from unittest.mock import call, ANY, Mock

import pytest
from flask import url_for
from bs4 import BeautifulSoup
from werkzeug.exceptions import InternalServerError

import app
from app.utils import email_safe
from tests import validate_route_permission, service_json


def test_should_show_overview(
    logged_in_client,
    service_one,
):
    response = logged_in_client.get(url_for(
        'main.service_settings', service_id=service_one['id']
    ))
    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert page.find('h1').text == 'Settings'
    for index, row in enumerate([
        'Service name service one Change',
        'Email reply to address None Change',
        'Text message sender 40604 Change'
    ]):
        assert row == " ".join(page.find_all('tr')[index + 1].text.split())
    app.service_api_client.get_service.assert_called_with(service_one['id'])


def test_should_show_overview_for_service_with_more_things_set(
    client,
    active_user_with_permissions,
    mocker,
    service_with_reply_to_addresses,
    mock_get_organisation,
):
    client.login(active_user_with_permissions, mocker, service_with_reply_to_addresses)
    response = client.get(url_for(
        'main.service_settings', service_id=service_with_reply_to_addresses['id']
    ))
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    for index, row in enumerate([
        'Service name service one Change',
        'Email reply to address test@example.com Change',
        'Text message sender elevenchars Change'
    ]):
        assert row == " ".join(page.find_all('tr')[index + 1].text.split())


def test_should_show_service_name(
    logged_in_client,
    service_one,
):
    response = logged_in_client.get(url_for(
        'main.service_name_change', service_id=service_one['id']))
    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert page.find('h1').text == 'Change your service name'
    assert page.find('input', attrs={"type": "text"})['value'] == 'service one'
    app.service_api_client.get_service.assert_called_with(service_one['id'])


def test_should_redirect_after_change_service_name(
    logged_in_client,
    service_one,
    mock_update_service,
    mock_get_services,
):
    response = logged_in_client.post(
        url_for('main.service_name_change', service_id=service_one['id']),
        data={'name': "new name"})

    assert response.status_code == 302
    settings_url = url_for(
        'main.service_name_change_confirm', service_id=service_one['id'], _external=True)
    assert settings_url == response.location
    assert mock_get_services.called


def test_show_restricted_service(
    logged_in_client,
    service_one,
):
    response = logged_in_client.get(url_for('main.service_settings', service_id=service_one['id']))
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert page.find('h1').text == 'Settings'
    assert page.find_all('h2')[0].text == 'Your service is in trial mode'


def test_switch_service_to_live(
    logged_in_platform_admin_client,
    service_one,
    mock_update_service,
):
    response = logged_in_platform_admin_client.get(
        url_for('main.service_switch_live', service_id=service_one['id']))
    assert response.status_code == 302
    assert response.location == url_for(
        'main.service_settings',
        service_id=service_one['id'], _external=True)
    mock_update_service.assert_called_with(
        service_one['id'],
        message_limit=250000,
        restricted=False
    )


def test_show_live_service(
    logged_in_client,
    service_one,
    mock_get_live_service
):
    response = logged_in_client.get(url_for('main.service_settings', service_id=service_one['id']))
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert page.find('h1').text.strip() == 'Settings'
    assert 'Your service is in trial mode' not in page.text


def test_switch_service_to_restricted(
    logged_in_platform_admin_client,
    service_one,
    mock_get_live_service,
    mock_update_service
):
    response = logged_in_platform_admin_client.get(
        url_for('main.service_switch_live', service_id=service_one['id']))
    assert response.status_code == 302
    assert response.location == url_for(
        'main.service_settings',
        service_id=service_one['id'], _external=True)
    mock_update_service.assert_called_with(
        service_one['id'],
        message_limit=50,
        restricted=True
    )


def test_should_not_allow_duplicate_names(
    logged_in_client,
    mocker,
    service_one,
):
    mocker.patch('app.service_api_client.find_all_service_email_from',
                 return_value=['service_one', 'service.two'])
    service_id = service_one['id']
    response = logged_in_client.post(
        url_for('main.service_name_change', service_id=service_id),
        data={'name': "SErvICE TWO"})

