dial_indicator_handler.h

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#ifndef DEVICEHANDLER_H
#define DEVICEHANDLER_H

#include "bluetooth_base_class.h"

#include <QDateTime>
#include <QTimer>
#include <QVector>

#include <QLowEnergyController>
#include <QLowEnergyService>

const QBluetoothUuid DIAL_INDICATOR_SERVICE_UUID = QBluetoothUuid(QString("d7578caf-686d-4216-ba8e-a3703f1590fc"));
const QBluetoothUuid DIAL_INDICATOR_POSITION_CHARACTERISTIC_UUID = QBluetoothUuid(QString("d757fcb0-686d-4216-ba8e-a3703f1590fc"));

class DeviceInfo;

class DialIndicatorHandler : public BluetoothBaseClass
{
    Q_OBJECT

    Q_PROPERTY(bool measuring READ measuring NOTIFY measuringChanged)
    Q_PROPERTY(bool alive READ alive NOTIFY aliveChanged)
    Q_PROPERTY(AddressType addressType READ addressType WRITE setAddressType)

public:
    enum class AddressType {
        PublicAddress,
        RandomAddress
    };
    Q_ENUM(AddressType)

    DialIndicatorHandler(QObject *parent = nullptr);

    void setDevice(const QString &address);
    void setAddressType(AddressType type);
    AddressType addressType() const;

    bool measuring() const;
    bool alive() const;

    double position() const;
    void setPosition(double setPos);
    uint8_t batteryLevel() const;
    int8_t rssi() const;

signals:
    void measuringChanged();
    void aliveChanged();
    void positionChanged();
    void batteryLevelChanged();

public slots:
    void startMeasurement();
    void stopMeasurement();
    void disconnectService();

private:
    //QLowEnergyController
    void serviceDiscovered(const QBluetoothUuid &);
    void serviceScanDone();

    //QLowEnergyService
    void serviceStateChanged(QLowEnergyService::ServiceState s);
    void updatePositionValue(const QLowEnergyCharacteristic &c, const QByteArray &value);
    void confirmedDescriptorWrite(const QLowEnergyDescriptor &d, const QByteArray &value);    

private:
    QLowEnergyController *m_control = nullptr;
    QLowEnergyService *m_positionService = nullptr;
    QLowEnergyService *m_batteryService = nullptr;
    QLowEnergyService *m_rssiService = nullptr;
    QLowEnergyDescriptor m_positionNotificationDesc;
    QLowEnergyDescriptor m_batteryNotificationDesc;
    QLowEnergyDescriptor m_rssiNotificationDesc;
    QBluetoothAddress *address = nullptr;

    bool m_foundDialIndicatorService;
    bool m_measuring;
    double m_position;
    double m_positionOffset;
    uint8_t m_battery;

    QLowEnergyController::RemoteAddressType m_addressType = QLowEnergyController::PublicAddress;
};

#endif // DEVICEHANDLER_H