import pyaudio
import threading


class AudioManager:
    _instance = None
    _lock = threading.Lock()

    def __new__(cls):
        with cls._lock:
            if cls._instance is None:
                cls._instance = super(AudioManager, cls).__new__(cls)
                cls._instance.pa = pyaudio.PyAudio()
                print("🔊 AudioManager: PyAudio initialized (Global)")
            return cls._instance

    def get_pyaudio(self):
        return self.pa

    def cleanup(self):
        if self.pa:
            self.pa.terminate()
            self.pa = None


def get_audio_manager():
    return AudioManager()