    assert response.status_code == 200
    resp_data = response.get_data(as_text=True)
    assert 'This service name is already in use' in resp_data
    app.service_api_client.find_all_service_email_from.assert_called_once_with()


def test_should_show_service_name_confirmation(
    logged_in_client,
    service_one,
):
    response = logged_in_client.get(url_for(
        'main.service_name_change_confirm', service_id=service_one['id']))

    assert response.status_code == 200
    resp_data = response.get_data(as_text=True)
    assert 'Change your service name' in resp_data
    app.service_api_client.get_service.assert_called_with(service_one['id'])


def test_should_redirect_after_service_name_confirmation(
    logged_in_client,
    service_one,
    mock_update_service,
    mock_verify_password
):
    service_id = service_one['id']
    service_new_name = 'New Name'
    with logged_in_client.session_transaction() as session:
        session['service_name_change'] = service_new_name
    response = logged_in_client.post(url_for(
        'main.service_name_change_confirm', service_id=service_id))

    assert response.status_code == 302
    settings_url = url_for('main.service_settings', service_id=service_id, _external=True)
    assert settings_url == response.location
    mock_update_service.assert_called_once_with(
        service_id,
        name=service_new_name,
        email_from=email_safe(service_new_name)
    )
    assert mock_verify_password.called


def test_should_raise_duplicate_name_handled(
    logged_in_client,
    service_one,
    mock_update_service_raise_httperror_duplicate_name,
    mock_verify_password
):
    service_new_name = 'New Name'
    with logged_in_client.session_transaction() as session:
        session['service_name_change'] = service_new_name
    response = logged_in_client.post(url_for(
        'main.service_name_change_confirm', service_id=service_one['id']))

    assert response.status_code == 302
    name_change_url = url_for(
        'main.service_name_change', service_id=service_one['id'], _external=True)
    assert name_change_url == response.location
    assert mock_update_service_raise_httperror_duplicate_name.called
    assert mock_verify_password.called


def test_should_show_request_to_go_live(
    logged_in_client,
    mock_get_service,
    service_one
):
    response = logged_in_client.get(
        url_for('main.service_request_to_go_live', service_id=service_one['id']))
    assert response.status_code == 200
    resp_data = response.get_data(as_text=True)
    assert 'Request to go live' in resp_data
    assert mock_get_service.called


def test_should_redirect_after_request_to_go_live(
    logged_in_client,
    active_user_with_permissions,
    service_one,
    mocker,
):
    mock_post = mocker.patch(
        'app.main.views.feedback.requests.post',
        return_value=Mock(status_code=201))
    response = logged_in_client.post(
        url_for('main.service_request_to_go_live', service_id=service_one['id']),
        data={
            'mou': 'yes',
            'channel': 'emails',
            'start_date': '01/01/2017',
            'start_volume': '100,000',
            'peak_volume': '2,000,000',
            'upload_or_api': 'API'
        },
        follow_redirects=True
    )
    assert response.status_code == 200
    mock_post.assert_called_with(
        ANY,
        data={
            'subject': 'Request to go live - service one',
            'department_id': ANY,
            'agent_team_id': ANY,
            'message': ANY,
            'person_name': active_user_with_permissions.name,
            'person_email': active_user_with_permissions.email_address
        },
        headers=ANY
    )

    returned_message = mock_post.call_args[1]['data']['message']
    assert 'emails' in returned_message
    assert '01/01/2017' in returned_message
    assert '100,000' in returned_message
    assert '2,000,000' in returned_message
    assert 'API' in returned_message

    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    flash_banner = page.find('div', class_='banner-default').string.strip()
    h1 = page.find('h1').string.strip()
    assert flash_banner == 'We’ve received your request to go live'
    assert h1 == 'Settings'


def test_log_error_on_request_to_go_live(
    app_,
    logged_in_client,
    service_one,
    mocker,
):
    mock_post = mocker.patch(
        'app.main.views.service_settings.requests.post',
        return_value=Mock(
            status_code=401,
            json=lambda: {
                'error_code': 'invalid_auth',
                'error_message': 'Please provide a valid API key or token'
            }
        )
    )
    mock_logger = mocker.patch.object(app_.logger, 'error')
    with pytest.raises(InternalServerError):
        logged_in_client.post(
            url_for('main.service_request_to_go_live', service_id=service_one['id']),
            data={
                'mou': 'yes',
                'channel': 'emails',
                'start_date': 'start_date',
                'start_volume': 'start_volume',
                'peak_volume': 'peak_volume',
                'upload_or_api': 'API'
            }
        )
    mock_logger.assert_called_with(
        "Deskpro create ticket request failed with {} '{}'".format(mock_post().status_code, mock_post().json())
    )


