// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#ifndef QDBUSMODEL_H
#define QDBUSMODEL_H

#include <QtCore/qabstractitemmodel.h>
#include <QtDBus/QDBusConnection>

struct QDBusItem;

QT_FORWARD_DECLARE_CLASS(QDomDocument);
QT_FORWARD_DECLARE_CLASS(QDomElement);
QT_FORWARD_DECLARE_CLASS(QDBusObjectPath)


class QDBusModel: public QAbstractItemModel
{
    Q_OBJECT

public:
    enum Type { InterfaceItem, PathItem, MethodItem, SignalItem, PropertyItem };

    QDBusModel(const QString &service, const QDBusConnection &connection);
    ~QDBusModel();


    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
    QModelIndex parent(const QModelIndex &child) const override;
    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;

    Type itemType(const QModelIndex &index) const;
    QString dBusPath(const QModelIndex &index) const;
    QString dBusInterface(const QModelIndex &index) const;
    QString dBusMethodName(const QModelIndex &index) const;
    QString dBusTypeSignature(const QModelIndex &index) const;

    void refresh(const QModelIndex &index = QModelIndex());

    QModelIndex findObject(const QDBusObjectPath &objectPath);

Q_SIGNALS:
    void busError(const QString &text);

private:
    QDomDocument introspect(const QString &path);
    void addMethods(QDBusItem *parent, const QDomElement &iface);
    void addPath(QDBusItem *parent);

    QString service;
    QDBusConnection c;
    QDBusItem *root;
};

#endif