using System;

using System.Text.RegularExpressions;

public class Program

{

    public static void Main()

    {

        const string dummyIdxSourceMatchPattern = @"(.+)\.scrubbed_([a-f0-9]{32})\.(wav|pcm)\z";

        const string dummyIdxSourceReplacePattern = @"\\MN2AC1ORC701\d$\TestData\Transcriptions\%1_r.scrubbed.idx";

        const string originalFilename = @"00c14c78-3e5d-4892-80a8-3a873644cab5.CM7-BA1129-REC.c87.scrubbed_7FACD21EB7524606B803410A728B666F.wav";

        Match match = Regex.Match(originalFilename, dummyIdxSourceMatchPattern, RegexOptions.IgnoreCase);

        if (!match.Success)

            throw new Exception("Fdas");

        string xmlFilepath = string.Empty;

        string idxFilepath = dummyIdxSourceReplacePattern;

        GroupCollection groups = match.Groups;

        while (true)

        {

            match = Regex.Match(idxFilepath, @"%(\d+)");

            if (!match.Success)

                break;

            int groupNumberToFind = int.Parse(match.Value.Substring(1));

            idxFilepath = idxFilepath.Replace(match.Value, groups[groupNumberToFind].Value);

            xmlFilepath = System.IO.Path.GetFileNameWithoutExtension(idxFilepath) + ".xml";

        }

        Console.WriteLine(@"About to load IdxTranscription with files ""{0}"" and ""{1}"".", idxFilepath, xmlFilepath);

    }

}