@pytest.mark.parametrize('route', [
    'main.service_settings',
    'main.service_name_change',
    'main.service_name_change_confirm',
    'main.service_request_to_go_live',
    'main.archive_service'
])
def test_route_permissions(
    mocker,
    app_,
    client,
    api_user_active,
    service_one,
    route,
):
    validate_route_permission(
        mocker,
        app_,
        "GET",
        200,
        url_for(route, service_id=service_one['id']),
        ['manage_settings'],
        api_user_active,
        service_one)


@pytest.mark.parametrize('route', [
    'main.service_settings',
    'main.service_name_change',
    'main.service_name_change_confirm',
    'main.service_request_to_go_live',
    'main.service_switch_live',
    'main.service_switch_research_mode',
    'main.service_switch_can_send_letters',
    'main.archive_service',
])
def test_route_invalid_permissions(
    mocker,
    app_,
    client,
    api_user_active,
    service_one,
    route,
):
    validate_route_permission(
        mocker,
        app_,
        "GET",
        403,
        url_for(route, service_id=service_one['id']),
        ['blah'],
        api_user_active,
        service_one)


@pytest.mark.parametrize('route', [
    'main.service_settings',
    'main.service_name_change',
    'main.service_name_change_confirm',
    'main.service_request_to_go_live',
])
def test_route_for_platform_admin(
    mocker,
    app_,
    client,
    platform_admin_user,
    service_one,
    route,
):
    validate_route_permission(mocker,
                              app_,
                              "GET",
                              200,
                              url_for(route, service_id=service_one['id']),
                              [],
                              platform_admin_user,
                              service_one)


@pytest.mark.parametrize('route', [
    'main.service_switch_live',
    'main.service_switch_research_mode',
    'main.service_switch_can_send_letters',
])
def test_route_for_platform_admin_update_service(
    mocker,
    app_,
    client,
    platform_admin_user,
    service_one,
    route,
):
    mocker.patch('app.service_api_client.archive_service')
    validate_route_permission(mocker,
                              app_,
                              "GET",
                              302,
                              url_for(route, service_id=service_one['id']),
                              [],
                              platform_admin_user,
                              service_one)


def test_set_reply_to_email_address(
    logged_in_client,
    mock_update_service,
    service_one,
):
    data = {"email_address": "test@someservice.gov.uk"}
    response = logged_in_client.post(url_for('main.service_set_reply_to_email', service_id=service_one['id']),
                                     data=data,
                                     follow_redirects=True)
    assert response.status_code == 200
    mock_update_service.assert_called_with(
        service_one['id'],
        reply_to_email_address="test@someservice.gov.uk"
    )


def test_if_reply_to_email_address_set_then_form_populated(
    logged_in_client,
    service_one,
):
    service_one['reply_to_email_address'] = 'test@service.gov.uk'
    response = logged_in_client.get(url_for('main.service_set_reply_to_email', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert page.find(id='email_address')['value'] == 'test@service.gov.uk'


def test_switch_service_to_research_mode(
    logged_in_platform_admin_client,
    platform_admin_user,
    service_one,
    mocker,
):
    mocker.patch('app.service_api_client.post', return_value=service_one)
    response = logged_in_platform_admin_client.get(
        url_for('main.service_switch_research_mode', service_id=service_one['id'])
    )
    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)
    app.service_api_client.post.assert_called_with(
        '/service/{}'.format(service_one['id']),
        {
            'research_mode': True,
            'created_by': platform_admin_user.id
        }
    )


def test_switch_service_from_research_mode_to_normal(
    logged_in_platform_admin_client,
    mocker,
):
    service = service_json(
        research_mode=True
    )
    mocker.patch('app.service_api_client.get_service', return_value={"data": service})
    update_service_mock = mocker.patch('app.service_api_client.update_service_with_properties', return_value=service)

