#include <QApplication>
#include <QDateTime>
#include <QDebug>
#include <QMediaPlayer>
#include <QScrollArea>
#include <QTimer>
#include <QVBoxLayout>
#include <QVideoWidget>
#include <QWidget>

int getRandomNo(int low, int high)
{
    return qrand() % ((high + 1) - low) + low;
}

QUrl getUrl()
{
    return QUrl(QString("http://blog.yuntech.edu.tw/userfilev4/16112/testmusic.mp3?%1").arg(QString::number(QDateTime::currentMSecsSinceEpoch())));
}

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);

    QWidget *widget = new QWidget();


    for (int fori = 0; fori < 10; fori++) {
        QMediaPlayer *mediaPlayer = new QMediaPlayer();
        mediaPlayer->setObjectName(QString::number(fori+1));
        mediaPlayer->setMedia(QMediaContent(getUrl()));
        mediaPlayer->setMuted(true);

        // simulate reloaded action in qtwebkit.
        QObject::connect(mediaPlayer, &QMediaPlayer::stateChanged, [=](QMediaPlayer::State mediaPlayerState) {
            if (mediaPlayerState == QMediaPlayer::StoppedState) {
                qDebug() << mediaPlayer << mediaPlayer->state() << mediaPlayer->mediaStatus();
                mediaPlayer->setMedia(QMediaContent(getUrl()));

                QTimer::singleShot(1, mediaPlayer, SLOT(play()));
                QTimer::singleShot(getRandomNo(5, 20), mediaPlayer, SLOT(stop()));
            }
        } );


        QTimer::singleShot(1, mediaPlayer, SLOT(play()));
        QTimer::singleShot(getRandomNo(5, 20), mediaPlayer, SLOT(stop()));
    }

    widget->show();

    return a.exec();
}