"""Test zha light."""
from datetime import timedelta
from unittest.mock import MagicMock, call, sentinel

from asynctest import CoroutineMock, patch
import pytest
import zigpy.profiles.zha
import zigpy.types
import zigpy.zcl.clusters.general as general
import zigpy.zcl.clusters.lighting as lighting
import zigpy.zcl.foundation as zcl_f

from homeassistant.components.light import DOMAIN, FLASH_LONG, FLASH_SHORT
from homeassistant.components.zha.light import FLASH_EFFECTS
from homeassistant.const import STATE_OFF, STATE_ON, STATE_UNAVAILABLE
import homeassistant.util.dt as dt_util

from .common import (
    async_enable_traffic,
    async_test_rejoin,
    find_entity_id,
    send_attributes_report,
)

from tests.common import async_fire_time_changed

ON = 1
OFF = 0

LIGHT_ON_OFF = {
    1: {
        "device_type": zigpy.profiles.zha.DeviceType.ON_OFF_LIGHT,
        "in_clusters": [
            general.Basic.cluster_id,
            general.Identify.cluster_id,
            general.OnOff.cluster_id,
        ],
        "out_clusters": [general.Ota.cluster_id],
    }
}

LIGHT_LEVEL = {
    1: {
        "device_type": zigpy.profiles.zha.DeviceType.DIMMABLE_LIGHT,
        "in_clusters": [
            general.Basic.cluster_id,
            general.LevelControl.cluster_id,
            general.OnOff.cluster_id,
        ],
        "out_clusters": [general.Ota.cluster_id],
    }
}

LIGHT_COLOR = {
    1: {
        "device_type": zigpy.profiles.zha.DeviceType.COLOR_DIMMABLE_LIGHT,
        "in_clusters": [
            general.Basic.cluster_id,
            general.Identify.cluster_id,
            general.LevelControl.cluster_id,
            general.OnOff.cluster_id,
            lighting.Color.cluster_id,
        ],
        "out_clusters": [general.Ota.cluster_id],
    }
}


@patch("zigpy.zcl.clusters.general.OnOff.read_attributes", new=MagicMock())
async def test_light_refresh(hass, zigpy_device_mock, zha_device_joined_restored):
    """Test zha light platform refresh."""

    # create zigpy devices
    zigpy_device = zigpy_device_mock(LIGHT_ON_OFF)
    zha_device = await zha_device_joined_restored(zigpy_device)
    on_off_cluster = zigpy_device.endpoints[1].on_off
    entity_id = await find_entity_id(DOMAIN, zha_device, hass)

    # allow traffic to flow through the gateway and device
    await async_enable_traffic(hass, [zha_device])
    on_off_cluster.read_attributes.reset_mock()

    # not enough time passed
    async_fire_time_changed(hass, dt_util.utcnow() + timedelta(minutes=20))
    await hass.async_block_till_done()
    assert on_off_cluster.read_attributes.call_count == 0
    assert on_off_cluster.read_attributes.await_count == 0
    assert hass.states.get(entity_id).state == STATE_OFF

    # 1 interval - 1 call
    on_off_cluster.read_attributes.return_value = [{"on_off": 1}, {}]
    async_fire_time_changed(hass, dt_util.utcnow() + timedelta(minutes=80))
    await hass.async_block_till_done()
    assert on_off_cluster.read_attributes.call_count == 1
    assert on_off_cluster.read_attributes.await_count == 1
    assert hass.states.get(entity_id).state == STATE_ON

    # 2 intervals - 2 calls
    on_off_cluster.read_attributes.return_value = [{"on_off": 0}, {}]
    async_fire_time_changed(hass, dt_util.utcnow() + timedelta(minutes=80))
    await hass.async_block_till_done()
    assert on_off_cluster.read_attributes.call_count == 2
    assert on_off_cluster.read_attributes.await_count == 2
    assert hass.states.get(entity_id).state == STATE_OFF


