using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Text;

using System.Text.RegularExpressions;

namespace VersionUpdater

{

static class Program

{

static void Main()

{

var arguments = VersionUpdaterArguments.Parse();

Console.WriteLine($"{nameof(arguments.Major)} {arguments.Major}");

Console.WriteLine($"{nameof(arguments.Minor)} {arguments.Minor}");

Console.WriteLine($"{nameof(arguments.Patch)} {arguments.Patch}");

Console.WriteLine($"{nameof(arguments.Prerelease)} {arguments.Prerelease}");

var files = GetFiles().ToList();

UpdateFiles(arguments, files);

}

public static IEnumerable<string> GetFiles()

{

foreach (string file in Directory.EnumerateFiles(

Environment.CurrentDirectory, "AssemblyInfo.cs", SearchOption.AllDirectories))

{

yield return file;

}

}

public static void UpdateFiles(VersionUpdaterArguments arguments, IEnumerable<string> files)

{

foreach (var file in files)

{

var text = File.ReadAllText(file);

var assemblyVersionRegex = new Regex("AssemblyVersion[(](.*?)?[)]");

text = assemblyVersionRegex.Replace(text, $"AssemblyVersion(\"{arguments.Major}.{arguments.Minor}.{arguments.Patch}\")");

var assemblyFileVersionRegex = new Regex("AssemblyFileVersion[(](.*?)?[)]");

text = assemblyFileVersionRegex.Replace(text, $"AssemblyFileVersion(\"{arguments.Major}.{arguments.Minor}.{arguments.Patch}\")");

var assemblyInformationalVersionRegex = new Regex("AssemblyInformationalVersion[(](.*?)?[)]");

text = assemblyInformationalVersionRegex.Replace(text, $"AssemblyInformationalVersion(\"{arguments.Major}.{arguments.Minor}.{arguments.Patch}{arguments.Prerelease}\")");

Encoding utf8WithBom = new UTF8Encoding(true);

File.WriteAllText(file, text, utf8WithBom);

}

}

}

}