ichni_Official/Assets/Scripts/Wwise/SongPlayer.cs

using System.Collections;
using System.Collections.Generic;
using Sirenix.OdinInspector;
using UnityEngine;
using Event = AK.Wwise.Event;

namespace Ichni
{
    public class SongPlayer : SerializedMonoBehaviour
    {
        public AudioManager audioManager;
        public Event PlayMusicEvent; // 播放背景音乐的事件
        public Event ResumeMusicEvent; // 恢复播放背景音乐的事件
        public Event PauseMusicEvent; // 暂停播放背景音乐的事件
        public Event StopMusicEvent; // 停止播放背景音乐的事件
        
        private uint _playingId;
        public float songTimeSegment = 0;
        public float pauseTimeSegment;
        private float duration;
        private float recordedSongSeg;

        public float judgeOffset = 0;
        
        private void Update()
        {
            if (audioManager.isLoading)
            {
                return;
            }
            
            if (audioManager.isDelaying)
            {
                songTimeSegment += Time.deltaTime;
                songTimeSegment = Mathf.Max(songTimeSegment, 0); // 确保时间段不为负数

                if (songTimeSegment >= 0)
                {
                    audioManager.isDelaying = false;
                }
            }
            else
            {
                if (GameManager.instance.isDebugging)
                {
                    return;
                }

                if (audioManager.isFinished)
                {
                    songTimeSegment = recordedSongSeg;
                    
                    return;
                }
                
                if (audioManager.isPlaying)
                {
                    songTimeSegment = PlaySegment() / 1000f + (judgeOffset / 1000f);
                    if (songTimeSegment > 0)
                    {
                        recordedSongSeg = songTimeSegment;
                    }
                    else if (songTimeSegment == 0 && recordedSongSeg > 0)
                    {
                        audioManager.isFinished = true;
                        songTimeSegment = recordedSongSeg;
                        GameManager.instance.summaryPageCanvas.FadeIn();
                    }
                    
                    //Debug.Log($"Song Time Segment: {songTimeSegment}, Recorded Segment: {recordedSongSeg}");
                }
                else if (audioManager.isPausing)
                {
                    songTimeSegment = pauseTimeSegment / 1000f + (judgeOffset / 1000f);
                }
            }
        }
        

        [Button]
        public void PlaySong()
        {
            _playingId = PlayMusicEvent.Post(gameObject,
                (uint)AkCallbackType.AK_EnableGetMusicPlayPosition | (uint)AkCallbackType.AK_MusicSyncAll,
                OnMusicEvent, null);

            audioManager.isPlaying = true;
            audioManager.isPausing = false;
            audioManager.isFinished = false;
        }

        [Button]
        public void PauseSong()
        {
            pauseTimeSegment = PlaySegment();
            audioManager.isPlaying = false;
            audioManager.isPausing = true;
            PauseMusicEvent.Post(gameObject);
            Time.timeScale = 0;
        }

        [Button]
        public void ResumeSong()
        {
            Time.timeScale = 1;
            audioManager.isPlaying = true;
            audioManager.isPausing = false;
            ResumeMusicEvent.Post(gameObject);
        }
        
        [Button]
        public void StopSong()
        {
            audioManager.isPlaying = false;
            audioManager.isPausing = false;
            StopMusicEvent.Post(gameObject);
        }
        
        private void OnMusicEvent(object in_cookie, AkCallbackType in_type, AkCallbackInfo in_info)
        {
            if (in_info is AkMusicSyncCallbackInfo)
            {
                if (in_type == AkCallbackType.AK_EndOfEvent)
                {
                    audioManager.isFinished = true;
                }
                
                if (in_type is AkCallbackType.AK_MusicSyncExit)
                {
                    //GameManager.gameManager.OpenSummary();
                }
            }
        }
        
        int PlaySegment()
        {
            AkSegmentInfo segmentInfo = new AkSegmentInfo();
            AkSoundEngine.GetPlayingSegmentInfo(_playingId, segmentInfo,true);
            
            return segmentInfo.iCurrentPosition;
        }
    }
}