@patch(
    "zigpy.zcl.clusters.lighting.Color.request",
    new=CoroutineMock(return_value=[sentinel.data, zcl_f.Status.SUCCESS]),
)
@patch(
    "zigpy.zcl.clusters.general.Identify.request",
    new=CoroutineMock(return_value=[sentinel.data, zcl_f.Status.SUCCESS]),
)
@patch(
    "zigpy.zcl.clusters.general.LevelControl.request",
    new=CoroutineMock(return_value=[sentinel.data, zcl_f.Status.SUCCESS]),
)
@patch(
    "zigpy.zcl.clusters.general.OnOff.request",
    new=CoroutineMock(return_value=[sentinel.data, zcl_f.Status.SUCCESS]),
)
@pytest.mark.parametrize(
    "device, reporting",
    [(LIGHT_ON_OFF, (1, 0, 0)), (LIGHT_LEVEL, (1, 1, 0)), (LIGHT_COLOR, (1, 1, 3))],
)
async def test_light(
    hass, zigpy_device_mock, zha_device_joined_restored, device, reporting
):
    """Test zha light platform."""

    # create zigpy devices
    zigpy_device = zigpy_device_mock(device)
    zha_device = await zha_device_joined_restored(zigpy_device)
    entity_id = await find_entity_id(DOMAIN, zha_device, hass)

    assert entity_id is not None

    cluster_on_off = zigpy_device.endpoints[1].on_off
    cluster_level = getattr(zigpy_device.endpoints[1], "level", None)
    cluster_color = getattr(zigpy_device.endpoints[1], "light_color", None)
    cluster_identify = getattr(zigpy_device.endpoints[1], "identify", None)

    # test that the lights were created and that they are unavailable
    assert hass.states.get(entity_id).state == STATE_UNAVAILABLE

    # allow traffic to flow through the gateway and device
    await async_enable_traffic(hass, [zha_device])

    # test that the lights were created and are off
    assert hass.states.get(entity_id).state == STATE_OFF

    # test turning the lights on and off from the light
    await async_test_on_off_from_light(hass, cluster_on_off, entity_id)

    # test turning the lights on and off from the HA
    await async_test_on_off_from_hass(hass, cluster_on_off, entity_id)

    # test short flashing the lights from the HA
    if cluster_identify:
        await async_test_flash_from_hass(hass, cluster_identify, entity_id, FLASH_SHORT)

    # test turning the lights on and off from the HA
    if cluster_level:
        await async_test_level_on_off_from_hass(
            hass, cluster_on_off, cluster_level, entity_id
        )

        # test getting a brightness change from the network
        await async_test_on_from_light(hass, cluster_on_off, entity_id)
        await async_test_dimmer_from_light(
            hass, cluster_level, entity_id, 150, STATE_ON
        )

    # test rejoin
    await async_test_off_from_hass(hass, cluster_on_off, entity_id)
    clusters = [cluster_on_off]
    if cluster_level:
        clusters.append(cluster_level)
    if cluster_color:
        clusters.append(cluster_color)
    await async_test_rejoin(hass, zigpy_device, clusters, reporting)

    # test long flashing the lights from the HA
    if cluster_identify:
        await async_test_flash_from_hass(hass, cluster_identify, entity_id, FLASH_LONG)


async def async_test_on_off_from_light(hass, cluster, entity_id):
    """Test on off functionality from the light."""
    # turn on at light
    await send_attributes_report(hass, cluster, {1: 0, 0: 1, 2: 3})
    assert hass.states.get(entity_id).state == STATE_ON

    # turn off at light
    await send_attributes_report(hass, cluster, {1: 1, 0: 0, 2: 3})
    assert hass.states.get(entity_id).state == STATE_OFF


async def async_test_on_from_light(hass, cluster, entity_id):
    """Test on off functionality from the light."""
    # turn on at light
    await send_attributes_report(hass, cluster, {1: -1, 0: 1, 2: 2})
    assert hass.states.get(entity_id).state == STATE_ON


async def async_test_on_off_from_hass(hass, cluster, entity_id):
    """Test on off functionality from hass."""
    # turn on via UI
    cluster.request.reset_mock()
    await hass.services.async_call(
        DOMAIN, "turn_on", {"entity_id": entity_id}, blocking=True
    )
    assert cluster.request.call_count == 1
    assert cluster.request.await_count == 1
    assert cluster.request.call_args == call(
        False, ON, (), expect_reply=True, manufacturer=None, tsn=None
    )

    await async_test_off_from_hass(hass, cluster, entity_id)


async def async_test_off_from_hass(hass, cluster, entity_id):
    """Test turning off the light from Home Assistant."""

