/*
    SPDX-FileCopyrightText: 2012-2013 Jan Grulich <jgrulich@redhat.com>
    SPDX-FileCopyrightText: 2013 Daniel Nicoletti <dantti12@gmail.com>
    SPDX-FileCopyrightText: 2023 Volker Krause <vkrause@kde.org>

    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/

#include "connectionsettings.h"
#include "connectionsettings_p.h"

#include "adslsetting.h"
#include "bluetoothsetting.h"
#include "bondsetting.h"
#include "bridgeportsetting.h"
#include "bridgesetting.h"
#include "cdmasetting.h"
#include "gsmsetting.h"
#include "infinibandsetting.h"
#include "iptunnelsetting.h"
#include "ipv4setting.h"
#include "ipv6setting.h"
#include "olpcmeshsetting.h"
#include "pppoesetting.h"
#include "pppsetting.h"
#include "security8021xsetting.h"
#include "serialsetting.h"
#include "tunsetting.h"
#include "vlansetting.h"
#include "vpnsetting.h"
#include "wimaxsetting.h"
#include "wiredsetting.h"
#include "wireguardsetting.h"
#include "wirelesssecuritysetting.h"
#include "wirelesssetting.h"

#undef signals

#if !NM_CHECK_VERSION(1, 6, 0)
#define NM_SETTING_CONNECTION_AUTOCONNECT_RETRIES "autoconnect-retries"
#endif

#if !NM_CHECK_VERSION(1, 12, 0)
#define NM_SETTING_CONNECTION_MDNS "mdns"
#endif

#if !NM_CHECK_VERSION(1, 16, 0)
#define NM_SETTING_WIREGUARD_SETTING_NAME "wireguard"
#endif

#if !NM_CHECK_VERSION(1, 42, 0)
#define NM_SETTING_LOOPBACK_SETTING_NAME "loopback"
#endif

#include "genericsetting.h"
#include "teamsetting.h"

#include <QUuid>

namespace NetworkManager
{
extern bool checkVersion(const int x, const int y, const int z);
}

NetworkManager::ConnectionSettingsPrivate::ConnectionSettingsPrivate(ConnectionSettings *q)
    : name(NM_SETTING_CONNECTION_SETTING_NAME)
    , uuid(QUuid().toString())
    , type(ConnectionSettings::Wired)
    , autoconnect(true)
    , readOnly(false)
    , gatewayPingTimeout(0)
    , autoconnectPriority(0)
    , autoconnectRetries(-1)
    , autoconnectSlaves(ConnectionSettings::SlavesDefault)
    , lldp(ConnectionSettings::LldpDefault)
    , metered(ConnectionSettings::MeteredUnknown)
    , mdns(ConnectionSettings::MdnsDefault)
    , q_ptr(q)
{
}

void NetworkManager::ConnectionSettingsPrivate::addSetting(const NetworkManager::Setting::Ptr &setting)
{
    settings.push_back(setting);
}

void NetworkManager::ConnectionSettingsPrivate::clearSettings()
{
    settings.clear();
}

void NetworkManager::ConnectionSettingsPrivate::initSettings(NMBluetoothCapabilities bt_cap)
{
    clearSettings();

