#pragma once
#include "../../IO/Files/File.h"
#include "ChunkStorage.h"
#include "../LevelChunk.h"

// 4J Stu - There are changes to this class for 1.8.2, but since we never use it
// anyway lets not worry about it

class ZoneFile;
class ZoneIo;

class ZonedChunkStorage : public ChunkStorage {
public:
    static const int BIT_TERRAIN_POPULATED;

    static const int CHUNKS_PER_ZONE_BITS;  // = 32
    static const int CHUNKS_PER_ZONE;       // ^2

    static const int CHUNK_WIDTH;

    static const int CHUNK_HEADER_SIZE;
    static const int CHUNK_SIZE;
    static const int CHUNK_LAYERS;
    static const int CHUNK_SIZE_BYTES;

    static const ByteOrder BYTEORDER;

    File dir;

private:
    std::unordered_map<int64_t, ZoneFile*> zoneFiles;
    int64_t tickCount;

public:
    ZonedChunkStorage(File dir);

private:
    int getSlot(int x, int z);
    ZoneFile* getZoneFile(int x, int z, bool create);
    ZoneIo* getBuffer(int x, int z, bool create);

public:
    LevelChunk* load(Level* level, int x, int z);
    void save(Level* level, LevelChunk* lc);

    void tick();

    void flush();

    void loadEntities(Level* level, LevelChunk* lc);
    void saveEntities(Level* level, LevelChunk* lc);
};