#pragma once

#include <Core/Common/String.h>
#include <Core/Container/Vector.h>
#include <Core/Memory/MemoryArena.h>
#include <Entity/Entity.h>

typedef struct Archive       Archive;
typedef struct EntityManager EntityManager;

#pragma pack(push, 1)
typedef struct WorldFileHeader WorldFileHeader;
struct WorldFileHeader
{
    uint32 Magic; // 0x444C574A ('JWLD' in little-endian)
};
#pragma pack(pop)

#define kWorldMagic   ((uint32)0x444C574A) // 'JWLD'
#define kWorldVersion ((uint32)1)

typedef struct World World;
struct World
{
    Arena*         WorldArena;
    EntityManager* EntityManager;
};

void InitWorld(World* world, Arena* arena);
void ShutdownWorld(World* world);

void AddToWorld(World* world, Entity* entity);
void RemoveWorldEntity(World* world, size_t index);

void SerializeWorld(Archive* data, World* world, String filename);

#if JULIET_EDITOR
void RenderWorldEditorUI(World* world);
#endif