/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
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** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
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****************************************************************************/

#pragma once

#include <QMetaType>
#include <QVector>

#include "propertyvaluecontainer.h"

namespace QmlDesigner {

class ValuesChangedCommand
{
    friend QDataStream &operator<<(QDataStream &out, const ValuesChangedCommand &command);
    friend QDataStream &operator>>(QDataStream &in, ValuesChangedCommand &command);
    friend bool operator ==(const ValuesChangedCommand &first, const ValuesChangedCommand &second);

public:
    enum TransactionOption { Start = 1, End = 2, None = 0 };
    ValuesChangedCommand();
    explicit ValuesChangedCommand(const QVector<PropertyValueContainer> &valueChangeVector);

    const QVector<PropertyValueContainer> valueChanges() const;
    quint32 keyNumber() const;

    static void removeSharedMemorys(const QVector<qint32> &keyNumberVector);

    void sort();
    TransactionOption transactionOption = TransactionOption::None;

private:
    QVector<PropertyValueContainer> m_valueChangeVector;
    mutable quint32 m_keyNumber;
};

QDataStream &operator<<(QDataStream &out, const ValuesChangedCommand &command);
QDataStream &operator>>(QDataStream &in, ValuesChangedCommand &command);

bool operator ==(const ValuesChangedCommand &first, const ValuesChangedCommand &second);
QDebug operator <<(QDebug debug, const ValuesChangedCommand &instance);

/* ValuesChangedCommand is used to notify that the values of a specific instatiated
 * QObject changed.
 * The ValuesModifiedCommand is used to notify that a user changed a QML property and
 * that this property should be changed in the data model.
 */

class ValuesModifiedCommand : public ValuesChangedCommand
{
public:
    ValuesModifiedCommand() = default;

    explicit ValuesModifiedCommand(const QVector<PropertyValueContainer> &valueChangeVector)
        : ValuesChangedCommand(valueChangeVector)
    {}
};

} // namespace QmlDesigner


Q_DECLARE_METATYPE(QmlDesigner::ValuesModifiedCommand)
Q_DECLARE_METATYPE(QmlDesigner::ValuesChangedCommand)
