LedDisplay/OmobiDisplayApp/omobidisplaybackend.h

#ifndef OMOBIDISPLAYBACKEND_H
#define OMOBIDISPLAYBACKEND_H

#include <QObject>
#include <qbluetoothleuart.h>

class OmobiDisplayBackend : public QObject
{
    Q_OBJECT
    Q_PROPERTY(QBluetoothLeUart* bleController READ getBleController NOTIFY bleControllerChanged)
    Q_PROPERTY(OmobiDisplayAppState state READ getState WRITE setState NOTIFY stateChanged)
public:
    explicit OmobiDisplayBackend(QObject *parent = nullptr);

    enum OmobiDisplayAppState {
        Idle,
        Scanning,
        ReadyToConnect,
        Connecting,
        Connected
    };
    Q_ENUM(OmobiDisplayAppState)

private:
    OmobiDisplayAppState state;
    QBluetoothLeUart *ble;

public slots:
    Q_INVOKABLE void startScanning();
    Q_INVOKABLE QBluetoothLeUart* getBleController();
    Q_INVOKABLE OmobiDisplayAppState getState();

private slots:
    void handleBluetoothStateChange(QBluetoothLeUart::BluetoothLeUartState state);
    void handleFoundNewDevice(QBluetoothLeUartDevice* device);
    void DataHandler(const QString &s);
    void handleBluetoothDeviceConected();

    void setState(OmobiDisplayAppState state);

signals:
    void stateChanged();
    void bleControllerChanged();

};

#endif // OMOBIDISPLAYBACKEND_H