ninjatrader/strategies/internal-bar-strength/InternalBarStrengthBot.cs

#region Using declarations
using NinjaTrader.Cbi;
using NinjaTrader.NinjaScript.Indicators;
using System.ComponentModel.DataAnnotations;
#endregion

namespace NinjaTrader.NinjaScript.Strategies
{
    public class InternalBarStrengthBot : Strategy
    {
        private InternalBarStrength ibs;
        
        protected override void OnStateChange()
        {
            if (State == State.SetDefaults)
            {
                Name = "Internal Bar Strength Bot";
                Description = @"Long only bot which bases trades on internal bar strength";
                Calculate = Calculate.OnBarClose;
                EntriesPerDirection = 1;

                EntryThreshold = 0.2;
                ExitThreshold = 0.8;
            }
            else if (State == State.DataLoaded)
            {
                ibs = InternalBarStrength();
            }
        }

        protected override void OnBarUpdate()
        {
            if (CurrentBar < BarsRequiredToTrade)
                return;

            if (ibs[0] < EntryThreshold)
                EnterLong();
            else if (ibs[0] > ExitThreshold && Position.MarketPosition == MarketPosition.Long)
                ExitLong();
        }

        public override string DisplayName
        {
            get { return Name; }
        }

        [NinjaScriptProperty]
        [Display(Name = "Entry Threshold", GroupName = "Internal Bar Strength Bot", Order = 1)]
        public double EntryThreshold { get; set; }

        [NinjaScriptProperty]
        [Display(Name = "Exit Threshold", GroupName = "Internal Bar Strength Bot", Order = 2)]
        public double ExitThreshold { get; set; }
    }
}