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squawk/core/networkaccess.h

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/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef CORE_NETWORKACCESS_H
#define CORE_NETWORKACCESS_H
#include <QObject>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QFileInfo>
#include <QFile>
#include <QStandardPaths>
#include <set>
#include "storage.h"
namespace Core {
/**
* @todo write docs
*/
class NetworkAccess : public QObject
{
Q_OBJECT
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struct Transfer;
public:
NetworkAccess(QObject* parent = nullptr);
virtual ~NetworkAccess();
void start();
void stop();
signals:
void fileLocalPathResponse(const QString& messageId, const QString& path);
void downloadFileProgress(const QString& messageId, qreal value);
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void downloadFileError(const QString& messageId, const QString& path);
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void uploadFileProgress(const QString& messageId, qreal value);
void uploadFileError(const QString& messageId, const QString& path);
public slots:
void fileLocalPathRequest(const QString& messageId, const QString& url);
void downladFileRequest(const QString& messageId, const QString& url);
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void uploadFileRequest(const QString& messageId, const QString& url, const QString& path);
private:
void startDownload(const QString& messageId, const QString& url);
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void startUpload(const QString& messageId, const QString& url, const QString& path);
QString getErrorText(QNetworkReply::NetworkError code);
private slots:
void onDownloadProgress(qint64 bytesReceived, qint64 bytesTotal);
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void onDownloadError(QNetworkReply::NetworkError code);
void onDownloadFinished();
void onUploadProgress(qint64 bytesReceived, qint64 bytesTotal);
void onUploadError(QNetworkReply::NetworkError code);
void onUploadFinished();
private:
bool running;
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QNetworkAccessManager* manager;
Storage files;
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std::map<QString, Transfer*> downloads;
std::map<QString, Transfer*> uploads;
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struct Transfer {
std::set<QString> messages;
qreal progress;
QNetworkReply* reply;
bool success;
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QString path;
QFile* file;
};
};
}
#endif // CORE_NETWORKACCESS_H