"""Test the Ring config flow."""

from unittest.mock import AsyncMock, Mock, patch

import pytest
import ring_doorbell

from homeassistant import config_entries
from homeassistant.components.ring import DOMAIN
from homeassistant.const import CONF_DEVICE_ID, CONF_PASSWORD, CONF_TOKEN, CONF_USERNAME
from homeassistant.core import HomeAssistant
from homeassistant.data_entry_flow import FlowResultType
from homeassistant.helpers import device_registry as dr
from homeassistant.helpers.service_info.dhcp import DhcpServiceInfo

from .conftest import MOCK_HARDWARE_ID

from tests.common import MockConfigEntry


async def test_form(
    hass: HomeAssistant,
    mock_setup_entry: AsyncMock,
    mock_ring_client: Mock,
) -> None:
    """Test we get the form."""

    result = await hass.config_entries.flow.async_init(
        DOMAIN, context={"source": config_entries.SOURCE_USER}
    )
    assert result["type"] is FlowResultType.FORM
    assert result["errors"] == {}

    with patch("uuid.uuid4", return_value=MOCK_HARDWARE_ID):
        result2 = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            {"username": "hello@home-assistant.io", "password": "test-password"},
        )
        await hass.async_block_till_done()

    assert result2["type"] is FlowResultType.CREATE_ENTRY
    assert result2["title"] == "hello@home-assistant.io"
    assert result2["data"] == {
        CONF_DEVICE_ID: MOCK_HARDWARE_ID,
        CONF_USERNAME: "hello@home-assistant.io",
        CONF_TOKEN: {"access_token": "mock-token"},
    }
    assert len(mock_setup_entry.mock_calls) == 1


@pytest.mark.parametrize(
    ("error_type", "errors_msg"),
    [
        (ring_doorbell.AuthenticationError, "invalid_auth"),
        (Exception, "unknown"),
    ],
    ids=["invalid-auth", "unknown-error"],
)
async def test_form_error(
    hass: HomeAssistant, mock_ring_auth: Mock, error_type, errors_msg
) -> None:
    """Test we handle invalid auth."""
    result = await hass.config_entries.flow.async_init(
        DOMAIN, context={"source": config_entries.SOURCE_USER}
    )
    mock_ring_auth.async_fetch_token.side_effect = error_type
    result2 = await hass.config_entries.flow.async_configure(
        result["flow_id"],
        {"username": "hello@home-assistant.io", "password": "test-password"},
    )

    assert result2["type"] is FlowResultType.FORM
    assert result2["errors"] == {"base": errors_msg}


async def test_form_2fa(
    hass: HomeAssistant,
    mock_setup_entry: AsyncMock,
    mock_ring_auth: Mock,
) -> None:
    """Test form flow for 2fa."""
    result = await hass.config_entries.flow.async_init(
        DOMAIN, context={"source": config_entries.SOURCE_USER}
    )
    assert result["type"] is FlowResultType.FORM
    assert result["errors"] == {}

    mock_ring_auth.async_fetch_token.side_effect = ring_doorbell.Requires2FAError
    with patch("uuid.uuid4", return_value=MOCK_HARDWARE_ID):
        result2 = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            {
                CONF_USERNAME: "foo@bar.com",
                CONF_PASSWORD: "fake-password",
            },
        )
    await hass.async_block_till_done()
    mock_ring_auth.async_fetch_token.assert_called_once_with(
        "foo@bar.com", "fake-password", None
    )

    assert result2["type"] is FlowResultType.FORM
    assert result2["step_id"] == "2fa"
    mock_ring_auth.async_fetch_token.reset_mock(side_effect=True)
    mock_ring_auth.async_fetch_token.return_value = "new-foobar"
    result3 = await hass.config_entries.flow.async_configure(
        result2["flow_id"],
        user_input={"2fa": "123456"},
    )

    mock_ring_auth.async_fetch_token.assert_called_once_with(
        "foo@bar.com", "fake-password", "123456"
    )
    assert result3["type"] is FlowResultType.CREATE_ENTRY
    assert result3["title"] == "foo@bar.com"
    assert result3["data"] == {
        CONF_DEVICE_ID: MOCK_HARDWARE_ID,
        CONF_USERNAME: "foo@bar.com",
        CONF_TOKEN: "new-foobar",
    }
    assert len(mock_setup_entry.mock_calls) == 1


async def test_reauth(
    hass: HomeAssistant,
    mock_added_config_entry: MockConfigEntry,
    mock_setup_entry: AsyncMock,
    mock_ring_auth: Mock,
) -> None:
    """Test reauth flow."""
    mock_added_config_entry.async_start_reauth(hass)
    await hass.async_block_till_done()

    flows = hass.config_entries.flow.async_progress()
    assert len(flows) == 1
    [result] = flows
    assert result["step_id"] == "reauth_confirm"

