using System;
using Cysharp.Threading.Tasks;
using Immersal.AR;
using Stary.Evo;
using Stary.Evo.InformationSave;
using UnityEngine;
using UnityEngine.SceneManagement;
using YooAsset;

namespace Stary.Evo
{
    public class LoadResState : AbstractFSMIState
    {
        private DomainConfig.LoadResType loadResType;
        public GameObject mainPrefab;
        private DomainConfig domainConfig;  
        public LoadResState(IFsmSystem system) : base(system)
        {
        }


        public override UniTask OnEnterAsync()
        {
            return UniTask.CompletedTask;
        }

        public override UniTask OnEnterAsync<T>(T param)
        {
            return UniTask.CompletedTask;
        }

        public override async UniTask OnEnterAsync<T1, T2>(T1 param1, T2 param2)
        {
            Debug.Log("加载资源...");
            domainConfig = param1 as DomainConfig;
            loadResType = domainConfig.loadResType;
            Type type = param2 as Type;
            var package = YooAssets.GetPackage(domainConfig.domain);
            if (loadResType == DomainConfig.LoadResType.Prefab)
            {
                // 加载热更资源
                var loadOperation = package.LoadAssetAsync<GameObject>(domainConfig.mainPrefab);

                await loadOperation;
                if (loadOperation.Status == EOperationStatus.Succeed)
                {
                    ARSpace arSpace = GameObject.FindObjectOfType<ARSpace>();
                    if (arSpace != null)
                    {
                        Debug.Log("UnityEvo:找到ARSpace，开始加载点云运行环境...");
                        mainPrefab = loadOperation.InstantiateSync(arSpace.transform);
                    }
                    else
                    {
                        Debug.Log("UnityEvo:未找到ARSpace，开始加载普通运行环境，通过语音唤醒...");
                        mainPrefab = loadOperation.InstantiateSync();
                    }
                    if(domainConfig.domain =="Main")
                        AppConfig.SetDefaultMainInstance(mainPrefab);
                }
            }
            else if (loadResType == DomainConfig.LoadResType.Scene)
            {
                var sceneMode = domainConfig.loadSceneMode;
                var physicsMode = LocalPhysicsMode.None;
                SceneHandle handle = package.LoadSceneAsync(domainConfig.mainScene, sceneMode, physicsMode);
                await handle;
                mainPrefab = GameObject.Find(domainConfig.mainPrefab);
            }

            LocalTransformInfo info = mainPrefab.GetComponentInChildren<LocalTransformInfo>();
            FsmLoadSystem fsmLoadSystem = FsmSystem as FsmLoadSystem;

            if (info._list.Count >= 2)
            {
                if (fsmLoadSystem.GetOpenDomainType() == OpenDomainType.DEFAULT)
                {
                    info.Switch(0);
                }
                else if (fsmLoadSystem.GetOpenDomainType() == OpenDomainType.VIOICE)
                {
                    info.Switch(1);
                }
            }
            else
            {
                Debug.LogError($"UnityEvo:{mainPrefab.name}的TransformInfo长度小于2，无法继续运行，请排查");
            }

            if (mainPrefab != null)
            {
                DomainBase hotfixInstance = mainPrefab.GetComponent(type) as DomainBase;
                if (hotfixInstance == null)
                {
                    hotfixInstance = mainPrefab.AddComponent(type) as DomainBase;
                }

                hotfixInstance.DomainName = domainConfig.domain;
                if (hotfixInstance == null)
                {
                    Debug.LogError($"热更类{type.Name}实例创建失败！必须继承MonoBehaviour");
                    return;
                }


                // 原有调用逻辑修改为使用实例
                hotfixInstance.OnEnter("");
                hotfixInstance.OnEnterAsync("");
            }
        }

        public override void OnUpdate()
        {
            base.OnUpdate();
        }


        public override async UniTask OnExitAsync()
        {
            Debug.Log("UnityEvo:Domain退出...");
            if (domainConfig.domain != "Main")
            {
                DomainBase domainBase = mainPrefab.GetComponent<DomainBase>();
                if (domainBase == null)
                {
                    Debug.LogError($"UnityEvo:{mainPrefab.name}的DomainBase为空，无法退出，请排查");
                }
                else
                {
                    domainBase.OnExit();
                    await domainBase.OnExitAsync();
                }

                if (loadResType == DomainConfig.LoadResType.Scene)
                {
                    await SceneManager.UnloadSceneAsync("server");
                }

                if (domainBase != null)
                    GameObject.Destroy(domainBase.gameObject);
            }
        }
    }
}