crib_market_ea_mt5/CribMarketEA.mq5

//+------------------------------------------------------------------+
//|                                                 CribMarketEA.mq5 |
//|                                  Copyright 2025, MQL Development |
//|                                  https://www.mqldevelopment.com/ |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, MQL Development"
#property link      "https://www.mqldevelopment.com/"
#property version   "1.00"

#include <Trade\Trade.mqh>
CTrade  trade;


input       string               Settings              = " ------------- General Settings ------------- ";   //_
input       int                  magicNo               = 333;                 // Magic no
input       double               lotSize               = 0.1;                 // Lot Size
input       bool                 enableBasketTP        = false;               // Enable Basket TP
input       double               basketTakeProfit      = 150.0;               // Basket Take Profit


string goldPairs[];
int totalGoldPairs = 0;

//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---

   trade.SetExpertMagicNumber(magicNo);
   trade.SetDeviationInPoints(10);
   trade.SetTypeFilling(ORDER_FILLING_IOC);
   trade.LogLevel(LOG_LEVEL_ALL);
   trade.SetAsyncMode(false);

   getGoldPairsFromMarketWatch();


//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//---

  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
//---

   if(enableBasketTP == true)
     {
      checkBasketTakeProfit();
     }

   string symbolToBuy = getSymbolWithLowestAsk();
   string symbolToSell = getSymbolWithHighestBid();
//Print(" Symbol to Buy is: ", symbolToBuy, " Symbol to Sell: ", symbolToSell);

   if(noOfActiveOrdersOfType(POSITION_TYPE_BUY) == 0)
     {
      if(symbolToBuy != NULL && symbolToBuy != "")
        {
         placeBuyTrade(symbolToBuy);
        }
     }

   if(noOfActiveOrdersOfType(POSITION_TYPE_SELL) == 0)
     {
      if(symbolToSell != NULL && symbolToSell != "")
        {
         placeSellTrade(symbolToSell);
        }
     }

  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
bool newBar()
  {
   static datetime lastbar;
   datetime curbar = iTime(Symbol(), PERIOD_CURRENT, 0);
   if(lastbar != curbar)
     {
      lastbar = curbar;
      Print(" ---------------------- New Bar :: ---------------------- ",lastbar);
      return (true);
     }
   else
     {
      return (false);
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void placeBuyTrade(string symbol)
  {
   double ask = SymbolInfoDouble(symbol, SYMBOL_ASK);
   double buySL = 0, buyTP = 0;

   if(trade.PositionOpen(symbol, ORDER_TYPE_BUY, lotSize, ask, buySL, buyTP, "Buy Trade Placed"))
     {
      Print("Buy Trade Placed on ", symbol, ": ", trade.ResultOrder());
     }
   else
     {
      Print("Error in placing Buy on ", symbol, ": ", GetLastError());
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void placeSellTrade(string symbol)
  {
   double bid = SymbolInfoDouble(symbol, SYMBOL_BID);
   double sellSL = 0, sellTP = 0;

   if(trade.PositionOpen(symbol, ORDER_TYPE_SELL, lotSize, bid, sellSL, sellTP, "Sell Trade Placed"))
     {
      Print("Sell Trade Placed on ", symbol, ": ", trade.ResultOrder());
     }
   else
     {
      Print("Error in placing Sell on ", symbol, ": ", GetLastError());
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void getGoldPairsFromMarketWatch()
  {
   int totalSymbols = SymbolsTotal(true);
   ArrayResize(goldPairs, 0);
   totalGoldPairs = 0;

   for(int i = 0; i < totalSymbols; i++)
     {
      string symbolName = SymbolName(i, true);
      if(StringFind(symbolName, "GOLD") != -1 || StringFind(symbolName, "XAU") != -1)
        {
         ArrayResize(goldPairs, totalGoldPairs + 1);
         if(totalGoldPairs < ArraySize(goldPairs))
           {
            goldPairs[totalGoldPairs] = symbolName;
            totalGoldPairs++;
           }
         else
           {
            Print("Error: Array resize failed for symbol ", symbolName);
           }
        }
     }

