from pathlib import Path
import argparse

from serato_doctor.config import ScanConfig
from serato_doctor.crate_parser import parse_crates
from serato_doctor.models.library import Library
from serato_doctor.scanner import scan_audio
from serato_doctor.report import write_csv, write_missing_report


def main():
    parser = argparse.ArgumentParser(prog="serato-doctor")
    parser.add_argument("--serato", default=str(Path.home() / "Music/_Serato_"))
    parser.add_argument("--music", default=str(Path.home() / "Library/CloudStorage/OneDrive-Personal/Jukebox"))
    parser.add_argument("--out", default=str(Path.home() / "Desktop/serato_doctor_scan.csv"))
    parser.add_argument("--report", default=str(Path.home() / "Desktop/serato_doctor_missing_report.txt"))
    parser.add_argument(
        "--reference-root",
        action="append",
        default=[],
        help="Old library root stored in crates; may be supplied more than once",
    )
    args = parser.parse_args()

    config = ScanConfig.build(
        serato=Path(args.serato),
        music=Path(args.music),
        out=Path(args.out),
        report=Path(args.report),
        reference_roots=(Path(root) for root in args.reference_root),
    )

    library = Library.build(
        references=parse_crates(
            config.serato / "Subcrates", config.reference_roots
        ),
        tracks=scan_audio(config.music),
    )
    results = library.reconcile_by_filename()
    missing_count = sum(1 for result in results if not result.exists_by_filename)

    write_csv(results, config.out)
    write_missing_report(results, config.report)

    print(f"Crate references: {len(library.references)}")
    print(f"Disk tracks: {len(library.tracks)}")
    print(f"Missing by filename: {missing_count}")
    print(f"CSV: {config.out}")
    print(f"Report: {config.report}")


if __name__ == "__main__":
    main()