    mock_ring_auth.async_fetch_token.side_effect = ring_doorbell.Requires2FAError
    result2 = await hass.config_entries.flow.async_configure(
        result["flow_id"],
        user_input={
            CONF_PASSWORD: "other_fake_password",
        },
    )

    mock_ring_auth.async_fetch_token.assert_called_once_with(
        "foo@bar.com", "other_fake_password", None
    )
    assert result2["type"] is FlowResultType.FORM
    assert result2["step_id"] == "2fa"
    mock_ring_auth.async_fetch_token.reset_mock(side_effect=True)
    mock_ring_auth.async_fetch_token.return_value = "new-foobar"
    result3 = await hass.config_entries.flow.async_configure(
        result2["flow_id"],
        user_input={"2fa": "123456"},
    )

    mock_ring_auth.async_fetch_token.assert_called_once_with(
        "foo@bar.com", "other_fake_password", "123456"
    )
    assert result3["type"] is FlowResultType.ABORT
    assert result3["reason"] == "reauth_successful"
    assert mock_added_config_entry.data == {
        CONF_DEVICE_ID: MOCK_HARDWARE_ID,
        CONF_USERNAME: "foo@bar.com",
        CONF_TOKEN: "new-foobar",
    }
    assert len(mock_setup_entry.mock_calls) == 1


@pytest.mark.parametrize(
    ("error_type", "errors_msg"),
    [
        (ring_doorbell.AuthenticationError, "invalid_auth"),
        (Exception, "unknown"),
    ],
    ids=["invalid-auth", "unknown-error"],
)
async def test_reauth_error(
    hass: HomeAssistant,
    mock_added_config_entry: MockConfigEntry,
    mock_setup_entry: AsyncMock,
    mock_ring_auth: Mock,
    error_type,
    errors_msg,
) -> None:
    """Test reauth flow."""
    mock_added_config_entry.async_start_reauth(hass)
    await hass.async_block_till_done()

    flows = hass.config_entries.flow.async_progress()
    assert len(flows) == 1
    [result] = flows
    assert result["step_id"] == "reauth_confirm"

    mock_ring_auth.async_fetch_token.side_effect = error_type
    result2 = await hass.config_entries.flow.async_configure(
        result["flow_id"],
        user_input={
            CONF_PASSWORD: "error_fake_password",
        },
    )
    await hass.async_block_till_done()

    mock_ring_auth.async_fetch_token.assert_called_once_with(
        "foo@bar.com", "error_fake_password", None
    )
    assert result2["type"] is FlowResultType.FORM
    assert result2["errors"] == {"base": errors_msg}

    # Now test reauth can go on to succeed
    mock_ring_auth.async_fetch_token.reset_mock(side_effect=True)
    mock_ring_auth.async_fetch_token.return_value = "new-foobar"
    result3 = await hass.config_entries.flow.async_configure(
        result2["flow_id"],
        user_input={
            CONF_PASSWORD: "other_fake_password",
        },
    )

    mock_ring_auth.async_fetch_token.assert_called_once_with(
        "foo@bar.com", "other_fake_password", None
    )
    assert result3["type"] is FlowResultType.ABORT
    assert result3["reason"] == "reauth_successful"
    assert mock_added_config_entry.data == {
        CONF_DEVICE_ID: MOCK_HARDWARE_ID,
        CONF_USERNAME: "foo@bar.com",
        CONF_TOKEN: "new-foobar",
    }
    assert len(mock_setup_entry.mock_calls) == 1


@pytest.mark.usefixtures("mock_setup_entry")
async def test_account_configured(
    hass: HomeAssistant, mock_added_config_entry: Mock
) -> None:
    """Test that user cannot configure the same account twice."""

    result = await hass.config_entries.flow.async_init(
        DOMAIN, context={"source": config_entries.SOURCE_USER}
    )
    assert result["type"] is FlowResultType.FORM
    assert result["errors"] == {}

    result2 = await hass.config_entries.flow.async_configure(
        result["flow_id"],
        {"username": "foo@bar.com", "password": "test-password"},
    )

    assert result2["type"] is FlowResultType.ABORT
    assert result2["reason"] == "already_configured"


