from django.test import TestCase

from epdb.logic import PackageManager
from epdb.models import Package, User
from django.urls import reverse


class UserViewTest(TestCase):
    fixtures = ["test_fixtures.jsonl.gz"]

    @classmethod
    def setUpClass(cls):
        super(UserViewTest, cls).setUpClass()
        cls.user = User.objects.get(username='anonymous')
        cls.package = PackageManager.create_package(cls.user, 'Anon Test Package', 'No Desc')
        cls.BBD_SUBSET = Package.objects.get(name='Fixtures')

    def test_login_with_valid_credentials(self):
        response = self.client.post(reverse("login"), {
            "username": "user0",
            "password": 'SuperSafe',
        })
        self.assertRedirects(response, reverse("index"))
        self.assertTrue(response.wsgi_request.user.is_authenticated)

    def test_login_with_invalid_credentials(self):
        response = self.client.post(reverse("login"), {
            "username": "user0",
            "password": "wrongpassword",
        })
        self.assertEqual(response.status_code, 200)
        self.assertFalse(response.wsgi_request.user.is_authenticated)

    def test_register(self):
        response = self.client.post(reverse("register"), {
            "username": "user1",
            "email": "user1@envipath.com",
            "password": "SuperSafe",
            "rpassword": "SuperSafe",
        })
        self.assertEqual(response.status_code, 200)
        # TODO currently fails as the fixture does not provide a global setting...
        self.assertContains(response, "Registration failed!")

    def test_register_password_mismatch(self):
        response = self.client.post(reverse("register"), {
            "username": "user1",
            "email": "user1@envipath.com",
            "password": "SuperSafe",
            "rpassword": "SuperSaf3",
        })
        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "Registration failed, provided passwords differ")

    def test_logout(self):
        response = self.client.post(reverse("login"), {
            "username": "user0",
            "password": 'SuperSafe',
            "login": "true"
        })
        self.assertTrue(response.wsgi_request.user.is_authenticated)

        response = self.client.post(reverse('logout'), {
            "logout": "true",
        })
        self.assertFalse(response.wsgi_request.user.is_authenticated)

    def test_next_param_properly_handled(self):
        response = self.client.get(reverse('packages'))

        self.assertRedirects(response, f"{reverse('login')}/?next=/package")

        response = self.client.post(reverse('login'), {
            "username": "user0",
            "password": 'SuperSafe',
            "login": "true",
            "next": "/package"
        })

        self.assertRedirects(response, reverse('packages'))