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#ifndef QBS_JSON_HELPER_H
#define QBS_JSON_HELPER_H

#include <QtCore/qjsonarray.h>
#include <QtCore/qjsonobject.h>
#include <QtCore/qjsonvalue.h>
#include <QtCore/qprocess.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qvariant.h>

#include <algorithm>
#include <iterator>

namespace qbs {
namespace Internal {

template<typename T> inline T fromJson(const QJsonValue &v);
template<> inline bool fromJson(const QJsonValue &v) { return v.toBool(); }
template<> inline int fromJson(const QJsonValue &v) { return v.toInt(); }
template<> inline QString fromJson(const QJsonValue &v) { return v.toString(); }
template<> inline QStringList fromJson(const QJsonValue &v)
{
    const QJsonArray &jsonList = v.toArray();
    QStringList stringList;
    std::transform(jsonList.begin(), jsonList.end(), std::back_inserter(stringList),
                   [](const QVariant &v) { return v.toString(); });
    return stringList;
}
template<> inline QVariantMap fromJson(const QJsonValue &v) { return v.toObject().toVariantMap(); }
template<> inline QProcessEnvironment fromJson(const QJsonValue &v)
{
    const QJsonObject obj = v.toObject();
    QProcessEnvironment env;
    for (auto it = obj.begin(); it != obj.end(); ++it)
        env.insert(it.key(), it.value().toString());
    return env;
}

template<typename T> inline void setValueFromJson(T &targetValue, const QJsonObject &data,
                                                  const char *jsonProperty)
{
    const QJsonValue v = data.value(QLatin1String(jsonProperty));
    if (!v.isNull())
        targetValue = fromJson<T>(v);
}

} // namespace Internal
} // namespace qbs

#endif // Include guard