using System;
using Fort23.Core;
using UnityEngine;

namespace Core.Audio
{
    public class AudioSourcePool: IDisposable
    {
        private AudioSource _audioSource;

        private TimerEntity _timerEntity;


        private AssetHandle _assetHandle;
        public bool IsPlay;

        public System.Action OnFinish;
        public string CurrPlayName
        {
            get { return _currPlayName; }
        }

        public string _currPlayName;

        public void Init(Transform root)
        {
            GameObject gameObject = new GameObject();
            _audioSource = gameObject.AddComponent<AudioSource>();
            gameObject.transform.SetParent(root);
        }

        public void Play(string audioName, AssetHandle audioClip, bool isLoop,float volume, float speed = 1)
        {
            if (audioClip == null)
            {
                return;
            }

            if (_assetHandle != null)
            {
                _assetHandle.Release();
            }

            IsPlay = true;
            _currPlayName = audioName;
            _assetHandle = audioClip;
            _audioSource.clip = _assetHandle.AssetObject<AudioClip>();
            _audioSource.loop = isLoop;
            _audioSource.pitch = speed;
            _audioSource.volume = volume;
            if (speed > 1)
            {
                _audioSource.outputAudioMixerGroup = AudioManager.Instance.AudioMixerGroup;
                _audioSource.outputAudioMixerGroup.audioMixer.SetFloat("path", 1f / speed);
            }
            else
            {
                _audioSource.outputAudioMixerGroup = null;
            }


            _audioSource.Play();
            if (!isLoop)
            {
                _timerEntity = TimerComponent.Instance.AddTimer((long) (_audioSource.clip.length * 1000L),
                    delegate { Finish(); });
            }
        }


        public void Finish()
        {
            IsPlay = false;
            OnFinish?.Invoke();
            _audioSource.Stop();
            AudioManager.Instance.Recycle(this);
            TimerComponent.Instance.Remove(_timerEntity);
            _timerEntity = null;
        }

        public void Stop()
        {
            IsPlay = false;
            _audioSource.Stop();
        }

        public void Pause()
        {
            _audioSource.Pause();
        }

        public void UnPause()
        {
            _audioSource.UnPause();
        }

        public void Dispose()
        {
            if (_assetHandle != null)
            {
                _assetHandle.Release();
            }
        }
    }
}