LCD.mq5

//+------------------------------------------------------------------+
//|                                                         LCD.mq5 |
//|                                    Copyright 2021, mzielinski.pl |
//|                                        https://www.mzielinski.pl |
//+------------------------------------------------------------------+
#property copyright "Copyright 2021, mzielinski.pl"
#property link      "https://www.mzielinski.pl"
#property version   "1.00"

enum ENUM_LCD {
   LCD2004,LCD1602
};

input    int rsiPeriod = 10;
input    int rsiMinimumValue  = 50;
input    int emaPeriod = 10;
input    string espIP = "192.168.1.48";
input    ENUM_LCD lcdType=0;
input    int refreshInMiliseconds = 2000;

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

  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
   string comment = "";
   //RSI
   double rsiArray[];
   int rsi = iRSI(_Symbol,_Period,rsiPeriod,PRICE_CLOSE);
   ArraySetAsSeries(rsiArray,true);
   CopyBuffer(rsi,0,0,3,rsiArray);
   int rsiValue = rsiArray[0];
   string rsiCondition = CheckBelowOrAbove(rsiMinimumValue,rsiValue);
   comment = "RSI: "+rsiValue+" "+rsiCondition;
   
   //
   double ask = NormalizeDouble(SymbolInfoDouble(_Symbol,SYMBOL_ASK),Digits());
   
   //EMA
   double emaArray[];
   double ema =iMA(_Symbol,_Period,emaPeriod,0,MODE_EMA,PRICE_CLOSE);
   ArraySetAsSeries(emaArray,true);
   CopyBuffer(ema,0,0,3,emaArray);
   double emaValue = NormalizeDouble(emaArray[0],Digits());
   string emaCondition = CheckBelowOrAbove(ask,emaValue);
   comment = comment + "\nEMA: "+emaValue+ " "+emaCondition;
   
   Display(rsiValue,rsiCondition,emaCondition);
   
   Comment(comment);
  }

string CheckBelowOrAbove(double value, double indicator) {
   string result = "";
   if(value<=indicator) {
      result= "buy";
   } else {
      result="sell";
   }
   return result;
}

string TotalProfit() {
   double profit = 0;
   int i = PositionsTotal();
   while(i-->0) {
      ulong position_ticket = PositionGetTicket(i);
      PositionSelectByTicket(position_ticket);
      profit = profit + PositionGetDouble(POSITION_PROFIT);
   }
   profit = NormalizeDouble(profit,2);
   return DoubleToString(profit,2);
}


string HistoryTotalProfit() {
   double profit = 0;
   
   HistorySelect(TimeCurrent() - (TimeCurrent()%86400),TimeCurrent());
   int i = HistoryDealsTotal();
   while(i-->0) {
      ulong ticket=HistoryDealGetTicket(i);
      profit = profit + (HistoryDealGetDouble(ticket,DEAL_PROFIT)+HistoryDealGetDouble(ticket,DEAL_SWAP));
   }
   profit = NormalizeDouble(profit,2);
   return DoubleToString(profit,2);
}


void Display(int rsi, string rsiCondition, string emaCondition) {
   Request(0,"RSI "+rsi+" "+rsiCondition);
   Request(1,"EMA "+emaCondition);
   if(lcdType==1) {
      Sleep(refreshInMiliseconds);
      Request(0,"Positions "+PositionsTotal());
      Request(1,"Profit "+TotalProfit());
   } else {
      Request(2,"Today Profit "+HistoryTotalProfit());
      Request(3,"Profit "+TotalProfit());
   }
   Sleep(refreshInMiliseconds);
}

void Request(int line, string text) {
   string url = "http://"+espIP+"/line/"+line+"/text/"+text;
   char post[], result[];
   string cookie=NULL,headers;
   ResetLastError();
   int res = WebRequest("GET",url,NULL,NULL,500,post,0,result,headers);
   if(res==-1) {
      MessageBox("Add the address '"+url+"' to the list of allowed URLs","Error",MB_ICONINFORMATION);
   } else {
      if(res==200) {
         Print("ok");   
      } else {
         PrintFormat("Error code: %d",url,res);
      }
   }
}