Map.hpp

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// Copyright (c) 2020-2026 Chris Ohk
 
// I am making my contributions/submissions to this project solely in our
// personal capacity and am not conveying any rights to any intellectual
// property of any third parties.
 
#ifndef BABA_IS_AUTO_MAP_HPP
#define BABA_IS_AUTO_MAP_HPP
 
#include <baba-is-auto/Enums/GameEnums.hpp>
#include <baba-is-auto/Games/Object.hpp>
 
#include <optional>
#include <string_view>
#include <vector>
 
namespace baba_is_auto
{
using Position = std::pair<std::size_t, std::size_t>;
 
class Map
{
 public:
    Map() = default;
 
    Map(std::size_t width, std::size_t height);
 
    void Reset();
 
    std::size_t GetWidth() const;
 
    std::size_t GetHeight() const;
 
    void Load(std::string_view filename);
 
    void AddObject(std::size_t x, std::size_t y, ObjectType type);
 
    void AddObject(std::size_t x, std::size_t y, ObjectType type,
                   Direction direction);
 
    void RemoveObject(std::size_t x, std::size_t y, ObjectType type);
 
    bool RemoveObject(ObjectID id);
 
    bool MoveObject(ObjectID id, std::size_t x, std::size_t y);
 
    std::optional<Position> GetPosition(ObjectID id) const;
 
    ObjectInstance* GetInstance(ObjectID id);
 
    const ObjectInstance* GetInstance(ObjectID id) const;
 
    bool SetDirection(ObjectID id, Direction direction);
 
    std::optional<Direction> GetDirection(ObjectID id) const;
 
    Object& At(std::size_t x, std::size_t y);
 
    const Object& At(std::size_t x, std::size_t y) const;
 
    std::vector<Position> GetPositions(ObjectType type) const;
 
 private:
    friend class Game;
 
    void AddGeneratedObject(std::size_t x, std::size_t y, ObjectType type,
                            Direction direction);
 
    void AssignMissingObjectIDs();
 
    std::size_t m_width = 0;
    std::size_t m_height = 0;
 
    ObjectID m_initNextObjectID = 1;
    ObjectID m_nextObjectID = 1;
 
    bool m_mayHaveMissingObjectIDs = false;
 
    std::vector<Object> m_initObjects;
    std::vector<Object> m_objects;
};
}  // namespace baba_is_auto
 
#endif