import os
import uuid


def allowed_audio_file(filename, allowed_extensions):
    """Check if file has allowed audio extension"""
    return '.' in filename and \
           filename.rsplit('.', 1)[1].lower() in allowed_extensions


def get_audio_path(unique_filename):
    """Get URL path for serving audio"""
    return f"/static/audio/{unique_filename}"


def generate_audio_filename(extension='mp3'):
    """Generate unique audio filename"""
    return f"{uuid.uuid4()}.{extension}"


def delete_audio(audio_path, base_folder):
    """
    Delete an audio file

    Args:
        audio_path: Relative path to audio (e.g., /static/audio/abc123.mp3)
        base_folder: Base folder for the application
    """
    if not audio_path:
        return

    relative_path = audio_path.lstrip('/')
    full_path = os.path.join(base_folder, relative_path)

    try:
        if os.path.exists(full_path):
            os.remove(full_path)
    except Exception as e:
        print(f"Error deleting audio {full_path}: {str(e)}")