#pragma once
#include "StructurePiece.h"

class NetherBridgePieces {
private:
    static const int MAX_DEPTH = 30;
    // the dungeon starts at 64 and traverses downwards to this point
    static const int LOWEST_Y_POSITION = 10;

    // 4J - added to replace use of Class<? extends NetherBridgePiece> within
    // this class
    enum EPieceClass {
        EPieceClass_BridgeStraight,
        EPieceClass_BridgeEndFiller,
        EPieceClass_BridgeCrossing,
        EPieceClass_RoomCrossing,
        EPieceClass_StairsRoom,
        EPieceClass_MonsterThrone,
        EPieceClass_CastleEntrance,
        EPieceClass_CastleStalkRoom,
        EPieceClass_CastleSmallCorridorPiece,
        EPieceClass_CastleSmallCorridorCrossingPiece,
        EPieceClass_CastleSmallCorridorRightTurnPiece,
        EPieceClass_CastleSmallCorridorLeftTurnPiece,
        EPieceClass_CastleCorridorStairsPiece,
        EPieceClass_CastleCorridorTBalconyPiece
    };

    class PieceWeight {
    public:
        EPieceClass pieceClass;
        const int weight;
        int placeCount;
        int maxPlaceCount;
        bool allowInRow;

        PieceWeight(EPieceClass pieceClass, int weight, int maxPlaceCount,
                    bool allowInRow);
        PieceWeight(EPieceClass pieceClass, int weight, int maxPlaceCount);
        bool doPlace(int depth);
        bool isValid();
    };

    static const int BRIDGE_PIECEWEIGHTS_COUNT = 6;
    static const int CASTLE_PIECEWEIGHTS_COUNT = 7;
    static NetherBridgePieces::PieceWeight*
        bridgePieceWeights[BRIDGE_PIECEWEIGHTS_COUNT];
    static NetherBridgePieces::PieceWeight*
        castlePieceWeights[CASTLE_PIECEWEIGHTS_COUNT];

private:
    class NetherBridgePiece;
    static NetherBridgePiece* findAndCreateBridgePieceFactory(
        NetherBridgePieces::PieceWeight* piece,
        std::list<StructurePiece*>* pieces, Random* random, int footX,
        int footY, int footZ, int direction, int depth);

    /**
     *
     *
     */
public:
    class StartPiece;

private:
    class NetherBridgePiece : public StructurePiece {
    protected:
        NetherBridgePiece(int genDepth);

    private:
        int updatePieceWeight(std::list<PieceWeight*>* currentPieces);

        NetherBridgePiece* generatePiece(
            StartPiece* startPiece,
            std::list<NetherBridgePieces::PieceWeight*>* currentPieces,
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int depth);
        StructurePiece* generateAndAddPiece(StartPiece* startPiece,
                                            std::list<StructurePiece*>* pieces,
                                            Random* random, int footX,
                                            int footY, int footZ, int direction,
                                            int depth, bool isCastle);

    protected:
        StructurePiece* generateChildForward(StartPiece* startPiece,
                                             std::list<StructurePiece*>* pieces,
                                             Random* random, int xOff, int yOff,
                                             bool isCastle);
        StructurePiece* generateChildLeft(StartPiece* startPiece,
                                          std::list<StructurePiece*>* pieces,
                                          Random* random, int yOff, int zOff,
                                          bool isCastle);
        StructurePiece* generateChildRight(StartPiece* startPiece,
                                           std::list<StructurePiece*>* pieces,
                                           Random* random, int yOff, int zOff,
                                           bool isCastle);

        static bool isOkBox(BoundingBox* box,
                            StartPiece* startRoom);  // 4J added startRoom param
        void generateLightPost(Level* level, Random* random,
                               BoundingBox* chunkBB, int x, int y, int z,
                               int xOff, int zOff);

        void generateLightPostFacingRight(Level* level, Random* random,
                                          BoundingBox* chunkBB, int x, int y,
                                          int z);
        void generateLightPostFacingLeft(Level* level, Random* random,
                                         BoundingBox* chunkBB, int x, int y,
                                         int z);
        void generateLightPostFacingUp(Level* level, Random* random,
                                       BoundingBox* chunkBB, int x, int y,
                                       int z);
        void generateLightPostFacingDown(Level* level, Random* random,
                                         BoundingBox* chunkBB, int x, int y,
                                         int z);
    };

    /**
     *
     *
     */
    class BridgeStraight : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 10;
        static const int depth = 19;

    public:
        BridgeStraight(int genDepth, Random* random, BoundingBox* stairsBox,
                       int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static BridgeStraight* createPiece(std::list<StructurePiece*>* pieces,
                                           Random* random, int footX, int footY,
                                           int footZ, int direction,
                                           int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    class BridgeEndFiller : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 10;
        static const int depth = 8;

        int selfSeed;

    public:
        BridgeEndFiller(int genDepth, Random* random, BoundingBox* stairsBox,
                        int direction);
        static BridgeEndFiller* createPiece(std::list<StructurePiece*>* pieces,
                                            Random* random, int footX,
                                            int footY, int footZ, int direction,
                                            int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    class BridgeCrossing : public NetherBridgePiece {
    private:
        static const int width = 19;
        static const int height = 10;
        static const int depth = 19;

    public:
        BridgeCrossing(int genDepth, Random* random, BoundingBox* stairsBox,
                       int direction);

    protected:
        BridgeCrossing(Random* random, int west, int north);

    public:
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static BridgeCrossing* createPiece(std::list<StructurePiece*>* pieces,
                                           Random* random, int footX, int footY,
                                           int footZ, int direction,
                                           int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

public:
    class StartPiece : public BridgeCrossing {
    public:
        bool isLibraryAdded;
        PieceWeight* previousPiece;
        Level* m_level;

        std::list<PieceWeight*> availableBridgePieces;
        std::list<PieceWeight*> availableCastlePieces;

