import argparse
import sys
from pathlib import Path

from config import EXPORT_DIR
from platform_utils import replace_with_link_or_copy


def export_directory(base_dir, source_dir_name):
    base_dir = Path(base_dir).expanduser().resolve()
    source_dir = base_dir / source_dir_name
    sync_dir = Path(EXPORT_DIR).expanduser() / base_dir.name
    sync_dir.mkdir(parents=True, exist_ok=True)

    if not source_dir.is_dir():
        print(f"Erreur : le sous-dossier {source_dir} n'existe pas.")
        return

    subdirs = [directory for directory in source_dir.iterdir() if directory.is_dir()]
    if source_dir_name == "BGnot" and subdirs:
        all_start_with_copie = all(directory.name.startswith("Copie") for directory in subdirs)
        if not all_start_with_copie:
            subdirs = [directory for directory in subdirs if not directory.name.startswith("Copie")]

    for subdir in subdirs:
        concat_file = subdir / "Concat.pdf"
        if not concat_file.is_file():
            print(f"Attention : le fichier {concat_file} est introuvable.")
            continue
        destination = sync_dir / f"{subdir.name}.pdf"
        method = replace_with_link_or_copy(concat_file, destination, prefer="hardlink")
        print(f"Exported: {destination} ({method})")


if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Move to tablette folder.")
    parser.add_argument("dir", help="The directory to process")
    parser.add_argument("--refaire", action="store_true", help="Process only copies/labels defined in refaire.json")

    args = parser.parse_args()
    if args.refaire:
        export_directory(args.dir, "BRnot")
        sys.exit(0)
    export_directory(args.dir, "BGnot")