"""Test scheduled tasks."""

from collections.abc import AsyncGenerator
from shutil import copy
from unittest.mock import AsyncMock, Mock, PropertyMock, patch

from aiodocker.containers import DockerContainer
from awesomeversion import AwesomeVersion
import pytest

from supervisor.addons.addon import Addon
from supervisor.const import ATTR_VERSION_TIMESTAMP, CoreState
from supervisor.coresys import CoreSys
from supervisor.exceptions import HomeAssistantError
from supervisor.homeassistant.api import HomeAssistantAPI
from supervisor.homeassistant.const import LANDINGPAGE
from supervisor.homeassistant.core import HomeAssistantCore
from supervisor.misc.tasks import Tasks
from supervisor.plugins.dns import PluginDns
from supervisor.supervisor import Supervisor

from tests.common import MockResponse, get_fixture_path

# pylint: disable=protected-access


@pytest.fixture(name="tasks")
async def fixture_tasks(
    coresys: CoreSys, container: DockerContainer
) -> AsyncGenerator[Tasks]:
    """Return task manager."""
    coresys.homeassistant.watchdog = True
    coresys.homeassistant.version = AwesomeVersion("2023.12.0")
    container.show.return_value["State"]["Status"] = "running"
    container.show.return_value["State"]["Running"] = True
    yield Tasks(coresys)


async def test_watchdog_homeassistant_api(
    tasks: Tasks, caplog: pytest.LogCaptureFixture
):
    """Test watchdog of homeassistant api."""
    with (
        patch.object(HomeAssistantAPI, "check_api_state", return_value=False),
        patch.object(HomeAssistantCore, "restart") as restart,
    ):
        await tasks._watchdog_homeassistant_api()

        restart.assert_not_called()
        assert "Watchdog missed an Home Assistant Core API response." in caplog.text
        assert (
            "Watchdog missed 2 Home Assistant Core API responses in a row. Restarting Home Assistant Core API!"
            not in caplog.text
        )

        caplog.clear()
        await tasks._watchdog_homeassistant_api()

        restart.assert_called_once()
        assert "Watchdog missed an Home Assistant Core API response." not in caplog.text
        assert (
            "Watchdog missed 2 Home Assistant Core API responses in a row. Restarting Home Assistant Core!"
            in caplog.text
        )


async def test_watchdog_homeassistant_api_off(tasks: Tasks, coresys: CoreSys):
    """Test watchdog of homeassistant api does not run when disabled."""
    coresys.homeassistant.watchdog = False

    with (
        patch.object(HomeAssistantAPI, "check_api_state", return_value=False),
        patch.object(HomeAssistantCore, "restart") as restart,
    ):
        await tasks._watchdog_homeassistant_api()
        await tasks._watchdog_homeassistant_api()
        restart.assert_not_called()


async def test_watchdog_homeassistant_api_error_state(tasks: Tasks, coresys: CoreSys):
    """Test watchdog of homeassistant api does not restart when in error state."""
    coresys.homeassistant.core._error_state = True

    with (
        patch.object(HomeAssistantAPI, "check_api_state", return_value=False),
        patch.object(HomeAssistantCore, "restart") as restart,
    ):
        await tasks._watchdog_homeassistant_api()
        await tasks._watchdog_homeassistant_api()
        restart.assert_not_called()


async def test_watchdog_homeassistant_api_landing_page(tasks: Tasks, coresys: CoreSys):
    """Test watchdog of homeassistant api does not monitor landing page."""
    coresys.homeassistant.version = LANDINGPAGE

    with (
        patch.object(HomeAssistantAPI, "check_api_state", return_value=False),
        patch.object(HomeAssistantCore, "restart") as restart,
    ):
        await tasks._watchdog_homeassistant_api()
        await tasks._watchdog_homeassistant_api()
        restart.assert_not_called()


async def test_watchdog_homeassistant_api_not_running(
    tasks: Tasks, container: DockerContainer
):
    """Test watchdog of homeassistant api does not monitor when home assistant not running."""
    container.show.return_value["State"]["Status"] = "stopped"
    container.show.return_value["State"]["Running"] = False

    with (
        patch.object(HomeAssistantAPI, "check_api_state", return_value=False),
        patch.object(HomeAssistantCore, "restart") as restart,
    ):
        await tasks._watchdog_homeassistant_api()
        await tasks._watchdog_homeassistant_api()
        restart.assert_not_called()


async def test_watchdog_homeassistant_api_reanimation_limit(
    tasks: Tasks, caplog: pytest.LogCaptureFixture, capture_exception: Mock
):
    """Test watchdog of homeassistant api stops after max reanimation failures."""
    with (
        patch.object(HomeAssistantAPI, "check_api_state", return_value=False),
        patch.object(
            HomeAssistantCore, "restart", side_effect=(err := HomeAssistantError())
        ) as restart,
        patch.object(HomeAssistantCore, "rebuild", side_effect=err) as rebuild,
    ):
        for _ in range(5):
            await tasks._watchdog_homeassistant_api()
            restart.assert_not_called()

            await tasks._watchdog_homeassistant_api()
            restart.assert_called_once_with()
            assert "Home Assistant watchdog reanimation failed!" in caplog.text

            rebuild.assert_not_called()
            restart.reset_mock()

        capture_exception.assert_called_once_with(err)

