using System;
using System.Drawing;
using TradingPlatform.BusinessLayer;

namespace MTF_Multi_EMA
{
    public class MTF_Multi_EMA : Indicator
    {
        #region Global Setup

        // Inputs
        [InputParameter("Timeframe 1", 0)]
        private Period timeframe1 = Period.MIN1;

        [InputParameter("EMA 1-1 Period", 1)]
        private int ema11Period = 8;

        [InputParameter("EMA 1-2 Period", 2)]
        private int ema12Period = 9;

        [InputParameter("Timeframe 2", 3)]
        private Period timeframe2 = Period.MIN5;

        [InputParameter("EMA 2-1 Period", 4)]
        private int ema21Period = 8;

        [InputParameter("EMA 2-2 Period", 5)]
        private int ema22Period = 9;

        [InputParameter("Timeframe 3", 6)]
        private Period timeframe3 = Period.MIN10;

        [InputParameter("EMA 3-1 Period", 7)]
        private int ema31Period = 20;

        [InputParameter("EMA 3-2 Period", 8)]
        private int ema32Period = 21;

        // Indicators
        private Indicator ema11, ema12;
        private Indicator ema21, ema22;
        private Indicator ema31, ema32;

        // Historical Data
        private HistoricalData hdEma1, hdEma2, hdEma3;

        #endregion

        public MTF_Multi_EMA() : base()
        {
            Name = "MTF Multi EMA";
            Description = "Multi-timeframe EMA";

            // M1 (1 минута) → Зеленый #12b05b
            AddLineSeries("EMA 1-1", Color.FromArgb(0x12, 0xB0, 0x5B), 2, LineStyle.Solid);
            AddLineSeries("EMA 1-2", Color.FromArgb(0x12, 0xB0, 0x5B), 2, LineStyle.Solid);

            // M5 (5 минут) → Голубой #50b9c1
            AddLineSeries("EMA 2-1", Color.FromArgb(0x50, 0xB9, 0xC1), 2, LineStyle.Solid);
            AddLineSeries("EMA 2-2", Color.FromArgb(0x50, 0xB9, 0xC1), 2, LineStyle.Solid);

            // M10 (10 минут) → Синий #2962ff
            AddLineSeries("EMA 3-1", Color.FromArgb(0x29, 0x62, 0xFF), 2, LineStyle.Solid);
            AddLineSeries("EMA 3-2", Color.FromArgb(0x29, 0x62, 0xFF), 2, LineStyle.Solid);

            SeparateWindow = false; // Индикатор поверх графика

           
        }

        protected override void OnInit()
        {
            ema11 = Core.Instance.Indicators.BuiltIn.EMA(ema11Period, PriceType.Close, IndicatorCalculationType.AllAvailableData);
            ema12 = Core.Instance.Indicators.BuiltIn.EMA(ema12Period, PriceType.Close, IndicatorCalculationType.AllAvailableData);
            ema21 = Core.Instance.Indicators.BuiltIn.EMA(ema21Period, PriceType.Close, IndicatorCalculationType.AllAvailableData);
            ema22 = Core.Instance.Indicators.BuiltIn.EMA(ema22Period, PriceType.Close, IndicatorCalculationType.AllAvailableData);
            ema31 = Core.Instance.Indicators.BuiltIn.EMA(ema31Period, PriceType.Close, IndicatorCalculationType.AllAvailableData);
            ema32 = Core.Instance.Indicators.BuiltIn.EMA(ema32Period, PriceType.Close, IndicatorCalculationType.AllAvailableData);

            hdEma1 = this.Symbol.GetHistory(timeframe1, this.Symbol.HistoryType, DateTime.UtcNow.AddDays(-30));
            hdEma2 = this.Symbol.GetHistory(timeframe2, this.Symbol.HistoryType, DateTime.UtcNow.AddDays(-30));
            hdEma3 = this.Symbol.GetHistory(timeframe3, this.Symbol.HistoryType, DateTime.UtcNow.AddDays(-30));

            hdEma1.AddIndicator(ema11);
            hdEma1.AddIndicator(ema12);
            hdEma2.AddIndicator(ema21);
            hdEma2.AddIndicator(ema22);
            hdEma3.AddIndicator(ema31);
            hdEma3.AddIndicator(ema32);
        }

        protected override void OnUpdate(UpdateArgs args)
        {
            var time = this.Time();

            int offset1 = (int)hdEma1.GetIndexByTime(time.Ticks);
            int offset2 = (int)hdEma2.GetIndexByTime(time.Ticks);
            int offset3 = (int)hdEma3.GetIndexByTime(time.Ticks);

            SetValue(ema11.GetValue(offset1), 0);
            SetValue(ema12.GetValue(offset1), 1);
            SetValue(ema21.GetValue(offset2), 2);
            SetValue(ema22.GetValue(offset2), 3);
            SetValue(ema31.GetValue(offset3), 4);
            SetValue(ema32.GetValue(offset3), 5);
        }
    }
}