using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SFXPlayer
{
    private AudioSourcePool audioSourcePool;
    private List<AudioSource> activeSources = new List<AudioSource>();  // 正在播放的 AudioSource 列表

    public SFXPlayer(AudioSourcePool audioSourcePool)
    {
        this.audioSourcePool = audioSourcePool;
    }

    /// <summary>
    /// 播放音效
    /// </summary>
    /// <param name="clip">音频</param>
    /// <param name="volume">音量</param>
    /// <param name="onComplete">结束行为</param>
    /// <param name="delay">延迟结束行为时间</param>
    public void Play(AudioClip clip, float volume = 1f, System.Action onComplete = null, float delay = 0f)
    {
        AudioSource source = audioSourcePool.GetAudioSource("SFX");
        if (source == null) return;

        source.clip = clip;
        source.volume = volume;
        source.Play();

        // 将 AudioSource 加入活动列表
        activeSources.Add(source);

        // 使用协程处理延迟和回调
        CoroutineHelper.StartCoroutine(PlaySFXCoroutine(source, delay, onComplete));
    }

    /// <summary>
    /// 停止所有音效
    /// </summary>
    public void Stop()
    {
        foreach (var source in activeSources)
        {
            if (source.isPlaying)
            {
                source.Stop();
                audioSourcePool.ReturnAudioSource("SFX", source.gameObject);
            }
        }
        activeSources.Clear();
    }

    /// <summary>
    /// 播放音效的协程
    /// </summary>
    /// <param name="source"></param>
    /// <param name="delay"></param>
    /// <param name="onComplete"></param>
    /// <returns></returns>    
    private IEnumerator PlaySFXCoroutine(AudioSource source, float delay, System.Action onComplete)
    {
        yield return new WaitForSeconds(source.clip.length + delay);

        onComplete?.Invoke();
        audioSourcePool.ReturnAudioSource("SFX", source.gameObject);
        activeSources.Remove(source);
    }
}