    switch (type) {
    case ConnectionSettings::Adsl:
        addSetting(Setting::Ptr(new AdslSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::Bond:
        addSetting(Setting::Ptr(new BondSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::Bluetooth:
        addSetting(Setting::Ptr(new BluetoothSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        // addSetting(Setting::Ptr(new Ipv6Setting()));
        if (bt_cap == NM_BT_CAPABILITY_DUN) {
            addSetting(Setting::Ptr(new GsmSetting()));
            addSetting(Setting::Ptr(new PppSetting()));
            addSetting(Setting::Ptr(new SerialSetting()));
        }
        break;
    case ConnectionSettings::Bridge:
        addSetting(Setting::Ptr(new BridgeSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::Cdma:
        addSetting(Setting::Ptr(new CdmaSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        if (NetworkManager::checkVersion(1, 0, 0)) {
            addSetting(Setting::Ptr(new Ipv6Setting()));
        }
        addSetting(Setting::Ptr(new PppSetting()));
        break;
    case ConnectionSettings::Gsm:
        addSetting(Setting::Ptr(new GsmSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        if (NetworkManager::checkVersion(1, 0, 0)) {
            addSetting(Setting::Ptr(new Ipv6Setting()));
        }
        addSetting(Setting::Ptr(new PppSetting()));
        break;
    case ConnectionSettings::Infiniband:
        addSetting(Setting::Ptr(new InfinibandSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::OLPCMesh:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        addSetting(Setting::Ptr(new OlpcMeshSetting()));
        break;
    case ConnectionSettings::Pppoe:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        // addSetting(new Ipv6Setting()));
        addSetting(Setting::Ptr(new PppSetting()));
        addSetting(Setting::Ptr(new PppoeSetting()));
        addSetting(Setting::Ptr(new WiredSetting()));
        break;
    case ConnectionSettings::Vlan:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        addSetting(Setting::Ptr(new VlanSetting()));
        break;
    case ConnectionSettings::Vpn:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        addSetting(Setting::Ptr(new VpnSetting()));
        break;
    case ConnectionSettings::Wimax:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        addSetting(Setting::Ptr(new WimaxSetting()));
        break;
    case ConnectionSettings::Wired:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        addSetting(Setting::Ptr(new Security8021xSetting()));
        addSetting(Setting::Ptr(new WiredSetting()));
        break;
    case ConnectionSettings::Wireless:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        addSetting(Setting::Ptr(new Security8021xSetting()));
        addSetting(Setting::Ptr(new WirelessSetting()));
        addSetting(Setting::Ptr(new WirelessSecuritySetting()));
        break;
    case ConnectionSettings::Team:
        addSetting(Setting::Ptr(new TeamSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::Generic:
        addSetting(Setting::Ptr(new GenericSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::Tun:
        addSetting(Setting::Ptr(new TunSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::IpTunnel:
        addSetting(Setting::Ptr(new IpTunnelSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::WireGuard:
        addSetting(Setting::Ptr(new WireGuardSetting()));
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
        break;
    case ConnectionSettings::Loopback:
        addSetting(Setting::Ptr(new Ipv4Setting()));
        addSetting(Setting::Ptr(new Ipv6Setting()));
    case ConnectionSettings::Unknown:
    default:
        break;
    }
}

void NetworkManager::ConnectionSettingsPrivate::initSettings(const NetworkManager::ConnectionSettings::Ptr &connectionSettings)
{
    Q_Q(ConnectionSettings);

    clearSettings();

    switch (type) {
    case ConnectionSettings::Adsl:
        addSetting(connectionSettings->setting(Setting::Adsl));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Bond:
        addSetting(connectionSettings->setting(Setting::Bond));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Bluetooth:
        addSetting(connectionSettings->setting(Setting::Bluetooth));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        if (NetworkManager::checkVersion(1, 0, 0)) {
            addSetting(connectionSettings->setting(Setting::Ipv6));
        }
        if (q->setting(Setting::Gsm) && q->setting(Setting::Ppp) && q->setting(Setting::Serial)) {
            addSetting(connectionSettings->setting(Setting::Gsm));
            addSetting(connectionSettings->setting(Setting::Ppp));
            addSetting(connectionSettings->setting(Setting::Serial));
        }
        break;
    case ConnectionSettings::Bridge:
        addSetting(connectionSettings->setting(Setting::Bridge));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Cdma:
        addSetting(connectionSettings->setting(Setting::Cdma));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        if (NetworkManager::checkVersion(1, 0, 0)) {
            addSetting(connectionSettings->setting(Setting::Ipv6));
        }
        addSetting(connectionSettings->setting(Setting::Ppp));
        break;
    case ConnectionSettings::Gsm:
        addSetting(connectionSettings->setting(Setting::Gsm));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        if (NetworkManager::checkVersion(1, 0, 0)) {
            addSetting(connectionSettings->setting(Setting::Ipv6));
        }
        addSetting(connectionSettings->setting(Setting::Ppp));
        break;
    case ConnectionSettings::Infiniband:
        addSetting(connectionSettings->setting(Setting::Infiniband));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::OLPCMesh:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::OlpcMesh));
        break;
    case ConnectionSettings::Pppoe:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        // addSetting(Ipv6Setting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::Ppp));
        addSetting(connectionSettings->setting(Setting::Pppoe));
        addSetting(connectionSettings->setting(Setting::Wired));
        break;
    case ConnectionSettings::Vlan:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::Vlan));
        break;
    case ConnectionSettings::Vpn:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::Vpn));
        break;
    case ConnectionSettings::Wimax:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::Wimax));
        break;
    case ConnectionSettings::Wired:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::Security8021x));
        addSetting(connectionSettings->setting(Setting::Wired));
        break;
    case ConnectionSettings::Wireless:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        addSetting(connectionSettings->setting(Setting::Security8021x));
        addSetting(connectionSettings->setting(Setting::Wireless));
        addSetting(connectionSettings->setting(Setting::WirelessSecurity));
        break;
    case ConnectionSettings::Team:
        addSetting(connectionSettings->setting(Setting::Team));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Generic:
        addSetting(connectionSettings->setting(Setting::Generic));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Tun:
        addSetting(connectionSettings->setting(Setting::Tun));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::IpTunnel:
        addSetting(connectionSettings->setting(Setting::IpTunnel));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::WireGuard:
        addSetting(connectionSettings->setting(Setting::WireGuard));
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Loopback:
        addSetting(connectionSettings->setting(Setting::Ipv4));
        addSetting(connectionSettings->setting(Setting::Ipv6));
        break;
    case ConnectionSettings::Unknown:
    default:
        break;
    }
}

