using System;
using System.Collections.Generic;
using log4net;

namespace TBF.BenchControl.Elde.Diverter
{
	public class Diverter : ComponentBase, GenericDevices.IDiverter
	{
		private static readonly ILog log = LogManager.GetLogger(typeof(Diverter));
        public override string ToString() { return string.Format("Diverter({0})", Cfg.ToString(1)); }

		readonly DiverterCfg diverterCfg;
		readonly ControlBoardDev controlBoard;
		readonly ulong mask;		    	/// derived from bitPosition in the constructor

        public bool State
        {
            get { return (controlBoard.Route & mask) != 0; }
        }


		public Diverter(DiverterCfg cfg, IList<Generic.IComponent> components)
            : base(cfg)
		{
			diverterCfg = cfg;

			controlBoard = (ControlBoardDev)TbfComponents.FindComponent(cfg.ParentName, components);
			if (controlBoard == null) throw new Exception("Cannot find " + Name + " parent");

			if (cfg.BitPosition < 0 || cfg.BitPosition >= 64) throw new ArgumentOutOfRangeException("position");
			this.mask = (((ulong)1) << cfg.BitPosition);

			log.Debug(this.ToString());
		}
	}
}