from datetime import date, timedelta

from django.test import TestCase
from wagtail.models import Page, Site

from core.models import EventIndexPage, EventPage, HomePage


class EventIndexPageTemplateTests(TestCase):
    @classmethod
    def setUpTestData(cls):
        default_site = Site.objects.filter(is_default_site=True).first()
        if default_site:
            cls.home_page = default_site.root_page.specific
            default_site.hostname = 'testserver'
            default_site.site_name = 'Test site'
            default_site.save()
        else:
            root_page = Page.get_first_root_node()
            cls.home_page = HomePage(title='Home', slug='home')
            root_page.add_child(instance=cls.home_page)
            cls.home_page.save_revision().publish()
            Site.objects.create(
                hostname='testserver',
                root_page=cls.home_page,
                is_default_site=True,
                site_name='Test site',
            )

        cls.index_page = EventIndexPage(title='Events', slug='events-overview')
        cls.home_page.add_child(instance=cls.index_page)
        cls.index_page.save_revision().publish()

    def test_event_index_page_renders_enhanced_timeline_layout(self):
        event_page = EventPage(
            title='Spring Academy',
            slug='spring-academy',
            subtitle='Music and masterclasses',
            start_date=date.today() + timedelta(days=14),
            end_date=date.today() + timedelta(days=16),
            location_name='Konzerthaus',
            location_street='Street 1',
            location_city='10115 Berlin',
            show_in_event_calendar=True,
            is_partner_event=True,
            registration_start_date=date.today(),
        )
        self.index_page.add_child(instance=event_page)
        event_page.save_revision().publish()

        response = self.client.get(self.index_page.url)

        self.assertContains(response, 'event-index-timeline')
        self.assertContains(response, 'timeline-page-hero')
        self.assertContains(response, 'event-timeline-card')
        self.assertContains(response, 'event-timeline-placeholder')
        self.assertContains(response, 'Partner Event')
        self.assertContains(response, 'Zur Anmeldung')
        self.assertContains(response, 'Konzerthaus')

    def test_event_index_page_shows_empty_state_without_events(self):
        response = self.client.get(self.index_page.url)

        self.assertContains(response, 'timeline-empty-state')
        self.assertContains(response, 'Zurzeit sind keine Veranstaltungen geplant.')