"""Integration tests for the movie ingestion pipeline (section 15): a fake
provider stands in for TMDb so these run without network access, while
still exercising the real normalize -> match -> upsert -> provenance path
against PostgreSQL."""

from __future__ import annotations

from typing import Any

import pytest
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession

from app.models.artwork import Artwork
from app.models.company import Company
from app.models.credit import Credit
from app.models.genre import Genre
from app.models.movie import Movie
from app.models.provider import ProviderRecord
from app.providers.base import MetadataProvider
from app.services.ingestion.movie_ingestion import ingest_movie
from tests.unit.test_normalizer import FAKE_MOVIE


class FakeTMDbProvider(MetadataProvider):
    slug = "tmdb"
    name = "The Movie Database (TMDb)"

    def __init__(self, payload: dict[str, Any]) -> None:
        self._payload = payload

    async def get_movie(self, external_id: str) -> dict[str, Any]:
        return self._payload

    async def get_series(self, external_id: str) -> dict[str, Any]:
        raise NotImplementedError

    async def get_season(self, series_external_id: str, season_number: int) -> dict[str, Any]:
        raise NotImplementedError

    async def get_person(self, external_id: str) -> dict[str, Any]:
        raise NotImplementedError

    async def search_movie(self, query: str) -> list[dict[str, Any]]:
        raise NotImplementedError


@pytest.mark.asyncio
async def test_ingest_movie_creates_normalized_record(db_session: AsyncSession):
    provider = FakeTMDbProvider(FAKE_MOVIE)

    movie_id = await ingest_movie(db_session, provider, "603")
    await db_session.commit()

    movie = await db_session.get(Movie, movie_id)
    assert movie is not None
    assert movie.title == "The Matrix"
    assert movie.runtime_minutes == 136

    genres = (await db_session.execute(select(Genre.name))).scalars().all()
    assert "Action" in genres

    credits_ = (
        (await db_session.execute(select(Credit).where(Credit.entity_id == movie_id)))
        .scalars()
        .all()
    )
    assert any(c.character == "Neo" for c in credits_)

    record = (
        await db_session.execute(
            select(ProviderRecord).where(ProviderRecord.external_id == "603")
        )
    ).scalar_one()
    assert record.aurora_entity_id == movie_id
    assert record.match_confidence.value == "new"


@pytest.mark.asyncio
async def test_ingest_movie_is_idempotent(db_session: AsyncSession):
    """Re-running ingestion for the same provider + external_id must update
    the same Aurora movie, never create a duplicate (section 2: zero
    duplicate ingestion records)."""

    provider = FakeTMDbProvider(FAKE_MOVIE)

    first_id = await ingest_movie(db_session, provider, "603")
    await db_session.commit()

    updated_payload = {**FAKE_MOVIE, "title": "The Matrix (Updated Title)"}
    second_provider = FakeTMDbProvider(updated_payload)
    second_id = await ingest_movie(db_session, second_provider, "603")
    await db_session.commit()

    assert first_id == second_id

    all_movies = (await db_session.execute(select(Movie))).scalars().all()
    assert len(all_movies) == 1
    assert all_movies[0].title == "The Matrix (Updated Title)"

    credits_ = (
        (await db_session.execute(select(Credit).where(Credit.entity_id == first_id)))
        .scalars()
        .all()
    )
    # Credits are replaced wholesale on re-sync, not duplicated.
    assert len(credits_) == 2  # 1 cast + 1 crew from FAKE_MOVIE


@pytest.mark.asyncio
async def test_ingest_movie_ingests_company_logo(db_session: AsyncSession):
    provider = FakeTMDbProvider(FAKE_MOVIE)

    await ingest_movie(db_session, provider, "603")
    await db_session.commit()

    company = (
        await db_session.execute(
            select(Company).where(Company.name == "Village Roadshow Pictures")
        )
    ).scalar_one()

    logo = (
        await db_session.execute(
            select(Artwork).where(Artwork.entity_type == "company", Artwork.entity_id == company.id)
        )
    ).scalar_one()
    assert logo.artwork_type.value == "logo"
    assert logo.is_primary is True
    assert logo.original_url.endswith("/village-roadshow-logo.png")