app/headers/buzzerconn.h

#ifndef BUZZERCONN_H
#define BUZZERCONN_H

#include <QObject>
#include <QObject>
#include <QDir>
#include <QUrl>
#include <QtNetwork>
#include <QAuthenticator>
#include <QDesktopServices>
#include <QDateTime>
#include <QtDebug>

typedef struct strReturnData{
    int status_code;
    QString text;
}ReturnData_t;

class BuzzerConn : public QObject
{
    Q_OBJECT
public:
    explicit BuzzerConn(QObject *parent = nullptr, QString ip = "http://192.168.4.1", int port = 80);
    double offset;
    QList<double> latest_offsets;
    double latest_button_pressed;
    double starttime;
    bool connected;
    int connection_progress;
    QString ip;
    int port;
    int errors;
    int errors_until_disconnect = 4;



private:
    QNetworkAccessManager *networkManager;
    QNetworkAccessManager *reloadNetworkManager;
    QDateTime *date;
    QTcpSocket *socket;

signals:

public slots:
    ReturnData_t senddata(QNetworkAccessManager * NetMan, QUrl serviceUrl, int timeout);
        //function to communicate with the buzzer
    signed long sendCommand(QString command, int timeout);
        //function to send commands to the sensor
        //Can be:
        //command - return
        //GET_TIMESTAMP - timestamp of the sensor
        //GET_LASTPRESSED - timestamp of the sensor when it was triggered the last time
        //
        //error codes:
        //(-1) : timeout
        //(-2) : invalid data was recieved
    Q_INVOKABLE QList<double> gettimes(int timeout);
        //function to get the times from the buzzer as a list with the normal network manager
    Q_INVOKABLE bool connect();
        //function to connect to buzzer
    Q_INVOKABLE bool calcoffset(QList<double> times);
        //function that calculates the average time offset between the buzzer and the device
    Q_INVOKABLE bool buzzer_triggered();
        //function that checks ih the buzzer has been pushed since the last call of this function
    Q_INVOKABLE bool start();
        //syncs the buzzer and the base to make a start possible
    Q_INVOKABLE double get(QString key);
        //can return some things (offset, lastpressed, currtime, connection_progress, connected)
    Q_INVOKABLE QString test();
    Q_INVOKABLE bool refresh();
        //refreshed the connection to the buzzer


};

#endif // BUZZERCONN_H