/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qbs.
**
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
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****************************************************************************/

#ifndef QBS_SCRIPTTOOLS_H
#define QBS_SCRIPTTOOLS_H

#include <tools/qbs_export.h>

#include <QScriptEngine>
#include <QScriptProgram>
#include <QScriptValue>
#include <QStringList>
#include <QVariantMap>

QT_BEGIN_NAMESPACE

QDataStream &operator<< (QDataStream &s, const QScriptProgram &script);
QDataStream &operator>> (QDataStream &s, QScriptProgram &script);

QT_END_NAMESPACE

namespace qbs {
namespace Internal {

template <typename C>
QScriptValue toScriptValue(QScriptEngine *scriptEngine, const C &container)
{
    QScriptValue v = scriptEngine->newArray(container.count());
    int i = 0;
    foreach (const typename C::value_type &item, container)
        v.setProperty(i++, scriptEngine->toScriptValue(item));
    return v;
}

void setConfigProperty(QVariantMap &cfg, const QStringList &name, const QVariant &value);
QVariant getConfigProperty(const QVariantMap &cfg, const QStringList &name);

template <class T>
void attachPointerTo(QScriptValue &scriptValue, T *ptr)
{
    QVariant v;
    v.setValue<quintptr>(reinterpret_cast<quintptr>(ptr));
    scriptValue.setData(scriptValue.engine()->newVariant(v));
}

template <class T>
T *attachedPointer(const QScriptValue &scriptValue)
{
    const quintptr ptr = scriptValue.data().toVariant().value<quintptr>();
    return reinterpret_cast<T *>(ptr);
}

class TemporaryGlobalObjectSetter
{
public:
    TemporaryGlobalObjectSetter(const QScriptValue &object);
    ~TemporaryGlobalObjectSetter();

private:
    QScriptValue m_oldGlobalObject;
};

} // namespace Internal
} // namespace qbs

#endif // QBS_SCRIPTTOOLS_H
