//+------------------------------------------------------------------+
//|                                                      3.0mql5.mq5 |
//|                                  Copyright 2022, MetaQuotes Ltd. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2022, MetaQuotes Ltd."
#property link      "https://www.mql5.com"
#property version   "1.00"

//+------------------------------------------------------------------+
//| Global variables                                                 |
//+------------------------------------------------------------------+

// Scalping settings
double ScalpThreshold = 0.0;
double StopLoss = 0.0;
double TakeProfit = 0.0;
double Point = 0.0;

// Trade tracking variables
int buyTicket = 0;
int sellTicket = 0;
double openPrice = 0.0;
double dailyProfit = 0.0;
bool dailyProfitThresholdReached = false;

//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
// Reset the daily profit variable
   dailyProfit = 0.0;

// Reset the daily profit threshold reached flag
   dailyProfitThresholdReached = false;

// Return success
   return (INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
// Reset the daily profit variable
   dailyProfit = 0.0;

// Reset the daily profit threshold reached flag
   dailyProfitThresholdReached = false;
  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
int OnTick()
  {
// Check if the daily profit threshold has been reached
   if(dailyProfitThresholdReached)
     {
      // If the daily profit threshold has been reached, close any open trades and return
      if(buyTicket > 0)
        {
         OrderClose(buyTicket, OrderLots(), Bid, 10, Violet);
        }
      if(sellTicket > 0)
        {
         OrderClose(sellTicket, OrderLots(), Ask, 10, Violet);
        }
      return;




      // Set the default leverage for the trade
      int leverage = 100;

      // Check if the spread is less than the scalp threshold and there are no open orders
      if(SymbolInfoDouble(Symbol(), SYMBOL_SPREAD) <
         ScalpThreshold && buyTicket == 0 && sellTicket == 0)
        {
         // Open a buy order
         buyTicket =
            OrderSend(Symbol(), OP_BUY, 1.0, Ask, 10, 0, 0,
                      "scalp-buy", leverage, 0, Green);

         // Set the stop loss and take profit for the buy order
         OrderModify(buyTicket, Ask - StopLoss * Point,
                     Ask + TakeProfit * Point, 0, Blue);

         // Set the open price for the buy order
         openPrice = Ask;
        }


      // Check if there is a buy order open
      if(buyTicket > 0)
        {
         // Check if the order has hit the take profit or the market has moved in favor of the order
         if(OrderProfit() > 0
            || Ask > openPrice + TrailingStop * Point)
           {
            // If either condition is true, close the order and reset the buy ticket variable
            OrderClose(buyTicket, OrderLots(), Bid, 10, Violet);
            buyTicket = 0;

            // Update the daily profit variable
            dailyProfit += OrderProfit();

            // Check if the daily profit has reached or exceeded the threshold
            if(dailyProfit >= 50)
              {
               // If the daily profit has reached or exceeded the threshold, set the daily profit threshold reached flag to true
               // and return
               dailyProfitThresholdReached = true;
               return;
              }
           }
        }

      // Check if the spread is less than the scalp threshold and there are no open orders
      if(SymbolInfoDouble(Symbol(), SYMBOL_SPREAD) <
         ScalpThreshold && buyTicket == 0 && sellTicket == 0)
        {
         // Open a sell order
         sellTicket =
            OrderSend(Symbol(), OP_SELL, 1.0, Bid, 10, 0, 0,
                      "scalp-sell", leverage, 0, Green);

         // Set the stop loss and take profit for the sell order
         OrderModify(sellTicket, Bid + StopLoss * Point,
                     Bid - TakeProfit * Point, 0, Blue);


         // Set the open price for the sell order
         openPrice = Bid;

        }


      // Check if there is a sell order open
      if(sellTicket > 0)
        {
         // Check if the order has hit the take profit or the market has moved in favor of the order
         if(OrderProfit() > 0
            || Bid < openPrice - TrailingStop * Point)
           {
            // If either condition is true, close the order and reset the sell ticket variable
            OrderClose(sellTicket, OrderLots(), Ask, 10, Violet);
            sellTicket = 0;

            // Update the daily profit variable
            dailyProfit += OrderProfit();

            // Check if the daily profit has reached or exceeded the threshold
            if(dailyProfit >= 50)
              {
               // If the daily profit has reached or exceeded the threshold, set the daily profit threshold reached flag to true
               // and return
               dailyProfitThresholdReached = true;
               return;
              }
           }
        }
     }
  }
 

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