"""The tests for the Modbus cover component."""

from pymodbus.exceptions import ModbusException
import pytest

from homeassistant.components.cover import DOMAIN as COVER_DOMAIN
from homeassistant.components.modbus.const import (
    CALL_TYPE_COIL,
    CALL_TYPE_REGISTER_HOLDING,
    CONF_INPUT_TYPE,
    CONF_STATE_CLOSED,
    CONF_STATE_CLOSING,
    CONF_STATE_OPEN,
    CONF_STATE_OPENING,
    CONF_STATUS_REGISTER,
    CONF_STATUS_REGISTER_TYPE,
)
from homeassistant.const import (
    CONF_ADDRESS,
    CONF_COVERS,
    CONF_NAME,
    CONF_SCAN_INTERVAL,
    CONF_SLAVE,
    STATE_CLOSED,
    STATE_CLOSING,
    STATE_OPEN,
    STATE_OPENING,
    STATE_UNAVAILABLE,
)
from homeassistant.core import State

from .conftest import ReadResult, base_config_test, base_test, prepare_service_update

from tests.common import mock_restore_cache


@pytest.mark.parametrize(
    "do_options",
    [
        {},
        {
            CONF_SLAVE: 10,
            CONF_SCAN_INTERVAL: 20,
        },
    ],
)
@pytest.mark.parametrize("read_type", [CALL_TYPE_COIL, CALL_TYPE_REGISTER_HOLDING])
async def test_config_cover(hass, do_options, read_type):
    """Run test for cover."""
    device_name = "test_cover"
    device_config = {
        CONF_NAME: device_name,
        CONF_ADDRESS: 1234,
        CONF_INPUT_TYPE: read_type,
        **do_options,
    }
    await base_config_test(
        hass,
        device_config,
        device_name,
        COVER_DOMAIN,
        CONF_COVERS,
        None,
        method_discovery=True,
    )


@pytest.mark.parametrize(
    "regs,expected",
    [
        (
            [0x00],
            STATE_CLOSED,
        ),
        (
            [0x80],
            STATE_CLOSED,
        ),
        (
            [0xFE],
            STATE_CLOSED,
        ),
        (
            [0xFF],
            STATE_OPEN,
        ),
        (
            [0x01],
            STATE_OPEN,
        ),
    ],
)
async def test_coil_cover(hass, regs, expected):
    """Run test for given config."""
    cover_name = "modbus_test_cover"
    state = await base_test(
        hass,
        {
            CONF_NAME: cover_name,
            CONF_INPUT_TYPE: CALL_TYPE_COIL,
            CONF_ADDRESS: 1234,
            CONF_SLAVE: 1,
        },
        cover_name,
        COVER_DOMAIN,
        CONF_COVERS,
        None,
        regs,
        expected,
        method_discovery=True,
        scan_interval=5,
    )
    assert state == expected


@pytest.mark.parametrize(
    "regs,expected",
    [
        (
            [0x00],
            STATE_CLOSED,
        ),
        (
            [0x80],
            STATE_OPEN,
        ),
        (
            [0xFE],
            STATE_OPEN,
        ),
        (
            [0xFF],
            STATE_OPEN,
        ),
        (
            [0x01],
            STATE_OPEN,
        ),
    ],
)
async def test_register_cover(hass, regs, expected):
    """Run test for given config."""
    cover_name = "modbus_test_cover"
    state = await base_test(
        hass,
        {
            CONF_NAME: cover_name,
            CONF_ADDRESS: 1234,
            CONF_SLAVE: 1,
        },
        cover_name,
        COVER_DOMAIN,
        CONF_COVERS,
        None,
        regs,
        expected,
        method_discovery=True,
        scan_interval=5,
    )
    assert state == expected


async def test_service_cover_update(hass, mock_pymodbus):
    """Run test for service homeassistant.update_entity."""

    entity_id = "cover.test"
    config = {
        CONF_COVERS: [
            {
                CONF_NAME: "test",
                CONF_ADDRESS: 1234,
                CONF_STATUS_REGISTER_TYPE: CALL_TYPE_REGISTER_HOLDING,
            }
        ]
    }
    mock_pymodbus.read_holding_registers.return_value = ReadResult([0x00])
    await prepare_service_update(
        hass,
        config,
    )
    await hass.services.async_call(
        "homeassistant", "update_entity", {"entity_id": entity_id}, blocking=True
    )
    assert hass.states.get(entity_id).state == STATE_CLOSED
    mock_pymodbus.read_holding_registers.return_value = ReadResult([0x01])
    await hass.services.async_call(
        "homeassistant", "update_entity", {"entity_id": entity_id}, blocking=True
    )
    assert hass.states.get(entity_id).state == STATE_OPEN


@pytest.mark.parametrize(
    "state", [STATE_CLOSED, STATE_CLOSING, STATE_OPENING, STATE_OPEN]
)
async def test_restore_state_cover(hass, state):
    """Run test for cover restore state."""

    entity_id = "cover.test"
    cover_name = "test"
    config = {
        CONF_NAME: cover_name,
        CONF_INPUT_TYPE: CALL_TYPE_COIL,
        CONF_ADDRESS: 1234,
        CONF_STATE_OPEN: 1,
        CONF_STATE_CLOSED: 0,
        CONF_STATE_OPENING: 2,
        CONF_STATE_CLOSING: 3,
        CONF_STATUS_REGISTER: 1234,
        CONF_STATUS_REGISTER_TYPE: CALL_TYPE_REGISTER_HOLDING,
    }
    mock_restore_cache(
        hass,
        (State(f"{entity_id}", state),),
    )
    await base_config_test(
        hass,
        config,
        cover_name,
        COVER_DOMAIN,
        CONF_COVERS,
        None,
        method_discovery=True,
    )
    assert hass.states.get(entity_id).state == state


async def test_service_cover_move(hass, mock_pymodbus):
    """Run test for service homeassistant.update_entity."""

    entity_id = "cover.test"
    entity_id2 = "cover.test2"
    config = {
        CONF_COVERS: [
            {
                CONF_NAME: "test",
                CONF_ADDRESS: 1234,
                CONF_STATUS_REGISTER_TYPE: CALL_TYPE_REGISTER_HOLDING,
            },
            {
                CONF_NAME: "test2",
                CONF_INPUT_TYPE: CALL_TYPE_COIL,
                CONF_ADDRESS: 1234,
            },
        ]
    }
    mock_pymodbus.read_holding_registers.return_value = ReadResult([0x01])
    await prepare_service_update(
        hass,
        config,
    )
    await hass.services.async_call(
        "cover", "open_cover", {"entity_id": entity_id}, blocking=True
    )
    assert hass.states.get(entity_id).state == STATE_OPEN

    mock_pymodbus.read_holding_registers.return_value = ReadResult([0x00])
    await hass.services.async_call(
        "cover", "close_cover", {"entity_id": entity_id}, blocking=True
    )
    assert hass.states.get(entity_id).state == STATE_CLOSED

    mock_pymodbus.reset()
    mock_pymodbus.read_holding_registers.side_effect = ModbusException("fail write_")
    await hass.services.async_call(
        "cover", "close_cover", {"entity_id": entity_id}, blocking=True
    )
    assert mock_pymodbus.read_holding_registers.called
    assert hass.states.get(entity_id).state == STATE_UNAVAILABLE

    mock_pymodbus.read_coils.side_effect = ModbusException("fail write_")
    await hass.services.async_call(
        "cover", "close_cover", {"entity_id": entity_id2}, blocking=True
    )
    assert hass.states.get(entity_id2).state == STATE_UNAVAILABLE