///////////////////////////////////////////////////////
//
// SaherElm IT Center XSAMPLE MQL5 Expert Advisor
// -------------------------------------------------
// Name: XSAMPLE
// Description: an Exper Advisor which used RSI and MA
// to Analyse Market ...
//
// Maintainer:
// ------------
// Hadi Khazaee Asl (hadi_khazaee_asl@yahoo.com)
//
//////////////////////////////////////////////////////x
//
// Global Properties ...
#property copyright "Copyright 2023, SaherElm IT Center"
#property link "https://saherelm.ir"
#property version "1.00"
#property description "SaherElm XSAMPLE"
#property strict

//
#define ShortName "XSAMPLE"

//
#include "../Libraries/x-saherelm.log.lib.mq5"
#include "../Libraries/x-saherelm.draw.lib.mq5"
#include "../Libraries/x-saherelm.common.lib.mq5"
#include "../Classes/x-saherelm.xtrade.class.mq5"

//
// Inputs ...
long xSampleEAMagicNumber = 78692110; // Magic Number
int xSampleEASlippage = 10;           // Slippgae

//
double xSampleEAVolume = 0.01;

//
// Vars ...
string xSampleEASymbol;
ENUM_TIMEFRAMES xSampleEAPeriod;

//
int maxBuys = 1;
int maxSells = 1;
int buyCount = 0;
int sellCount = 0;

//
double _tp = 0;
double _sl = 0;
double _entry = 0;
ENUM_POSITION_TYPE _type = NULL;

//
MqlTick xSampleEATick;
XSCTrade *xSampleEATrader;

//
// Event Handlers ...
//
// Initialization ...
int OnInit()
{
    //
    if (xSampleEASymbol == NULL || StringLen(xSampleEASymbol) <= 0)
    {
        xSampleEASymbol = _Symbol;
    }

    //
    if (xSampleEAPeriod == NULL)
    {
        xSampleEAPeriod = _Period;
    }

    //
    // Validate Inputs ...
    if (!XSampleEAValidateInputs())
    {
        return INIT_PARAMETERS_INCORRECT;
    }

    //
    logTag = ShortName;
    drawPrefix = ShortName;

    //
    // Initialize XTrader ...
    xSampleEATrader = new XSCTrade(
        xSampleEASlippage,
        xSampleEAMagicNumber);

    //
    // Init Succeed ...
    return INIT_SUCCEEDED;
}

//
// DeInitialization ...
void OnDeinit(const int reason)
{
    //
    // REASON_PROGRAM 0 The EA has stopped working calling the ExpertRemove() function
    // REASON_REMOVE 1 Program removed from a chart
    // REASON_RECOMPILE 2 Program recompiled
    // REASON_CHARTCHANGE 3 A symbol or a chart period is changed
    // REASON_CHARTCLOSE 4 Chart closed
    // REASON_PARAMETERS 5 Inputs changed by a user
    // REASON_ACCOUNT 6 Another account has been activated or reconnection to the trade server has occurred due to changes in the account settings
    // REASON_TEMPLATE 7 Another chart template applied
    // REASON_INITFAILED 8 The OnInit() handler returned a non-zero value
    // REASON_CLOSE 9 Terminal closed

    //
    // De Initialize XSampleEA Providers ...
    delete xSampleEATrader;
}

//
// On Tick Handler ...
void OnTick()
{
    //
    if (!IsNewCandle(
            xSampleEASymbol,
            xSampleEAPeriod))
    {
        return;
    }

    //
    // Reading Tick ...
    if (!SymbolInfoTick(xSampleEASymbol, xSampleEATick))
    {
        return;
    }

    //
    // Counting Currently Open Positions ...
    buyCount = xSampleEATrader.CountPositions(xSampleEASymbol, POSITION_TYPE_BUY);
    sellCount = xSampleEATrader.CountPositions(xSampleEASymbol, POSITION_TYPE_SELL);

    //
    if (buyCount < maxBuys)
    {
        //
        // Check For Buy Signals ...
    }

    //
    if (sellCount < maxSells)
    {
        //
        // Check for Sell Signals ...
    }
}

//
// Custom Functions ...

//
// Validate Variables nd Inputs ...
bool XSampleEAValidateInputs()
{
    //
    bool result = false;

    //
    result =
        //
        xSampleEASlippage > 0 &&
        xSampleEAMagicNumber > 0
        //
        ;

    //
    return result;
}