undo_file.h

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#pragma once
 
// standard includes
#include <filesystem>
 
// local includes
#include "nvprefs_common.h"
#include "undo_data.h"
 
namespace nvprefs {
 
  class undo_file_t {
  public:
    static std::optional<undo_file_t> open_existing_file(std::filesystem::path file_path, bool &access_denied);
 
    static std::optional<undo_file_t> create_new_file(std::filesystem::path file_path);
 
    bool delete_file();
 
    bool write_undo_data(const undo_data_t &undo_data);
 
    std::optional<undo_data_t> read_undo_data();
 
  private:
    undo_file_t() = default;
    safe_handle file_handle;
  };
 
}  // namespace nvprefs