// SPDX-License-Identifier: LGPL-3.0-or-later

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright (C) 2013 - 2024, nymea GmbH
* Copyright (C) 2024 - 2025, chargebyte austria GmbH
*
* This file is part of libnymea-app.
*
* libnymea-app is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* libnymea-app is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with libnymea-app. If not, see <https://www.gnu.org/licenses/>.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

#ifndef BLUETOOTHDISCOVERY_H
#define BLUETOOTHDISCOVERY_H

#include <QObject>
#include <QBluetoothLocalDevice>
#include <QBluetoothDeviceDiscoveryAgent>

#include "bluetoothdeviceinfos.h"

class BluetoothDiscovery : public QObject
{
    Q_OBJECT
    Q_PROPERTY(bool bluetoothAvailable READ bluetoothAvailable NOTIFY bluetoothAvailableChanged)
    Q_PROPERTY(bool bluetoothEnabled READ bluetoothEnabled WRITE setBluetoothEnabled NOTIFY bluetoothEnabledChanged)
    Q_PROPERTY(bool discoveryEnabled READ discoveryEnabled WRITE setDiscoveryEnabled NOTIFY discoveryEnabledChanged)
    Q_PROPERTY(bool discovering READ discovering NOTIFY discoveringChanged)
    Q_PROPERTY(BluetoothDeviceInfos *deviceInfos READ deviceInfos CONSTANT)

public:
    explicit BluetoothDiscovery(QObject *parent = nullptr);

    bool bluetoothAvailable() const;
    bool bluetoothEnabled() const;
    void setBluetoothEnabled(bool bluetoothEnabled);

    bool discoveryEnabled() const;
    void setDiscoveryEnabled(bool discoveryEnabled);

    bool discovering() const;

    BluetoothDeviceInfos *deviceInfos();

signals:
    void bluetoothAvailableChanged(bool bluetoothAvailable);
    void bluetoothEnabledChanged(bool bluetoothEnabled);
    void discoveryEnabledChanged(bool discoveryEnabled);
    void discoveringChanged();

private slots:
    void onBluetoothHostModeChanged(const QBluetoothLocalDevice::HostMode &hostMode);
    void deviceDiscovered(const QBluetoothDeviceInfo &deviceInfo);
    void discoveryFinished();
    void discoveryCancelled();
    void onError(const QBluetoothDeviceDiscoveryAgent::Error &error);

private slots:
    void start();
    void stop();

private:
    QBluetoothLocalDevice *m_localDevice = nullptr;
    QBluetoothDeviceDiscoveryAgent *m_discoveryAgent  = nullptr;
    BluetoothDeviceInfos *m_deviceInfos;

    bool m_bluetoothAvailable = false;
#ifdef Q_OS_IOS
    bool m_bluetoothEnabled = false;
#endif
    bool m_discoveryEnabled = false;
};

#endif // BLUETOOTHDISCOVERY_H