DateTime.extern.h

//+------------------------------------------------------------------+
//|                                                EA31337 framework |
//|                                 Copyright 2016-2022, EA31337 Ltd |
//|                                       https://github.com/EA31337 |
//+------------------------------------------------------------------+

/*
 * This file is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http:https://www.gnu.org/licenses/>.
 *
 */

// Includes.
#include "DateTime.enum.h"

/**
 * @file
 * Includes external declarations related to date and time.
 */
#ifndef __MQL__
#pragma once
// Forward declarations.
struct MqlDateTime;

/**
 * MQL's "datetime" type.
 */
class datetime {
  time_t dt;

 public:
  datetime();
  datetime(const long& _time);
  datetime(const int& _time);
  bool operator==(const int& _time) const;
  bool operator==(const datetime& _time) const;
  bool operator<(const int& _time) const;
  bool operator>(const int& _time) const;
  bool operator<(const datetime& _time);
  bool operator>(const datetime& _time);
  operator long() const;
};

extern datetime TimeCurrent();
extern datetime TimeCurrent(MqlDateTime& dt_struct);

extern int CopyTime(string symbol_name, ENUM_TIMEFRAMES timeframe, int start_pos, int count,
                    ARRAY_REF(datetime, time_array));

extern int CopyTime(string symbol_name, ENUM_TIMEFRAMES timeframe, datetime start_time, int count,
                    ARRAY_REF(datetime, time_array));

extern int CopyTime(string symbol_name, ENUM_TIMEFRAMES timeframe, datetime start_time, datetime stop_time,
                    ARRAY_REF(datetime, time_array));

extern datetime StructToTime(MqlDateTime& dt_struct);
extern bool TimeToStruct(datetime dt, MqlDateTime& dt_struct);
extern datetime TimeGMT();
extern datetime TimeGMT(MqlDateTime& dt_struct);
extern datetime TimeTradeServer();
extern datetime TimeTradeServer(MqlDateTime& dt_struct);
extern datetime StringToTime(const string& value);
extern string TimeToString(datetime value, int mode = TIME_DATE | TIME_MINUTES);

template <char... T>
extern datetime operator"" _D();

#define DATETIME_LITERAL(STR) _D " ## STR ## "
#endif