"""Tests for deCONZ config flow."""
import pytest

import voluptuous as vol
from homeassistant.components.deconz import config_flow
from tests.common import MockConfigEntry

import pydeconz


async def test_flow_works(hass, aioclient_mock):
    """Test that config flow works."""
    aioclient_mock.get(pydeconz.utils.URL_DISCOVER, json=[
        {'id': 'id', 'internalipaddress': '1.2.3.4', 'internalport': 80}
    ])
    aioclient_mock.post('http://1.2.3.4:80/api', json=[
        {"success": {"username": "1234567890ABCDEF"}}
    ])

    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass
    await flow.async_step_user()
    await flow.async_step_link(user_input={})
    result = await flow.async_step_options(
        user_input={'allow_clip_sensor': True, 'allow_deconz_groups': True})

    assert result['type'] == 'create_entry'
    assert result['title'] == 'deCONZ-id'
    assert result['data'] == {
        'bridgeid': 'id',
        'host': '1.2.3.4',
        'port': 80,
        'api_key': '1234567890ABCDEF',
        'allow_clip_sensor': True,
        'allow_deconz_groups': True
    }


async def test_flow_already_registered_bridge(hass):
    """Test config flow don't allow more than one bridge to be registered."""
    MockConfigEntry(domain='deconz', data={
        'host': '1.2.3.4'
    }).add_to_hass(hass)
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_init()
    assert result['type'] == 'abort'


async def test_flow_no_discovered_bridges(hass, aioclient_mock):
    """Test config flow discovers no bridges."""
    aioclient_mock.get(pydeconz.utils.URL_DISCOVER, json=[])
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_init()
    assert result['type'] == 'form'
    assert result['step_id'] == 'user'


async def test_flow_one_bridge_discovered(hass, aioclient_mock):
    """Test config flow discovers one bridge."""
    aioclient_mock.get(pydeconz.utils.URL_DISCOVER, json=[
        {'id': 'id', 'internalipaddress': '1.2.3.4', 'internalport': 80}
    ])
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_init()
    assert result['type'] == 'form'
    assert result['step_id'] == 'link'


async def test_flow_two_bridges_discovered(hass, aioclient_mock):
    """Test config flow discovers two bridges."""
    aioclient_mock.get(pydeconz.utils.URL_DISCOVER, json=[
        {'id': 'id1', 'internalipaddress': '1.2.3.4', 'internalport': 80},
        {'id': 'id2', 'internalipaddress': '5.6.7.8', 'internalport': 80}
    ])
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_init()
    assert result['type'] == 'form'
    assert result['step_id'] == 'init'

    with pytest.raises(vol.Invalid):
        assert result['data_schema']({'host': '0.0.0.0'})

    result['data_schema']({'host': '1.2.3.4'})
    result['data_schema']({'host': '5.6.7.8'})


async def test_flow_two_bridges_selection(hass, aioclient_mock):
    """Test config flow selection of one of two bridges."""
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass
    flow.bridges = [
        {'bridgeid': 'id1', 'host': '1.2.3.4', 'port': 80},
        {'bridgeid': 'id2', 'host': '5.6.7.8', 'port': 80}
    ]

    result = await flow.async_step_init(user_input={'host': '1.2.3.4'})
    assert result['type'] == 'form'
    assert result['step_id'] == 'link'
    assert flow.deconz_config['host'] == '1.2.3.4'


async def test_flow_manual_configuration(hass, aioclient_mock):
    """Test config flow with manual input."""
    aioclient_mock.get(pydeconz.utils.URL_DISCOVER, json=[])
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    user_input = {'host': '1.2.3.4', 'port': 80}

    result = await flow.async_step_init(user_input)
    assert result['type'] == 'form'
    assert result['step_id'] == 'link'
    assert flow.deconz_config == user_input


async def test_link_no_api_key(hass, aioclient_mock):
    """Test config flow should abort if no API key was possible to retrieve."""
    aioclient_mock.post('http://1.2.3.4:80/api', json=[])
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass
    flow.deconz_config = {'host': '1.2.3.4', 'port': 80}

    result = await flow.async_step_link(user_input={})
    assert result['type'] == 'form'
    assert result['step_id'] == 'link'
    assert result['errors'] == {'base': 'no_key'}


async def test_link_already_registered_bridge(hass):
    """Test that link verifies to only allow one config entry to complete.

    This is possible with discovery which will allow the user to complete
    a second config entry and then complete the discovered config entry.
    """
    MockConfigEntry(domain='deconz', data={
        'host': '1.2.3.4'
    }).add_to_hass(hass)
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass
    flow.deconz_config = {'host': '1.2.3.4', 'port': 80}

    result = await flow.async_step_link(user_input={})
    assert result['type'] == 'abort'


async def test_bridge_discovery(hass):
    """Test a bridge being discovered."""
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass
    result = await flow.async_step_discovery({
        'host': '1.2.3.4',
        'port': 80,
        'serial': 'id'
    })

    assert result['type'] == 'form'
    assert result['step_id'] == 'link'


async def test_bridge_discovery_already_configured(hass):
    """Test if a discovered bridge has already been configured."""
    MockConfigEntry(domain='deconz', data={
        'host': '1.2.3.4'
    }).add_to_hass(hass)

    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_discovery({
        'host': '1.2.3.4',
        'serial': 'id'
    })

    assert result['type'] == 'abort'


async def test_import_without_api_key(hass):
    """Test importing a host without an API key."""
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_import({
        'host': '1.2.3.4',
    })

    assert result['type'] == 'form'
    assert result['step_id'] == 'link'


async def test_import_with_api_key(hass):
    """Test importing a host with an API key."""
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass

    result = await flow.async_step_import({
        'bridgeid': 'id',
        'host': '1.2.3.4',
        'port': 80,
        'api_key': '1234567890ABCDEF'
    })

    assert result['type'] == 'create_entry'
    assert result['title'] == 'deCONZ-id'
    assert result['data'] == {
        'bridgeid': 'id',
        'host': '1.2.3.4',
        'port': 80,
        'api_key': '1234567890ABCDEF',
        'allow_clip_sensor': True,
        'allow_deconz_groups': True
    }


async def test_options(hass, aioclient_mock):
    """Test that options work and that bridgeid can be requested."""
    aioclient_mock.get('http://1.2.3.4:80/api/1234567890ABCDEF/config',
                       json={"bridgeid": "id"})
    flow = config_flow.DeconzFlowHandler()
    flow.hass = hass
    flow.deconz_config = {'host': '1.2.3.4',
                          'port': 80,
                          'api_key': '1234567890ABCDEF'}
    result = await flow.async_step_options(
        user_input={'allow_clip_sensor': False, 'allow_deconz_groups': False})
    assert result['type'] == 'create_entry'
    assert result['title'] == 'deCONZ-id'
    assert result['data'] == {
        'bridgeid': 'id',
        'host': '1.2.3.4',
        'port': 80,
        'api_key': '1234567890ABCDEF',
        'allow_clip_sensor': False,
        'allow_deconz_groups': False
    }