"""Export the FastAPI OpenAPI schema as deterministic JSON."""

from __future__ import annotations

import argparse
import json
from pathlib import Path
import sys

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
from app.main import app


def main() -> None:
    parser = argparse.ArgumentParser(description="Export Vignette API OpenAPI JSON.")
    parser.add_argument("output", type=Path, help="Output JSON path")
    args = parser.parse_args()

    schema = app.openapi()
    args.output.parent.mkdir(parents=True, exist_ok=True)
    args.output.write_text(
        json.dumps(schema, ensure_ascii=False, indent=2, sort_keys=True) + "\n",
        encoding="utf-8",
    )


if __name__ == "__main__":
    main()