QxSerializeQJson_std_pair.h

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/****************************************************************************
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** https://www.qxorm.com/
** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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** This file is part of the QxOrm library
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#ifndef _QX_NO_JSON
#ifndef _QX_SERIALIZE_QJSON_STD_PAIR_H_
#define _QX_SERIALIZE_QJSON_STD_PAIR_H_

#ifdef _MSC_VER
#pragma once
#endif

#include <QtCore/qjsonvalue.h>
#include <QtCore/qjsonobject.h>
#include <QtCore/qjsonarray.h>

#include <QxConvert/QxConvert.h>
#include <QxConvert/QxConvert_Impl.h>

namespace qx {
namespace cvt {
namespace detail {

template <typename T1, typename T2>
struct QxConvert_ToJson< std::pair<T1, T2> >
{
   static inline QJsonValue toJson(const std::pair<T1, T2> & t, const QString & format)
   {
      QJsonArray arr;
      arr.append(qx::cvt::to_json(t.first, format));
      arr.append(qx::cvt::to_json(t.second, format));
      return QJsonValue(arr);
   }
};

template <typename T1, typename T2>
struct QxConvert_FromJson< std::pair<T1, T2> >
{
   static inline qx_bool fromJson(const QJsonValue & j, std::pair<T1, T2> & t, const QString & format)
   {
      t = std::pair<T1, T2>();
      if (! j.isArray()) { return qx_bool(true); }
      QJsonArray arr = j.toArray();
      if (arr.count() != 2) { return qx_bool(true); }
      T1 tmp1; qx::cvt::from_json(arr.at(0), tmp1, format);
      T2 tmp2; qx::cvt::from_json(arr.at(1), tmp2, format);
      t = std::make_pair(tmp1, tmp2);
      return qx_bool(true);
   }
};

} // namespace detail
} // namespace cvt
} // namespace qx

#endif // _QX_SERIALIZE_QJSON_STD_PAIR_H_
#endif // _QX_NO_JSON