using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Management;

namespace Brightener
{
    class Program
    {

        public static void Main(string[] args)
        {
            try
            {
                setBrightness(int.Parse(args[0]));
            }
            catch (Exception ex)
            {
                Console.WriteLine("Please enter a number between 1 and 100");
            }

        }

        private static void setBrightness(int brightnessLevel)
        {
            try
            {
                ManagementScope s = new ManagementScope("root\\WMI");

                SelectQuery q = new SelectQuery("WmiMonitorBrightnessMethods");

                ManagementObjectSearcher mos = new System.Management.ManagementObjectSearcher(s, q);

                ManagementObjectCollection moc = mos.Get();

                foreach (System.Management.ManagementObject o in moc)
                {
                    o.InvokeMethod("WmiSetBrightness", new object[] {
					UInt32.MaxValue,
					brightnessLevel
				});

                }

                moc.Dispose();
                mos.Dispose();
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
            }
        }
    }
}