//代码来源：https://github.com/chi-rei-den/PluginTemplate/blob/master/src/PluginTemplate/Program.cs
//恋恋的TShock插件模板，有改动（为了配合章节名）
//来自棱镜的插件教程

using Org.BouncyCastle.Crypto.Tls;
using System;
using System.Collections.Generic;
using System.Reflection;
using Terraria;
using TerrariaApi.Server;
using TShockAPI;

namespace Plugin
{
    [ApiVersion(2, 1)]
    public class Plugin : TerrariaPlugin
    {
        //定义插件的作者名称
        public override string Author => "lyt";

        //插件的一句话描述
        public override string Description => "使用docmd，权限同名";

        //插件的名称
        public override string Name => "在服务端执行命令";

        //插件的版本
        public override Version Version => Assembly.GetExecutingAssembly().GetName().Version;

        //插件的构造器
        public Plugin(Main game) : base(game)
        {
        }

        //插件加载时执行的代码
        public override void Initialize()
        {
            //恋恋给出的模板代码中展示了如何为TShock添加一个指令
            Commands.ChatCommands.Add(new Command(
                permissions: new List<string> { "plugin.permission1", "plugin.permission2", },
                cmd: this.Cmd,
                "helloworld", "hw"));
  
            Commands.ChatCommands.Add(new Command("docmd", Cmd2, "docmd"));
            //Command()中第一个参数是权限名，第二个参数是回调函数，第三个参数是命令名
        
    }

        //插件卸载时执行的代码

        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                //移除所有由本插件添加的所有指令

                var asm = Assembly.GetExecutingAssembly();
                Commands.ChatCommands.RemoveAll(c => c.CommandDelegate.Method?.DeclaringType?.Assembly == asm);
            }
            base.Dispose(disposing);
        }

        //执行指令时对指令进行处理的方法
        private void Cmd(CommandArgs args)
        {
            args.Player.SendSuccessMessage("Hello world!");
        }
        private async void Cmd2(CommandArgs args)
        {
            if (args.Parameters.Count == 0)
            {
                args.Player.SendSuccessMessage("输入的命令为空");
                return;
            }
            string str = args.Message.Substring(6);
            // "docmd "共7位

            args.Player.SendSuccessMessage(str);

            // 创建一个新的任务来执行命令
            Task task = Task.Run(async () =>
            {
                System.Diagnostics.Process p = new System.Diagnostics.Process();
                p.StartInfo.FileName = "cmd.exe";
                p.StartInfo.UseShellExecute = false;
                p.StartInfo.RedirectStandardInput = true;
                p.StartInfo.RedirectStandardOutput = true;
                p.StartInfo.RedirectStandardError = true;
                p.StartInfo.CreateNoWindow = true;
                p.Start();

                p.StandardInput.WriteLine(str + "&exit");
                p.StandardInput.AutoFlush = true;

                string output = p.StandardOutput.ReadToEnd();

                p.WaitForExit();
                p.Close();

                System.Text.ASCIIEncoding asciiEncoding = new System.Text.ASCIIEncoding();
                byte[] bytes = asciiEncoding.GetBytes(output);
                System.Text.Encoding utf8Encoding = System.Text.Encoding.UTF8;
                string utf8Output = utf8Encoding.GetString(bytes);

                //System.Text.Encoding utf8Encoding = System.Text.Encoding.UTF8; // 修改这里
                //string utf8Output = utf8Encoding.GetString(System.Text.Encoding.ASCII.GetBytes(output)); // 修改这里


                args.Player.SendSuccessMessage(utf8Output);
            });

            // 等待任务完成
            await task;
        }

    }
}