"""Tests for Pydantic schemas — validation, defaults, and computed fields."""

from datetime import date
import pytest

from app.schemas import (
    EventCreate,
    EventUpdate,
    EventResponse,
    StationConfigUpdate,
    ShowScheduleResponse,
    ShowCreate,
    ShowScheduleCreate,
    HistoryEntryCreate,
    TeamMemberCreate,
    UnderwriterCreate,
    DAY_NAMES,
)


class TestEventSchemas:
    """Tests for Event Pydantic schemas."""

    def test_event_create_validates_required_fields(self):
        event = EventCreate(
            date=date(2026, 8, 15),
            title="Summer Concert",
            description="Live music",
            location="Main Stage",
            icon="🎵",
        )
        assert event.title == "Summer Concert"
        assert event.rsvp_url is None

    def test_event_create_with_rsvp(self):
        event = EventCreate(
            date=date(2026, 9, 1),
            title="Festival",
            description="Big event",
            location="Park",
            icon="🎉",
            rsvp_url="https://example.com/rsvp",
        )
        assert event.rsvp_url == "https://example.com/rsvp"

    def test_event_update_all_optional(self):
        update = EventUpdate()
        assert update.title is None
        assert update.active is None

    def test_event_update_partial(self):
        update = EventUpdate(active=False, title="Updated Title")
        assert update.active is False
        assert update.title == "Updated Title"
        assert update.date is None


class TestStationConfigUpdate:
    """Tests for StationConfigUpdate schema."""

    def test_all_fields_optional(self):
        update = StationConfigUpdate()
        assert update.callsign is None
        assert update.color_primary is None

    def test_partial_update(self):
        update = StationConfigUpdate(
            callsign="KXYZ",
            color_primary="#ff0000",
        )
        assert update.callsign == "KXYZ"
        assert update.color_primary == "#ff0000"
        assert update.name_primary is None


class TestShowScheduleResponse:
    """Tests for ShowScheduleResponse computed field."""

    def test_day_label_mapping(self):
        for day_num, expected_label in DAY_NAMES.items():
            schedule = ShowScheduleResponse(
                id=1,
                show_id=1,
                day_of_week=day_num,
                time="10:00",
            )
            assert schedule.day_label == expected_label

    def test_unknown_day_returns_unknown(self):
        schedule = ShowScheduleResponse(
            id=1,
            show_id=1,
            day_of_week=99,
            time="10:00",
        )
        assert schedule.day_label == "Unknown"


class TestShowCreate:
    """Tests for ShowCreate schema."""

    def test_show_create_with_schedules(self):
        show = ShowCreate(
            title="Morning Show",
            description="Morning music",
            host="DJ Alex",
            genre="Pop",
            schedules=[
                ShowScheduleCreate(day_of_week=1, time="08:00"),
                ShowScheduleCreate(day_of_week=3, time="08:00"),
            ],
        )
        assert len(show.schedules) == 2
        assert show.schedules[0].day_of_week == 1
        assert show.display_order == 0

    def test_show_create_defaults(self):
        show = ShowCreate(
            title="Show",
            description="Desc",
            host="Host",
            genre="Genre",
            schedules=[ShowScheduleCreate(day_of_week=1, time="09:00")],
        )
        assert show.show_art_url is None
        assert show.hero_image_url is None
        assert show.display_order == 0


class TestHistoryEntryCreate:
    """Tests for HistoryEntryCreate schema."""

    def test_valid_creation(self):
        entry = HistoryEntryCreate(
            year=1987,
            title="Station Founded",
            body="The station began broadcasting.",
            display_order=1,
        )
        assert entry.year == 1987
        assert entry.title == "Station Founded"


class TestTeamMemberCreate:
    """Tests for TeamMemberCreate schema."""

    def test_required_fields(self):
        member = TeamMemberCreate(
            name="Jane Doe",
            title="Engineer",
            display_order=1,
        )
        assert member.name == "Jane Doe"
        assert member.bio is None
        assert member.photo_url is None


class TestUnderwriterCreate:
    """Tests for UnderwriterCreate schema."""

    def test_defaults_display_order_to_zero(self):
        uw = UnderwriterCreate(
            name="Sponsor Co",
            description="A great sponsor",
        )
        assert uw.display_order == 0
        assert uw.website_url is None
        assert uw.logo_url is None

    def test_custom_display_order(self):
        uw = UnderwriterCreate(
            name="Premium Sponsor",
            description="Best sponsor",
            display_order=5,
            website_url="https://sponsor.example.com",
        )
        assert uw.display_order == 5