musicdownloadmetadatarequest.cpp

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#include "musicdownloadmetadatarequest.h"
#include "musicdownloadqueryfactory.h"
#include "musiccoverrequest.h"

MusicDownloadMetaDataRequest::MusicDownloadMetaDataRequest(const QString &url, const QString &path, QObject *parent)
    : MusicDownloadMetaDataRequest(url, path, TTK::Record::NormalDownload, parent)
{

}

MusicDownloadMetaDataRequest::MusicDownloadMetaDataRequest(const QString &url, const QString &path, TTK::Record record, QObject *parent)
    : MusicDownloadDataRequest(url, path, TTK::Download::Music, record, parent)
{
    m_needUpdate = false;
}

void MusicDownloadMetaDataRequest::setSongMeta(MusicSongMeta &meta) noexcept
{
    m_songMeta = std::move(meta);
}

void MusicDownloadMetaDataRequest::startToRequest()
{
    if(!m_file || (m_file->exists() && m_file->size() >= 4) || !m_file->open(QIODevice::WriteOnly))
    {
        TTK_ERROR_STREAM("The data file create failed");
        Q_EMIT downloadDataChanged("The data file create failed");
        deleteAll();
        return;
    }

    MusicDownloadDataRequest::startToRequest(m_url);
    disconnect(m_reply, SIGNAL(finished()), this, SLOT(downloadFinished()));
    connect(m_reply, SIGNAL(finished()), this, SLOT(downloadFinished()));
}

void MusicDownloadMetaDataRequest::downloadFinished()
{
    bool save = (m_file != nullptr);
    MusicDownloadDataRequest::downloadFinished();

    if(m_redirection)
    {
        return;
    }

    if(save)
    {
        TTKEventLoop loop;
        connect(this, SIGNAL(finished()), &loop, SLOT(quit()));

        MusicCoverRequest *req = G_DOWNLOAD_QUERY_PTR->makeCoverRequest(this);
        connect(req, SIGNAL(downloadRawDataChanged(QByteArray)), SLOT(downloadFinished(QByteArray)));
        req->startToRequest(m_songMeta.comment());
        loop.exec();
    }

    Q_EMIT downloadDataChanged(mapCurrentQueryData());
    TTK_INFO_STREAM("Data download has finished");
}

void MusicDownloadMetaDataRequest::downloadFinished(const QByteArray &bytes)
{
    MusicSongMeta meta;
    if(meta.read(m_savePath))
    {
        if(G_SETTING_PTR->value(MusicSettingManager::OtherWriteFileInfo).toBool())
        {
            meta.setTitle(m_songMeta.title());
            meta.setArtist(m_songMeta.artist());
            meta.setAlbum(m_songMeta.album());
            meta.setTrackNum(m_songMeta.trackNum());
            meta.setYear(m_songMeta.year());
        }

        if(G_SETTING_PTR->value(MusicSettingManager::OtherWriteAlbumCover).toBool())
        {
            if(bytes.isEmpty())
            {
                TTK_ERROR_STREAM("Input byte data is empty");
            }
            else
            {
                meta.setCover(bytes);
            }
        }
        meta.save();
        TTK_INFO_STREAM("Write tag has finished");
    }

    Q_EMIT finished();
}