using System;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Windows.Forms;

namespace ColorFinder
{
    class Program
    {
        [DllImport("user32.dll")]
        static extern bool GetCursorPos(out Point lpPoint);

        [DllImport("user32.dll")]
        static extern void SetCursorPos(int x, int y);

        static void Main(string[] args)
        {
            bool isCapsLockOn = Console.CapsLock;

            // Check the initial state of the Caps Lock key
            if (isCapsLockOn)
            {
                Console.WriteLine("Caps Lock is ON. Press Caps Lock to enable/disable the color finder.");
            }
            else
            {
                Console.WriteLine("Caps Lock is OFF. Press Caps Lock to enable/disable the color finder.");
            }

            // Set up a global keyboard hook to detect the Caps Lock key press
            using (var hook = new KeyboardHook(Keys.CapsLock))
            {
                hook.KeyPressed += (sender, e) =>
                {
                    isCapsLockOn = !isCapsLockOn;

                    if (isCapsLockOn)
                    {
                        Console.WriteLine("Color finder is ON.");
                    }
                    else
                    {
                        Console.WriteLine("Color finder is OFF.");
                    }
                };

                // Start the keyboard hook
                hook.Start();

                // Start the color finder loop
                while (true)
                {
                    if (isCapsLockOn)
                    {
                        // Show the system color picker dialog to select a color
                        var colorDialog = new ColorDialog();
                        colorDialog.ShowDialog();

                        // Get the selected color
                        var color = colorDialog.Color;

                        // Move the mouse cursor to the selected color
                        SetCursorPos(color.R, color.G);
                    }

                    // Sleep for 100 milliseconds to reduce CPU usage
                    System.Threading.Thread.Sleep(100);
                }
            }
        }
    }

    // Keyboard hook class to detect global key presses
    class KeyboardHook : IDisposable
    {
        private readonly KeyboardHooker hooker;
        private readonly Keys key;
        private bool disposed = false;

        public KeyboardHook(Keys key)
        {
            this.key = key;
            hooker = new KeyboardHooker();
        }

        public void Start()
        {
            hooker.KeyPressed += Hooker_KeyPressed;
            hooker.Start();
        }

        public void Stop()
        {
            hooker.KeyPressed -= Hooker_KeyPressed;
            hooker.Stop();
        }

        private void Hooker_KeyPressed(object sender, KeyPressedEventArgs e)
        {
            if (e.Key == key)
            {
                KeyPressed?.Invoke(this, EventArgs.Empty);
            }
        }

        public event EventHandler KeyPressed;

        protected virtual void Dispose(bool disposing)
        {
            if (!disposed)
            {
                if (disposing)
                {
                    Stop();
                }

                disposed = true;
            }
        }

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize(this);
        }
    }

    // Keyboard hooker class to hook into low-level keyboard events
    class KeyboardHooker
    {
        private readonly LowLevelKeyboardProc proc;
        private IntPtr hookId = IntPtr.Zero;

        public KeyboardHooker()
        {
            proc = HookCallback;
        }

        public void Start()
        {
            using (ProcessModule module = Process.GetCurrentProcess().MainModule)
            {