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

namespace Zelvaci
{
    class Command : Executable{
        private static String[] COMMANDS = new String[]{"left", "right", "pen", "forward", "color"};

        public static bool IsCommand(String str) {
            return COMMANDS.Contains(str);
        }

        private String name;
        private List<int> parameters;

        public Command(String name, List<int> parameters) {
            this.name = name;
            this.parameters = parameters;
        }

        public void Execute(Zelvak z) {
            if (name.Equals("left"))
                z.Left(parameters[0]);
            else if (name.Equals("right"))
                z.Right(parameters[0]);
            else if (name.Equals("pen"))
                z.Pen(parameters[0]);
            else if (name.Equals("forward"))
                z.Forward(parameters[0]);
            else if (name.Equals("color") && parameters.Count == 3)
                z.Color(parameters[0], parameters[1], parameters[2]);
        }
    }
}