OperationsWithFilesDirs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace TestFileStreams
{
    class FileDir
    {
        static void Main()
        {
            //Да се организира меню за избор на една от специалните директории (0 за край)
            Console.WriteLine("Which directory would you like to look at?");
            Console.WriteLine("1 for Desktop");
            Console.WriteLine("2 for Documents");
            Console.WriteLine("3 for Music");
            Console.WriteLine("4 for Pictures");
            Console.WriteLine("5 for Videos");
            Console.WriteLine("0 for EXIT");
            string folderName="";
            int userChoice = int.Parse(Console.ReadLine());
            switch (userChoice)
            {
                case 0:
                    {
                        break;
                    }
                case 1:
                    {
                        folderName = "Desktop";
                        break;
                    }
                case 2:
                    {
                        folderName = "MyDocuments";
                        break;
                    }
                case 3:
                    {
                        folderName = "MyMusic";
                        break;
                    }
                case 4:
                    {
                        folderName = "MyPictures";
                        break;
                    }
                case 5:
                    {
                        folderName = "MyVideos";
                        break;
                    }
            }
            if (folderName != "")
            {
                Environment.SpecialFolder sf = (Environment.SpecialFolder)Enum.Parse(typeof(Environment.SpecialFolder), folderName);
                Console.WriteLine("File name?");
                StreamWriter sw = new StreamWriter(@"E:\"+Console.ReadLine()+".txt");
                using (sw)
                {

                    GetFilesAndFolders(sw,Environment.GetFolderPath(sf));
                }
                //Да се попита потребителя за име на файл, в който да се запише резултата
            }
        }
        public static void GetFilesAndFolders(StreamWriter sw,string path)
        {
            string[] dirs = Directory.GetDirectories(path);
            sw.WriteLine("Starting from:{0}\nDirectories:\n", path);
            foreach (string d in dirs)
            {
                sw.WriteLine(d);
            }
            sw.WriteLine();
            sw.WriteLine("Files in current directory: ");
            sw.WriteLine();
            string[] files = Directory.GetFiles(path);
            foreach (string d in files)
            {
                sw.WriteLine(d);
            }
            foreach (string d in dirs)
            {
                GetFilesAndFolders(sw, d);
            }
        }
    }
}