NetworkManager::ConnectionSettings::ConnectionType NetworkManager::ConnectionSettings::typeFromString(const QString &typeString)
{
    ConnectionSettings::ConnectionType type = Wired;

    if (typeString == QLatin1String(NM_SETTING_ADSL_SETTING_NAME)) {
        type = Adsl;
    } else if (typeString == QLatin1String(NM_SETTING_BLUETOOTH_SETTING_NAME)) {
        type = Bluetooth;
    } else if (typeString == QLatin1String(NM_SETTING_BOND_SETTING_NAME)) {
        type = Bond;
    } else if (typeString == QLatin1String(NM_SETTING_BRIDGE_SETTING_NAME)) {
        type = Bridge;
    } else if (typeString == QLatin1String(NM_SETTING_CDMA_SETTING_NAME)) {
        type = Cdma;
    } else if (typeString == QLatin1String(NM_SETTING_GSM_SETTING_NAME)) {
        type = Gsm;
    } else if (typeString == QLatin1String(NM_SETTING_INFINIBAND_SETTING_NAME)) {
        type = Infiniband;
    } else if (typeString == QLatin1String(NM_SETTING_OLPC_MESH_SETTING_NAME)) {
        type = OLPCMesh;
    } else if (typeString == QLatin1String(NM_SETTING_PPPOE_SETTING_NAME)) {
        type = Pppoe;
    } else if (typeString == QLatin1String(NM_SETTING_VLAN_SETTING_NAME)) {
        type = Vlan;
    } else if (typeString == QLatin1String(NM_SETTING_VPN_SETTING_NAME)) {
        type = Vpn;
    } else if (typeString == QLatin1String(NM_SETTING_WIMAX_SETTING_NAME)) {
        type = Wimax;
    } else if (typeString == QLatin1String(NM_SETTING_WIRED_SETTING_NAME)) {
        type = Wired;
    } else if (typeString == QLatin1String(NM_SETTING_WIRELESS_SETTING_NAME)) {
        type = Wireless;
    } else if (typeString == QLatin1String(NM_SETTING_TEAM_SETTING_NAME)) {
        type = Team;
    } else if (typeString == QLatin1String(NM_SETTING_GENERIC_SETTING_NAME)) {
        type = Generic;
    } else if (typeString == QLatin1String(NM_SETTING_TUN_SETTING_NAME)) {
        type = Tun;
    } else if (typeString == QLatin1String(NM_SETTING_IP_TUNNEL_SETTING_NAME)) {
        type = IpTunnel;
    } else if (typeString == QLatin1String(NM_SETTING_WIREGUARD_SETTING_NAME)) {
        type = WireGuard;
    } else if (typeString == QLatin1String(NM_SETTING_LOOPBACK_SETTING_NAME)) {
        type = Loopback;
    }

    return type;
}

QString NetworkManager::ConnectionSettings::typeAsString(NetworkManager::ConnectionSettings::ConnectionType type)
{
    QString typeString;

    switch (type) {
    case Adsl:
        typeString = QLatin1String(NM_SETTING_ADSL_SETTING_NAME);
        break;
    case Bond:
        typeString = QLatin1String(NM_SETTING_BOND_SETTING_NAME);
        break;
    case Bluetooth:
        typeString = QLatin1String(NM_SETTING_BLUETOOTH_SETTING_NAME);
        break;
    case Bridge:
        typeString = QLatin1String(NM_SETTING_BRIDGE_SETTING_NAME);
        break;
    case Cdma:
        typeString = QLatin1String(NM_SETTING_CDMA_SETTING_NAME);
        break;
    case Gsm:
        typeString = QLatin1String(NM_SETTING_GSM_SETTING_NAME);
        break;
    case Infiniband:
        typeString = QLatin1String(NM_SETTING_INFINIBAND_SETTING_NAME);
        break;
    case OLPCMesh:
        typeString = QLatin1String(NM_SETTING_OLPC_MESH_SETTING_NAME);
        break;
    case Pppoe:
        typeString = QLatin1String(NM_SETTING_PPPOE_SETTING_NAME);
        break;
    case Vlan:
        typeString = QLatin1String(NM_SETTING_VLAN_SETTING_NAME);
        break;
    case Vpn:
        typeString = QLatin1String(NM_SETTING_VPN_SETTING_NAME);
        break;
    case Wimax:
        typeString = QLatin1String(NM_SETTING_WIMAX_SETTING_NAME);
        break;
    case Wired:
        typeString = QLatin1String(NM_SETTING_WIRED_SETTING_NAME);
        break;
    case Wireless:
        typeString = QLatin1String(NM_SETTING_WIRELESS_SETTING_NAME);
        break;
    case Team:
        typeString = QLatin1String(NM_SETTING_TEAM_SETTING_NAME);
        break;
    case Generic:
        typeString = QLatin1String(NM_SETTING_GENERIC_SETTING_NAME);
        break;
    case Tun:
        typeString = QLatin1String(NM_SETTING_TUN_SETTING_NAME);
        break;
    case IpTunnel:
        typeString = QLatin1String(NM_SETTING_IP_TUNNEL_SETTING_NAME);
        break;
    case WireGuard:
        typeString = QLatin1String(NM_SETTING_WIREGUARD_SETTING_NAME);
        break;
    case Loopback:
        typeString = QLatin1String(NM_SETTING_LOOPBACK_SETTING_NAME);
        break;
    default:
        break;
    };

