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

namespace Generics
{
    public class ReadDirectory
    {
        #region Member Variable

        //Directory path given as string.
        private string directoryPath = @"C:\Session\Help Links";

        #endregion

        #region Constructor

        public ReadDirectory()
        {
            //Below lines to find out whether specified directory 
            //exists or not.
            DirectoryInfo readDirectory = new DirectoryInfo(directoryPath);

            if (!readDirectory.Exists)
            {
                Console.WriteLine("Directory not found");

                return;
            }

            //Below line used to read the total files available inside 
            //the specified directory.
            FileInfo[] filesInDirectory = readDirectory.GetFiles();

            //Calling a method by passing name parameter,which 
            //is of type FileInfo[].
            ReadFiles(filesInDirectory);
        } 

        #endregion

        #region Method - File Reading

        /// 

        /// Represents the method that reads the full file.
        /// 

        /// 
        /// The  represents the files available in the
        /// specified directory.
        /// 
        public void ReadFiles(FileInfo[] fileInDirectory)
        {
            //Foreach used to loop thro the each files 
            //present in the directory.
            foreach (FileInfo files in fileInDirectory)
            {
                FileInfo readfile = new FileInfo(files.FullName);

                if (!readfile.Exists)
                    return;

                string[] fileLines = File.ReadAllLines(readfile.ToString());

                Console.WriteLine("Reading the file " + readfile + "....\n");

                //Loop used to read the characters inside a particular file.
                for (int i = 0; i < fileLines.Length; i++)
                {
                    Console.WriteLine(fileLines[i]);

                    if (i == fileLines.Length - 1)
                    {
                        Console.WriteLine("End of file" + readfile + ".\n");
                    }
                }
                Console.ReadLine();
            }
        } 

        #endregion
    }
}