        // this queue is used so that the addChildren calls are
        // called in a random order
        std::vector<StructurePiece*> pendingChildren;

        StartPiece(Random* random, int west, int north,
                   Level* level);  // 4J Added level param
    };

private:
    class RoomCrossing : public NetherBridgePiece {
    private:
        static const int width = 7;
        static const int height = 9;
        static const int depth = 7;

    public:
        RoomCrossing(int genDepth, Random* random, BoundingBox* box,
                     int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static RoomCrossing* createPiece(std::list<StructurePiece*>* pieces,
                                         Random* random, int footX, int footY,
                                         int footZ, int direction,
                                         int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    class StairsRoom : public NetherBridgePiece {
    private:
        static const int width = 7;
        static const int height = 11;
        static const int depth = 7;

    public:
        StairsRoom(int genDepth, Random* random, BoundingBox* box,
                   int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static StairsRoom* createPiece(std::list<StructurePiece*>* pieces,
                                       Random* random, int footX, int footY,
                                       int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    class MonsterThrone : public NetherBridgePiece {
    private:
        static const int width = 7;
        static const int height = 8;
        static const int depth = 9;

        bool hasPlacedMobSpawner;

    public:
        MonsterThrone(int genDepth, Random* random, BoundingBox* box,
                      int direction);
        static MonsterThrone* createPiece(std::list<StructurePiece*>* pieces,
                                          Random* random, int footX, int footY,
                                          int footZ, int direction,
                                          int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleEntrance : public NetherBridgePiece {
    private:
        static const int width = 13;
        static const int height = 14;
        static const int depth = 13;

    public:
        CastleEntrance(int genDepth, Random* random, BoundingBox* stairsBox,
                       int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleEntrance* createPiece(std::list<StructurePiece*>* pieces,
                                           Random* random, int footX, int footY,
                                           int footZ, int direction,
                                           int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleStalkRoom : public NetherBridgePiece {
    private:
        static const int width = 13;
        static const int height = 14;
        static const int depth = 13;

    public:
        CastleStalkRoom(int genDepth, Random* random, BoundingBox* stairsBox,
                        int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleStalkRoom* createPiece(std::list<StructurePiece*>* pieces,
                                            Random* random, int footX,
                                            int footY, int footZ, int direction,
                                            int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleSmallCorridorPiece : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 7;
        static const int depth = 5;

    public:
        CastleSmallCorridorPiece(int genDepth, Random* random,
                                 BoundingBox* stairsBox, int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleSmallCorridorPiece* createPiece(
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleSmallCorridorCrossingPiece : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 7;
        static const int depth = 5;

    public:
        CastleSmallCorridorCrossingPiece(int genDepth, Random* random,
                                         BoundingBox* stairsBox, int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleSmallCorridorCrossingPiece* createPiece(
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleSmallCorridorRightTurnPiece : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 7;
        static const int depth = 5;

    public:
        CastleSmallCorridorRightTurnPiece(int genDepth, Random* random,
                                          BoundingBox* stairsBox,
                                          int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleSmallCorridorRightTurnPiece* createPiece(
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleSmallCorridorLeftTurnPiece : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 7;
        static const int depth = 5;

    public:
        CastleSmallCorridorLeftTurnPiece(int genDepth, Random* random,
                                         BoundingBox* stairsBox, int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleSmallCorridorLeftTurnPiece* createPiece(
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleCorridorStairsPiece : public NetherBridgePiece {
    private:
        static const int width = 5;
        static const int height = 14;
        static const int depth = 10;

    public:
        CastleCorridorStairsPiece(int genDepth, Random* random,
                                  BoundingBox* stairsBox, int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleCorridorStairsPiece* createPiece(
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };

    /**
     *
     *
     */
    class CastleCorridorTBalconyPiece : public NetherBridgePiece {
    private:
        static const int width = 9;
        static const int height = 7;
        static const int depth = 9;

    public:
        CastleCorridorTBalconyPiece(int genDepth, Random* random,
                                    BoundingBox* stairsBox, int direction);
        virtual void addChildren(StructurePiece* startPiece,
                                 std::list<StructurePiece*>* pieces,
                                 Random* random);
        static CastleCorridorTBalconyPiece* createPiece(
            std::list<StructurePiece*>* pieces, Random* random, int footX,
            int footY, int footZ, int direction, int genDepth);
        virtual bool postProcess(Level* level, Random* random,
                                 BoundingBox* chunkBB);
    };
};