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/* Copyright 2013-2015 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <QtNetwork>
#include <QLabel>
#include "NetAction.h"
#include "ByteArrayDownload.h"
#include "MD5EtagDownload.h"
#include "CacheDownload.h"
#include "HttpMetaCache.h"
#include "logic/tasks/ProgressProvider.h"
#include "logic/QObjectPtr.h"
class NetJob;
typedef QObjectPtr<NetJob> NetJobPtr;
class NetJob : public ProgressProvider
{
Q_OBJECT
public:
explicit NetJob(QString job_name) : ProgressProvider(), m_job_name(job_name) {}
virtual ~NetJob() {}
template <typename T> bool addNetAction(T action)
{
NetActionPtr base = std::static_pointer_cast<NetAction>(action);
base->m_index_within_job = downloads.size();
downloads.append(action);
part_info pi;
{
pi.current_progress = base->currentProgress();
pi.total_progress = base->totalProgress();
pi.failures = base->numberOfFailures();
}
parts_progress.append(pi);
total_progress += pi.total_progress;
// if this is already running, the action needs to be started right away!
if (isRunning())
{
emit progress(current_progress, total_progress);
connect(base.get(), SIGNAL(succeeded(int)), SLOT(partSucceeded(int)));
connect(base.get(), SIGNAL(failed(int)), SLOT(partFailed(int)));
connect(base.get(), SIGNAL(progress(int, qint64, qint64)),
SLOT(partProgress(int, qint64, qint64)));
base->start();
}
return true;
}
NetActionPtr operator[](int index)
{
return downloads[index];
}
const NetActionPtr at(const int index)
{
return downloads.at(index);
}
NetActionPtr first()
{
if (downloads.size())
return downloads[0];
return NetActionPtr();
}
int size() const
{
return downloads.size();
}
virtual bool isRunning() const
{
return m_running;
}
QStringList getFailedFiles();
private:
void startMoreParts();
signals:
void started();
void progress(qint64 current, qint64 total);
void succeeded();
void failed();
public slots:
virtual void start();
// FIXME: implement
virtual void abort() {};
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<NetActionPtr> downloads;
QList<part_info> parts_progress;
QQueue<int> m_todo;
QSet<int> m_doing;
QSet<int> m_done;
QSet<int> m_failed;
qint64 current_progress = 0;
qint64 total_progress = 0;
bool m_running = false;
};
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