from django.contrib.auth.models import User
from django.test import TestCase
from django.urls import reverse

from apps.accounts.forms import SignUpForm
from apps.accounts.models import ClientProfile


class SignUpFormTest(TestCase):
    def test_signup_creates_user_and_profile(self):
        form = SignUpForm(
            data={
                "username": "client1",
                "first_name": "Ada",
                "last_name": "Lovelace",
                "email": "ada@example.com",
                "company": "Analytical Engines",
                "phone": "+1 555 0100",
                "timezone": "UTC",
                "password1": "Str0ngPass!word",
                "password2": "Str0ngPass!word",
            }
        )
        self.assertTrue(form.is_valid(), form.errors)
        user = form.save()
        self.assertEqual(user.email, "ada@example.com")
        profile = ClientProfile.objects.get(user=user)
        self.assertEqual(profile.company, "Analytical Engines")
        self.assertEqual(profile.timezone, "UTC")


class AccountViewsTest(TestCase):
    def test_signup_page_renders(self):
        response = self.client.get(reverse("accounts:signup"))
        self.assertEqual(response.status_code, 200)

    def test_signup_creates_account_and_logs_in(self):
        response = self.client.post(
            reverse("accounts:signup"),
            data={
                "username": "newclient",
                "first_name": "Grace",
                "last_name": "Hopper",
                "email": "grace@example.com",
                "company": "",
                "phone": "",
                "timezone": "UTC",
                "password1": "Str0ngPass!word",
                "password2": "Str0ngPass!word",
            },
        )
        self.assertEqual(response.status_code, 302)
        self.assertEqual(response.url, reverse("projects:dashboard"))
        self.assertTrue(User.objects.filter(username="newclient").exists())

    def test_login_required_for_profile(self):
        response = self.client.get(reverse("accounts:profile"))
        self.assertEqual(response.status_code, 302)
        self.assertIn(reverse("accounts:login"), response.url)

    def test_logout_requires_post_and_clears_session(self):
        self.client.login(username="newclient", password="Str0ngPass!word")
        response = self.client.get(reverse("accounts:logout"))
        self.assertEqual(response.status_code, 405)

        response = self.client.post(reverse("accounts:logout"))
        self.assertEqual(response.status_code, 302)
        self.assertEqual(response.url, reverse("pages:home"))

        response = self.client.get(reverse("projects:dashboard"))
        self.assertEqual(response.status_code, 302)
        self.assertIn(reverse("accounts:login"), response.url)