from __future__ import annotations

import argparse
import sys
from pathlib import Path

ROOT_DIR = Path(__file__).resolve().parents[3]
if str(ROOT_DIR) not in sys.path:
    sys.path.insert(0, str(ROOT_DIR))

from lib.data import build_ddti_mask, parse_ddti_xml


def main() -> None:
    parser = argparse.ArgumentParser(description="Inspect DDTI xml to mask conversion.")
    parser.add_argument("--image", required=True, help="Path to DDTI image")
    parser.add_argument("--xml", required=True, help="Path to DDTI xml")
    parser.add_argument("--save", default=None, help="Optional output path for generated mask")
    args = parser.parse_args()

    polygons = parse_ddti_xml(args.xml)
    print("available image indices:", sorted(polygons.keys()))
    mask = build_ddti_mask(args.image, args.xml)
    print("mask_size:", mask.size, "bbox:", mask.getbbox())
    if args.save:
        save_path = Path(args.save)
        save_path.parent.mkdir(parents=True, exist_ok=True)
        mask.save(save_path)
        print("saved:", save_path)


if __name__ == "__main__":
    main()