ResponseSink.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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.
 */

#ifndef ACSDKASSETSCOMMON_RESPONSESINK_H_
#define ACSDKASSETSCOMMON_RESPONSESINK_H_
#include <fstream>
#include <memory>

#include "DownloadChunkQueue.h"
#include "DownloadStream.h"
#include "acsdkAssetsInterfaces/DavsRequest.h"
#include "acsdkAssetsInterfaces/VendableArtifact.h"

namespace alexaClientSDK {
namespace acsdkAssets {
namespace common {

class ResponseSink {
public:
    ResponseSink(const std::shared_ptr<commonInterfaces::DavsRequest>& request, const std::string& workingDirectory);

    virtual ~ResponseSink() = default;

    std::shared_ptr<commonInterfaces::VendableArtifact> getArtifact();

    std::string getArtifactPath();

    bool onHeader(const std::string& header);

    bool parser(std::shared_ptr<DownloadChunkQueue>& downloadChunkQueue);

private:
    void setContentType(const std::string& type);
    void setData(const char* buffer, size_t size);
    void endData();

private:
    enum class ContentType {
        NONE,
        JSON,
        ATTACHMENT
    };

    ContentType m_contentType;

    std::string m_jsonString;

    std::shared_ptr<DownloadStream> m_attachment;

    const std::string m_parentDirectory;

    std::string m_artifactPath;

    std::shared_ptr<commonInterfaces::DavsRequest> m_request;

    std::shared_ptr<commonInterfaces::VendableArtifact> m_artifact;

    std::string m_boundary;
};

}  // namespace common
}  // namespace acsdkAssets
}  // namespace alexaClientSDK

#endif  // ACSDKASSETSCOMMON_RESPONSESINK_H_