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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 {

QBS_EXPORT QString toJSLiteral(const bool b);
QBS_EXPORT QString toJSLiteral(const QString &str);
QBS_EXPORT QString toJSLiteral(const QStringList &strs);
QBS_EXPORT QString toJSLiteral(const QVariant &val);

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);

/**
 * @brief push/pop a scope on a QScriptContext the RAII way.
 */
class ScriptContextScopePusher
{
public:
    ScriptContextScopePusher(QScriptContext *scriptContext, const QScriptValue &value)
        : m_scriptContext(scriptContext)
    {
        m_scriptContext->pushScope(value);
    }

    ~ScriptContextScopePusher()
    {
        m_scriptContext->popScope();
    }

private:
    QScriptContext *m_scriptContext;
};

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);
}

} // namespace Internal
} // namespace qbs

#endif // QBS_SCRIPTTOOLS_H
