PrismLauncher/logic/net/DownloadJob.h

83 lines
1.7 KiB
C++

#pragma once
#include <QtNetwork>
#include "Download.h"
#include "ByteArrayDownload.h"
#include "FileDownload.h"
#include "CacheDownload.h"
#include "HttpMetaCache.h"
#include "logic/tasks/ProgressProvider.h"
class DownloadJob;
typedef QSharedPointer<DownloadJob> DownloadJobPtr;
/**
* A single file for the downloader/cache to process.
*/
class DownloadJob : public ProgressProvider
{
Q_OBJECT
public:
explicit DownloadJob(QString job_name)
:ProgressProvider(), m_job_name(job_name){};
ByteArrayDownloadPtr add(QUrl url);
FileDownloadPtr add(QUrl url, QString rel_target_path);
CacheDownloadPtr add(QUrl url, MetaEntryPtr entry);
DownloadPtr operator[](int index)
{
return downloads[index];
};
DownloadPtr first()
{
if(downloads.size())
return downloads[0];
return DownloadPtr();
}
int size() const
{
return downloads.size();
}
virtual void getProgress(qint64& current, qint64& total)
{
current = current_progress;
total = total_progress;
};
virtual QString getStatus() const
{
return m_job_name;
};
virtual bool isRunning() const
{
return m_running;
};
QStringList getFailedFiles();
signals:
void started();
void progress(qint64 current, qint64 total);
void succeeded();
void failed();
public slots:
virtual void start();
private slots:
void partProgress(int index, qint64 bytesReceived, qint64 bytesTotal);;
void partSucceeded(int index);
void partFailed(int index);
private:
struct part_info
{
qint64 current_progress = 0;
qint64 total_progress = 1;
int failures = 0;
};
QString m_job_name;
QList<DownloadPtr> downloads;
QList<part_info> parts_progress;
qint64 current_progress = 0;
qint64 total_progress = 0;
int num_succeeded = 0;
int num_failed = 0;
bool m_running = false;
};