#ifndef QGPIO_BLE_H
#define QGPIO_BLE_H

#include <qbluetoothlocaldevice.h>
#include <QBluetoothDeviceDiscoveryAgent>
#include <QLowEnergyController>
#include <QBluetoothDeviceInfo>

QT_FORWARD_DECLARE_CLASS(QBluetoothDeviceDiscoveryAgent)
QT_FORWARD_DECLARE_CLASS(QBluetoothDeviceInfo)

class QGPIOBle : public QObject
{
    Q_OBJECT

public slots:
    void deviceConnected_cb();
    void addLowEnergyService(const QBluetoothUuid &uuid);
    void serviceScanDone_cb();

    void serviceStateChanged_cb(QLowEnergyService::ServiceState s);
    void CharaterNotify_cb(const QLowEnergyCharacteristic &c, const QByteArray &value);
    void confirmedcharacteristicWrite(const QLowEnergyCharacteristic &d, const QByteArray &value);
    void serviceStateErr_cb(QLowEnergyService::ServiceError newError);
    void deviceDisconnected_cb();
    void ControllerError_cb(QLowEnergyController::Error);
    void FindDevice_cb(const QBluetoothDeviceInfo &info);
    void deviceScanError_cb(QBluetoothDeviceDiscoveryAgent::Error error);
    void scanFinished_cb();

protected:
public:
    explicit QGPIOBle(QObject *parent = nullptr);
    ~QGPIOBle();
    void connect_service(const QString Uuid);
    void connectDevice();
    void startScan();
    bool writeCharacteristics(QLowEnergyService *ser,QLowEnergyCharacteristic &c, QByteArray &sendbuffer, bool rsp);
    QBluetoothDeviceDiscoveryAgent *discoveryAgent;
    QBluetoothLocalDevice *localDevice;
    QLowEnergyController *controller = nullptr;
    QBluetoothDeviceInfo currentDevice;
    bool connected = false;

    void disconnect_service(QLowEnergyService *service);
    QLowEnergyService *m_service = nullptr;
    QLowEnergyDescriptor m_notificationDesc;
    QList<QObject *> m_services;
    QList<QObject *> m_characteristics;
    QList<QBluetoothDeviceInfo *> Devicelist;
    QLowEnergyCharacteristic OtaChar;

signals:
    void emit_scanfinish();
    void emit_confirmedcharacteristicWrite(const QString uuid, const QByteArray &value);
    void emit_CharaterNotify(const QString uuid, const QByteArray &value);
};

#endif // QGPIO_BLE_H