PDateTime.h

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/*
 * Copyright (C) 2015-2018 Digital Barriers plc. All rights reserved.
 * Contact: http://www.digitalbarriers.com/
 *
 * This file is part of the Papillon SDK.
 *
 * You can't use, modify or distribute any part of this file without
 * the explicit written agreements of Digital Barriers.
 */

#pragma once
#include <PObject.h>
#include <PString.h>

PAPILLON_BEGIN_NAMESPACE

class PDate;
class PTime;

class PAPILLON_API_CORE PDateTime : public PObject
{
public:
    enum EDateTimeZone
    {
        E_LOCALTIME,  
        E_UTC         
    };

    static const PDateTime& Bad() { static const PDateTime BAD; return BAD; }

    PDateTime();

    explicit PDateTime(const PDate& date, const PTime& time, EDateTimeZone timeZone = PDateTime::E_UTC);

    PDateTime(const PDateTime& other);

    explicit PDateTime(const PString& ISOdateTime);

    virtual ~PDateTime();

    PDateTime& operator=(const PDateTime& other);

    PDateTime ToLocalTime() const;

    PDateTime ToUTC() const;

    static PDateTime Current();

    static PDateTime CurrentUTC();

    PDate GetDate() const;

    PTime GetTime() const;

    papillon::int32 GetOffsetFromUTCInSeconds() const;

    bool IsValid() const;

    PDateTime AddMillisecond(papillon::int64 n) const;

    papillon::int64 GetMillisecondsTo(const PDateTime& d) const;

    static PDateTime FromMillisecondsSinceEpoch(papillon::int64 n);

    static PDateTime FromMicrosecondsSinceEpoch(papillon::int64 n);

    papillon::int64 ToMillisecondsSinceEpoch() const;

    papillon::int32 Compare(const PDateTime& other) const;

    bool operator!=(const PDateTime& d) const;

    bool operator<(const PDateTime& d) const;

    bool operator<=(const PDateTime& d) const;

    bool operator==(const PDateTime& d) const;

    bool operator>(const PDateTime& d) const;

    bool operator>=(const PDateTime& d) const;

    PString ToString(const PString& format = PString("yyyy-MM-dd hh:mm:ss,zzzt")) const;

    PString ToStringISO() const;

    PString ToStringISOWithMs() const;

};

PAPILLON_END_NAMESPACE