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import os
import logging
import uuid
from ffmpy import FFmpeg

# Set up logging
logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')

def ffmpeg_stream(file_url, token, output_dir="tmp/cache/stream"):
    # Generate a unique directory for the stream
    unique_id = str(uuid.uuid4())
    stream_dir = os.path.join(output_dir, unique_id)
    
    if not os.path.exists(stream_dir):
        os.makedirs(stream_dir)

    # Set the output paths
    output_path = os.path.join(stream_dir, 'output.m3u8')
    segment_filename = os.path.join(stream_dir, 'segment_%03d.ts')

    # Construct the FFmpeg command using ffmpy
    ff = FFmpeg(
        inputs={file_url: None},
        outputs={
            output_path: f'-c:v libx264 -crf 23 -preset medium -c:a aac -b:a 192k -f hls '
                         f'-hls_time 10 -hls_list_size 0 -hls_segment_filename {segment_filename}'
        },
        global_options=f'-headers \"Authorization: Bearer {token}\"'
    )

    try:
        # Log the command being executed
        logging.debug(f"Running FFmpeg command: {ff.cmd}")
        
        # Run the FFmpeg command
        ff.run()

        # Check if the output file was created
        if os.path.exists(output_path):
            logging.info(f"HLS playlist created at {output_path}")
        else:
            logging.error(f"HLS playlist not created at {output_path}")

        return unique_id, output_path

    except Exception as e:
        logging.error(f"Error using FFmpeg to stream file: {e}")
        return None, None

# Uncomment and modify the following lines if you want to test the script
# if __name__ == "__main__":
#     url = "https://huggingface.co/Unicone-Studio/jellyfin_media/resolve/main/films/Funky%20Monkey%202004/Funky%20Monkey%20(2004)%20Web-dl%201080p.mp4"
#     token = os.getenv("TOKEN")
#     stream_id, output_path = ffmpeg_stream(url, token)
#     if stream_id:
#         logging.info(f"HLS playlist created with stream ID: {stream_id}")
#     else:
#         logging.error("Failed to create HLS playlist.")