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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ShiftOS.Engine;
using System.Windows.Forms;
namespace ShiftOS.WinForms.Viruses
{
[Virus("console_garble", "Console Garbler", "Sends random characters to stdout which can muck up your Terminal. The threatlevel determines the rate at which characters are sent.")]
public class ConsoleGarble : IVirus
{
Timer timer = null;
Random rnd = null;
public void Disinfect()
{
timer.Stop();
timer = null;
rnd = null;
}
public void Infect(int threatlevel)
{
rnd = new Random();
timer = new Timer();
timer.Interval = 6000 / threatlevel;
timer.Tick += (o, a) =>
{
var oldFG = ConsoleEx.ForegroundColor;
var oldBG = ConsoleEx.BackgroundColor;
var character = (char)rnd.Next(255);
while (!char.IsLetterOrDigit(character))
character = (char)rnd.Next(255);
var ccolormax = Enum.GetValues(typeof(ConsoleColor)).Cast<int>().Max();
ConsoleEx.BackgroundColor = (ConsoleColor)rnd.Next(ccolormax);
ConsoleEx.ForegroundColor = (ConsoleColor)rnd.Next(ccolormax);
Console.Write(character);
ConsoleEx.OnFlush?.Invoke();
ConsoleEx.BackgroundColor = oldBG;
ConsoleEx.ForegroundColor = oldFG;
};
timer.Start();
}
}
}
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