//+------------------------------------------------------------------+
//|                       HS-E-002-SOMETHING-LONG-EXPERT-ADVISOR.mq4 |
//|  Copyright (c) 2024, HANDY SYSTEMS with TNK, All rights reserved |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Copyright (c) 2024, HANDY SYSTEMS with TNK, All rights reserved"
#property version   "1.0"

#property strict

// To convert the comment to GogoJungle format, uncomment from here.
//#define _GOGOJUNGLE
// To convert the comment to GogoJungle format, uncomment to here.

#ifdef _GOGOJUNGLE
   const string STR_EA_ID = "XXXXX";
   const string STR_EA_NAME = STR_EA_ID + ":" + WindowExpertName();
#else
   const string STR_EA_NAME = WindowExpertName();
#endif   // _GOGOJUNGLE

const string STR_OP_BUY  = "BUY";
const string STR_OP_SELL = "SELL";

// comment string
const string STR_COMMENT_BUY = STR_EA_NAME + " " + STR_OP_BUY;
const string STR_COMMENT_SELL = STR_EA_NAME + " " + STR_OP_SELL;

// maximum character limit of MQL4
const int COMMENT_LENGTH = MathMax(StringLen(STR_COMMENT_BUY), StringLen(STR_COMMENT_SELL));
const int MAX_COMMENT_LENGTH = 31;

//+------------------------------------------------------------------+
//| Generic validation function                                      |
//+------------------------------------------------------------------+
bool Validate(bool condition, string message)
{
   if (!(condition))
   {
      Print("Validation failed: ", message);
      return false;
   }
   
   return true;
}

//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
{
   // Validate if the comment length exceeds the maximum character length
   if (!Validate(COMMENT_LENGTH <= MAX_COMMENT_LENGTH, "The comment exceeds the maximum character length"))
   {
      return(INIT_PARAMETERS_INCORRECT);
   }
   
   return(INIT_SUCCEEDED);
}

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

//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
{
   // Do nothing
}