static_handler.hpp

#pragma once

#include "image_handler.hpp"

#include <cstdint>
#include <fstream>
#include <memory>
#include <string>
#include <vector>

namespace blobs
{

class StaticLayoutHandler : public ImageHandlerInterface
{
  public:
    /**
     * Create a StaticLayoutHandler.  This appears to be a basic file writer, if
     * it doesn't end up doing more, then it will be converted into such.
     *
     * @param[in] temporaryName - where to write the firmware image while it's
     * being uploaded.
     */
    explicit StaticLayoutHandler(const std::string& temporaryName) :
        stagedFilename(temporaryName){};

    /* Destroying the ofstream closes it first. */
    ~StaticLayoutHandler() = default;

    /* Opens the stagedFilename. */
    bool open(const std::string& path) override;
    void close() override;
    bool write(std::uint32_t offset,
               const std::vector<std::uint8_t>& data) override;

  private:
    std::string path;

    /** The staged output file stream object. */
    std::ofstream stagedOutput;

    /** The file to use for staging the bytes. */
    std::string stagedFilename;
};

} // namespace blobs