//+------------------------------------------------------------------+
//|                                        robo-parcialInvertida.mq5 |
//|                                  Copyright 2024, MetaQuotes Ltd. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2024, MetaQuotes Ltd."
#property link      "https://www.mql5.com"
#property version   "1.00"

#include <Trade\Trade.mqh>
CTrade trade;
MqlRates rates[];
bool fezParcialInvertida = false;

//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit() {
//--- create timer
    EventSetTimer(60);
    ArraySetAsSeries(rates, true);
    return(INIT_SUCCEEDED);
}
  
  
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)  {
//--- destroy timer
   EventKillTimer();
   
}


//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()  {
    CopyRates(Symbol(), Period(), 0, 3, rates);
    
    if(PositionsTotal()==0 && OrdersTotal()==0) {
        trade.Sell(1000.00, Symbol(), 0, 50, 0, "parcial invertida");    
    }
    
    if(PositionsTotal()==0 && !fezParcialInvertida) {
        fezParcialInvertida = realizaParcialInvertida(rates[0].close);
    }
}


bool realizaParcialInvertida(double preco) {
    for(int i=(PositionsTotal()-1);i>=0;i--) {
        string symbol = PositionGetSymbol(i);
        
        if(Symbol() == symbol) {
            ulong ticket = PositionGetTicket(i);
            double  precoEntrada = PositionGetDouble(POSITION_PRICE_OPEN),
                    p = MathAbs(precoEntrada - preco),
                    p2= NormalizeDouble(((precoEntrada - preco) / _Point), Digits),
                    pontos = NormalizeDouble((MathAbs(precoEntrada - preco) / _Point), Digits);
                    Comment(p + "\n" + pontos + "\n" + p2);
            if(pontos >=40) {
                return trade.PositionClosePartial(ticket, 500, 0);   
            }        
        }
    }
    return false;
}


//+------------------------------------------------------------------+
//| Timer function                                                   |
//+------------------------------------------------------------------+
void OnTimer()  {}


//+------------------------------------------------------------------+
//| Trade function                                                   |
//+------------------------------------------------------------------+
void OnTrade()  {}


//+------------------------------------------------------------------+
//| TradeTransaction function                                        |
//+------------------------------------------------------------------+
void OnTradeTransaction(const MqlTradeTransaction& trans, const MqlTradeRequest& request, const MqlTradeResult& result) {}


//+------------------------------------------------------------------+
//| Tester function                                                  |
//+------------------------------------------------------------------+
double OnTester()  {double ret=0.0; return(ret); }


//+------------------------------------------------------------------+
//| TesterInit function                                              |
//+------------------------------------------------------------------+
void OnTesterInit() {}


//+------------------------------------------------------------------+
//| TesterPass function                                              |
//+------------------------------------------------------------------+
void OnTesterPass() {}


//+------------------------------------------------------------------+
//| TesterDeinit function                                            |
//+------------------------------------------------------------------+
void OnTesterDeinit() {}


//+------------------------------------------------------------------+
//| ChartEvent function                                              |
//+------------------------------------------------------------------+
void OnChartEvent(const int id, const long &lparam, const double &dparam, const string &sparam) {}


//+------------------------------------------------------------------+
//| BookEvent function                                               |
//+------------------------------------------------------------------+
void OnBookEvent(const string &symbol) {}


//+------------------------------------------------------------------+