Library File Chunker 1.0.1

Console.Title = "File Spliter";
Console.WriteLine("Actions:");
Console.WriteLine("1 - Create chunks");
Console.WriteLine("2 - Create file from chunks");
Console.Write("Select action: ");
string answer = Console.ReadLine();

if (answer == "1")
{
    Console.Write("File path: ");
    string filepath = Console.ReadLine();
    filepath = filepath.Replace("\"", "");
    FileInfo file = new FileInfo(filepath);
    if (file.Exists)
    {
        Console.Write("Max chunks (int): ");
        int splits = 2;
        int.TryParse(Console.ReadLine(), out splits);
        ChunkCreator chunkCreator = new ChunkCreator();
        DirectoryInfo directory = new DirectoryInfo(file.Name);
        if (directory.Exists)
        {
            Directory.Delete(file.Name, true);
        }
        Directory.CreateDirectory(file.Name);
        Chunk[] chunks = chunkCreator.GetFileChunks(file, splits);
        string name = Path.GetFileNameWithoutExtension(file.Name);
        foreach (Chunk chunk in chunks)
        {
            string chunkFileName = file.Name + "//" + name + " [" + chunk.index + "]" + ".chunk";
            File.Create(chunkFileName).Close();
            File.WriteAllText(chunkFileName, chunk.ToJson());
        }
        Console.WriteLine("Success " + file.Name + " chunked");
    }
    else
    {
        Console.WriteLine("File not found");
    }
}
else if (answer == "2")
{
    Console.Write("Directory path: ");
    string directory = Console.ReadLine();
    directory = directory.Replace("\"", "");
    DirectoryInfo directoryInfo = new DirectoryInfo(directory);
    if (directoryInfo.Exists)
    {
        Console.Write("Save path: ");
        string savePath = Console.ReadLine();
        savePath = savePath.Replace("\"", "");
        ChunkManager chunkManager = new ChunkManager();
        List<Chunk> chunks = new List<Chunk>();
        string[] chunksNames = Directory.GetFiles(directoryInfo.FullName, "*.chunk");
        foreach (string chunkName in chunksNames)
        {
            Chunk chunk = Chunk.FromJson(File.ReadAllText(chunkName));
            chunks.Add(chunk);
        }
        chunks = chunkManager.Sort(chunks);
        Console.WriteLine("Getting hex...");
        Stopwatch stopwatch = new Stopwatch();
        stopwatch.Start();
        byte[] fileBytes = chunkManager.GetHex(chunks);
        File.Create(savePath).Close();
        File.WriteAllBytes(savePath, fileBytes);
        stopwatch.Stop();
        Console.WriteLine("Done in " + stopwatch.ElapsedMilliseconds + "ms");
    }
    else
    {
        Console.WriteLine("Directory not found");
    }
}
Console.ReadLine();