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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef BACKENDS_CLOUD_STORAGE_H
#define BACKENDS_CLOUD_STORAGE_H
#include "backends/cloud/storagefile.h"
#include "backends/cloud/storageinfo.h"
#include "backends/networking/curl/request.h"
#include "backends/networking/curl/curlrequest.h"
#include "common/array.h"
#include "common/stream.h"
#include "common/str.h"
#include "common/callback.h"
namespace Cloud {
class Storage {
public:
typedef Networking::Response<Common::Array<StorageFile>&> FileArrayResponse;
typedef Networking::Response<StorageInfo> StorageInfoResponse;
typedef Networking::Response<bool> BoolResponse;
typedef Common::BaseCallback<FileArrayResponse> *FileArrayCallback;
typedef Common::BaseCallback<StorageInfoResponse> *StorageInfoCallback;
typedef Common::BaseCallback<BoolResponse> *BoolCallback;
Storage() {}
virtual ~Storage() {}
/**
* Storage methods, which are used by CloudManager to save
* storage in configuration file.
*/
/**
* Save storage data using ConfMan.
* @param keyPrefix all saved keys must start with this prefix.
* @note every Storage must write keyPrefix + "type" key
* with common value (e.g. "Dropbox").
*/
virtual void saveConfig(Common::String keyPrefix) = 0;
/**
* Public Cloud API comes down there.
*
* All Cloud API methods return Networking::Request *, which
* might be used to control request. All methods also accept
* a callback, which is called, when request is complete.
*/
/** Returns Common::Array<StorageFile>. */
virtual Networking::Request *listDirectory(Common::String path, FileArrayCallback callback, bool recursive = false) = 0;
/** Calls the callback when finished. */
virtual Networking::Request *upload(Common::String path, Common::SeekableReadStream *contents, BoolCallback callback) = 0;
/** Returns pointer to Networking::NetworkReadStream. */
virtual Networking::Request *streamFile(Common::String path, Networking::NetworkReadStreamCallback callback) = 0;
/** Calls the callback when finished. */
virtual Networking::Request *download(Common::String remotePath, Common::String localPath, BoolCallback callback) = 0;
/** Returns Common::Array<StorageFile> with list of files, which were not downloaded. */
virtual Networking::Request *downloadFolder(Common::String remotePath, Common::String localPath, FileArrayCallback callback, bool recursive = false) = 0;
/** Calls the callback when finished. */
virtual Networking::Request *remove(Common::String path, BoolCallback callback) = 0;
/** Calls the callback when finished. */
virtual Networking::Request *syncSaves(BoolCallback callback) = 0;
/** Calls the callback when finished. */
virtual Networking::Request *createDirectory(Common::String path, BoolCallback callback) = 0;
/** Calls the callback when finished. */
virtual Networking::Request *touch(Common::String path, BoolCallback callback) = 0;
/** Returns the StorageInfo struct. */
virtual Networking::Request *info(StorageInfoCallback callback) = 0;
/** Returns whether saves sync process is running. */
virtual bool isSyncing() = 0;
/** Returns whether there are any requests running. */
virtual bool isWorking() = 0;
};
} // End of namespace Cloud
#endif
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