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#include "DownloadJob.h"
#include "pathutils.h"
#include "MultiMC.h"
#include "FileDownload.h"
#include "ByteArrayDownload.h"
#include "CacheDownload.h"
#include <logger/QsLog.h>
ByteArrayDownloadPtr DownloadJob::addByteArrayDownload(QUrl url)
{
ByteArrayDownloadPtr ptr(new ByteArrayDownload(url));
ptr->index_within_job = downloads.size();
downloads.append(ptr);
parts_progress.append(part_info());
total_progress++;
return ptr;
}
FileDownloadPtr DownloadJob::addFileDownload(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(part_info());
total_progress++;
return ptr;
}
CacheDownloadPtr DownloadJob::addCacheDownload(QUrl url, MetaEntryPtr entry)
{
CacheDownloadPtr ptr(new CacheDownload(url, entry));
ptr->index_within_job = downloads.size();
downloads.append(ptr);
parts_progress.append(part_info());
total_progress++;
return ptr;
}
ForgeXzDownloadPtr DownloadJob::addForgeXzDownload(QUrl url, MetaEntryPtr entry)
{
ForgeXzDownloadPtr ptr(new ForgeXzDownload(url, entry));
ptr->index_within_job = downloads.size();
downloads.append(ptr);
parts_progress.append(part_info());
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.total_progress, slot.total_progress);
num_succeeded++;
QLOG_INFO() << m_job_name.toLocal8Bit() << " progress: " << num_succeeded << "/"
<< downloads.size();
if (num_failed + num_succeeded == downloads.size())
{
if (num_failed)
{
QLOG_ERROR() << m_job_name.toLocal8Bit() << " failed.";
emit failed();
}
else
{
QLOG_INFO() << m_job_name.toLocal8Bit() << " succeeded.";
emit succeeded();
}
}
}
void DownloadJob::partFailed(int index)
{
auto &slot = parts_progress[index];
if (slot.failures == 3)
{
QLOG_ERROR() << "Part " << index << " failed 3 times (" << downloads[index]->m_url << ")";
num_failed++;
if (num_failed + num_succeeded == downloads.size())
{
QLOG_ERROR() << m_job_name.toLocal8Bit() << " failed.";
emit failed();
}
}
else
{
QLOG_ERROR() << "Part " << index << " failed, restarting (" << downloads[index]->m_url
<< ")";
// restart the job
slot.failures++;
downloads[index]->start();
}
}
void DownloadJob::partProgress(int index, qint64 bytesReceived, qint64 bytesTotal)
{
auto &slot = parts_progress[index];
current_progress -= slot.current_progress;
slot.current_progress = bytesReceived;
current_progress += slot.current_progress;
total_progress -= slot.total_progress;
slot.total_progress = bytesTotal;
total_progress += slot.total_progress;
emit progress(current_progress, total_progress);
}
void DownloadJob::start()
{
QLOG_INFO() << m_job_name.toLocal8Bit() << " started.";
for (auto iter : downloads)
{
connect(iter.get(), SIGNAL(succeeded(int)), SLOT(partSucceeded(int)));
connect(iter.get(), SIGNAL(failed(int)), SLOT(partFailed(int)));
connect(iter.get(), SIGNAL(progress(int, qint64, qint64)),
SLOT(partProgress(int, qint64, qint64)));
iter->start();
}
}
QStringList DownloadJob::getFailedFiles()
{
QStringList failed;
for (auto download : downloads)
{
if (download->m_status == Job_Failed)
{
failed.push_back(download->m_url.toString());
}
}
return failed;
}
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