using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Diagnostics;
using System.Windows.Forms;
using System.Threading;

namespace ICSSoft.AutoUpdate.Edition.SetupPatch
{
    public class patchSetUp
    {
        private string CurrEdition = "";

        private string CurrFolderPath = "";

        private string PathFolderPath = "";

        private string ProgramPath = "";

        private string CurrExePath = "";

        public patchSetUp(string _CurrEdition, string PathFolder, string ProgramName)
        {
            if (PathFolder == "")
            {
                PathFolder = "pathTemp";
            }
            if (ProgramName == "")
            {
                ProgramName = "ICSSoft.Frame.Main.Entrance.exe";
            }
            CurrEdition = _CurrEdition;
            CurrFolderPath = Directory.GetCurrentDirectory();
            PathFolderPath = CurrFolderPath + "\\" + PathFolder;
            ProgramPath = CurrFolderPath + "\\" + ProgramName;
            string strFullPath = Application.ExecutablePath;
            string strFileName = System.IO.Path.GetFileName(strFullPath);

            CurrExePath = Path.GetFullPath(CurrFolderPath + "\\" + strFileName);
        }

        public void Do()
        {
            DevExpress.Utils.WaitDialogForm _wait = new DevExpress.Utils.WaitDialogForm("正在安装补丁...请稍等....");
            _wait.Show();
            try
            {
                ///安装补丁
                pathSetUp();
                ///删除补丁


                ///写入版本号
                ///
                WriteEdition();

                ///运行主程序
                ///
                RunMainProgram();
            }
            catch (Exception ex)
            {
                ///回滚补丁安装
                pathRollBack();
                throw ex;
            }
        }



        private void pathSetUp()
        {

            try
            {
                CopyFolder(PathFolderPath, CurrFolderPath);
            }
            catch (Exception ex)
            {

                throw ex;
            }
        }


        private void CopyFolder(string sourcePath, string destPath)
        {
            if (Directory.Exists(sourcePath))
            {
                if (!Directory.Exists(destPath))
                {
                    //目标目录不存在则创建
                    try
                    {
                        Directory.CreateDirectory(destPath);
                    }
                    catch (Exception ex)
                    {
                        throw new Exception("创建目标目录失败：" + ex.Message);
                    }
                }
                //获得源文件下所有文件
                List<string> files = new List<string>(Directory.GetFiles(sourcePath));
                files.ForEach(c =>
                {
                    string destFile = Path.Combine(new string[] { destPath, Path.GetFileName(c) });
                    if (Path.GetFullPath(destFile) != CurrExePath)
                    {
                        File.Copy(c, destFile, true);//覆盖模式

                        if (System.IO.File.GetAttributes(destFile).ToString().IndexOf("ReadOnly") != -1)
                        {
                            File.SetAttributes(destFile, FileAttributes.Normal);
                        }
                    }
                });
                //获得源文件下所有目录文件
                List<string> folders = new List<string>(Directory.GetDirectories(sourcePath));
                folders.ForEach(c =>
                {
                    string destDir = Path.Combine(new string[] { destPath, Path.GetFileName(c) });
                    //采用递归的方法实现
                    CopyFolder(c, destDir);
                });
            }
            else
            {
                throw new DirectoryNotFoundException("源目录不存在！");
            }
        }

        private void pathRollBack()
        {

        }


        private void WriteEdition()
        {
            string FilePath = System.Environment.CurrentDirectory;
            if (!Directory.Exists(FilePath + "\\BaseServiceConfig"))
            {
                Directory.CreateDirectory(FilePath + "\\BaseServiceConfig");
            }
            if (!File.Exists(FilePath + "\\BaseServiceConfig\\Edition.ini"))
            {
                using (File.Create(FilePath + "\\BaseServiceConfig\\Edition.ini"))
                {
                }
            }

            using (StreamWriter sw = new StreamWriter(FilePath + "\\BaseServiceConfig\\Edition.ini"))
            {
                sw.WriteLine(CurrEdition);
            }
        }


        private void RunMainProgram()
        {

            if (!File.Exists(ProgramPath))
            {
                throw new Exception("主程序查找失败，请手动运行");
            }
            System.Diagnostics.ProcessStartInfo p = null;
            System.Diagnostics.Process proc;
            p = new System.Diagnostics.ProcessStartInfo(ProgramPath);

            proc = System.Diagnostics.Process.Start(p);//调用外部程序

            Application.Exit();

        }
    }
}