sneedmc/launcher/net/NetJob.h

103 lines
3.2 KiB
C++

// SPDX-License-Identifier: GPL-3.0-only
/*
* PolyMC - Minecraft Launcher
* Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2013-2021 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 <QObject>
#include "NetAction.h"
#include "tasks/Task.h"
// Those are included so that they are also included by anyone using NetJob
#include "net/Download.h"
#include "net/HttpMetaCache.h"
class NetJob : public Task {
Q_OBJECT
public:
using Ptr = shared_qobject_ptr<NetJob>;
explicit NetJob(QString job_name, shared_qobject_ptr<QNetworkAccessManager> network) : Task(), m_network(network)
{
setObjectName(job_name);
}
virtual ~NetJob() = default;
void executeTask() override;
auto canAbort() const -> bool override;
auto addNetAction(NetAction::Ptr action) -> bool;
auto operator[](int index) -> NetAction::Ptr { return m_downloads[index]; }
auto at(int index) -> const NetAction::Ptr { return m_downloads.at(index); }
auto size() const -> int { return m_downloads.size(); }
auto first() -> NetAction::Ptr { return m_downloads.size() != 0 ? m_downloads[0] : NetAction::Ptr{}; }
auto getFailedFiles() -> QStringList;
public slots:
// Qt can't handle auto at the start for some reason?
bool abort() override;
private slots:
void startMoreParts();
void partProgress(int index, qint64 bytesReceived, qint64 bytesTotal);
void partSucceeded(int index);
void partFailed(int index);
void partAborted(int index);
private:
shared_qobject_ptr<QNetworkAccessManager> m_network;
struct part_info {
qint64 current_progress = 0;
qint64 total_progress = 1;
int failures = 0;
};
QList<NetAction::Ptr> m_downloads;
QList<part_info> m_parts_progress;
QQueue<int> m_todo;
QSet<int> m_doing;
QSet<int> m_done;
QSet<int> m_failed;
qint64 m_current_progress = 0;
bool m_aborted = false;
};