cloud-fs.h

/* 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 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/>.
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 */

#ifndef CLOUD_FILESYSTEM_H
#define CLOUD_FILESYSTEM_H

#include "backends/fs/abstract-fs.h"

#ifdef USE_CLOUD
#include "backends/cloud/cloudmanager.h"
#include "backends/cloud/storage.h"
#include "backends/cloud/storagefile.h"
#include "backends/networking/http/connectionmanager.h"
#include "backends/networking/http/httpjsonrequest.h"
#include "backends/networking/http/request.h"
#endif

#include "backends/fs/posix/posix-fs.h"

class CloudFilesystemNode : public AbstractFSNode {
#define CLOUD_FS_PATH "/cloud"
protected:
    static Common::HashMap<Common::String, AbstractFSList> _cloudFolders;
    Common::String _displayName;
    Common::String _path;
    Common::String _storageFileId;
    bool _isDirectory;
    bool _isValid;

    CloudFilesystemNode() : _isDirectory(false), _isValid(false), _storageFileId(nullptr) {}

    virtual AbstractFSNode *makeNode(const Common::String &path) const {
        return new CloudFilesystemNode(path);
    }

    void directoryListedCallback(const Cloud::Storage::ListDirectoryResponse &response);
    void directoryListedErrorCallback(const Networking::ErrorResponse &error);
    void fileDownloadedCallback(const Cloud::Storage::BoolResponse &response);
    void fileDownloadedErrorCallback(const Networking::ErrorResponse &error);

public:
    CloudFilesystemNode(const Common::String &path);

    bool exists() const override;
    Common::U32String getDisplayName() const override { return _displayName; }
    Common::String getName() const override { return _displayName; }
    Common::String getPath() const override { return _path; }
    bool isDirectory() const override { return _isDirectory; }
    bool isReadable() const override;
    bool isWritable() const override;

    AbstractFSNode *getChild(const Common::String &n) const override;
    bool getChildren(AbstractFSList &list, ListMode mode, bool hidden) const override;
    AbstractFSNode *getParent() const override;

    Common::SeekableReadStream *createReadStream() override;
    Common::SeekableWriteStream *createWriteStream(bool atomic) override;
    bool createDirectory() override;
};

#endif