/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QML preview debug service.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/

#ifndef QQMLPREVIEWSERVICE_H
#define QQMLPREVIEWSERVICE_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qqmlpreviewhandler.h"
#include "qqmlpreviewfileengine.h"
#include <private/qqmldebugserviceinterfaces_p.h>

QT_BEGIN_NAMESPACE

class QQmlPreviewFileEngineHandler;
class QQmlPreviewHandler;
class QQmlPreviewServiceImpl : public QQmlDebugService
{
    Q_OBJECT

public:
    enum Command {
        File,
        Load,
        Request,
        Error,
        Rerun,
        Directory,
        ClearCache,
        Zoom,
        Fps,
        Language
    };

    static const QString s_key;

    QQmlPreviewServiceImpl(QObject *parent = nullptr);
    virtual ~QQmlPreviewServiceImpl();

    void messageReceived(const QByteArray &message) override;
    void engineAboutToBeAdded(QJSEngine *engine) override;
    void engineAboutToBeRemoved(QJSEngine *engine) override;
    void stateChanged(State state) override;

    void forwardRequest(const QString &file);
    void forwardError(const QString &error);
    void forwardFps(const QQmlPreviewHandler::FpsInfo &frames);

signals:
    void error(const QString &file);
    void file(const QString &file, const QByteArray &contents);
    void directory(const QString &file, const QStringList &entries);
    void load(const QUrl &url);
    void rerun();
    void clearCache();
    void zoom(qreal factor);
#if QT_CONFIG(translation)
    void language(const QUrl &context, const QLocale &locale);
#endif

private:
    QScopedPointer<QQmlPreviewFileEngineHandler> m_fileEngine;
    QScopedPointer<QQmlPreviewFileLoader> m_loader;
    QQmlPreviewHandler m_handler;
    QUrl m_currentUrl;
};

QT_END_NAMESPACE

#endif // QQMLPREVIEWSERVICE_H