/****************************************************************************
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** Copyright (C) 2018 Pelagicore AG
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** This file is part of the QtIvi module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL-QTAS$
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****************************************************************************/

#ifndef QIVISERVICEMANAGER_H
#define QIVISERVICEMANAGER_H

#include <QtCore/QAbstractListModel>
#include <QtIviCore/qtiviglobal.h>

QT_BEGIN_NAMESPACE

class QIviServiceObject;
class QIviServiceManagerPrivate;

class Q_QTIVICORE_EXPORT QIviServiceManager : public QAbstractListModel
{
    Q_OBJECT
public:
    enum Roles {
        NameRole = Qt::DisplayRole,
        ServiceObjectRole = Qt::UserRole,
        InterfacesRole = Qt::UserRole +1
    };

    enum SearchFlag {
        IncludeProductionBackends = 0x01,
        IncludeSimulationBackends = 0x02,
        IncludeAll = IncludeProductionBackends | IncludeSimulationBackends,
    };
    Q_DECLARE_FLAGS(SearchFlags, SearchFlag)
    Q_FLAG(SearchFlags)

    enum BackendType {
        ProductionBackend,
        SimulationBackend
    };
    Q_ENUM(BackendType)

    static QIviServiceManager *instance();

    Q_INVOKABLE QList<QIviServiceObject*> findServiceByInterface(const QString &interface, SearchFlags searchFlags = IncludeAll);
    Q_INVOKABLE bool hasInterface(const QString &interface) const;

    bool registerService(QObject *serviceBackendInterface, const QStringList &interfaces, BackendType backendType = ProductionBackend);
    void unloadAllBackends();

    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role) const override;

    QHash<int, QByteArray> roleNames() const override;

private:
    explicit QIviServiceManager();
    QIviServiceManagerPrivate * const d_ptr;
    Q_DECLARE_PRIVATE(QIviServiceManager)
};

QT_END_NAMESPACE

#endif // QIVISERVICEMANAGER_H