json_helper.h

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#ifndef JSON_HELPER_H
#define JSON_HELPER_H
 
#include <string>
#include <memory>
#include <unordered_map>
 
namespace mazes {
 
class json_helper {
public:
    explicit json_helper();
 
    ~json_helper();
 
    // Copy constructor
    json_helper(const json_helper& other);
 
    // Copy assignment operator
    json_helper& operator=(const json_helper& other);
 
    // Move constructor
    json_helper(json_helper&& other) noexcept = default;
 
    // Move assignment operator
    json_helper& operator=(json_helper&& other) noexcept = default;
 
    std::string from(const std::unordered_map<std::string, std::string>& map, int pretty_print = 4) const noexcept;
 
    bool from(const std::string& s, std::unordered_map<std::string, std::string>& m) const noexcept;
 
    bool load(const std::string& filename, std::unordered_map<std::string, std::string>& m) const noexcept;
 
private:
    class json_helper_impl;
    std::unique_ptr<json_helper_impl> impl;
};
 
} // namespace mazes
 
#endif // JSON_HELPER_H