   Print("Found ", totalGoldPairs, " gold pairs in Market Watch");
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
string getSymbolWithLowestAsk()
  {

   if(totalGoldPairs == 0)
      return NULL;

   string lowestSymbol = "";
//double lowestAsk = INT_MAX; // SymbolInfoDouble(lowestSymbol, SYMBOL_ASK);
   double lowestAsk = DBL_MAX;

   for(int i = 0; i < totalGoldPairs; i++)
     {
      double currentAsk = SymbolInfoDouble(goldPairs[i], SYMBOL_ASK);
      if(currentAsk < lowestAsk)
        {
         lowestAsk = currentAsk;
         lowestSymbol = goldPairs[i];
        }
     }

//Print("Lowest Ask Pair: ", lowestSymbol, " Lowest Ask: ", lowestAsk);
   return lowestSymbol;
  }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
string getSymbolWithHighestBid()
  {

   if(totalGoldPairs == 0)
      return NULL;

   string highestSymbol = "";
//double highestBid = INT_MIN; // SymbolInfoDouble(highestSymbol, SYMBOL_BID);
   double highestBid = 0;

   for(int i = 0; i < totalGoldPairs; i++)
     {
      double currentBid = SymbolInfoDouble(goldPairs[i], SYMBOL_BID);
      if(currentBid > highestBid)
        {
         highestBid = currentBid;
         highestSymbol = goldPairs[i];
        }
     }

//Print("Highest Bid Pair: ", highestSymbol, " Highest Bid: ", highestBid);
   return highestSymbol;
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int noOfActiveOrdersOfType(ENUM_POSITION_TYPE type)
  {
   int count = 0;

   for(int i= PositionsTotal()-1; i>=0; i--)
     {
      ulong ticket = PositionGetTicket(i);
      if(PositionSelectByTicket(ticket))
        {
         if(PositionGetInteger(POSITION_MAGIC)    == magicNo
            && (PositionGetInteger(POSITION_TYPE) == type)
            && isGoldPair(PositionGetString(POSITION_SYMBOL)))
           {
            count++;
           }
        }
     }
   return count;
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void checkBasketTakeProfit()
  {
   double netProfit = 0;

   for(int i = PositionsTotal() - 1; i >= 0; i--)
     {
      ulong ticket = PositionGetTicket(i);
      if(PositionSelectByTicket(ticket))
        {
         if(isGoldPair(PositionGetString(POSITION_SYMBOL)) &&
            PositionGetInteger(POSITION_MAGIC) == magicNo)
           {
            netProfit += PositionGetDouble(POSITION_PROFIT)+PositionGetDouble(POSITION_SWAP);
           }
        }
     }

   if(netProfit >= basketTakeProfit)
     {
      Print("Basket TP hit: Closing all trades. Profit = ", netProfit);
      closeAllActiveOrders();
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void closeAllActiveOrders()
  {
   for(int i=PositionsTotal()-1; i >=0 ; i--)
     {
      ulong ticket = PositionGetTicket(i);
      if(PositionSelectByTicket(ticket))
        {
         if(PositionGetInteger(POSITION_MAGIC) == magicNo &&
            isGoldPair(PositionGetString(POSITION_SYMBOL)))
           {
            if(trade.PositionClose(ticket))
              {
               Print("Position closed ", ticket);
              }
            else
              {
               Print("Cannot close order: ",GetLastError());
              }
           }
        }
     }

  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
bool isGoldPair(string symbol)
  {
   for(int i = 0; i < totalGoldPairs; i++)
     {
      //Print("Total Gold pairs: ", totalGoldPairs, " Array: ", goldPairs[i], " Symbol: ", symbol);
      if(goldPairs[i] == symbol)
         return true;
     }
   return false;
  }
//+------------------------------------------------------------------+