#ifndef UNION_MODBUS_H
#define UNION_MODBUS_H

#include "QTimer"
#include <QWidget>
#include <QtSerialBus/QModbusDataUnit>
#include "writeregistermodel.h"

#include <QtSerialBus/qtserialbusglobal.h>
#include <QDialog>
#if QT_CONFIG(modbus_serialport)
#include <QSerialPort>
#endif

class QModbusClient;
class QModbusReply;

namespace Ui {
class union_modbus;
}

class union_modbus : public QWidget
{
    Q_OBJECT

public:
    explicit union_modbus(QWidget *parent = nullptr);
    ~union_modbus();

    struct Settings {
#if QT_CONFIG(modbus_serialport)
        int parity = QSerialPort::NoParity;
        int baud = QSerialPort::Baud115200;
        int dataBits = QSerialPort::Data8;
        int stopBits = QSerialPort::OneStop;
#endif
        int responseTime = 1000;
        int numberOfRetries = 3;
    };

public slots:
    void onReadButtonClicked();
    void readModbus();
private slots:
    void onConnectButtonClicked();
    void onModbusStateChanged(int state);

    void onReadReady();

    void onWriteButtonClicked();
    void onReadWriteButtonClicked();

    void onConnectTypeChanged(int);
    void onWriteTableChanged(int);

    void on_checkPeriodRequest_stateChanged(int arg1);

private:
    bool CurrentReadButtonPosition = true;
    void initActions();
    void statusBarClear();
    void ApplySettings();

    QTimer RequestPeriodTimer;
    QTimer statusBarTimeOut;

    Settings m_settings;

    QModbusDataUnit readRequest() const;
    QModbusDataUnit writeRequest() const;

    WriteRegisterModel *writeModel = nullptr;

    QModbusReply *lastRequest = nullptr;
    QModbusClient *modbusDevice = nullptr;

    Ui::union_modbus *ui;
};

#endif // UNION_MODBUS_H