    return typeString;
}

QString NetworkManager::ConnectionSettings::createNewUuid()
{
    return QUuid::createUuid().toString().mid(1, QUuid::createUuid().toString().length() - 2);
}

NetworkManager::ConnectionSettings::ConnectionSettings()
    : d_ptr(new ConnectionSettingsPrivate(this))
{
}

NetworkManager::ConnectionSettings::ConnectionSettings(NetworkManager::ConnectionSettings::ConnectionType type, NMBluetoothCapabilities bt_cap)
    : d_ptr(new ConnectionSettingsPrivate(this))
{
    setConnectionType(type, bt_cap);
}

NetworkManager::ConnectionSettings::ConnectionSettings(const NetworkManager::ConnectionSettings::Ptr &other)
    : d_ptr(new ConnectionSettingsPrivate(this))
{
    Q_D(ConnectionSettings);

    setId(other->id());
    setUuid(other->uuid());
    setInterfaceName(other->interfaceName());
    setConnectionType(other->connectionType());
    setPermissions(other->permissions());
    setAutoconnect(other->autoconnect());
    setAutoconnectPriority(other->autoconnectPriority());
    setTimestamp(other->timestamp());
    setReadOnly(other->readOnly());
    setZone(other->zone());
    setMaster(other->master());
    setSlaveType(other->slaveType());
    setGatewayPingTimeout(other->gatewayPingTimeout());
    setAutoconnectRetries(other->autoconnectRetries());
    setAutoconnectSlaves(other->autoconnectSlaves());
    setLldp(other->lldp());
    setMetered(other->metered());
    setMdns(other->mdns());
    setStableId(other->stableId());

    d->initSettings(other);
}

NetworkManager::ConnectionSettings::ConnectionSettings(const NMVariantMapMap &map)
    : d_ptr(new ConnectionSettingsPrivate(this))
{
    fromMap(map);
}

NetworkManager::ConnectionSettings::~ConnectionSettings()
{
    d_ptr->clearSettings();

    delete d_ptr;
}

void NetworkManager::ConnectionSettings::fromMap(const NMVariantMapMap &map)
{
    QVariantMap connectionSettings = map.value(QLatin1String(NM_SETTING_CONNECTION_SETTING_NAME));

    setId(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_ID)).toString());
    setUuid(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_UUID)).toString());
    setConnectionType(typeFromString(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_TYPE)).toString()));

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_INTERFACE_NAME))) {
        setInterfaceName(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_INTERFACE_NAME)).toString());
    }
    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_PERMISSIONS))) {
        const QStringList permissions = connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_PERMISSIONS)).toStringList();
        for (const QString &permission : permissions) {
            const QStringList split = permission.split(QLatin1Char(':'), Qt::KeepEmptyParts);
            addToPermissions(split.at(1), split.at(2));
        }
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT))) {
        setAutoconnect(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT)).toBool());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_PRIORITY))) {
        setAutoconnectPriority(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_PRIORITY)).toInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_TIMESTAMP))) {
        const int timestamp = connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_TIMESTAMP)).toInt();
        setTimestamp(QDateTime::fromSecsSinceEpoch(timestamp));
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_READ_ONLY))) {
        setReadOnly(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_READ_ONLY)).toBool());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_ZONE))) {
        setZone(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_ZONE)).toString());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_MASTER))) {
        setMaster(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_MASTER)).toString());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_SLAVE_TYPE))) {
        setSlaveType(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_SLAVE_TYPE)).toString());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_SECONDARIES))) {
        setSecondaries(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_SECONDARIES)).toStringList());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_GATEWAY_PING_TIMEOUT))) {
        setGatewayPingTimeout(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_GATEWAY_PING_TIMEOUT)).toUInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_RETRIES))) {
        setAutoconnectRetries(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_RETRIES)).toInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_SLAVES))) {
        setAutoconnectSlaves(
            (NetworkManager::ConnectionSettings::AutoconnectSlaves)connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_SLAVES)).toInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_LLDP))) {
        setLldp((NetworkManager::ConnectionSettings::Lldp)connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_LLDP)).toInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_METERED))) {
        setMetered((NetworkManager::ConnectionSettings::Metered)connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_METERED)).toInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_MDNS))) {
        setMdns((NetworkManager::ConnectionSettings::Mdns)connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_MDNS)).toInt());
    }

