#!/usr/bin/python3
# -*- coding: utf-8 -*-
import argparse
import json
from pathlib import Path

from project_settings import project_path


def get_args():
    parser = argparse.ArgumentParser()
    parser.add_argument(
        "--data_dir",
        default=(project_path / f"data").as_posix(),
        type=str
    )
    parser.add_argument(
        "--output_dir",
        default=(project_path / f"metadata.jsonl").as_posix(),
        type=str
    )
    args = parser.parse_args()
    return args


def main():
    args = get_args()

    data_dir = Path(args.data_dir)
    output_dir = Path(args.output_dir)

    with open(output_dir.as_posix(), "w", encoding="utf-8") as f:
        for filename in data_dir.glob("**/*.zip"):
            data_type = filename.parts[-3]
            language = filename.parts[-2]
            zip_name = filename.stem

            row = {
                "data_type": data_type,
                "language": language,
                "zip_name": zip_name,
                "filename": filename.relative_to(data_dir.parent).as_posix(),
            }
            row = json.dumps(row, ensure_ascii=False)
            f.write(f"{row}\n")

    return


if __name__ == "__main__":
    main()