using GameFramework.Fsm;
using GameFramework.Procedure;
using GameFramework.Resource;
//using HybridCLR;
using System.Collections.Generic;
using UnityEngine;
using UnityGameFramework.Runtime;

namespace GFMain
{
    public class ProcedureBusiness : GameFramework.Procedure.ProcedureBase
    {
        protected override void OnInit(IFsm<IProcedureManager> procedureOwner)
        {
            base.OnInit(procedureOwner);
        }
        protected override void OnEnter(IFsm<IProcedureManager> procedureOwner)
        {
            base.OnEnter(procedureOwner);

            BetterStreamingAssets.Initialize();
#if !UNITY_EDITOR
            //LoadMetadataForAOTAssemblies();
            //MainEntry.Resource.LoadBinary("Assets/_ProjectWuJiang/ProjectWuJiang.dll.bytes", new LoadBinaryCallbacks(OnLoadSuccess, OnLoadFailed));
            InitBusiness();
#else
            InitBusiness();
#endif
        }
        /// <summary>
        /// 为aot assembly加载原始metadata， 这个代码放aot或者热更新都行。
        /// 一旦加载后，如果AOT泛型函数对应native实现不存在，则自动替换为解释模式执行
        /// </summary>
        private static void LoadMetadataForAOTAssemblies()
        {
            //List<string> aotMetaAssemblyFiles = new List<string>()
            //{
            //    "mscorlib.dll",
            //    "System.dll",
            //    "System.Core.dll",
            //};
            ///// 注意，补充元数据是给AOT dll补充元数据，而不是给热更新dll补充元数据。
            ///// 热更新dll不缺元数据，不需要补充，如果调用LoadMetadataForAOTAssembly会返回错误
            //HomologousImageMode mode = HomologousImageMode.SuperSet;
            //foreach (var aotDllName in aotMetaAssemblyFiles)
            //{
            //    byte[] dllBytes = BetterStreamingAssets.ReadAllBytes("_MetadataForAOTAssemblies/" + aotDllName + ".bytes");
            //    // 加载assembly对应的dll，会自动为它hook。一旦aot泛型函数的native函数不存在，用解释器版本代码
            //    LoadImageErrorCode err = RuntimeApi.LoadMetadataForAOTAssembly(dllBytes, mode);
            //    Debug.Log($"LoadMetadataForAOTAssembly:{aotDllName}. mode:{mode} ret:{err}");
            //}
        }

        private void OnLoadFailed(string binaryAssetName, LoadResourceStatus status, string errorMessage, object userData)
        {
            Log.Error(errorMessage);
            MainEntry.CommonUI.messageBox.ShowMessage("123");
        }

        private void OnLoadSuccess(string binaryAssetName, byte[] binaryBytes, float duration, object userData)
        {
            System.Reflection.Assembly.Load(binaryBytes);
            Debug.Log(binaryAssetName);
            InitBusiness();
        }

        private void InitBusiness()
        {
            MainEntry.Resource.LoadAsset("Assets/_DTYJ/Scripts/Main/__Main__.prefab", new LoadAssetCallbacks(
                (assetName, asset, duration, userData) =>
                {//success
                    Object.Instantiate(asset as GameObject).name = "__Main__";
                },
                (assetName, asset, duration, userData) =>
                {//failure
                }));
        }

        protected override void OnUpdate(IFsm<IProcedureManager> procedureOwner, float elapseSeconds, float realElapseSeconds)
        {
            base.OnUpdate(procedureOwner, elapseSeconds, realElapseSeconds);
        }
    }
}