#region Using declarations
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media;
using System.Xml.Serialization;
using NinjaTrader.Cbi;
using NinjaTrader.Gui;
using NinjaTrader.Gui.Chart;
using NinjaTrader.Gui.SuperDom;
using NinjaTrader.Gui.Tools;
using NinjaTrader.Data;
using NinjaTrader.NinjaScript;
using NinjaTrader.Core.FloatingPoint;
using NinjaTrader.NinjaScript.DrawingTools;
#endregion

namespace NinjaTrader.NinjaScript.Indicators
{
	/// <summary>
	/// The Mogalef Bands indicator is a technical analysis tool used to identify potential
	/// price reversals and trends in financial markets.
	/// The bands expand and contract based on market volatility, providing visual cues for traders.
	/// </summary>
	public class MogalefBands : Indicator
	{
		private Series<double> cp;
		private LinReg f;
		private	StdDev e;

		protected override void OnStateChange()
		{
			if (State == State.SetDefaults)
			{
				Description					= @"Mogalef Bands indicator @byFercho";
				Name						= "MogalefBands";
				Calculate					= Calculate.OnEachTick;
				IsOverlay					= true;
				IsSuspendedWhileInactive	= true;
				ScaleJustification			= NinjaTrader.Gui.Chart.ScaleJustification.Right;

				LinP = 3;
				StdP = 7;

				AddPlot(Brushes.Blue,		"BandHigh");
				AddPlot(Brushes.DarkGray,	"BandMedHigh");
				AddPlot(Brushes.Green,		"Median");
				AddPlot(Brushes.DarkGray,	"BandMedLow");
				AddPlot(Brushes.Red,		"BandLow");
			}
			else if (State == State.DataLoaded)
			{
				cp	= new Series<double>(this);
				f	= LinReg(cp, LinP);
				e	= StdDev(f , StdP);
			}
		}

		protected override void OnBarUpdate()
		{
			cp[0] = (Open[0] + High[0] + Low[0] + 2*Close[0])/5;
			
			if (CurrentBar < StdP - 1)
				return;

			if (f[0] < BandHigh[1] && f[0] > BandLow[1])
			{
				BandHigh[0]		= f[1] + 2*e[1];
				BandMedHigh[0]	= f[1] + e[1];
				BandMedLow[0]	= f[1] - e[1];
				BandLow[0]		= f[1] - 2*e[1];
			}
			else
			{
				BandHigh[0]		= f[0] + 2*e[0];
				BandMedHigh[0]	= f[0] + e[0];
				BandMedLow[0]	= f[0] - e[0];
				BandLow[0]		= f[0] - 2*e[0];
			}

			Median[0] = (BandHigh[0] + BandLow[0])/2;
		}

		#region Properties

		[Browsable(false)]
		[XmlIgnore()]
		public Series<double> BandHigh
		{
			get { return Values[0]; }
		}

		[Browsable(false)]
		[XmlIgnore()]
		public Series<double> BandMedHigh
		{
			get { return Values[1]; }
		}

		[Browsable(false)]
		[XmlIgnore()]
		public Series<double> Median
		{
			get { return Values[2]; }
		}

		[Browsable(false)]
		[XmlIgnore()]
		public Series<double> BandMedLow
		{
			get { return Values[3]; }
		}

		[Browsable(false)]
		[XmlIgnore()]
		public Series<double> BandLow
		{
			get { return Values[4]; }
		}

		[Range(1, int.MaxValue), NinjaScriptProperty]
		[Display(ResourceType = typeof(Custom.Resource), Name = "LinReg Period", GroupName = "NinjaScriptParameters", Order = 0)]
		public int LinP
		{ get; set; }

		[Range(1, int.MaxValue), NinjaScriptProperty]
		[Display(ResourceType = typeof(Custom.Resource), Name = "StdDev Period", GroupName = "NinjaScriptParameters", Order = 1)]
		public int StdP
		{ get; set; }
		#endregion
	}
}