    response = logged_in_platform_admin_client.get(
        url_for('main.service_switch_research_mode', service_id=service['id'])
    )
    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service['id'], _external=True)
    update_service_mock.assert_called_with(
        service['id'], {"research_mode": False}
    )


def test_shows_research_mode_indicator(
    logged_in_client,
    service_one,
    mocker,
):
    service_one['research_mode'] = True
    mocker.patch('app.service_api_client.get_service', return_value={"data": service_one})
    mocker.patch('app.service_api_client.update_service_with_properties', return_value=service_one)

    response = logged_in_client.get(url_for('main.service_settings', service_id=service_one['id']))
    assert response.status_code == 200

    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    element = page.find('span', {"id": "research-mode"})
    assert element.text == 'research mode'


def test_does_not_show_research_mode_indicator(
    logged_in_client,
    service_one,
):
    response = logged_in_client.get(url_for('main.service_settings', service_id=service_one['id']))
    assert response.status_code == 200

    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    element = page.find('span', {"id": "research-mode"})
    assert not element


def test_set_text_message_sender(
    logged_in_client,
    mock_update_service,
    service_one,
):
    data = {"sms_sender": "elevenchars"}
    response = logged_in_client.post(url_for('main.service_set_sms_sender', service_id=service_one['id']),
                                     data=data,
                                     follow_redirects=True)
    assert response.status_code == 200

    mock_update_service.assert_called_with(
        service_one['id'],
        sms_sender="elevenchars"
    )


def test_if_sms_sender_set_then_form_populated(
    logged_in_client,
    service_one,
):
    service_one['sms_sender'] = 'elevenchars'
    response = logged_in_client.get(url_for('main.service_set_sms_sender', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert page.find(id='sms_sender')['value'] == 'elevenchars'


def test_should_show_branding(
    logged_in_platform_admin_client,
    service_one,
    mock_get_organisations
):
    response = logged_in_platform_admin_client.get(url_for(
        'main.service_set_branding_and_org', service_id=service_one['id']
    ))
    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')

    assert page.find('input', attrs={"id": "branding_type-0"})['value'] == 'govuk'
    assert page.find('input', attrs={"id": "branding_type-1"})['value'] == 'both'
    assert page.find('input', attrs={"id": "branding_type-2"})['value'] == 'org'

    assert 'checked' in page.find('input', attrs={"id": "branding_type-0"}).attrs
    assert 'checked' not in page.find('input', attrs={"id": "branding_type-1"}).attrs
    assert 'checked' not in page.find('input', attrs={"id": "branding_type-2"}).attrs

    app.organisations_client.get_organisations.assert_called_once_with()
    app.service_api_client.get_service.assert_called_once_with(service_one['id'])


def test_should_show_organisations(
    logged_in_platform_admin_client,
    service_one,
    mock_get_organisations
):
    response = logged_in_platform_admin_client.get(url_for(
        'main.service_set_branding_and_org', service_id=service_one['id']
    ))
    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')

    assert page.find('input', attrs={"id": "branding_type-0"})['value'] == 'govuk'
    assert page.find('input', attrs={"id": "branding_type-1"})['value'] == 'both'
    assert page.find('input', attrs={"id": "branding_type-2"})['value'] == 'org'

    assert 'checked' in page.find('input', attrs={"id": "branding_type-0"}).attrs
    assert 'checked' not in page.find('input', attrs={"id": "branding_type-1"}).attrs
    assert 'checked' not in page.find('input', attrs={"id": "branding_type-2"}).attrs

    app.organisations_client.get_organisations.assert_called_once_with()
    app.service_api_client.get_service.assert_called_once_with(service_one['id'])


def test_should_set_branding_and_organisations(
    logged_in_platform_admin_client,
    service_one,
    mock_get_organisations,
    mock_update_service,
):
    response = logged_in_platform_admin_client.post(
        url_for(
            'main.service_set_branding_and_org', service_id=service_one['id']
        ),
        data={
            'branding_type': 'org',
            'organisation': 'organisation-id'
        }
    )
    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)

    mock_get_organisations.assert_called_once_with()
    mock_update_service.assert_called_once_with(
        service_one['id'],
        branding='org',
        organisation='organisation-id'
    )


def test_switch_service_enable_letters(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    mocked_fn = mocker.patch('app.service_api_client.update_service_with_properties', return_value=service_one)

    response = logged_in_platform_admin_client.get(
        url_for('main.service_switch_can_send_letters', service_id=service_one['id'])
    )

