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


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()
  {
//---

  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
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("Buy Failed on ", symbol, " Error: ", 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("Sell Failed on ", symbol, " Error: ", GetLastError());
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void getGoldPairsFromMarketWatch()
  {
   int totalSymbols = SymbolsTotal(true);
   ArrayResize(goldPairs, totalSymbols);

   for(int i = 0; i < totalSymbols; i++)
     {
      string symbolName = SymbolName(i, true);
      if(StringFind(symbolName, "GOLD") != -1 || StringFind(symbolName, "XAU") != -1)
        {
         goldPairs[totalGoldPairs] = symbolName;
         totalGoldPairs++;
        }
     }

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

   if(totalGoldPairs == 0)
      return NULL;

   string lowestSymbol = goldPairs[0];
   double lowestAsk = SymbolInfoDouble(lowestSymbol, SYMBOL_ASK);

   for(int i = 1; i < totalGoldPairs; i++)
     {
      double currentAsk = SymbolInfoDouble(goldPairs[i], SYMBOL_ASK);
      if(currentAsk < lowestAsk)
        {
         lowestAsk = currentAsk;
         lowestSymbol = goldPairs[i];
        }
     }

   return lowestSymbol;
  }

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

   if(totalGoldPairs == 0)
      return NULL;

   string highestSymbol = goldPairs[0];
   double highestBid = SymbolInfoDouble(highestSymbol, SYMBOL_BID);

   for(int i = 1; i < totalGoldPairs; i++)
     {
      double currentBid = SymbolInfoDouble(goldPairs[i], SYMBOL_BID);
      if(currentBid > highestBid)
        {
         highestBid = currentBid;
         highestSymbol = goldPairs[i];
        }
     }

   return highestSymbol;
  }
//+------------------------------------------------------------------+