/*

    Copyright (c) 2017, Lukas Holecek <hluk@email.cz>

    This file is part of CopyQ.

    CopyQ is free software: you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by

    the Free Software Foundation, either version 3 of the License, or

    (at your option) any later version.

    CopyQ is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with CopyQ.  If not, see <http://www.gnu.org/licenses/>.

*/

#include "scriptableclass.h"

#include <QScriptContext>

Q_DECLARE_METATYPE(ScriptableClassBase*)

namespace {

QScriptValue construct(QScriptContext *context, QScriptEngine *)

{

    ScriptableClassBase *cls = qscriptvalue_cast<ScriptableClassBase*>(context->callee().data());

    return cls ? cls->createInstance(*context) : QScriptValue();

}

} // namespace

ScriptableClassBase::ScriptableClassBase(QScriptEngine *engine)

    : QObject(engine)

    , QScriptClass(engine)

{

}

QScriptValue ScriptableClassBase::constructor()

{

    return ctor;

}

QScriptValue ScriptableClassBase::prototype() const

{

    return proto;

}

QScriptValue ScriptableClassBase::newInstance(QObject *instance)

{

    instance->setParent(engine());

    QScriptValue data = engine()->newQObject(instance, QScriptEngine::ScriptOwnership);

    return engine()->newObject(this, data);

}

void ScriptableClassBase::init(QObject *prototype)

{

    proto = engine()->newQObject(

                prototype,

                QScriptEngine::QtOwnership,

                QScriptEngine::SkipMethodsInEnumeration);

    QScriptValue global = engine()->globalObject();

    proto.setPrototype(global.property("Object").property("prototype"));

    ctor = engine()->newFunction(construct, proto);

    ctor.setData(engine()->toScriptValue(this));

}

QScriptValue ScriptableClassBase::toScriptValue(QScriptEngine *eng, QObject * const &instance)

{

    return eng->newQObject(instance, QScriptEngine::QtOwnership, QScriptEngine::PreferExistingWrapperObject);

}