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#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	lrg;
		private	StdDev	dev;

		protected override void OnStateChange()
		{
			if (State == State.SetDefaults)
			{
				Description					= @"Mogalef Bands indicator @byFercho v.may25";
				Name						= "MogalefBands";
				Calculate					= Calculate.OnEachTick;
				IsOverlay					= true;
				IsSuspendedWhileInactive	= true;
				ScaleJustification			= NinjaTrader.Gui.Chart.ScaleJustification.Right;
				BarsRequiredToPlot			= 1;

				Period = 3;
				NumDev = 7;

				AddPlot(Brushes.Blue,		"Highest band");
				AddPlot(Brushes.DodgerBlue,	"Higher band");
				AddPlot(Brushes.White,		"Median line");
				AddPlot(Brushes.IndianRed,	"Lower band");
				AddPlot(Brushes.Red,		"Lowest band");
			}
			else if (State == State.DataLoaded)
			{
				cp	= new Series<double>(this);
				lrg	= LinReg(cp, Period);
				dev	= StdDev(lrg , NumDev);
			}
		}

		protected override void OnBarUpdate()
		{
			cp[0] = (Open[0] + Typical[0] + Close[0])/3;

			if (CurrentBar < NumDev - 1)
				return;

			double lr = lrg[0], dv, lrx;

			if (lr > BandLowest[1] && lr < BandHighest[1])
			{
				lrx = lrg[1];
				dv	= dev[1];
			}
			else
			{
				lrx = lr;
				dv	= dev[0];
			}

			BandHighest[0]	= lrx + 2*dv;
			BandHigher[0]	= lrx + dv;
			BandLower[0]	= lrx - dv;
			BandLowest[0]	= lrx - 2*dv;
			Median[0]		= (BandHighest[0] + BandLowest[0])/2;
		}

		public override string FormatPriceMarker(double price)
		{
			return price.ToString("N3");
		}

		#region Properties

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

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

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

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

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

		[Range(2, int.MaxValue), NinjaScriptProperty]
		[Display(ResourceType = typeof(Custom.Resource), Name = "LinReg Period", GroupName = "NinjaScriptParameters", Order = 0)]
		public int Period
		{ get; set; }

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