components.homekit_controller.HKDevice.async_unload"
    ) as async_unlock_mock:
        hass.bus.async_fire(EVENT_HOMEASSISTANT_STOP)
        await hass.async_block_till_done()

    assert async_unlock_mock.called


async def test_async_remove_entry(hass: HomeAssistant):
    """Test unpairing a component."""
    helper = await setup_test_component(hass, create_motion_sensor_service)
    controller = helper.pairing.controller

    hkid = "00:00:00:00:00:00"

    assert len(controller.pairings) == 1

    assert hkid in hass.data[ENTITY_MAP].storage_data

    # Remove it via config entry and number of pairings should go down
    await helper.config_entry.async_remove(hass)
    assert len(controller.pairings) == 0

    assert hkid not in hass.data[ENTITY_MAP].storage_data


def create_alive_service(accessory):
    """Create a service to validate we can only remove dead devices."""
    service = accessory.add_service(ServicesTypes.LIGHTBULB, name=ALIVE_DEVICE_NAME)
    service.add_char(CharacteristicsTypes.ON)
    return service


async def test_device_remove_devices(hass, hass_ws_client):
    """Test we can only remove a device that no longer exists."""
    assert await async_setup_component(hass, "config", {})
    helper: Helper = await setup_test_component(hass, create_alive_service)
    config_entry = helper.config_entry
    entry_id = config_entry.entry_id

    registry: EntityRegistry = er.async_get(hass)
    entity = registry.entities[ALIVE_DEVICE_ENTITY_ID]
    device_registry = dr.async_get(hass)

    live_device_entry = device_registry.async_get(entity.device_id)
    assert (
        await remove_device(await hass_ws_client(hass), live_device_entry.id, entry_id)
        is False
    )

    dead_device_entry = device_registry.async_get_or_create(
        config_entry_id=config_entry.entry_id,
        identifiers={("homekit_controller:accessory-id", "E9:88:E7:B8:B4:40:aid:1")},
    )
    assert (
        await remove_device(await hass_ws_client(hass), dead_device_entry.id, entry_id)
        is True
    )