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#ifndef GAME_HPP
# define GAME_HPP
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <stack>
#include <algorithm>
class Game
{
public:
Game(std::string fmt);
Game(std::ifstream &file);
~Game();
enum Direction
{
DirectionUp,
DirectionDown,
DirectionLeft,
DirectionRight,
};
enum Cell
{
CellEmpty = 0,
CellWall,
CellCrate,
CellPayload,
CellCrateSolved
};
struct Position
{
size_t y, x;
};
bool won();
void move(Direction direction);
void undo();
void reset();
Cell get(int y, int x) const;
Cell get(Position pos) const;
size_t getHeight() const;
size_t getWidth() const;
Position const &getPlayer() const;
Direction getPlayerDirection() const;
private:
size_t m_width;
size_t m_height;
Cell **m_grid;
Position m_playerPos;
Direction m_playerDirection;
std::vector<Position> m_cratePos;
std::vector<Position> m_payloadPos;
std::stack< std::pair<Position, std::vector<Position> > > m_history;
void construct(std::string fmt);
void findWidth(std::string fmt);
bool tryMoveCrate(Position &pos, Direction direction);
bool validPosition(Position pos);
static Position makePos(int y, int x);
};
bool operator==(Game::Position const &a, Game::Position const &b);
bool operator!=(Game::Position const &a, Game::Position const &b);
#endif
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