MultiMC5/api/logic/net/NetAction.h
2019-01-16 21:14:24 +01:00

116 lines
2.7 KiB
C++

/* Copyright 2013-2019 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 <QObject>
#include <QUrl>
#include <memory>
#include <QNetworkReply>
#include <QObjectPtr.h>
#include "multimc_logic_export.h"
enum JobStatus
{
Job_NotStarted,
Job_InProgress,
Job_Finished,
Job_Failed,
Job_Aborted,
/*
* FIXME: @NUKE this confuses the task failing with us having a fallback in the form of local data. Clear up the confusion.
* Same could be true for aborted task - the presence of pre-existing result is a separate concern
*/
Job_Failed_Proceed
};
typedef std::shared_ptr<class NetAction> NetActionPtr;
class MULTIMC_LOGIC_EXPORT NetAction : public QObject
{
Q_OBJECT
protected:
explicit NetAction() : QObject(0) {};
public:
virtual ~NetAction() {};
bool isRunning() const
{
return m_status == Job_InProgress;
}
bool isFinished() const
{
return m_status >= Job_Finished;
}
bool wasSuccessful() const
{
return m_status == Job_Finished || m_status == Job_Failed_Proceed;
}
qint64 totalProgress() const
{
return m_total_progress;
}
qint64 currentProgress() const
{
return m_progress;
}
virtual bool abort()
{
return false;
}
virtual bool canAbort()
{
return false;
}
QUrl url()
{
return m_url;
}
signals:
void started(int index);
void netActionProgress(int index, qint64 current, qint64 total);
void succeeded(int index);
void failed(int index);
void aborted(int index);
protected slots:
virtual void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) = 0;
virtual void downloadError(QNetworkReply::NetworkError error) = 0;
virtual void downloadFinished() = 0;
virtual void downloadReadyRead() = 0;
public slots:
virtual void start() = 0;
public:
/// index within the parent job, FIXME: nuke
int m_index_within_job = 0;
/// the network reply
unique_qobject_ptr<QNetworkReply> m_reply;
/// source URL
QUrl m_url;
qint64 m_progress = 0;
qint64 m_total_progress = 1;
protected:
JobStatus m_status = Job_NotStarted;
};