// SPDX-License-Identifier: LGPL-3.0-or-later

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright (C) 2013 - 2024, nymea GmbH
* Copyright (C) 2024 - 2025, chargebyte austria GmbH
*
* This file is part of nymea.
*
* nymea is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* nymea is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with nymea. If not, see <https://www.gnu.org/licenses/>.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

#ifndef MODBUSRTUMASTER_H
#define MODBUSRTUMASTER_H

#include <QUuid>
#include <QObject>
#include <QSerialPort>
#include <QDebug>

#include "modbusrtureply.h"

class ModbusRtuMaster : public QObject
{
    Q_OBJECT
public:
    // Properties
    virtual QUuid modbusUuid() const = 0;
    virtual QString serialPort() const = 0;
    virtual qint32 baudrate() const = 0;
    virtual QSerialPort::Parity parity() const = 0;
    virtual QSerialPort::DataBits dataBits() const = 0;
    virtual QSerialPort::StopBits stopBits() = 0;
    virtual int numberOfRetries() const = 0;
    virtual int timeout() const = 0;

    virtual bool connected() const = 0;

    virtual void requestReconnect() = 0;

    // Requests
    virtual ModbusRtuReply *readCoil(int slaveAddress, int registerAddress, quint16 size = 1) = 0;
    virtual ModbusRtuReply *readDiscreteInput(int slaveAddress, int registerAddress, quint16 size = 1) = 0;
    virtual ModbusRtuReply *readInputRegister(int slaveAddress, int registerAddress, quint16 size = 1) = 0;
    virtual ModbusRtuReply *readHoldingRegister(int slaveAddress, int registerAddress, quint16 size = 1) = 0;

    virtual ModbusRtuReply *writeCoils(int slaveAddress, int registerAddress, const QVector<quint16> &values) = 0;
    virtual ModbusRtuReply *writeHoldingRegisters(int slaveAddress, int registerAddress, const QVector<quint16> &values) = 0;

protected:
    explicit ModbusRtuMaster(QObject *parent = nullptr) : QObject(parent) { };
    virtual ~ModbusRtuMaster() = default;

signals:
    void connectedChanged(bool connected);
    void serialPortChanged(const QString &serialPort);
    void baudrateChanged(quint32 baudrate);
    void parityChanged(QSerialPort::Parity parity);
    void dataBitsChanged(QSerialPort::DataBits dataBits);
    void stopBitsChanged(QSerialPort::StopBits stopBits);
    void numberOfRetriesChanged(int numberOfRetries);
    void timeoutChanged(int timeout);

};

inline QDebug operator<<(QDebug debug, ModbusRtuMaster *modbusRtuMaster) {
    debug.nospace() << "ModbusRtuMaster(" << modbusRtuMaster->modbusUuid().toString();
    debug.nospace() << ", " << modbusRtuMaster->serialPort();
    debug.nospace() << ", BaudRate: " << modbusRtuMaster->baudrate();
    debug.nospace() << ", " << modbusRtuMaster->dataBits();
    debug.nospace() << ", " << modbusRtuMaster->stopBits();
    debug.nospace() << ", " << modbusRtuMaster->parity();
    debug.nospace() << ", Retries: " << modbusRtuMaster->numberOfRetries();
    debug.nospace() << ", Timeout: " << modbusRtuMaster->timeout() << "ms)";
    return debug.space();
};


#endif // MODBUSRTUMASTER_H