from __future__ import annotations

import argparse

from fall.data.manifest import add_splits, build_video_manifest


def main() -> None:
    parser = argparse.ArgumentParser()
    parser.add_argument("--dataset", required=True, choices=["urfd", "mcfd", "generic"])
    parser.add_argument("--root", required=True)
    parser.add_argument("--out", required=True)
    parser.add_argument("--seed", type=int, default=42)
    parser.add_argument("--train", type=float, default=0.7)
    parser.add_argument("--val", type=float, default=0.15)
    args = parser.parse_args()
    df = build_video_manifest(args.root, args.dataset)
    df = add_splits(df, seed=args.seed, train=args.train, val=args.val)
    df.to_csv(args.out, index=False)
    print(df["label"].value_counts().rename({0: "ADL", 1: "fall"}))
    print(df["split"].value_counts())
    print(f"Wrote {args.out}")


if __name__ == "__main__":
    main()