    if (connectionSettings.contains(QLatin1String(NM_SETTING_CONNECTION_STABLE_ID))) {
        setStableId(connectionSettings.value(QLatin1String(NM_SETTING_CONNECTION_STABLE_ID)).toString());
    }

    const auto settingsList = settings();
    for (const Setting::Ptr &setting : settingsList) {
        if (map.contains(setting->name())) {
            setting->fromMap(map.value(setting->name()));
            setting->setInitialized(true);
        } else {
            setting->setInitialized(false);
        }
    }
}

static struct {
    const char *name;
    NetworkManager::Security8021xSetting::EapMethod method;
} constexpr const eap_methods[] = {
    {"PEAP", NetworkManager::Security8021xSetting::EapMethodPeap},
    {"PWD", NetworkManager::Security8021xSetting::EapMethodPwd},
    {"TLS", NetworkManager::Security8021xSetting::EapMethodTls},
    {"TTLS", NetworkManager::Security8021xSetting::EapMethodTtls},
};

static struct {
    const char *name;
    NetworkManager::Security8021xSetting::AuthMethod method;
} constexpr const auth_methods[] = {
    {"GTC", NetworkManager::Security8021xSetting::AuthMethodGtc},
    {"MSCHAP", NetworkManager::Security8021xSetting::AuthMethodMschap},
    {"MSCHAPV2", NetworkManager::Security8021xSetting::AuthMethodMschapv2},
    {"PAP", NetworkManager::Security8021xSetting::AuthMethodPap},
};

void NetworkManager::ConnectionSettings::fromMeCard(const QVariantMap &map)
{
    const auto ssid = map.value(QLatin1String("S")).toString();
    setId(ssid);

    auto wifiSetting = setting(Setting::Wireless).dynamicCast<WirelessSetting>();
    wifiSetting->setInitialized(true);
    wifiSetting->setSsid(ssid.toUtf8());

    auto wifiSecurity = setting(Setting::WirelessSecurity).dynamicCast<WirelessSecuritySetting>();
    const auto securityType = map.value(QLatin1String("T")).toString();

    if (!securityType.isEmpty() && securityType != QLatin1String("nopass")) {
        wifiSecurity->setInitialized(true);
    }

    if (securityType == QLatin1String("WPA") || securityType == QLatin1String("WEP")) {
        wifiSecurity->setKeyMgmt(NetworkManager::WirelessSecuritySetting::WpaPsk);
        wifiSecurity->setPsk(map.value(QLatin1String("P")).toString());
        wifiSecurity->setPskFlags(NetworkManager::Setting::AgentOwned);
    } else if (securityType == QLatin1String("SAE")) {
        wifiSecurity->setKeyMgmt(NetworkManager::WirelessSecuritySetting::SAE);
        wifiSecurity->setPsk(map.value(QLatin1String("P")).toString());
        wifiSecurity->setPskFlags(NetworkManager::Setting::AgentOwned);
    } else if (securityType == QLatin1String("WPA2-EAP")) {
        wifiSecurity->setKeyMgmt(NetworkManager::WirelessSecuritySetting::WpaEap);
        auto sec8021x = setting(Setting::Security8021x).dynamicCast<Security8021xSetting>();
        sec8021x->setAnonymousIdentity(map.value(QLatin1String("A")).toString());
        sec8021x->setIdentity(map.value(QLatin1String("I")).toString());
        sec8021x->setPassword(map.value(QLatin1String("P")).toString());

        const auto eapMethod = map.value(QLatin1String("E")).toString();
        for (const auto &method : eap_methods) {
            if (eapMethod == QLatin1String(method.name)) {
                sec8021x->setEapMethods({method.method});
                break;
            }
        }
        const auto phase2AuthMethod = map.value(QLatin1String("PH2")).toString();
        for (const auto &method : auth_methods) {
            if (phase2AuthMethod == QLatin1String(method.name)) {
                sec8021x->setPhase2AuthMethod(method.method);
                break;
            }
        }
    }
}

