from django.test import TestCase
from django.urls import reverse

from apps.applets.models import Applet
from apps.drama.models import GameEvent, record
from apps.epic.models import Room
from apps.lyric.models import User


def _seed_billboard_applets():
    for slug, name, cols, rows in [
        ("billboard-my-scrolls",  "My Scrolls",  4, 3),
        ("billboard-my-contacts", "Contacts",    4, 3),
        ("billboard-most-recent", "Most Recent", 8, 6),
    ]:
        Applet.objects.get_or_create(
            slug=slug,
            defaults={"name": name, "grid_cols": cols, "grid_rows": rows, "context": "billboard"},
        )


class BillboardViewTest(TestCase):
    def setUp(self):
        self.user = User.objects.create(email="test@billboard.io")
        self.client.force_login(self.user)
        _seed_billboard_applets()

    def test_uses_billboard_template(self):
        response = self.client.get("/billboard/")
        self.assertTemplateUsed(response, "apps/billboard/billboard.html")

    def test_passes_applets_context(self):
        response = self.client.get("/billboard/")
        self.assertIn("applets", response.context)
        slugs = [e["applet"].slug for e in response.context["applets"]]
        self.assertIn("billboard-my-scrolls", slugs)
        self.assertIn("billboard-my-contacts", slugs)
        self.assertIn("billboard-most-recent", slugs)

    def test_passes_my_rooms_context(self):
        room = Room.objects.create(name="Test Room", owner=self.user)
        response = self.client.get("/billboard/")
        self.assertIn(room, response.context["my_rooms"])

    def test_passes_recent_room_and_events(self):
        room = Room.objects.create(name="Test Room", owner=self.user)
        record(
            room, GameEvent.SLOT_FILLED, actor=self.user,
            slot_number=1, token_type="coin",
            token_display="Coin-on-a-String", renewal_days=7,
        )
        response = self.client.get("/billboard/")
        self.assertEqual(response.context["recent_room"], room)
        self.assertEqual(len(response.context["recent_events"]), 1)

    def test_recent_events_capped_at_36(self):
        room = Room.objects.create(name="Test Room", owner=self.user)
        for i in range(40):
            record(
                room, GameEvent.SLOT_FILLED, actor=self.user,
                slot_number=1, token_type="coin",
                token_display="Coin-on-a-String", renewal_days=7,
            )
        response = self.client.get("/billboard/")
        self.assertEqual(len(response.context["recent_events"]), 36)

    def test_recent_events_in_chronological_order(self):
        room = Room.objects.create(name="Test Room", owner=self.user)
        for _ in range(3):
            record(
                room, GameEvent.SLOT_FILLED, actor=self.user,
                slot_number=1, token_type="coin",
                token_display="Coin-on-a-String", renewal_days=7,
            )
        response = self.client.get("/billboard/")
        events = response.context["recent_events"]
        timestamps = [e.timestamp for e in events]
        self.assertEqual(timestamps, sorted(timestamps))

    def test_recent_room_is_none_when_no_events(self):
        response = self.client.get("/billboard/")
        self.assertIsNone(response.context["recent_room"])
        self.assertEqual(list(response.context["recent_events"]), [])


class ToggleBillboardAppletsTest(TestCase):
    def setUp(self):
        self.user = User.objects.create(email="test@toggle.io")
        self.client.force_login(self.user)
        _seed_billboard_applets()

    def test_toggle_hides_unchecked_applets(self):
        response = self.client.post(
            reverse("billboard:toggle_applets"),
            {"applets": ["billboard-my-scrolls"]},
        )
        self.assertEqual(response.status_code, 302)
        from apps.applets.models import UserApplet
        contacts = Applet.objects.get(slug="billboard-my-contacts")
        ua = UserApplet.objects.get(user=self.user, applet=contacts)
        self.assertFalse(ua.visible)

    def test_toggle_returns_partial_on_htmx(self):
        response = self.client.post(
            reverse("billboard:toggle_applets"),
            {"applets": ["billboard-my-scrolls"]},
            HTTP_HX_REQUEST="true",
        )
        self.assertEqual(response.status_code, 200)
        self.assertTemplateUsed(response, "apps/billboard/_partials/_applets.html")


class BillscrollViewTest(TestCase):
    def setUp(self):
        self.user = User.objects.create(email="test@billscroll.io")
        self.client.force_login(self.user)
        self.room = Room.objects.create(name="Test Room", owner=self.user)
        record(
            self.room, GameEvent.SLOT_FILLED, actor=self.user,
            slot_number=1, token_type="coin",
            token_display="Coin-on-a-String", renewal_days=7,
        )

    def test_uses_room_scroll_template(self):
        response = self.client.get(f"/billboard/room/{self.room.id}/scroll/")
        self.assertTemplateUsed(response, "apps/billboard/room_scroll.html")

    def test_passes_events_context(self):
        response = self.client.get(f"/billboard/room/{self.room.id}/scroll/")
        self.assertIn("events", response.context)
        self.assertEqual(response.context["events"].count(), 1)

    def test_passes_page_class_billscroll(self):
        response = self.client.get(f"/billboard/room/{self.room.id}/scroll/")
        self.assertEqual(response.context["page_class"], "page-billscroll")