# -*- coding: utf-8 -*-

##########################################################################
# OpenLP - Open Source Lyrics Projection                                 #
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# Copyright (c) 2008-2021 OpenLP Developers                              #
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# This program is free software: you can redistribute it and/or modify   #
# it under the terms of the GNU General Public License as published by   #
# the Free Software Foundation, either version 3 of the License, or      #
# (at your option) any later version.                                    #
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# This program is distributed in the hope that it will be useful,        #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          #
# GNU General Public License for more details.                           #
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"""
This module contains tests for the lib submodule of the Remotes plugin.
"""
import pytest
import re

from PyQt5 import QtWidgets

from openlp.core.api.tab import ApiTab
from openlp.core.common import get_network_interfaces
from openlp.core.common.registry import Registry

ZERO_URL = '0.0.0.0'


@pytest.fixture
def api_tab(settings):
    Registry().set_flag('website_version', '00-00-0000')
    Registry().set_flag('no_web_server', False)
    parent = QtWidgets.QMainWindow()
    form = ApiTab(parent)
    yield form
    del parent
    del form


def test_get_ip_address_default(api_tab):
    """
    Test the get_ip_address function with ZERO_URL
    """
    # GIVEN: list of local IP addresses for this machine
    ip_addresses = []
    interfaces = get_network_interfaces()
    for _, interface in interfaces.items():
        ip_addresses.append(interface['ip'])

    # WHEN: the default ip address is given
    ip_address = api_tab.get_ip_address(ZERO_URL)

    # THEN: the default ip address will be returned
    assert re.match(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}', ip_address), \
        'The return value should be a valid ip address'
    assert ip_address in ip_addresses, 'The return address should be in the list of local IP addresses'


def test_get_ip_address_with_ip(api_tab):
    """
    Test the get_ip_address function with given ip address
    """
    # GIVEN: An ip address
    given_ip = '192.168.1.1'

    # WHEN: the default ip address is given
    ip_address = api_tab.get_ip_address(given_ip)

    # THEN: the default ip address will be returned
    assert ip_address == given_ip, 'The return value should be %s' % given_ip


def test_set_urls(api_tab):
    """
    Test the set_url function to generate correct url links
    """
    # GIVEN: An ip address
    api_tab.address_edit.setText('192.168.1.1')
    # WHEN: the urls are generated
    api_tab.set_urls()
    # THEN: the following links are returned
    assert api_tab.remote_url.text() == "<a href=\"http://192.168.1.1:4316/\">http://192.168.1.1:4316/</a>", \
        'The return value should be a fully formed link'
    assert api_tab.stage_url.text() == \
        "<a href=\"http://192.168.1.1:4316/stage\">http://192.168.1.1:4316/stage</a>", \
        'The return value should be a fully formed stage link'
    assert api_tab.live_url.text() == \
        "<a href=\"http://192.168.1.1:4316/main\">http://192.168.1.1:4316/main</a>", \
        'The return value should be a fully formed main link'


def test_address_revert_button_clicked(api_tab, settings):
    """
    Test the IP revert function works
    """
    # GIVEN: The ip address text set to a non default value
    api_tab.address_edit.setText('not the default')
    # WHEN: address_revert_button_clicked is called
    api_tab.address_revert_button_clicked()
    # THEN: The text should have been changed to the default value
    assert api_tab.address_edit.text() == settings.get_default_value('api/ip address')


def test_save(api_tab, settings):
    """
    Test the IP revert function works
    """
    # GIVEN: The ip address text set to a non default value
    api_tab.address_edit.setText(settings.value('api/ip address'))
    api_tab.twelve_hour = True
    api_tab.thumbnails = True
    api_tab.user_login_group_box.setChecked(True)
    api_tab.user_id.setText('user id thing')
    api_tab.password.setText('user password thing')
    # WHEN: save is called
    api_tab.save()
    # THEN: The text should have been changed to the default value
    assert settings.value('api/twelve hour') is True
    assert settings.value('api/thumbnails') is True
    assert settings.value('api/authentication enabled') is True
    assert settings.value('api/user id') == 'user id thing'
    assert settings.value('api/password') == 'user password thing'