    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)
    assert mocked_fn.call_args == call(service_one['id'], {'can_send_letters': True})


def test_switch_service_disable_letters(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    service_one['can_send_letters'] = True
    mocker.patch('app.service_api_client.get_service', return_value={"data": service_one})
    mocked_fn = mocker.patch('app.service_api_client.update_service_with_properties', return_value=service_one)

    response = logged_in_platform_admin_client.get(
        url_for('main.service_switch_can_send_letters', service_id=service_one['id'])
    )

    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)
    assert mocked_fn.call_args == call(service_one['id'], {"can_send_letters": False})


def test_archive_service_after_confirm(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    mocked_fn = mocker.patch('app.service_api_client.post', return_value=service_one)

    response = logged_in_platform_admin_client.post(url_for('main.archive_service', service_id=service_one['id']))

    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)
    assert mocked_fn.call_args == call('/service/{}/archive'.format(service_one['id']), data=None)


def test_archive_service_prompts_user(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    mocked_fn = mocker.patch('app.service_api_client.post')

    response = logged_in_platform_admin_client.get(url_for('main.archive_service', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert 'Are you sure you want to archive this service?' in page.find('div', class_='banner-dangerous').text
    assert mocked_fn.called is False


def test_cant_archive_inactive_service(
    logged_in_platform_admin_client,
    service_one,
):
    service_one['active'] = False

    response = logged_in_platform_admin_client.get(url_for('main.service_settings', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert 'Archive service' not in {a.text for a in page.find_all('a', class_='button')}


def test_suspend_service_after_confirm(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    mocked_fn = mocker.patch('app.service_api_client.post', return_value=service_one)

    response = logged_in_platform_admin_client.post(url_for('main.suspend_service', service_id=service_one['id']))

    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)
    assert mocked_fn.call_args == call('/service/{}/suspend'.format(service_one['id']), data=None)


def test_suspend_service_prompts_user(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    mocked_fn = mocker.patch('app.service_api_client.post')

    response = logged_in_platform_admin_client.get(url_for('main.suspend_service', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert 'This will suspend the service and revoke all api keys. Are you sure you want to suspend this service?' in \
           page.find('div', class_='banner-dangerous').text
    assert mocked_fn.called is False


def test_cant_suspend_inactive_service(
    logged_in_platform_admin_client,
    service_one,
):
    service_one['active'] = False

    response = logged_in_platform_admin_client.get(url_for('main.service_settings', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert 'Suspend service' not in {a.text for a in page.find_all('a', class_='button')}


def test_resume_service_after_confirm(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    service_one['active'] = False
    mocked_fn = mocker.patch('app.service_api_client.post', return_value=service_one)

    response = logged_in_platform_admin_client.post(url_for('main.resume_service', service_id=service_one['id']))

    assert response.status_code == 302
    assert response.location == url_for('main.service_settings', service_id=service_one['id'], _external=True)
    assert mocked_fn.call_args == call('/service/{}/resume'.format(service_one['id']), data=None)


def test_resume_service_prompts_user(
    logged_in_platform_admin_client,
    service_one,
    mocker,
):
    service_one['active'] = False
    mocked_fn = mocker.patch('app.service_api_client.post')

    response = logged_in_platform_admin_client.get(url_for('main.resume_service', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert 'This will resume the service. New api key are required for this service to use the API.' in \
           page.find('div', class_='banner-dangerous').text
    assert mocked_fn.called is False


def test_cant_resume_active_service(
    logged_in_platform_admin_client,
    service_one,
):
    response = logged_in_platform_admin_client.get(url_for('main.service_settings', service_id=service_one['id']))

    assert response.status_code == 200
    page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
    assert 'Resume service' not in {a.text for a in page.find_all('a', class_='button')}