    # turn off via UI
    cluster.request.reset_mock()
    await hass.services.async_call(
        DOMAIN, "turn_off", {"entity_id": entity_id}, blocking=True
    )
    assert cluster.request.call_count == 1
    assert cluster.request.await_count == 1
    assert cluster.request.call_args == call(
        False, OFF, (), expect_reply=True, manufacturer=None, tsn=None
    )


async def async_test_level_on_off_from_hass(
    hass, on_off_cluster, level_cluster, entity_id
):
    """Test on off functionality from hass."""

    on_off_cluster.request.reset_mock()
    level_cluster.request.reset_mock()
    # turn on via UI
    await hass.services.async_call(
        DOMAIN, "turn_on", {"entity_id": entity_id}, blocking=True
    )
    assert on_off_cluster.request.call_count == 1
    assert on_off_cluster.request.await_count == 1
    assert level_cluster.request.call_count == 0
    assert level_cluster.request.await_count == 0
    assert on_off_cluster.request.call_args == call(
        False, ON, (), expect_reply=True, manufacturer=None, tsn=None
    )
    on_off_cluster.request.reset_mock()
    level_cluster.request.reset_mock()

    await hass.services.async_call(
        DOMAIN, "turn_on", {"entity_id": entity_id, "transition": 10}, blocking=True
    )
    assert on_off_cluster.request.call_count == 1
    assert on_off_cluster.request.await_count == 1
    assert level_cluster.request.call_count == 1
    assert level_cluster.request.await_count == 1
    assert on_off_cluster.request.call_args == call(
        False, ON, (), expect_reply=True, manufacturer=None, tsn=None
    )
    assert level_cluster.request.call_args == call(
        False,
        4,
        (zigpy.types.uint8_t, zigpy.types.uint16_t),
        254,
        100.0,
        expect_reply=True,
        manufacturer=None,
        tsn=None,
    )
    on_off_cluster.request.reset_mock()
    level_cluster.request.reset_mock()

    await hass.services.async_call(
        DOMAIN, "turn_on", {"entity_id": entity_id, "brightness": 10}, blocking=True
    )
    assert on_off_cluster.request.call_count == 1
    assert on_off_cluster.request.await_count == 1
    assert level_cluster.request.call_count == 1
    assert level_cluster.request.await_count == 1
    assert on_off_cluster.request.call_args == call(
        False, ON, (), expect_reply=True, manufacturer=None, tsn=None
    )
    assert level_cluster.request.call_args == call(
        False,
        4,
        (zigpy.types.uint8_t, zigpy.types.uint16_t),
        10,
        0,
        expect_reply=True,
        manufacturer=None,
        tsn=None,
    )
    on_off_cluster.request.reset_mock()
    level_cluster.request.reset_mock()

    await async_test_off_from_hass(hass, on_off_cluster, entity_id)


async def async_test_dimmer_from_light(hass, cluster, entity_id, level, expected_state):
    """Test dimmer functionality from the light."""

    await send_attributes_report(
        hass, cluster, {1: level + 10, 0: level, 2: level - 10 or 22}
    )
    assert hass.states.get(entity_id).state == expected_state
    # hass uses None for brightness of 0 in state attributes
    if level == 0:
        level = None
    assert hass.states.get(entity_id).attributes.get("brightness") == level


async def async_test_flash_from_hass(hass, cluster, entity_id, flash):
    """Test flash functionality from hass."""
    # turn on via UI
    cluster.request.reset_mock()
    await hass.services.async_call(
        DOMAIN, "turn_on", {"entity_id": entity_id, "flash": flash}, blocking=True
    )
    assert cluster.request.call_count == 1
    assert cluster.request.await_count == 1
    assert cluster.request.call_args == call(
        False,
        64,
        (zigpy.types.uint8_t, zigpy.types.uint8_t),
        FLASH_EFFECTS[flash],
        0,
        expect_reply=True,
        manufacturer=None,
        tsn=None,
    )