NMVariantMapMap NetworkManager::ConnectionSettings::toMap() const
{
    NMVariantMapMap result;
    QVariantMap connectionSetting;

    if (!id().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_ID), id());
    }

    if (!uuid().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_UUID), uuid());
    }

    if (connectionType()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_TYPE), typeAsString(connectionType()));
    }

    if (!interfaceName().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_INTERFACE_NAME), interfaceName());
    }

    if (!permissions().isEmpty()) {
        QStringList perm;
        QHash<QString, QString> perms = permissions();
        QHash<QString, QString>::const_iterator it = perms.constBegin();
        while (it != perms.constEnd()) {
            const QString tmp = "user:" + it.key() + ':' + it.value();
            perm << tmp;
            ++it;
        }

        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_PERMISSIONS), perm);
    }

    if (!autoconnect()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT), autoconnect());
    }

    if (autoconnectPriority()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_PRIORITY), autoconnectPriority());
    }

    if (timestamp().isValid()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_TIMESTAMP), timestamp().toSecsSinceEpoch());
    }

    if (readOnly()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_READ_ONLY), readOnly());
    }

    if (!zone().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_ZONE), zone());
    }

    if (!master().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_MASTER), master());
    }

    if (!slaveType().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_SLAVE_TYPE), slaveType());
    }

    if (!secondaries().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_SECONDARIES), secondaries());
    }

    if (gatewayPingTimeout()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_GATEWAY_PING_TIMEOUT), gatewayPingTimeout());
    }

    if (autoconnectRetries() >= 0) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_RETRIES), autoconnectRetries());
    }

    connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_AUTOCONNECT_SLAVES), autoconnectSlaves());
    connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_LLDP), lldp());
    connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_METERED), metered());

    if (mdns() != MdnsDefault) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_MDNS), mdns());
    }

    if (!stableId().isEmpty()) {
        connectionSetting.insert(QLatin1String(NM_SETTING_CONNECTION_STABLE_ID), stableId());
    }

    result.insert(QLatin1String(NM_SETTING_CONNECTION_SETTING_NAME), connectionSetting);

    const auto settingsList = settings();
    for (const Setting::Ptr &setting : settingsList) {
        QVariantMap map = setting->toMap();
        if (!setting->isNull()) {
            result.insert(setting->name(), map);
        }
    }
    return result;
}

QString NetworkManager::ConnectionSettings::name() const
{
    Q_D(const ConnectionSettings);

    return d->name;
}

void NetworkManager::ConnectionSettings::setId(const QString &id)
{
    Q_D(ConnectionSettings);

    d->id = id;
}

QString NetworkManager::ConnectionSettings::id() const
{
    Q_D(const ConnectionSettings);

    return d->id;
}

void NetworkManager::ConnectionSettings::setUuid(const QString &uuid)
{
    Q_D(ConnectionSettings);

    d->uuid = uuid;
}

QString NetworkManager::ConnectionSettings::uuid() const
{
    Q_D(const ConnectionSettings);

    return d->uuid;
}

void NetworkManager::ConnectionSettings::setInterfaceName(const QString &interfaceName)
{
    Q_D(ConnectionSettings);

    d->interfaceName = interfaceName;
}

QString NetworkManager::ConnectionSettings::interfaceName() const
{
    Q_D(const ConnectionSettings);

    return d->interfaceName;
}

void NetworkManager::ConnectionSettings::setConnectionType(NetworkManager::ConnectionSettings::ConnectionType type, NMBluetoothCapabilities bt_cap)
{
    Q_D(ConnectionSettings);

    d->type = type;
    d->initSettings(bt_cap);
}

NetworkManager::ConnectionSettings::ConnectionType NetworkManager::ConnectionSettings::connectionType() const
{
    Q_D(const ConnectionSettings);

    return d->type;
}

void NetworkManager::ConnectionSettings::addToPermissions(const QString &user, const QString &type)
{
    Q_D(ConnectionSettings);

    d->permissions.insert(user, type);
}

void NetworkManager::ConnectionSettings::setPermissions(const QHash<QString, QString> &perm)
{
    Q_D(ConnectionSettings);

    d->permissions = perm;
}

QHash<QString, QString> NetworkManager::ConnectionSettings::permissions() const
{
    Q_D(const ConnectionSettings);

    return d->permissions;
}

void NetworkManager::ConnectionSettings::setAutoconnect(bool autoconnect)
{
    Q_D(ConnectionSettings);

    d->autoconnect = autoconnect;
}

bool NetworkManager::ConnectionSettings::autoconnect() const
{
    Q_D(const ConnectionSettings);

    return d->autoconnect;
}

void NetworkManager::ConnectionSettings::setAutoconnectPriority(int priority)
{
    Q_D(ConnectionSettings);

