import librosa
from pathlib import Path, PurePath
import soundfile as sf


def serialize(messages):
    """
    Converts a list of tuples where each element of the list represents a message to dictionary of
    messages
    """

    serialized_messages = []
    for message in messages:
        serialized_message = [
            {"role": "system", "content": message[0]},
            {"role": "user", "content": message[1]},
        ]

        serialized_messages.extend(serialized_message)

    return serialized_messages


def compress(audio_file):
    y, s = librosa.load(audio_file, sr=8000)  # Downsample 44.1kHz to 8kHz
    sf.write(audio_file, y, s, "PCM_24")
    return audio_file