using AppleHills.Core.Settings;
using Bootstrap;
using Core;
using PuzzleS;
using UnityEngine;
using UnityEngine.Audio;
using Bootstrap;
using AppleHills.Core;
using AppleHills.Core.Interfaces;

public class AudioManager : MonoBehaviour, IPausable
{
    /// <summary>
    /// Play all audio, just music or no audio at all when the game is paused.
    /// </summary>
    public enum PauseBehavior
    {PlayAllAudio, MusicOnly, NoAudio}

    public PauseBehavior currentPauseBehavior;

    public AudioMixer _audioMixer;
    private AudioListener _audioListener;


    private static AudioManager _instance;
    private GameObject _player;

    /// <summary>
    /// Singleton instance of the AudioManager.
    /// </summary>
    public static AudioManager Instance => _instance;

    void Awake()
    {
        _instance = this;

        // Register for post-boot initialization
        BootCompletionService.RegisterInitAction(InitializePostBoot);
        GameManager.Instance.RegisterPausableComponent(this);
    }

    private void InitializePostBoot()
    {

    }

    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
        _player = QuickAccess.Instance.PlayerGameObject;
        _audioListener = QuickAccess.Instance.MainCamera.GetComponent<AudioListener>();   
    }

    public void SetAudioPauseBehavior(PauseBehavior newPauseBehavior)
    {
        switch (newPauseBehavior)
        {
            case PauseBehavior.PlayAllAudio:
                _audioMixer.updateMode = AudioMixerUpdateMode.UnscaledTime;
                AudioListener.pause = false;
                break;
            case PauseBehavior.MusicOnly:
                _audioMixer.updateMode = AudioMixerUpdateMode.UnscaledTime; break;
            //TODO: Pause all audio mixers except music mixer
            case PauseBehavior.NoAudio:
                _audioMixer.updateMode = AudioMixerUpdateMode.Normal;
                AudioListener.pause = true;
                break;

        }
    }

    public void Pause()
    {
        SetAudioPauseBehavior(PauseBehavior.NoAudio);
    }

    public void DoResume()
    {
        SetAudioPauseBehavior(PauseBehavior.PlayAllAudio);
    }
}