    d->autoconnectPriority = priority;
}

int NetworkManager::ConnectionSettings::autoconnectPriority() const
{
    Q_D(const ConnectionSettings);

    return d->autoconnectPriority;
}

void NetworkManager::ConnectionSettings::setTimestamp(const QDateTime &timestamp)
{
    Q_D(ConnectionSettings);

    d->timestamp = timestamp;
}

QDateTime NetworkManager::ConnectionSettings::timestamp() const
{
    Q_D(const ConnectionSettings);

    return d->timestamp;
}

void NetworkManager::ConnectionSettings::setReadOnly(bool readonly)
{
    Q_D(ConnectionSettings);

    d->readOnly = readonly;
}

bool NetworkManager::ConnectionSettings::readOnly() const
{
    Q_D(const ConnectionSettings);

    return d->readOnly;
}

void NetworkManager::ConnectionSettings::setZone(const QString &zone)
{
    Q_D(ConnectionSettings);

    d->zone = zone;
}

QString NetworkManager::ConnectionSettings::zone() const
{
    Q_D(const ConnectionSettings);

    return d->zone;
}

bool NetworkManager::ConnectionSettings::isSlave() const
{
    Q_D(const ConnectionSettings);

    return !d->master.isEmpty() && !d->slaveType.isEmpty();
}

void NetworkManager::ConnectionSettings::setMaster(const QString &master)
{
    Q_D(ConnectionSettings);

    d->master = master;
}

QString NetworkManager::ConnectionSettings::master() const
{
    Q_D(const ConnectionSettings);

    return d->master;
}

void NetworkManager::ConnectionSettings::setSlaveType(const QString &type)
{
    Q_D(ConnectionSettings);

    d->slaveType = type;
}

QString NetworkManager::ConnectionSettings::slaveType() const
{
    Q_D(const ConnectionSettings);

    return d->slaveType;
}

void NetworkManager::ConnectionSettings::setSecondaries(const QStringList &secondaries)
{
    Q_D(ConnectionSettings);

    d->secondaries = secondaries;
}

QStringList NetworkManager::ConnectionSettings::secondaries() const
{
    Q_D(const ConnectionSettings);

    return d->secondaries;
}

void NetworkManager::ConnectionSettings::setGatewayPingTimeout(quint32 timeout)
{
    Q_D(ConnectionSettings);

    d->gatewayPingTimeout = timeout;
}

quint32 NetworkManager::ConnectionSettings::gatewayPingTimeout() const
{
    Q_D(const ConnectionSettings);

    return d->gatewayPingTimeout;
}

int NetworkManager::ConnectionSettings::autoconnectRetries() const
{
    Q_D(const ConnectionSettings);

    return d->autoconnectRetries;
}

void NetworkManager::ConnectionSettings::setAutoconnectRetries(int retries)
{
    Q_D(ConnectionSettings);

    d->autoconnectRetries = retries;
}

NetworkManager::ConnectionSettings::AutoconnectSlaves NetworkManager::ConnectionSettings::autoconnectSlaves() const
{
    Q_D(const ConnectionSettings);

    return d->autoconnectSlaves;
}

void NetworkManager::ConnectionSettings::setAutoconnectSlaves(NetworkManager::ConnectionSettings::AutoconnectSlaves autoconnectSlaves)
{
    Q_D(ConnectionSettings);

    d->autoconnectSlaves = autoconnectSlaves;
}

NetworkManager::ConnectionSettings::Lldp NetworkManager::ConnectionSettings::lldp() const
{
    Q_D(const ConnectionSettings);

    return d->lldp;
}

void NetworkManager::ConnectionSettings::setLldp(NetworkManager::ConnectionSettings::Lldp lldp)
{
    Q_D(ConnectionSettings);

    d->lldp = lldp;
}

NetworkManager::ConnectionSettings::Metered NetworkManager::ConnectionSettings::metered() const
{
    Q_D(const ConnectionSettings);

    return d->metered;
}

void NetworkManager::ConnectionSettings::setMetered(NetworkManager::ConnectionSettings::Metered metered)
{
    Q_D(ConnectionSettings);

    d->metered = metered;
}

NetworkManager::ConnectionSettings::Mdns NetworkManager::ConnectionSettings::mdns() const
{
    Q_D(const ConnectionSettings);

    return d->mdns;
}

void NetworkManager::ConnectionSettings::setMdns(NetworkManager::ConnectionSettings::Mdns mdns)
{
    Q_D(ConnectionSettings);

    d->mdns = mdns;
}

QString NetworkManager::ConnectionSettings::stableId() const
{
    Q_D(const ConnectionSettings);

    return d->stableId;
}

void NetworkManager::ConnectionSettings::setStableId(const QString &stableId)
{
    Q_D(ConnectionSettings);

    d->stableId = stableId;
}

NetworkManager::Setting::Ptr NetworkManager::ConnectionSettings::setting(Setting::SettingType type) const
{
    const auto settingsList = settings();
    for (const Setting::Ptr &setting : settingsList) {
        if (setting->type() == type) {
            return setting;
        }
    }

    return Setting::Ptr();
}

NetworkManager::Setting::Ptr NetworkManager::ConnectionSettings::setting(const QString &type) const
{
    return setting(Setting::typeFromString(type));
}

