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#ifndef QNETWORKMANAGERSERVICE_H
#define QNETWORKMANAGERSERVICE_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 <QtDBus/QDBusAbstractInterface>
#include <QtDBus/QDBusPendingCallWatcher>
#include <QtDBus/QDBusObjectPath>

#define NM_DBUS_SERVICE "org.freedesktop.NetworkManager"

#define NM_DBUS_PATH "/org/freedesktop/NetworkManager"
#define NM_DBUS_INTERFACE "org.freedesktop.NetworkManager"

// Matches 'NMDeviceState' from https://developer.gnome.org/NetworkManager/stable/nm-dbus-types.html
enum NMDeviceState {
    NM_DEVICE_STATE_UNKNOWN = 0,
    NM_DEVICE_STATE_UNMANAGED = 10,
    NM_DEVICE_STATE_UNAVAILABLE = 20,
    NM_DEVICE_STATE_DISCONNECTED = 30,
    NM_DEVICE_STATE_PREPARE = 40,
    NM_DEVICE_STATE_CONFIG = 50,
    NM_DEVICE_STATE_NEED_AUTH = 60,
    NM_DEVICE_STATE_IP_CONFIG = 70,
    NM_DEVICE_STATE_ACTIVATED = 100,
    NM_DEVICE_STATE_DEACTIVATING = 110,
    NM_DEVICE_STATE_FAILED = 120
};

QT_BEGIN_NAMESPACE

// This tiny class exists for the purpose of seeing if NetworkManager is available without
// initializing everything the derived/full class needs.
class QNetworkManagerInterfaceBase : public QDBusAbstractInterface
{
    Q_OBJECT
public:
    QNetworkManagerInterfaceBase(QObject *parent = nullptr);
    ~QNetworkManagerInterfaceBase() = default;

    static bool networkManagerAvailable();

private:
    Q_DISABLE_COPY_MOVE(QNetworkManagerInterfaceBase)
};

class QNetworkManagerInterface final : public QNetworkManagerInterfaceBase
{
    Q_OBJECT

public:
    // Matches 'NMState' from https://developer.gnome.org/NetworkManager/stable/nm-dbus-types.html
    enum NMState {
        NM_STATE_UNKNOWN = 0,
        NM_STATE_ASLEEP = 10,
        NM_STATE_DISCONNECTED = 20,
        NM_STATE_DISCONNECTING = 30,
        NM_STATE_CONNECTING = 40,
        NM_STATE_CONNECTED_LOCAL = 50,
        NM_STATE_CONNECTED_SITE = 60,
        NM_STATE_CONNECTED_GLOBAL = 70
    };
    Q_ENUM(NMState);
    // Matches 'NMConnectivityState' from
    // https://developer.gnome.org/NetworkManager/stable/nm-dbus-types.html#NMConnectivityState
    enum NMConnectivityState {
        NM_CONNECTIVITY_UNKNOWN = 0,
        NM_CONNECTIVITY_NONE = 1,
        NM_CONNECTIVITY_PORTAL = 2,
        NM_CONNECTIVITY_LIMITED = 3,
        NM_CONNECTIVITY_FULL = 4,
    };
    Q_ENUM(NMConnectivityState);

    QNetworkManagerInterface(QObject *parent = nullptr);
    ~QNetworkManagerInterface();

    NMState state() const;
    NMConnectivityState connectivityState() const;

Q_SIGNALS:
    void stateChanged(NMState);
    void connectivityChanged(NMConnectivityState);

private Q_SLOTS:
    void setProperties(const QString &interfaceName, const QMap<QString, QVariant> &map,
                       const QStringList &invalidatedProperties);

private:
    Q_DISABLE_COPY_MOVE(QNetworkManagerInterface)

    QVariantMap propertyMap;
};

class PropertiesDBusInterface : public QDBusAbstractInterface
{
public:
    PropertiesDBusInterface(const QString &service, const QString &path, const QString &interface,
                            const QDBusConnection &connection, QObject *parent = 0)
        : QDBusAbstractInterface(service, path, interface.toLatin1().data(), connection, parent)
    {
    }
};

QT_END_NAMESPACE

#endif