using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.IO;

namespace Backup
{
    class Program
    {
        static void Main(string[] args)
        {
            //如需要更新升级程序才可以打开
            bool exists = CheckIsRun();
            if (exists)
            {
                Console.WriteLine("正在关闭升级软件");
                Thread.Sleep(2000);
            }
            exists = CheckIsRun();
            if (exists)
            {
                Console.WriteLine("不能正常关闭升级软件");
                return;
            }

            string appPath = Directory.GetParent(System.AppDomain.CurrentDomain.BaseDirectory).FullName + "\\";
            string upPath = string.Format("{0}Upgrade.exe.up", appPath);
            string destPath = string.Format("{0}Upgrade.exe", appPath);
            if (File.Exists(upPath))
            {
                File.Copy(upPath, destPath, true);
            }
        }
        
        public static bool CheckIsRun()
        {
            bool returnValue = false;
            try
            {
                Process current = Process.GetCurrentProcess();
                Process[] processes = Process.GetProcessesByName("upgrade");

                foreach (Process process in processes)
                {
                    if (process.Id != current.Id)
                    {
                        if (System.IO.Path.GetFileNameWithoutExtension(process.MainModule.FileName).ToLower() == "upgrade")
                        {
                            process.Kill();
                            returnValue = true;
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                returnValue = false;
            }

            return returnValue;
        }
    }
}