#!/usr/bin/env python3
"""
Speaker diarization using pyannote.audio.
"""

import json
import sys
from pathlib import Path

# Add backend to path
sys.path.insert(0, str(Path(__file__).parent))

from services.diarization import diarize_and_label


def main():
    if len(sys.argv) < 2:
        print("Usage: python diarization.py <command> [args...]", file=sys.stderr)
        sys.exit(1)

    command = sys.argv[1]

    try:
        if command == "diarize_and_label":
            if len(sys.argv) < 4:
                print("Usage: python diarization.py diarize_and_label <transcription_result_json> <audio_path> [hf_token] [num_speakers] [use_gpu]", file=sys.stderr)
                sys.exit(1)
            transcription_result = json.loads(sys.argv[2])
            audio_path = sys.argv[3]
            hf_token = sys.argv[4] if len(sys.argv) > 4 else None
            num_speakers = int(sys.argv[5]) if len(sys.argv) > 5 and sys.argv[5] != "null" else None
            use_gpu = sys.argv[6].lower() == "true" if len(sys.argv) > 6 else True

            result = diarize_and_label(transcription_result, audio_path, hf_token, num_speakers, use_gpu)
            print(json.dumps(result))

        else:
            print(f"Unknown command: {command}", file=sys.stderr)
            sys.exit(1)

    except Exception as e:
        print(json.dumps({"error": str(e)}), file=sys.stderr)
        sys.exit(1)


if __name__ == "__main__":
    main()