import shutil
import tempfile

from django.conf import settings
from django.contrib.auth.models import User
from django.test import TestCase
from django.test import override_settings
from rest_framework import status


class TestViews(TestCase):
    @classmethod
    def setUpClass(cls):
        # Provide a dummy static dir to silence whitenoise warnings
        cls.static_dir = tempfile.mkdtemp()

        cls.override = override_settings(
            STATIC_ROOT=cls.static_dir,
        )
        cls.override.enable()

    @classmethod
    def tearDownClass(cls):
        shutil.rmtree(cls.static_dir, ignore_errors=True)
        cls.override.disable()

    def setUp(self) -> None:
        self.user = User.objects.create_user("testuser")

    def test_login_redirect(self):
        response = self.client.get("/")
        self.assertEqual(response.status_code, status.HTTP_302_FOUND)
        self.assertEqual(response.url, "/accounts/login/?next=/")

    def test_index(self):
        self.client.force_login(self.user)
        for language_given, language_actual in [
            ("", "en-US"),
            ("en-US", "en-US"),
            ("de", "de-DE"),
            ("en", "en-US"),
            ("en-us", "en-US"),
            ("fr", "fr-FR"),
            ("jp", "en-US"),
        ]:
            if language_given:
                self.client.cookies.load(
                    {settings.LANGUAGE_COOKIE_NAME: language_given},
                )
            elif settings.LANGUAGE_COOKIE_NAME in self.client.cookies:
                self.client.cookies.pop(settings.LANGUAGE_COOKIE_NAME)

            response = self.client.get(
                "/",
            )
            self.assertEqual(response.status_code, status.HTTP_200_OK)
            self.assertEqual(
                response.context_data["webmanifest"],
                f"frontend/{language_actual}/manifest.webmanifest",
            )
            self.assertEqual(
                response.context_data["styles_css"],
                f"frontend/{language_actual}/styles.css",
            )
            self.assertEqual(
                response.context_data["runtime_js"],
                f"frontend/{language_actual}/runtime.js",
            )
            self.assertEqual(
                response.context_data["polyfills_js"],
                f"frontend/{language_actual}/polyfills.js",
            )
            self.assertEqual(
                response.context_data["main_js"],
                f"frontend/{language_actual}/main.js",
            )