using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.IO.Pipes;
using System.Threading;
using System.Diagnostics;

namespace Cosmos.VS.HostProcess {
  public class Program {
    static int Main(string[] args) {
      try {
        Console.WriteLine("Cosmos Visual Studio Debug Host");
        Console.WriteLine("Waiting for start signal.");

        // This is here to allow this process to start, but pause till the caller tells it to continue. 
        Console.ReadLine();

        // Arg[0] - ShellExecute
        bool xShellExecute = (string.Compare(args[0], "true", true) == 0);

        // Target exe or file
        var xStartInfo = new ProcessStartInfo();
        xStartInfo.FileName = args[1];
        var xArgSB = new StringBuilder();

        // Skip other arguments and "rearg" the rest
        foreach (var arg in args.Skip(2)) {
          xArgSB.AppendFormat("\"{0}\" ", arg);
        }
        xStartInfo.Arguments = xArgSB.ToString();
        xStartInfo.RedirectStandardError = !xShellExecute;
        xStartInfo.RedirectStandardOutput = !xShellExecute;
        xStartInfo.UseShellExecute = xShellExecute;
        var xProcess = Process.Start(xStartInfo);

        xProcess.WaitForExit();
        if (!xShellExecute) {
          Console.WriteLine(xProcess.StandardError.ReadToEnd());
          Console.WriteLine(xProcess.StandardOutput.ReadToEnd());
        }
        return xProcess.ExitCode;
      } catch (Exception e) {
        Console.WriteLine(e.Message);
        return 0;
      }
    }
  }
}