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

from __future__ import unicode_literals

import random
import shutil

from django.conf import settings
from django.test import TestCase

from admin_interface.models import Theme


class AdminInterfaceModelsTestCase(TestCase):
    def setUp(self):
        pass

    def tearDown(self):
        shutil.rmtree(settings.MEDIA_ROOT, ignore_errors=True)

    def __test_active_theme(self):
        theme = Theme.get_active_theme()
        print(theme)
        self.assertTrue(theme is not None)
        self.assertTrue(theme.active)
        self.assertEqual(Theme.objects.filter(active=True).count(), 1)

    def test_default_theme_created_if_no_themes(self):
        Theme.objects.all().delete()
        self.__test_active_theme()

    def test_default_theme_created_if_all_themes_deleted(self):
        Theme.objects.all().delete()
        self.__test_active_theme()

    def test_default_theme_activated_on_save_if_no_active_themes(self):
        Theme.objects.all().delete()
        theme = Theme.get_active_theme()
        theme.active = False
        theme.save()
        self.__test_active_theme()

    def test_default_theme_activated_after_update_if_no_active_themes(self):
        Theme.objects.all().delete()
        Theme.objects.all().update(active=False)
        self.__test_active_theme()

    def test_default_theme_activated_after_update_if_multiple_active_themes(self):
        Theme.objects.all().delete()
        theme_1 = Theme.objects.create(name="Custom 1", active=True)
        theme_2 = Theme.objects.create(name="Custom 2", active=True)
        theme_3 = Theme.objects.create(name="Custom 3", active=True)
        Theme.objects.update(active=False)
        Theme.objects.update(active=True)
        self.__test_active_theme()

    def test_default_theme_activated_on_active_theme_deleted(self):
        Theme.objects.all().delete()
        theme_1 = Theme.objects.create(name="Custom 1", active=True)
        theme_2 = Theme.objects.create(name="Custom 2", active=True)
        theme_3 = Theme.objects.create(name="Custom 3", active=True)
        Theme.objects.filter(pk=Theme.get_active_theme().pk).delete()
        self.__test_active_theme()

    def test_last_theme_activated_on_multiple_themes_created(self):
        Theme.objects.all().delete()
        theme_1 = Theme.objects.create(name="Custom 1", active=True)
        theme_2 = Theme.objects.create(name="Custom 2", active=True)
        theme_3 = Theme.objects.create(name="Custom 3", active=True)
        self.assertEqual(Theme.get_active_theme().pk, theme_3.pk)
        self.__test_active_theme()

    def test_last_theme_activated_on_multiple_themes_activated(self):
        Theme.objects.all().delete()
        theme_1 = Theme.objects.create(name="Custom 1", active=True)
        theme_2 = Theme.objects.create(name="Custom 2", active=True)
        theme_3 = Theme.objects.create(name="Custom 3", active=True)
        theme_4 = Theme.objects.create(name="Custom 4", active=True)
        theme_5 = Theme.objects.create(name="Custom 5", active=True)
        themes = [theme_1, theme_2, theme_3, theme_4, theme_5]
        for i in range(5):
            random.shuffle(themes)
            for theme in themes:
                theme.set_active()
                self.assertEqual(Theme.get_active_theme().pk, theme.pk)
        self.__test_active_theme()

    def test_repr(self):
        theme = Theme.get_active_theme()
        self.assertEqual("{0}".format(theme), "Django")