using System.Diagnostics;
using System.Text;
using System.Text.Json;

namespace IES.ExamServer.Helpers
{
    public class ProcessHelper
    {

        public static (int code, string msg) ExecuteProcess( string pathBat ) 
        {
            int code = 0;
            string msg = string.Empty;
            try {

                // 创建一个新的 ProcessStartInfo 对象
                ProcessStartInfo startInfo = new ProcessStartInfo
                {
                    // 指定要执行的 BAT 文件的路径
                    FileName = "cmd.exe",
                    // 设置命令行参数，使用 /c 表示执行命令后关闭命令提示符窗口
                    Arguments = $"/c \"{pathBat}\"", // 用双引号括起路径
                                                     // 设置是否使用操作系统 shell 启动进程
                    UseShellExecute = false,
                    // 设置是否创建新的窗口
                    CreateNoWindow = true,
                    // 重定向标准输出和标准错误输出
                    RedirectStandardOutput = true,
                    RedirectStandardError = true
                };

                // 创建一个新的 Process 对象
                using (Process process = new Process())
                {
                    // 将 ProcessStartInfo 对象分配给 Process 对象
                    process.StartInfo = startInfo;
                    process.StartInfo.StandardOutputEncoding = Encoding.UTF8;
                    process.StartInfo.StandardErrorEncoding = Encoding.UTF8;
                    // 启动进程
                    process.Start();

                    // 读取标准输出和标准错误输出
                    string output = process.StandardOutput.ReadToEnd();
                    string error = process.StandardError.ReadToEnd();

                    // 等待进程执行完成
                    process.WaitForExit();

                    // 输出执行结果
                    if (!string.IsNullOrEmpty(output))
                    {
                        // Console.WriteLine("标准输出:");
                        // Console.WriteLine(output);
                        if (output.Contains("successfully", StringComparison.OrdinalIgnoreCase))
                        {
                            msg = $"执行成功！";
                            code = 200;
                        }
                        else
                        {
                            msg = $"执行异常：{output}";
                            code = 1;
                        }

                    }

                    if (!string.IsNullOrEmpty(error))
                    {
                        // Console.WriteLine("错误输出:");
                        // Console.WriteLine(error);
                        msg = $"执行失败：{error}";
                        code = 2;
                    }
                }
            } catch (Exception ex) {
                code = 500;
                msg = $"{ex.Message},{ex.StackTrace}";
            }
            return (code, msg);
        }

        /// <summary>
        ///  获取所有名为 "conhost.exe" 的进程
        /// </summary>
        public static void CloseConhost() 
        {
            Process[] conhostProcesses = Process.GetProcessesByName("conhost");
             
            var CurrentProcess = Process.GetCurrentProcess();
            var stime = CurrentProcess.StartTime;
            
            if (conhostProcesses.Length == 0)
            {
                //Console.WriteLine("没有找到 conhost.exe 进程。");
                return;
            }

            // 遍历并关闭每个 conhost.exe 进程
            foreach (Process process in conhostProcesses)
            {
                TimeSpan difference = stime- process.StartTime ;

                if (CurrentProcess.ProcessName.Equals(process.ProcessName)) 
                {
                    if (difference.Seconds>10)
                    {
                        continue;
                    }
                    try
                    {
                        // 关闭进程
                        process.Kill();
                        //Console.WriteLine($"已关闭进程 ID: {process.Id},{process.MachineName},{process.ProcessName}");
                    }
                    catch (Exception ex)
                    {
                        //Console.WriteLine($"无法关闭进程 ID: {process.Id}, 错误: {ex.Message}");
                    }
                }
            }

            //Console.WriteLine("操作完成。");
        }
    }
}