/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
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** This file is part of the tools applications of the QtSerialBus module.
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** packaging of this file. Please review the following information to
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** General Public License version 2.0 or later as published by the Free
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****************************************************************************/

#include "readtask.h"

ReadTask::ReadTask(QTextStream &output, QObject *parent)
    : QObject(parent),
      output(output) { }

void ReadTask::setShowTimeStamp(bool showTimeStamp)
{
    m_showTimeStamp = showTimeStamp;
}

void ReadTask::checkMessages() {
    auto canDevice = qobject_cast<QCanBusDevice *>(QObject::sender());
    if (canDevice == nullptr) {
        qWarning() << "ReadTask::checkMessages: Unknown sender";
        return;
    }

    while (canDevice->framesAvailable()) {
        const QCanBusFrame frame = canDevice->readFrame();

        QString view;

        if (m_showTimeStamp) {
            view = QString::fromLatin1("%1.%2  ")
                    .arg(frame.timeStamp().seconds(), 10, 10, QLatin1Char(' '))
                    .arg(frame.timeStamp().microSeconds() / 100, 4, 10, QLatin1Char('0'));
        }

        if (frame.frameType() == QCanBusFrame::ErrorFrame)
            view += canDevice->interpretErrorFrame(frame);
        else
            view += frame.toString();

        output << view << endl;
    }
}

void ReadTask::receiveError(QCanBusDevice::CanBusError /*error*/) {
    auto canDevice = qobject_cast<QCanBusDevice *>(QObject::sender());
    if (canDevice == nullptr) {
        qWarning() << "ReadTask::receiveError: Unknown sender";
        return;
    }

    output << "Read error: " << canDevice->errorString() << endl;
}