SGFTree.h

#ifndef SGFTREE_H_INCLUDED
#define SGFTREE_H_INCLUDED

#include <vector>
#include <map>
#include <string>
#include <sstream>
#include "KoState.h"
#include "GameState.h"

class SGFTree {
public:
    static const int EOT = 0;               // End-Of-Tree marker

    SGFTree() = default;
    void init_state();

    KoState * get_state();
    KoState * get_state_from_mainline(unsigned int movenum = 999);
    GameState follow_mainline_state(unsigned int movenum = 999);
    std::vector<int> get_mainline();
    void load_from_file(std::string filename, int index = 0);
    void load_from_string(std::string gamebuff);

    int count_mainline_moves(void);

    void add_property(std::string property, std::string value);
    SGFTree * add_child();
    SGFTree * get_child(unsigned int count);
    int get_move(int tomove);
    FastBoard::square_t get_winner();

    static std::string state_to_string(GameState * state, int compcolor);

private:
    void populate_states(void);
    void apply_move(int color, int move);
    void apply_move(int move);
    void copy_state(const SGFTree& state);
    int string_to_vertex(const std::string& move) const;

    using PropertyMap = std::multimap<std::string, std::string>;

    bool m_initialized{false};
    KoState m_state;
    FastBoard::square_t m_winner{FastBoard::INVAL};
    std::vector<SGFTree> m_children;
    PropertyMap m_properties;
};

#endif