@pytest.mark.usefixtures("mock_setup_entry")
async def test_dhcp_discovery(
    hass: HomeAssistant, mock_ring_client: Mock, device_registry: dr.DeviceRegistry
) -> None:
    """Test discovery by dhcp."""
    mac_address = "1234567890abcd"
    hostname = "Ring-90abcd"
    ip_address = "127.0.0.1"
    username = "hello@home-assistant.io"

    result = await hass.config_entries.flow.async_init(
        DOMAIN,
        context={"source": config_entries.SOURCE_DHCP},
        data=DhcpServiceInfo(ip=ip_address, macaddress=mac_address, hostname=hostname),
    )
    assert result["type"] is FlowResultType.FORM
    assert result["errors"] == {}
    assert result["step_id"] == "user"
    with patch("uuid.uuid4", return_value=MOCK_HARDWARE_ID):
        result = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            {"username": username, "password": "test-password"},
        )
    assert result["type"] is FlowResultType.CREATE_ENTRY
    assert result["title"] == "hello@home-assistant.io"
    assert result["data"] == {
        CONF_DEVICE_ID: MOCK_HARDWARE_ID,
        CONF_USERNAME: username,
        CONF_TOKEN: {"access_token": "mock-token"},
    }

    config_entry = hass.config_entries.async_entry_for_domain_unique_id(
        DOMAIN, username
    )
    assert config_entry

    # Create a device entry under the config entry just created
    device_registry.async_get_or_create(
        config_entry_id=config_entry.entry_id,
        identifiers={(DOMAIN, mac_address)},
    )
    result = await hass.config_entries.flow.async_init(
        DOMAIN,
        context={"source": config_entries.SOURCE_DHCP},
        data=DhcpServiceInfo(ip=ip_address, macaddress=mac_address, hostname=hostname),
    )
    assert result["type"] is FlowResultType.ABORT
    assert result["reason"] == "already_configured"


@pytest.mark.usefixtures("mock_setup_entry")
async def test_reconfigure(
    hass: HomeAssistant,
    mock_ring_client: Mock,
    mock_added_config_entry: MockConfigEntry,
) -> None:
    """Test the reconfigure config flow."""

    assert mock_added_config_entry.data[CONF_DEVICE_ID] == MOCK_HARDWARE_ID

    result = await mock_added_config_entry.start_reconfigure_flow(hass)

    assert result["type"] is FlowResultType.FORM
    assert result["step_id"] == "reconfigure"

    with patch("uuid.uuid4", return_value="new-hardware-id"):
        result2 = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            {"password": "test-password"},
        )
        await hass.async_block_till_done()

    assert result2["type"] is FlowResultType.ABORT
    assert result2["reason"] == "reconfigure_successful"
    assert mock_added_config_entry.data[CONF_DEVICE_ID] == "new-hardware-id"


@pytest.mark.parametrize(
    ("error_type", "errors_msg"),
    [
        (ring_doorbell.AuthenticationError, "invalid_auth"),
        (Exception, "unknown"),
    ],
    ids=["invalid-auth", "unknown-error"],
)
async def test_reconfigure_errors(
    hass: HomeAssistant,
    mock_added_config_entry: MockConfigEntry,
    mock_setup_entry: AsyncMock,
    mock_ring_auth: Mock,
    error_type,
    errors_msg,
) -> None:
    """Test errors during the reconfigure config flow."""
    result = await mock_added_config_entry.start_reconfigure_flow(hass)
    await hass.async_block_till_done()

    assert result["type"] is FlowResultType.FORM
    assert result["step_id"] == "reconfigure"

    mock_ring_auth.async_fetch_token.side_effect = error_type
    with patch("uuid.uuid4", return_value="new-hardware-id"):
        result2 = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            user_input={
                CONF_PASSWORD: "error_fake_password",
            },
        )
    await hass.async_block_till_done()
    mock_ring_auth.async_fetch_token.assert_called_with(
        "foo@bar.com", "error_fake_password", None
    )
    mock_ring_auth.async_fetch_token.side_effect = ring_doorbell.Requires2FAError
    result3 = await hass.config_entries.flow.async_configure(
        result2["flow_id"],
        user_input={
            CONF_PASSWORD: "other_fake_password",
        },
    )

    mock_ring_auth.async_fetch_token.assert_called_with(
        "foo@bar.com", "other_fake_password", None
    )
    assert result3["type"] is FlowResultType.FORM
    assert result3["step_id"] == "2fa"

    # Now test reconfigure can go on to succeed
    mock_ring_auth.async_fetch_token.reset_mock(side_effect=True)
    mock_ring_auth.async_fetch_token.return_value = "new-foobar"

    result4 = await hass.config_entries.flow.async_configure(
        result3["flow_id"],
        user_input={"2fa": "123456"},
    )

    mock_ring_auth.async_fetch_token.assert_called_with(
        "foo@bar.com", "other_fake_password", "123456"
    )

    assert result4["type"] is FlowResultType.ABORT
    assert result4["reason"] == "reconfigure_successful"
    assert mock_added_config_entry.data == {
        CONF_DEVICE_ID: "new-hardware-id",
        CONF_USERNAME: "foo@bar.com",
        CONF_TOKEN: "new-foobar",
    }
    assert len(mock_setup_entry.mock_calls) == 1
