import datetime
from unittest.mock import patch

from django.test import Client, TestCase, override_settings
from django.urls import reverse

from scha.settings.base import build_csrf_trusted_origins

from .forms import AddressForm, PeopleForm
from .models import (
    AddressModel1,
    CalendarEvent,
    Membership,
    MembershipPerson,
    SCHAOfficer,
    UsefulLinks,
)


class CsrfTrustedOriginsTests(TestCase):
    def test_derives_https_origins_from_public_hosts(self):
        origins = build_csrf_trusted_origins(
            ["schawheaton.com", "www.schawheaton.com"]
        )

        self.assertEqual(
            origins,
            [
                "https://schawheaton.com",
                "https://www.schawheaton.com",
            ],
        )

    def test_derives_http_origins_for_local_hosts(self):
        origins = build_csrf_trusted_origins(["localhost", "127.0.0.1"])

        self.assertEqual(origins, ["http://localhost", "http://127.0.0.1"])

    def test_explicit_origins_win(self):
        origins = build_csrf_trusted_origins(
            ["schawheaton.com"],
            ["https://custom.example"],
        )

        self.assertEqual(origins, ["https://custom.example"])


class PublicPageTests(TestCase):
    def setUp(self):
        self.client = Client()

    def test_index_renders(self):
        response = self.client.get(reverse("index2"))
        self.assertEqual(response.status_code, 200)

    def test_about_us_renders(self):
        response = self.client.get(reverse("about_us2"))
        self.assertEqual(response.status_code, 200)

    def test_calendar_renders(self):
        response = self.client.get(reverse("calendar2"))
        self.assertEqual(response.status_code, 200)

    def test_newsletters_renders(self):
        response = self.client.get(reverse("newsletters2"))
        self.assertEqual(response.status_code, 200)

    def test_dues_renders(self):
        response = self.client.get(reverse("dues2"))
        self.assertEqual(response.status_code, 200)

    def test_scha_board_renders_officers(self):
        SCHAOfficer.objects.create(
            name="Jane President",
            position="President",
            email="jane@example.com",
        )

        response = self.client.get(reverse("scha_board2"))

        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "Jane President")

    def test_useful_links_renders_links(self):
        UsefulLinks.objects.create(name="City of Wheaton", url="https://example.com")

        response = self.client.get(reverse("useful_links2"))

        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "City of Wheaton")

    def test_public_pages_include_seo_metadata(self):
        pages = [
            ("index2", "Home | Stonehedge"),
            ("about_us2", "About Us | Stonehedge"),
            ("calendar2", "Calendar | Stonehedge"),
            ("dues2", "Pay Dues | Stonehedge"),
            ("membership_form2", "Join Today | Stonehedge"),
            ("scha_board2", "SCHA Board | Stonehedge"),
            ("useful_links2", "Useful Links | Stonehedge"),
        ]

        for name, title_fragment in pages:
            with self.subTest(page=name):
                response = self.client.get(reverse(name))
                self.assertEqual(response.status_code, 200)
                self.assertContains(response, f"<title>{title_fragment}")
                self.assertContains(response, 'name="description"')
                self.assertContains(response, 'property="og:title"')
                self.assertContains(response, 'rel="canonical"')
                self.assertContains(response, 'id="main-content"')
                self.assertContains(response, "Skip to main content")

    def test_robots_txt(self):
        response = self.client.get(reverse("robots_txt"))
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response["Content-Type"].split(";")[0], "text/plain")
        self.assertContains(response, "Sitemap:")
        self.assertContains(response, "Disallow: /admin/")

    def test_sitemap_xml(self):
        response = self.client.get(reverse("sitemap_xml"))
        self.assertEqual(response.status_code, 200)
        self.assertIn("xml", response["Content-Type"])
        self.assertContains(response, reverse("index2"))
        self.assertContains(response, reverse("dues2"))

    def test_llms_txt(self):
        response = self.client.get(reverse("llms_txt"))
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response["Content-Type"].split(";")[0], "text/plain")
        self.assertContains(response, "Stonehedge Community Homeowners Association")
        self.assertContains(response, reverse("membership_form2").lstrip("/"))


@override_settings(
    RECAPTCHA_PUBLIC_KEY="test-public-key",
    RECAPTCHA_PRIVATE_KEY="test-private-key",
)
class MembershipFormViewTests(TestCase):
    def setUp(self):
        self.client = Client()
        self.url = reverse("membership_form2")

    def test_get_renders_form(self):
        response = self.client.get(self.url)

        self.assertEqual(response.status_code, 200)
        self.assertIn("peopleForm1", response.context)
        self.assertIn("addressForm", response.context)
        self.assertIn("captchaForm", response.context)

