EQMFer

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

namespace EQMFer
{
    class EQMF
    {
        string currentDirectoryPath = "";
        List<string> allFriends;
        IEnumerable<string> files;
        static void Main(string[] args)
        {
            EQMF eqMF = new EQMF();
            eqMF.allFriends = new List<string>();
            eqMF.FindCurrentDirectory();
            eqMF.FindMatchingFiles();
            eqMF.BuildFriendsList();
            eqMF.RemoveDuplicates();
            eqMF.CreateNewFiles();


        }

        public string FindCurrentDirectory()
        {
            currentDirectoryPath = Directory.GetCurrentDirectory();
        //    Console.WriteLine("Path is: " + currentDirectoryPath);

            return currentDirectoryPath;
        }

        public void FindMatchingFiles()
        {
           files  = from f in Directory.EnumerateFiles(currentDirectoryPath)
                        where f.EndsWith("_project1999.ini") && ! (f.Contains("UI_"))
                        select f;
          //  foreach (string aFile in files)
          //      Console.WriteLine(aFile);
            Console.WriteLine("Total Character Files Found: " + files.Count());
        }

        public void BuildFriendsList()
        {
        //    Console.WriteLine("FilesFound:");
            foreach (string aFile in files)
            {
               // Console.WriteLine(aFile);
                ExtractFriendsFromFile(aFile);
            }
      //      Console.ReadLine();
        }

        public void ExtractFriendsFromFile(string fileName)
        {
            using (StreamReader sr = File.OpenText(fileName))
            {
                string s = String.Empty;
                while ((s = sr.ReadLine()) != null)
                {
                    if(s.Contains("Friend") && !s.Contains("NULL") && !s.Contains("["))
                    {
                        string[] friend = s.Split('=');

                        allFriends.Add(friend[1]);

                    }
                }
            }



        }

        public void RemoveDuplicates()
        {
            List<string> distinct = allFriends.Distinct().ToList();
            allFriends = distinct;
            Console.WriteLine("Total amount of friends is: " + allFriends.Count);
         //   Console.ReadLine();

        }

        public void CreateNewFiles()
        {

            int friendCount = allFriends.Count;
            int processingFriend = 0;
            int fileCount = files.Count();

            for (int i = 0; i < fileCount; i++)
            {
                using (var input = File.OpenText(files.ElementAt(i)))
                using (var output = new StreamWriter("temp.ini"))
                {
                    string line;
                    while (null != (line = input.ReadLine()))
                    {
                        if (line.StartsWith("Friend"))
                        {
                            if (processingFriend < friendCount)
                                line = "Friend" + processingFriend + "=" + allFriends.ElementAt(processingFriend);
                            else
                                line = "Friend" + processingFriend + "=*NULL*";
                            processingFriend++;
                        }
                        output.WriteLine(line);
                      //  Console.WriteLine("Wrote: " + line);

                    }

                }
                string filetoreplace = files.ElementAt(i);
            //    Console.WriteLine("Replacing: " + files.ElementAt(i));
                File.Delete(files.ElementAt(i));
           //     Console.WriteLine(filetoreplace + " Exists? " + File.Exists(filetoreplace));

           //     Console.WriteLine("Moving temp.ini to " + filetoreplace);
                File.Move("temp.ini", filetoreplace);


                processingFriend = 0;
            }
            Console.WriteLine("Finished merge!  Press any key to exit");
            Console.ReadLine();
        }

    }
}