using System.Collections.Generic;
using UnityEngine;
using AK.Wwise;
using Lean.Pool;
using Sirenix.OdinInspector;
using SLSUtilities.General;

namespace SLSUtilities.WwiseAssistance
{
    public partial class AudioManager : Singleton<AudioManager>
    {
        [Title("Settings")]
        [Required]
        public GameObject audioPoint;
        public List<Bank> soundBanks;
        
        [Title("Subsystems")]
        public BackgroundMusicManager backgroundMusicManager;
        
        private static Dictionary<string, uint> _trackedPlayingIDs = new Dictionary<string, uint>();
        
        protected override void Awake()
        {
            base.Awake();
            soundBanks.ForEach(bank => bank.Load());
        }
    }
    
    public partial class AudioManager
    {
        /// <summary>
        /// 【核心方法】在指定位置播放 3D 音效
        /// 使用方法: AudioManager.Instance.PlayEvent(AK.EVENTS.EXPLOSION, position);
        /// </summary>
        /// <param name="eventID">AK.EVENTS 中的静态 ID</param>
        /// <param name="position">世界坐标</param>
        /// <returns>返回 WwiseEmitter，以便需要时手动 Stop</returns>
        public static AudioPoint Post(uint eventID, Vector3 position = default)
        {
            if (eventID == 0) return null;

            AudioPoint point = LeanPool.Spawn(instance.audioPoint, position, Quaternion.identity).GetComponent<AudioPoint>();
            point.Play(eventID);
            
            return point;
        }
        
        public static uint Post(uint eventID, GameObject attachedObject)
        {
            if (eventID == 0 || attachedObject == null) return AkUnitySoundEngine.AK_INVALID_PLAYING_ID;
            return AkUnitySoundEngine.PostEvent(eventID, attachedObject);
        }

        public static AudioPoint Post(string eventName, Vector3 position)
        {
            return Post(AkUnitySoundEngine.GetIDFromString(eventName), position);
        }
        
        public static void Post(string eventName, GameObject attachedObject)
        {
            Post(AkUnitySoundEngine.GetIDFromString(eventName), attachedObject);
        }
        
        public static void Stop(uint playingID, int fadeOutMs = 0)
        {
            if (playingID == AkUnitySoundEngine.AK_INVALID_PLAYING_ID) return;

            AkUnitySoundEngine.ExecuteActionOnPlayingID(
                AkActionOnEventType.AkActionOnEventType_Stop, 
                playingID, fadeOutMs, 
                AkCurveInterpolation.AkCurveInterpolation_Linear
            );
        }
        
        public void StopAll()
        {
            AkUnitySoundEngine.StopAll();
            _trackedPlayingIDs.Clear();
        }
    }
    
    public partial class AudioManager
    {
        private static void RegisterTracking(string trackingKey, uint playingID)
        {
            if (playingID != AkUnitySoundEngine.AK_INVALID_PLAYING_ID)
            {
                _trackedPlayingIDs[trackingKey] = playingID;
            }
        }
        
        public static void Post(string trackingKey, uint eventID, Vector3 position = default)
        {
            Stop(trackingKey);
            AudioPoint point = Post(eventID, position);
            uint playingID = point.eventID;
            RegisterTracking(trackingKey, playingID);
        }
        
        public static void Post(string trackingKey, string eventName, Vector3 position = default)
        {
            Post(trackingKey, AkUnitySoundEngine.GetIDFromString(eventName), position);
        }
        
        public static void Post(string trackingKey, uint eventID, GameObject attachedObject)
        {
            Stop(trackingKey);
            uint playingID = Post(eventID, attachedObject);
            RegisterTracking(trackingKey, playingID);
        }
        
        public static void Post(string trackingKey, string eventName, GameObject attachedObject)
        {
            Post(trackingKey, AkUnitySoundEngine.GetIDFromString(eventName), attachedObject);
        }
        
        public static void Pause(string trackingKey, int fadeOutMs = 0)
        {
            if (_trackedPlayingIDs.TryGetValue(trackingKey, out uint playingID))
            {
                AkUnitySoundEngine.ExecuteActionOnPlayingID(
                    AkActionOnEventType.AkActionOnEventType_Pause, 
                    playingID, fadeOutMs, 
                    AkCurveInterpolation.AkCurveInterpolation_Linear
                );
            }
        }
        
        public static void PauseAllTrackedEvents(int fadeOutMs = 0)
        {
            foreach (var playingID in _trackedPlayingIDs.Values)
            {
                AkUnitySoundEngine.ExecuteActionOnPlayingID(
                    AkActionOnEventType.AkActionOnEventType_Pause, 
                    playingID, fadeOutMs, 
                    AkCurveInterpolation.AkCurveInterpolation_Linear
                );
            }
        }

        // --- 【新增】核心控制：继续 ---
        public static void Resume(string trackingKey, int fadeInMs = 0)
        {
            if (_trackedPlayingIDs.TryGetValue(trackingKey, out uint playingID))
            {
                AkUnitySoundEngine.ExecuteActionOnPlayingID(
                    AkActionOnEventType.AkActionOnEventType_Resume, 
                    playingID, fadeInMs, 
                    AkCurveInterpolation.AkCurveInterpolation_Linear
                );
            }
        }

        public static void ResumeAllTrackedEvents(int fadeInMs = 0)
        {
            foreach (var playingID in _trackedPlayingIDs.Values)
            {
                AkUnitySoundEngine.ExecuteActionOnPlayingID(
                    AkActionOnEventType.AkActionOnEventType_Resume, 
                    playingID, fadeInMs, 
                    AkCurveInterpolation.AkCurveInterpolation_Linear
                );
            }
        }

        /// <summary>
        /// 【新增】通过 Key 停止特定音效
        /// </summary>
        public static void Stop(string trackingKey, int fadeOutMs = 0)
        {
            if (_trackedPlayingIDs.TryGetValue(trackingKey, out uint playingID))
            {
                Stop(playingID, fadeOutMs);
                _trackedPlayingIDs.Remove(trackingKey);
            }
        }
        
        /// <summary>
        /// 【新增】停止所有被追踪的循环音效 (常用于切换场景前)
        /// </summary>
        public static void StopAllTrackedEvents(int fadeOutMs = 0)
        {
            foreach (var playingID in _trackedPlayingIDs.Values)
            {
                Stop(playingID, fadeOutMs);
            }
            _trackedPlayingIDs.Clear();
        }
    }
    
    public partial class AudioManager
    {
        /// <summary>
        /// 设置全局参数 (RTPC)
        /// 例如: "MasterVolume", "MusicVolume", "PlayerHealth"
        /// </summary>
        public void SetRTPC(string rtpcName, float value)
        {
            AkUnitySoundEngine.SetRTPCValue(rtpcName, value);
        }

        /// <summary>
        /// 设置状态 (State)
        /// 例如: Group="MusicState", State="Combat" / "Explore"
        /// </summary>
        public void SetState(string stateGroup, string stateName)
        {
            AkUnitySoundEngine.SetState(stateGroup, stateName);
        }

        /// <summary>
        /// 设置全局开关 (Switch) - 通常用于特定的全局对象
        /// </summary>
        public void SetGlobalSwitch(string switchGroup, string switchName)
        {
            // 对于全局Switch，通常传一个全局GameObject，或者使用 Wwise 的 Global Scope
            AkUnitySoundEngine.SetSwitch(switchGroup, switchName, gameObject);
        }
    }
}