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#include "DownloadJob.h"
#include "pathutils.h"
#include "MultiMC.h"
#include "FileDownload.h"
#include "ByteArrayDownload.h"
#include "CacheDownload.h"
ByteArrayDownloadPtr DownloadJob::add ( QUrl url )
{
ByteArrayDownloadPtr ptr (new ByteArrayDownload(url));
ptr->index_within_job = downloads.size();
downloads.append(ptr);
parts_progress.append(QPair<qint64, qint64>(0,1));
total_progress++;
return ptr;
}
FileDownloadPtr DownloadJob::add ( QUrl url, QString rel_target_path)
{
FileDownloadPtr ptr (new FileDownload(url, rel_target_path));
ptr->index_within_job = downloads.size();
downloads.append(ptr);
parts_progress.append(QPair<qint64, qint64>(0,1));
total_progress++;
return ptr;
}
CacheDownloadPtr DownloadJob::add ( QUrl url, MetaEntryPtr entry)
{
CacheDownloadPtr ptr (new CacheDownload(url, entry));
ptr->index_within_job = downloads.size();
downloads.append(ptr);
parts_progress.append(QPair<qint64, qint64>(0,1));
total_progress++;
return ptr;
}
void DownloadJob::partSucceeded ( int index )
{
// do progress. all slots are 1 in size at least
auto & slot = parts_progress[index];
partProgress ( index, slot.second , slot.second );
num_succeeded++;
qDebug() << m_job_name.toLocal8Bit() << " progress: " << num_succeeded << "/" << downloads.size();
if(num_failed + num_succeeded == downloads.size())
{
if(num_failed)
{
qDebug() << m_job_name.toLocal8Bit() << " failed.";
emit failed();
}
else
{
qDebug() << m_job_name.toLocal8Bit() << " succeeded.";
emit succeeded();
}
}
}
void DownloadJob::partFailed ( int index )
{
num_failed++;
if(num_failed + num_succeeded == downloads.size())
{
qDebug() << m_job_name.toLocal8Bit() << " failed.";
emit failed();
}
}
void DownloadJob::partProgress ( int index, qint64 bytesReceived, qint64 bytesTotal )
{
auto & slot = parts_progress[index];
current_progress -= slot.first;
slot.first = bytesReceived;
current_progress += slot.first;
total_progress -= slot.second;
slot.second = bytesTotal;
total_progress += slot.second;
emit progress(current_progress, total_progress);
}
void DownloadJob::start()
{
qDebug() << m_job_name.toLocal8Bit() << " started.";
for(auto iter: downloads)
{
connect(iter.data(), SIGNAL(succeeded(int)), SLOT(partSucceeded(int)));
connect(iter.data(), SIGNAL(failed(int)), SLOT(partFailed(int)));
connect(iter.data(), SIGNAL(progress(int,qint64,qint64)), SLOT(partProgress(int,qint64,qint64)));
iter->start();
}
}
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