    @patch("schasite.views.CaptchaForm")
    def test_post_success_creates_membership_and_redirects(self, mock_captcha_form):
        mock_captcha_form.return_value.is_valid.return_value = True

        payload = {
            "streetAddress": "123 Main St",
            "unit": "",
            "city": "Wheaton",
            "state": "IL",
            "zipCode": "60189",
            "firstName1": "Pat",
            "lastName1": "Neighbor",
            "email1": "pat@example.com",
            "phone1": "6305551212",
            "firstName2": "",
            "lastName2": "",
            "email2": "",
            "phone2": "",
            "captcha": "passed",
        }

        response = self.client.post(self.url, payload)

        self.assertEqual(response.status_code, 302)
        self.assertEqual(response.url, reverse("index2"))
        self.assertEqual(Membership.objects.count(), 1)
        membership = Membership.objects.get()
        self.assertEqual(membership.addressmodel1.address_1, "123 Main St")
        self.assertEqual(
            MembershipPerson.objects.filter(membership=membership).count(),
            1,
        )

    @patch("schasite.views.CaptchaForm")
    def test_post_missing_address_rerenders_form(self, mock_captcha_form):
        mock_captcha_form.return_value.is_valid.return_value = True

        payload = {
            "streetAddress": "",
            "unit": "",
            "city": "Wheaton",
            "state": "IL",
            "zipCode": "60189",
            "firstName1": "Pat",
            "lastName1": "Neighbor",
            "email1": "pat@example.com",
            "phone1": "6305551212",
            "firstName2": "",
            "lastName2": "",
            "email2": "",
            "phone2": "",
            "captcha": "passed",
        }

        response = self.client.post(self.url, payload)

        self.assertEqual(response.status_code, 200)
        self.assertEqual(Membership.objects.count(), 0)
        self.assertIn("addressForm", response.context)


class AddressFormTests(TestCase):
    def test_valid_address(self):
        form = AddressForm(
            data={
                "address_1": "123 Main St",
                "address_2": "",
                "city": "Wheaton",
                "state": "IL",
                "zip_code": "60189",
            }
        )
        self.assertTrue(form.is_valid())

    def test_missing_street_is_invalid(self):
        form = AddressForm(
            data={
                "address_1": "",
                "city": "Wheaton",
                "state": "IL",
                "zip_code": "60189",
            }
        )
        self.assertFalse(form.is_valid())
        self.assertIn("address_1", form.errors)


class PeopleFormTests(TestCase):
    def test_valid_person(self):
        form = PeopleForm(
            data={
                "first_name": "Pat",
                "last_name": "Neighbor",
                "email": "pat@example.com",
                "phone_number": "+16305551212",
            }
        )
        self.assertTrue(form.is_valid())

    def test_missing_phone_is_invalid(self):
        form = PeopleForm(
            data={
                "first_name": "Pat",
                "last_name": "Neighbor",
                "email": "pat@example.com",
                "phone_number": "",
            }
        )
        self.assertFalse(form.is_valid())


class MembershipModelTests(TestCase):
    def test_get_address_str_and_person_1(self):
        membership = Membership.objects.create()
        AddressModel1.objects.create(
            membership=membership,
            address_1="456 Oak Ave",
            city="Wheaton",
            state="IL",
            zip_code="60189",
        )
        MembershipPerson.objects.create(
            membership=membership,
            first_name="Alex",
            last_name="Resident",
            email="alex@example.com",
            phone_number="+16305559876",
        )

        self.assertEqual(membership.get_address_str(), "456 Oak Ave")
        self.assertEqual(membership.get_person_1(), "alex@example.com")
        self.assertIn("456 Oak Ave", str(membership))

    def test_get_person_1_with_no_people(self):
        membership = Membership.objects.create()
        AddressModel1.objects.create(
            membership=membership,
            address_1="789 Pine St",
            city="Wheaton",
            state="IL",
            zip_code="60189",
        )

        self.assertEqual(membership.get_person_1(), "No Person")


class CalendarEventTests(TestCase):
    def test_has_date_and_future_past_helpers(self):
        today = datetime.date.today()
        past = CalendarEvent.objects.create(
            event_name="Past Picnic",
            start_date=today - datetime.timedelta(days=7),
        )
        future = CalendarEvent.objects.create(
            event_name="Future Picnic",
            start_date=today + datetime.timedelta(days=7),
        )
        undated = CalendarEvent.objects.create(event_name="TBD Event")

        self.assertTrue(past.has_date())
        self.assertTrue(past.past_event())
        self.assertFalse(past.future_event())

        self.assertTrue(future.future_event())
        self.assertFalse(future.past_event())

        self.assertTrue(undated.no_date())
        self.assertFalse(undated.has_date())
        self.assertFalse(undated.past_event())
        self.assertFalse(undated.future_event())

