from django.conf import settings as s
from django.test import TestCase
from django.urls import reverse

from epdb.logic import PackageManager
from epdb.models import User

Package = s.GET_PACKAGE_MODEL()


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"))