using System;
using System.Collections;
using System.Reflection;
using UnityEngine;
using GFGGame.Launcher;
using System.Collections.Generic;
using System.Linq;
using YooAsset;

namespace GFGGame
{
    public class HotUpdateCodeLoader : SingletonMonoBase<HotUpdateCodeLoader>
    {
        public Type[] allTypes;

        public Type[] GetTypes()
        {
            return this.allTypes;
        }

        private void Awake()
        {
            DontDestroyOnLoad(this.gameObject);
        }

        public void StartLoad()
        {
            StartCoroutine(StartLoadAssemblyHotfix());
        }

        IEnumerator StartLoadAssemblyHotfix()
        {
            yield return new WaitForSeconds(0.1f);

            var dllPath = $"{LauncherConfig.DllDirHotfix}Game.HotUpdate.dll.bytes";
            var handle = YooAssets.LoadAssetAsync<TextAsset>(dllPath);
            yield return handle;

            var asset = handle.AssetObject as TextAsset;

            // WebGL平台特殊处理
            LoadAssemblyForWebGL(asset.bytes);

            handle.Release();

            // 加载热更新场景
            YooAssets.LoadSceneAsync("Assets/ResIn/Scene/HotUpdate.unity");
        }

        void LoadAssemblyForWebGL(byte[] dllBytes)
        {
            // WebGL平台下需要使用JavaScript互操作来加载程序集
            // 这里需要实现一个JavaScript插件来实际加载程序集

            // 示例代码，实际实现可能需要与你的JavaScript插件配合
            string dllContent = Convert.ToBase64String(dllBytes);
            Application.ExternalCall("LoadHotUpdateAssembly", dllContent);

            // 注意：在WebGL下可能无法直接获取所有类型，需要根据实际情况调整
            this.allTypes = new Type[0]; // 可能需要从JS端获取类型信息
            Debug.Log($"调试 LoadAssemblyForWebGL :{this.allTypes.Length}");
        }

        void LoadAssemblyJustInTime(Assembly assembly)
        {
            // 常规平台加载方式
            this.allTypes = assembly.GetTypes();
        }
    }
}