POSITIVE correratnEURUSD, USDJPY, EURJPY

using System;
using cAlgo.API;
using cAlgo.API.Indicators;
using cAlgo.API.Internals;

namespace cAlgo.Robots
{
    [Robot(TimeZone = TimeZones.UTC, AccessRights = AccessRights.FullAccess)]
    public class PsarBot : Robot
    {
        private readonly string[] symbolNames = { "EURUSD", "USDJPY", "EURJPY" };
        private readonly TimeFrame timeFrame = TimeFrame.Minute15;

        private MarketSeries[] symbolSeries;
        private ParabolicSAR[] parabolicSARs;

        protected override void OnStart()
        {
            symbolSeries = new MarketSeries[symbolNames.Length];
            parabolicSARs = new ParabolicSAR[symbolNames.Length];

            for (int i = 0; i < symbolNames.Length; i++)
            {
                Symbol symbol = MarketData.GetSymbol(symbolNames[i]);
                if (symbol == null)
                {
                    Print($"Error: Symbol {symbolNames[i]} does not exist");
                    continue;
                }

                symbolSeries[i] = MarketData.GetSeries(symbol, TimeFrame.Minute15);
                parabolicSARs[i] = Indicators.ParabolicSAR(symbolSeries[i], 0.02, 0.2);
            }
        }

        protected override void OnBar()
        {
            for (int i = 0; i < symbolNames.Length; i++)
            {
                Symbol symbol = MarketData.GetSymbol(symbolNames[i]);
                double psarValue = parabolicSARs[i].Result.Last(0);
                double bid = symbol.Bid;

                if (psarValue < bid)
                {
                    ExecuteMarketOrder(TradeType.Buy, symbol, 1000, "PSAR Buy", 0, 10);
                }
                else if (psarValue > bid)
                {
                    ExecuteMarketOrder(TradeType.Sell, symbol, 1000, "PSAR Sell", 0 , 10);
                }
            }
        }
    }
}