I need a developer to ajust a mql5 code for me

I have an MQL5 code that I can't get to compile. I need a developer to identify the errors in the code and fix them so that it can be compiled and ensure that all EA functions work properly.

Parte of the code:"// Required includes

#include <Trade\Trade.mqh>

#include <Trade\PositionInfo.mqh>

#include <Trade\SymbolInfo.mqh>

#include <Trade\OrderInfo.mqh>

#include <Trade\DealInfo.mqh>

// Global objects

CTrade         Trade;

CPositionInfo  Position;

CSymbolInfo    Symbol_Info;

COrderInfo     Order;

CDealInfo      Deal;

// Global Constants

#define ZONE_SUPPORT 1

#define ZONE_RESIST  2

#define ZONE_WEAK      0

#define ZONE_TURNCOAT  1

#define ZONE_UNTESTED  2

#define ZONE_VERIFIED  3

#define ZONE_PROVEN    4

#define UP_POINT 1

#define DN_POINT -1

// Estrutura para armazenar dados das zonas

struct ZoneStructure {

    double            hi;

    double            lo;

    datetime          startTime;

    int              hits;

    int              type;

    int              strength;

    bool             turnCoat;

    void operator=(const ZoneStructure &zone) {

        hi = zone.hi;

        lo = zone.lo;

        startTime = zone.startTime;

        hits = zone.hits;

        type = zone.type;

        strength = zone.strength;

        turnCoat = zone.turnCoat;

    }

};

// Estrutura para armazenar dados Multi-timeframe

struct MultiTimeframeData {

    ZoneStructure    zones[1000];

    int             zoneCount;

    datetime        lastUpdateTime;

};

// Forward declarations of missing functions

int FindNearestZones(double price, ENUM_TIMEFRAMES tf, int index, double &support, double &resistance);

bool IsReversalPattern(double price, double support, double resistance, ENUM_ORDER_TYPE &type);

bool IsMarketOpen();

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

//| Implementation of missing functions                                |

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

int FindNearestZones(double price, ENUM_TIMEFRAMES tf, int index, double &support, double &resistance) {

    if(price <= 0 || index < 0) return 0;

    support = 0;

    resistance = DBL_MAX;

    int result = 0;

    for(int i = 0; i < mtfData[index].zoneCount; i++) {

        if(mtfData[index].zones[i].type == ZONE_SUPPORT && 

           mtfData[index].zones[i].hi < price && 

           mtfData[index].zones[i].hi > support) {

            support = mtfData[index].zones[i].hi;

            result |= 1;

        }

        else if(mtfData[index].zones[i].type == ZONE_RESIST && 

                mtfData[index].zones[i].lo > price && 

                mtfData[index].zones[i].lo < resistance) {

            resistance = mtfData[index].zones[i].lo;

            result |= 2;

        }

    }

    return result;

}