using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Text;
using BITKit.IO;
using Cysharp.Threading.Tasks;
using UnityEngine;
using YooAsset;

// ReSharper disable SuspiciousTypeConversion.Global

namespace BITKit.Mod
{
	
	public class UnityModLoader : MonoBehaviour
	{
		private static readonly ConcurrentDictionary<string,IMod> _mods=new();
		private void OnEnable()
		{
			ModService.OnModLoadAsync += OnModLoadAsync;
			ModService.OnModUnloadAsync += OnModUnloadAsync;
		}
		private void OnDisable()
		{
			ModService.OnModLoadAsync -= OnModLoadAsync;
			ModService.OnModUnloadAsync -= OnModUnloadAsync;
		}
		private UniTask OnModUnloadAsync(IMod mod)
		{
			switch (mod)
			{
				case IAssetMod:
					YooAssets.DestroyPackage(mod.PackageName);
					YooAssetUtils.UnregisterPackage(mod.PackageName);
					break;
			}
			return UniTask.CompletedTask;
		}

		private async UniTask OnModLoadAsync(IMod arg)
		{
			switch (arg)
			{
				case IAssetMod:
					var package = YooAssets.CreatePackage(arg.PackageName);
				
					var defaultHostServer = new RemoteServices(
						arg.FolderPath,arg.FolderPath)
					{

					};
					var queryServices = new LocalQueryServices(arg.PackageName);
			
					var initParameters = new HostPlayModeParameters
					{
						BuildinQueryServices = queryServices,
						RemoteServices = defaultHostServer
					};
					var initOperation = package.InitializeAsync(initParameters);
					await initOperation;
    
					if(initOperation.Status == EOperationStatus.Succeed)
					{
						YooAssetUtils.RegisterPackage(arg.PackageName);

						// var logBuilder = new StringBuilder();
						// logBuilder.AppendLine("该包中的资源：");
						// foreach (var x in package.GetAssetInfos(arg.Tags))
						// {
						// 	logBuilder.AppendLine(x.Address);
						// }
						// logBuilder.AppendLine("默认包中的资源");
						// foreach (var x in YooAssets.GetAssetInfos(arg.Tags))
						// {
						// 	logBuilder.AppendLine(x.Address);
						// }
						// BIT4Log.Log<UnityModLoadAssetTester>(logBuilder.ToString());
				
						BIT4Log.Log<UnityModLoadAssetTester>($"资源包{arg.PackageName}初始化成功！");
					}
					else 
					{
						BIT4Log.Log<UnityModLoadAssetTester>($"资源包初始化失败：{initOperation.Error}");
					}
					break;
			}
		}

		
	
	}

}