C# program to control unity game with arrow keys

Program.cs

using System;
using System.IO;
using System.IO.Pipes;
using System.Threading;
using System.Diagnostics;

class UnityController
{
    private static Process unityProcess;
    private static string unityExePath = @"C:\Users\TACHLOG-SW-4\Desktop\build\My project.exe";

    static void Main(string[] args)
    {
        Console.WriteLine("Unity Cube Controller");
        Console.WriteLine("Launching Unity application...");

        LaunchUnityApplication();

        Console.WriteLine("Use arrow keys to move the cube. Press 'Q' to quit.");

        using (NamedPipeClientStream pipeClient = new NamedPipeClientStream(".", "UnityControlPipe", PipeDirection.Out))
        {
            try
            {
                Console.WriteLine("Connecting to Unity...");
                pipeClient.Connect(10000); // 10 second timeout, increased to allow for Unity startup
                Console.WriteLine("Connected to Unity. You can now control the cube.");

                using (StreamWriter writer = new StreamWriter(pipeClient))
                {
                    while (true)
                    {
                        if (Console.KeyAvailable)
                        {
                            var key = Console.ReadKey(true).Key;
                            string command = "";

                            switch (key)
                            {
                                case ConsoleKey.UpArrow:
                                    command = "UP";
                                    break;
                                case ConsoleKey.DownArrow:
                                    command = "DOWN";
                                    break;
                                case ConsoleKey.LeftArrow:
                                    command = "LEFT";
                                    break;
                                case ConsoleKey.RightArrow:
                                    command = "RIGHT";
                                    break;
                                case ConsoleKey.Q:
                                    Console.WriteLine("Exiting...");
                                    CloseUnityApplication();
                                    return;
                            }

                            if (!string.IsNullOrEmpty(command))
                            {
                                SendCommand(writer, command);
                            }
                        }
                        Thread.Sleep(10); // Small delay to reduce CPU usage
                    }
                }
            }
            catch (Exception e)
            {
                Debug.WriteLine($"Error: {e.GetType().Name} - {e.Message}");
            }
            finally
            {
                CloseUnityApplication();
            }
        }
    }

    static void SendCommand(StreamWriter writer, string command)
    {
        try
        {
            writer.WriteLine(command);
            writer.Flush();
            Console.WriteLine($"Sent command: {command}");
        }
        catch (Exception e)
        {
            Debug.WriteLine($"Error sending command: {e.Message}");
        }
    }

    static void LaunchUnityApplication()
    {
        try
        {
            unityProcess = new Process();
            unityProcess.StartInfo.FileName = unityExePath;
            unityProcess.StartInfo.UseShellExecute = true;
            unityProcess.Start();
            Console.WriteLine("Unity application launched successfully.");

            // Give Unity some time to start up
            Thread.Sleep(5000); // Wait for 5 seconds
        }
        catch (Exception e)
        {
            Debug.WriteLine($"Error launching Unity application: {e.Message}");
            Environment.Exit(1);
        }
    }

    static void CloseUnityApplication()
    {
        if (unityProcess != null && !unityProcess.HasExited)
        {
            try
            {
                unityProcess.CloseMainWindow();
                unityProcess.WaitForExit(5000); // Wait up to 5 seconds for the process to exit
                if (!unityProcess.HasExited)
                {
                    unityProcess.Kill(); // Force close if it doesn't exit normally
                }
                Console.WriteLine("Unity application closed.");
            }
            catch (Exception e)
            {
                Debug.WriteLine($"Error closing Unity application: {e.Message}");
            }
        }
    }
}