"""The tests the for Locative device tracker platform."""
from unittest.mock import patch, Mock

import pytest

from homeassistant import data_entry_flow
from homeassistant.components import locative
from homeassistant.components.device_tracker import DOMAIN as DEVICE_TRACKER_DOMAIN
from homeassistant.components.locative import DOMAIN, TRACKER_UPDATE
from homeassistant.const import HTTP_OK, HTTP_UNPROCESSABLE_ENTITY
from homeassistant.helpers.dispatcher import DATA_DISPATCHER
from homeassistant.setup import async_setup_component

# pylint: disable=redefined-outer-name


@pytest.fixture(autouse=True)
def mock_dev_track(mock_device_tracker_conf):
    """Mock device tracker config loading."""
    pass


@pytest.fixture
async def locative_client(loop, hass, hass_client):
    """Locative mock client."""
    assert await async_setup_component(hass, DOMAIN, {DOMAIN: {}})
    await hass.async_block_till_done()

    with patch("homeassistant.components.device_tracker.legacy.update_config"):
        return await hass_client()


@pytest.fixture
async def webhook_id(hass, locative_client):
    """Initialize the Geofency component and get the webhook_id."""
    hass.config.api = Mock(base_url="http://example.com")
    result = await hass.config_entries.flow.async_init(
        "locative", context={"source": "user"}
    )
    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM, result

    result = await hass.config_entries.flow.async_configure(result["flow_id"], {})
    assert result["type"] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
    await hass.async_block_till_done()

    return result["result"].data["webhook_id"]


async def test_missing_data(locative_client, webhook_id):
    """Test missing data."""
    url = "/api/webhook/{}".format(webhook_id)

    data = {
        "latitude": 1.0,
        "longitude": 1.1,
        "device": "123",
        "id": "Home",
        "trigger": "enter",
    }

    # No data
    req = await locative_client.post(url)
    assert req.status == HTTP_UNPROCESSABLE_ENTITY

    # No latitude
    copy = data.copy()
    del copy["latitude"]
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_UNPROCESSABLE_ENTITY

    # No device
    copy = data.copy()
    del copy["device"]
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_UNPROCESSABLE_ENTITY

    # No location
    copy = data.copy()
    del copy["id"]
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_UNPROCESSABLE_ENTITY

    # No trigger
    copy = data.copy()
    del copy["trigger"]
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_UNPROCESSABLE_ENTITY

    # Test message
    copy = data.copy()
    copy["trigger"] = "test"
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_OK

    # Test message, no location
    copy = data.copy()
    copy["trigger"] = "test"
    del copy["id"]
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_OK

    # Unknown trigger
    copy = data.copy()
    copy["trigger"] = "foobar"
    req = await locative_client.post(url, data=copy)
    assert req.status == HTTP_UNPROCESSABLE_ENTITY


async def test_enter_and_exit(hass, locative_client, webhook_id):
    """Test when there is a known zone."""
    url = "/api/webhook/{}".format(webhook_id)

    data = {
        "latitude": 40.7855,
        "longitude": -111.7367,
        "device": "123",
        "id": "Home",
        "trigger": "enter",
    }

    # Enter the Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK
    state_name = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"])
    ).state
    assert state_name == "home"

    data["id"] = "HOME"
    data["trigger"] = "exit"

    # Exit Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK
    state_name = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"])
    ).state
    assert state_name == "not_home"

    data["id"] = "hOmE"
    data["trigger"] = "enter"

    # Enter Home again
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK
    state_name = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"])
    ).state
    assert state_name == "home"

    data["trigger"] = "exit"

    # Exit Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK
    state_name = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"])
    ).state
    assert state_name == "not_home"

    data["id"] = "work"
    data["trigger"] = "enter"

    # Enter Work
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK
    state_name = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"])
    ).state
    assert state_name == "work"


async def test_exit_after_enter(hass, locative_client, webhook_id):
    """Test when an exit message comes after an enter message."""
    url = "/api/webhook/{}".format(webhook_id)

    data = {
        "latitude": 40.7855,
        "longitude": -111.7367,
        "device": "123",
        "id": "Home",
        "trigger": "enter",
    }

    # Enter Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get("{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"]))
    assert state.state == "home"

    data["id"] = "Work"

    # Enter Work
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get("{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"]))
    assert state.state == "work"

    data["id"] = "Home"
    data["trigger"] = "exit"

    # Exit Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get("{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"]))
    assert state.state == "work"


async def test_exit_first(hass, locative_client, webhook_id):
    """Test when an exit message is sent first on a new device."""
    url = "/api/webhook/{}".format(webhook_id)

    data = {
        "latitude": 40.7855,
        "longitude": -111.7367,
        "device": "new_device",
        "id": "Home",
        "trigger": "exit",
    }

    # Exit Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get("{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"]))
    assert state.state == "not_home"


async def test_two_devices(hass, locative_client, webhook_id):
    """Test updating two different devices."""
    url = "/api/webhook/{}".format(webhook_id)

    data_device_1 = {
        "latitude": 40.7855,
        "longitude": -111.7367,
        "device": "device_1",
        "id": "Home",
        "trigger": "exit",
    }

    # Exit Home
    req = await locative_client.post(url, data=data_device_1)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data_device_1["device"])
    )
    assert state.state == "not_home"

    # Enter Home
    data_device_2 = dict(data_device_1)
    data_device_2["device"] = "device_2"
    data_device_2["trigger"] = "enter"
    req = await locative_client.post(url, data=data_device_2)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data_device_2["device"])
    )
    assert state.state == "home"
    state = hass.states.get(
        "{}.{}".format(DEVICE_TRACKER_DOMAIN, data_device_1["device"])
    )
    assert state.state == "not_home"


@pytest.mark.xfail(
    reason="The device_tracker component does not support unloading yet."
)
async def test_load_unload_entry(hass, locative_client, webhook_id):
    """Test that the appropriate dispatch signals are added and removed."""
    url = "/api/webhook/{}".format(webhook_id)

    data = {
        "latitude": 40.7855,
        "longitude": -111.7367,
        "device": "new_device",
        "id": "Home",
        "trigger": "exit",
    }

    # Exit Home
    req = await locative_client.post(url, data=data)
    await hass.async_block_till_done()
    assert req.status == HTTP_OK

    state = hass.states.get("{}.{}".format(DEVICE_TRACKER_DOMAIN, data["device"]))
    assert state.state == "not_home"
    assert len(hass.data[DATA_DISPATCHER][TRACKER_UPDATE]) == 1

    entry = hass.config_entries.async_entries(DOMAIN)[0]

    await locative.async_unload_entry(hass, entry)
    await hass.async_block_till_done()
    assert not hass.data[DATA_DISPATCHER][TRACKER_UPDATE]