        # Next time it should try safe mode
        caplog.clear()
        await tasks._watchdog_homeassistant_api()
        rebuild.assert_not_called()

        await tasks._watchdog_homeassistant_api()

        rebuild.assert_called_once_with(safe_mode=True)
        restart.assert_not_called()
        assert (
            "Watchdog cannot reanimate Home Assistant Core, failed all 5 attempts. Restarting into safe mode"
            in caplog.text
        )
        assert (
            "Safe mode restart failed. Watchdog cannot bring Home Assistant online."
            in caplog.text
        )

        # After safe mode has failed too, no more restart attempts
        rebuild.reset_mock()
        caplog.clear()
        await tasks._watchdog_homeassistant_api()
        assert "Watchdog missed an Home Assistant Core API response." in caplog.text

        caplog.clear()
        await tasks._watchdog_homeassistant_api()
        assert not caplog.text
        restart.assert_not_called()
        rebuild.assert_not_called()


@pytest.mark.usefixtures("no_job_throttle", "supervisor_internet")
async def test_reload_updater_triggers_supervisor_update(
    tasks: Tasks, coresys: CoreSys, mock_update_data: MockResponse
):
    """Test an updater reload triggers a supervisor update if there is one."""
    coresys.hardware.disk.get_disk_free_space = lambda x: 5000
    await coresys.core.set_state(CoreState.RUNNING)

    with (
        patch.object(
            Supervisor,
            "version",
            new=PropertyMock(return_value=AwesomeVersion("2024.10.0")),
        ),
        patch.object(Supervisor, "update") as update,
    ):
        # Set supervisor's version intially
        await coresys.updater.reload()
        assert coresys.supervisor.latest_version == AwesomeVersion("2024.10.0")

        # No change in version means no update
        await tasks._reload_updater()
        update.assert_not_called()

        # Version change causes an update
        version_data = await mock_update_data.text()
        mock_update_data.update_text(version_data.replace("2024.10.0", "2024.10.1"))
        await tasks._reload_updater()
        update.assert_called_once()


@pytest.mark.usefixtures("path_extern", "tmp_supervisor_data")
async def test_core_backup_cleanup(tasks: Tasks, coresys: CoreSys):
    """Test core backup task cleans up old backup files."""
    await coresys.core.set_state(CoreState.RUNNING)
    coresys.hardware.disk.get_disk_free_space = lambda x: 5000

    # Put an old and new backup in folder
    copy(get_fixture_path("backup_example.tar"), coresys.config.path_core_backup)
    await coresys.backups.reload()
    assert (old_backup := coresys.backups.get("7fed74c8"))
    new_backup = await coresys.backups.do_backup_partial(
        name="test", folders=["ssl"], location=".cloud_backup"
    )

    old_tar = old_backup.tarfile
    new_tar = new_backup.tarfile
    # pylint: disable-next=protected-access
    await tasks._core_backup_cleanup()

    assert coresys.backups.get(new_backup.slug)
    assert not coresys.backups.get("7fed74c8")
    assert new_tar.exists()
    assert not old_tar.exists()


@pytest.mark.usefixtures("no_job_throttle")
async def test_update_dns_skipped_when_auto_update_disabled(
    tasks: Tasks, coresys: CoreSys
):
    """Test plugin auto-update task is skipped when auto update is disabled."""
    await coresys.core.set_state(CoreState.RUNNING)
    coresys.hardware.disk.get_disk_free_space = lambda x: 5000
    coresys.updater.auto_update = False

    with patch.object(PluginDns, "update") as update:
        await tasks._update_dns()
        update.assert_not_called()


@pytest.mark.usefixtures("tmp_supervisor_data")
async def test_update_addons_auto_update_success(
    tasks: Tasks,
    coresys: CoreSys,
    ha_ws_client: AsyncMock,
    install_addon_example: Addon,
):
    """Test that an eligible add-on is auto-updated via websocket command."""
    await coresys.core.set_state(CoreState.RUNNING)

    # Set up the add-on as eligible for auto-update
    install_addon_example.auto_update = True
    install_addon_example.data_store[ATTR_VERSION_TIMESTAMP] = 0
    with patch.object(
        Addon, "version", new=PropertyMock(return_value=AwesomeVersion("1.0"))
    ):
        assert install_addon_example.need_update is True
        assert install_addon_example.auto_update_available is True

        # Make sure all job events from installing the add-on are cleared
        ha_ws_client.async_send_command.reset_mock()

        # pylint: disable-next=protected-access
        await tasks._update_addons()

        ha_ws_client.async_send_command.assert_any_call(
            {
                "type": "hassio/update/addon",
                "addon": install_addon_example.slug,
                "backup": True,
            }
        )
