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#include "queuedmodbusreply.h"

QueuedModbusReply::QueuedModbusReply(QObject *parent)
    : QObject{parent}
{

}

QueuedModbusReply::QueuedModbusReply(RequestType requestType, QModbusDataUnit dataUnit, QObject *parent)
    : QObject{parent},
    m_requestType{requestType},
    m_dataUnit{dataUnit}
{

}

QueuedModbusReply::~QueuedModbusReply()
{
    if (m_reply)
        m_reply->deleteLater();
}

QueuedModbusReply::RequestType QueuedModbusReply::requestType() const
{
    return m_requestType;
}

void QueuedModbusReply::setRequestType(RequestType requestType)
{
    Q_ASSERT_X(m_reply == nullptr, "QueuedModbusReply", "Changing the request type after the modbus reply has already been sent has no effect.");
    m_requestType = requestType;
}

QModbusDataUnit QueuedModbusReply::dataUnit() const
{
    return m_dataUnit;
}

void QueuedModbusReply::setQMOdbusDataUnit(const QModbusDataUnit &dataUnit)
{
    Q_ASSERT_X(m_reply == nullptr, "QueuedModbusReply", "Changing the data unit after the modbus reply has already been sent has no effect.");
    m_dataUnit = dataUnit;
}

QModbusReply *QueuedModbusReply::reply() const
{
    return m_reply;
}

void QueuedModbusReply::setReply(QModbusReply *reply)
{
    m_reply = reply;
    if (!m_reply)
        return;

    // Note: do not change the parent of the QModbusReply,
    // otherwise the modbus device looses track about it and stops working

    connect(m_reply, &QModbusReply::finished, this, &QueuedModbusReply::finished);
    connect(m_reply, &QModbusReply::errorOccurred, this, &QueuedModbusReply::errorOccurred);
}

QModbusDevice::Error QueuedModbusReply::error() const
{
    if (!m_reply)
        return QModbusDevice::UnknownError;

    return m_reply->error();
}

QString QueuedModbusReply::errorString() const
{
    if (!m_reply)
        return QString();

    return m_reply->errorString();
}