#include "reporting_thread.h"
#include "shared_mem_buffer.h"
#include "hwapi.h"

#include <QDateTime>
#include <QDebug>

ReportingThread::ReportingThread(hwapi *hw)
  : m_hw(hw)
  , m_fileToDownload(m_hw->dcDownloadFileName()) {
}

ReportingThread::~ReportingThread() {
}

// download thread running in ca-slave sends reports of download process to
// each component which has connects for the corresponding signals.
void ReportingThread::run() {

    qCritical() << "START DOWNLOAD THREAD";

    static QString status;

#if 0
    int cnt = 5;
    while (!m_hw->dcDownloadRunning()) {
        if (--cnt > 0) {
            status =  QString("%1 waiting for download to start %2")
                            .arg(QDateTime::currentDateTime().toString(Qt::ISODate))
                            .arg(cnt);
            qCritical() << __LINE__ << "STATUS" << status;
            emit m_hw->hwapi_reportDCDownloadStatus(status);
            QThread::sleep(1);
        } else break;
    }

    if (cnt == 0) {
        m_hw->dcDownloadResetRequest();
        status = QString("%1 reset download request")
                        .arg(QDateTime::currentDateTime().toString(Qt::ISODate));
        qCritical() << __LINE__ << "STATUS" << status;
        emit m_hw->hwapi_reportDCDownloadStatus(status);

        cnt = 5;
        while (!m_hw->dcDownloadRunning()) {
            if (--cnt > 0) {
                QThread::sleep(1);
            } else break;
        }

        if (cnt == 0) {
            status = QString("%1 download request failure")
                            .arg(QDateTime::currentDateTime().toString(Qt::ISODate));
            qCritical() << __LINE__ << "STATUS" << status;
            emit m_hw->hwapi_reportDCDownloadFailure(status);
            return;
        }
    }
#endif

    uint16_t const tnr = 1750;
    uint16_t cnr = 0;

    while (cnr <= tnr) {
        QThread::msleep(100);
        QString report("");

        if (cnr > 0) {
            double percent = (double)cnr / (double)tnr;
            report = QString("total blocks %1, current block %2 [%3%]")
                    .arg(tnr).arg(cnr).arg(percent, 0, 'f', 2);
        } else {
            report = QString("total blocks %1, current block %2 [0]")
                    .arg(tnr).arg(cnr);
        }
        status = QDateTime::currentDateTime().toString(Qt::ISODate) + report;

        qCritical() << "STATUS" << status;

        emit m_hw->hwapi_reportDCDownloadStatus(status);
        cnr += 1;
    }

    if (tnr == cnr) {
        m_hw->hwapi_reportDCDownloadSuccess(
            QString("SUCCESS DOWNLOADING") + m_fileToDownload);
    } else {
        m_hw->hwapi_reportDCDownloadFailure(
            QString("ERROR DOWNLOADING %1 (total blocks=%2, sent blocks=%3)")
                .arg(m_fileToDownload).arg(tnr).arg(cnr));
    }

#if 0

    while (m_hw->dcDownloadRunning()) {
        uint16_t const cnr = m_hw->dcDownloadGetCurrentBlockNumber();
        uint16_t const tnr = m_hw->dcDownloadGetTotalBlockNumber();

        QString report("");

        if (cnr > 0) {
            report = QString("total blocks %1, current block %2 [%3]")
                    .arg(tnr).arg(cnr).arg((double)(tnr)/(double(cnr)));
        } else {
            report = QString("total blocks %1, current block %2 [0]")
                    .arg(tnr).arg(cnr);
        }

    emit m_hw->hwapi_reportDCDownloadStatus(QString("XXXXX") + QDateTime::currentDateTime().toString(Qt::ISODate));
        emit m_hw->hwapi_reportDCDownloadStatus(report);
    }

    uint16_t const cnr = m_hw->dcDownloadGetCurrentBlockNumber();
    uint16_t const tnr = m_hw->dcDownloadGetTotalBlockNumber();

    if (tnr == cnr) {
        m_hw->hwapi_reportDCDownloadSuccess(
            QString("SUCCESS DOWNLOADING") + m_fileToDownload);
    } else {
        m_hw->hwapi_reportDCDownloadFailure(
            QString("ERROR DOWNLOADING %1 (total blocks=%2, sent blocks=%3)")
                .arg(m_fileToDownload).arg(tnr).arg(cnr));
    }
#endif

    qCritical() << "FINISH DOWNLOAD THREAD";
}