"""narration 수동 확인용.

사용: uv run python test_narration.py <포스터경로>
같은 포스터의 test_result/<이름>.detect.txt 가 있으면 재사용하고, 없으면 detect부터 돌린다.
결과는 test_result/<이름>.narration.txt 로 떨어진다.
"""
import asyncio
import sys
from pathlib import Path

from models.detect import Regions
from services.detect import detect
from services.narration import generate_narration

TEST_RESULT_DIR = Path(__file__).parent / "test_result"


async def load_regions(poster_path: Path, detect_path: Path) -> Regions:
    if detect_path.exists():
        return Regions.model_validate_json(detect_path.read_text(encoding="utf-8"))
    result = await detect(poster_path)
    detect_path.write_text(result.data.model_dump_json(indent=2), encoding="utf-8")
    return result.data


async def main() -> None:
    poster_path = Path(sys.argv[1])
    TEST_RESULT_DIR.mkdir(exist_ok=True)
    output_base = TEST_RESULT_DIR / poster_path.stem

    regions = await load_regions(poster_path, output_base.with_suffix(".detect.txt"))
    answer = await generate_narration(poster_path, regions)

    narration_path = output_base.with_suffix(".narration.txt")
    narration_path.write_text(answer.model_dump_json(indent=2), encoding="utf-8")
    print(narration_path)


if __name__ == "__main__":
    asyncio.run(main())