NetworkManager::Setting::List NetworkManager::ConnectionSettings::settings() const
{
    Q_D(const ConnectionSettings);

    return d->settings;
}

QDebug NetworkManager::operator<<(QDebug dbg, const NetworkManager::ConnectionSettings &setting)
{
    dbg.nospace() << "CONNECTION SETTINGS\n";
    dbg.nospace() << "===================\n";

    dbg.nospace() << NM_SETTING_CONNECTION_ID << ": " << setting.id() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_UUID << ": " << setting.uuid() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_INTERFACE_NAME << ": " << setting.interfaceName() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_TYPE << ": " << setting.typeAsString(setting.connectionType()) << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_PERMISSIONS << ": " << setting.permissions() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_AUTOCONNECT << ": " << setting.autoconnect() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_AUTOCONNECT_PRIORITY << ": " << setting.autoconnectPriority() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_TIMESTAMP << ": " << setting.timestamp().toSecsSinceEpoch() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_READ_ONLY << ": " << setting.readOnly() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_ZONE << ": " << setting.zone() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_MASTER << ": " << setting.master() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_SLAVE_TYPE << ": " << setting.slaveType() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_SECONDARIES << ": " << setting.secondaries() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_GATEWAY_PING_TIMEOUT << ": " << setting.gatewayPingTimeout() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_AUTOCONNECT_RETRIES << ": " << setting.autoconnectRetries() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_AUTOCONNECT_SLAVES << ": " << setting.autoconnectSlaves() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_LLDP << ": " << setting.lldp() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_METERED << ": " << setting.metered() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_MDNS << ": " << setting.mdns() << '\n';
    dbg.nospace() << NM_SETTING_CONNECTION_STABLE_ID << ": " << setting.stableId() << '\n';
    dbg.nospace() << "===================\n";
    const auto settingsList = setting.settings();
    for (const Setting::Ptr &settingPtr : settingsList) {
        dbg.nospace() << settingPtr->typeAsString(settingPtr->type()).toUpper() << " SETTINGS\n";
        dbg.nospace() << "---------------------------\n";
        switch (settingPtr->type()) {
        case Setting::Adsl:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::AdslSetting>().data());
            break;
        case Setting::Bond:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::BondSetting>().data());
            break;
        case Setting::Bluetooth:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::BluetoothSetting>().data());
            break;
        case Setting::Bridge:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::BridgeSetting>().data());
            break;
        case Setting::BridgePort:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::BridgePortSetting>().data());
            break;
        case Setting::Cdma:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::CdmaSetting>().data());
            break;
        case Setting::Gsm:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::GsmSetting>().data());
            break;
        case Setting::Infiniband:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::InfinibandSetting>().data());
            break;
        case Setting::Ipv4:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::Ipv4Setting>().data());
            break;
        case Setting::Ipv6:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::Ipv6Setting>().data());
            break;
        case Setting::OlpcMesh:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::OlpcMeshSetting>().data());
            break;
        case Setting::Ppp:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::PppSetting>().data());
            break;
        case Setting::Pppoe:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::PppoeSetting>().data());
            break;
        case Setting::Security8021x:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::Security8021xSetting>().data());
            break;
        case Setting::Serial:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::SerialSetting>().data());
            break;
        case Setting::Vlan:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::VlanSetting>().data());
            break;
        case Setting::Vpn:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::VpnSetting>().data());
            break;
        case Setting::Wimax:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::WimaxSetting>().data());
            break;
        case Setting::Wired:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::WiredSetting>().data());
            break;
        case Setting::Wireless:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::WirelessSetting>().data());
            break;
        case Setting::WirelessSecurity:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::WirelessSecuritySetting>().data());
            break;
        case Setting::Team:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::TeamSetting>().data());
            break;
        case Setting::Tun:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::TunSetting>().data());
            break;
        case Setting::IpTunnel:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::IpTunnelSetting>().data());
            break;
        case Setting::WireGuard:
            dbg.nospace() << *(settingPtr.staticCast<NetworkManager::WireGuardSetting>().data());
            break;
        default:
            dbg.nospace() << *settingPtr.data();
        }

        dbg.nospace() << '\n';
    }
    return dbg.maybeSpace();
}