    def test_time_range_display(self):
        event = CalendarEvent.objects.create(
            event_name="Timed Event",
            start_time=datetime.time(11, 0),
            end_time=datetime.time(15, 0),
        )
        self.assertEqual(event.time_range_display(), "11:00 AM - 3:00 PM")

        start_only = CalendarEvent.objects.create(
            event_name="Start Only",
            start_time=datetime.time(9, 30),
        )
        self.assertEqual(start_only.time_range_display(), "9:30 AM")

        no_time = CalendarEvent.objects.create(event_name="No Time")
        self.assertEqual(no_time.time_range_display(), "")

    def test_calendar_page_splits_past_and_future(self):
        today = datetime.date.today()
        CalendarEvent.objects.create(
            event_name="Past Event",
            start_date=today - datetime.timedelta(days=3),
        )
        CalendarEvent.objects.create(
            event_name="Future Event",
            start_date=today + datetime.timedelta(days=3),
        )

        response = self.client.get(reverse("calendar2"))

        self.assertEqual(response.status_code, 200)
        self.assertEqual(len(response.context["past_events"]), 1)
        self.assertEqual(len(response.context["future_events"]), 1)
        self.assertEqual(response.context["past_events"][0].event_name, "Past Event")
        self.assertEqual(
            response.context["future_events"][0].event_name, "Future Event"
        )


@override_settings(
    STRIPE_PUBLISHABLE_KEY="pk_test_123",
    STRIPE_SECRET_KEY="sk_test_123",
)
class StripeEndpointTests(TestCase):
    def setUp(self):
        self.client = Client()

    def test_stripe_config_returns_publishable_key(self):
        response = self.client.get("/config/")

        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json(), {"publicKey": "pk_test_123"})

    @patch("schasite.views.stripe.checkout.Session.create")
    def test_create_checkout_session_returns_session_id(self, mock_create):
        mock_create.return_value = {"id": "cs_test_abc"}

        response = self.client.get("/create-checkout-session/")

        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json(), {"sessionId": "cs_test_abc"})
        mock_create.assert_called_once()

    @patch("schasite.views.stripe.checkout.Session.create")
    def test_create_checkout_session_returns_error_payload(self, mock_create):
        mock_create.side_effect = Exception("stripe down")

        response = self.client.get("/create-checkout-session/")

        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json(), {"error": "stripe down"})


class AuthViewTests(TestCase):
    """Auth member routes are gated on settings.DEBUG at URLconf import time.

    Django forces DEBUG=False during tests, so those named URLs are not
    registered. Call views via RequestFactory instead of reverse()/Client.
    """

    def setUp(self):
        from django.contrib.auth.models import AnonymousUser
        from django.test import RequestFactory

        from schasite import views

        self.factory = RequestFactory()
        self.views = views
        self.AnonymousUser = AnonymousUser

    @patch("schasite.views.render")
    def test_login_get_uses_signin_template(self, mock_render):
        from django.http import HttpResponse

        mock_render.return_value = HttpResponse(status=200)
        request = self.factory.get("/login/")

        response = self.views.login(request)

        self.assertEqual(response.status_code, 200)
        mock_render.assert_called_once_with(request, "schasite/signin.html", {})

    @patch("schasite.views.render")
    def test_signup_get_uses_signup_template(self, mock_render):
        from django.http import HttpResponse

        mock_render.return_value = HttpResponse(status=200)
        request = self.factory.get("/signup/")

        response = self.views.signup(request)

        self.assertEqual(response.status_code, 200)
        mock_render.assert_called_once_with(request, "schasite/signup.html", {})

    @patch("schasite.views.render")
    def test_password_reset_get_uses_template(self, mock_render):
        from django.http import HttpResponse

        mock_render.return_value = HttpResponse(status=200)
        request = self.factory.get("/password_reset/")

        response = self.views.password_reset(request)

        self.assertEqual(response.status_code, 200)
        mock_render.assert_called_once_with(
            request, "schasite/password_reset.html", {}
        )

    def test_member_directory_redirects_anonymous(self):
        request = self.factory.get("/directory/")
        request.user = self.AnonymousUser()
        response = self.views.member_directory(request)
        self.assertEqual(response.status_code, 302)
        self.assertIn("/login", response.url)

    def test_member_dashboard_redirects_anonymous(self):
        request = self.factory.get("/dashboard/")
        request.user = self.AnonymousUser()
        response = self.views.member_dashboard(request)
        self.assertEqual(response.status_code, 302)
        self.assertIn("/login", response.url)

    def test_member_posts_redirects_anonymous(self):
        request = self.factory.get("/posts/")
        request.user = self.AnonymousUser()
        response = self.views.member_posts(request)
        self.assertEqual(response.status_code, 302)
        self.assertIn("/login", response.url)