#ifndef PKE_ECS_HPP
#define PKE_ECS_HPP

#include "dynamic-array.hpp"
#include "macros.hpp"
#include "memory.hpp"
#include "components.hpp"

#include "glm/vec3.hpp"

extern DynArray<EntityHandle> EntitiesToBeRemoved;

static struct {
	uint64_t Entity =           1ULL << 0;
	uint64_t GrBinds =          1ULL << 1;
} ComponentTypes;

void ECS_Init();
void ECS_Tick(double delta);
EntityHandle ECS_CreateEntity(EntityHandle parentEntHandle = EntityHandle{EntityHandle_T{0xFFFFFFFFFFFFFFFF}});
void ECS_MarkForRemoval(EntityHandle entHandle);
uint64_t ECS_GetEntities_BucketCount();
Entity *ECS_GetEntities(uint64_t bucketIndex, uint64_t &itemCount);

CompGrBinds &ECS_CreateGrBinds(EntityHandle entHandle);
CompGrBinds *ECS_GetGrBinds(EntityHandle entHandle);
uint64_t ECS_GetGrBinds_BucketCount();
CompGrBinds *ECS_GetGrBinds(uint64_t bucketIndex, uint64_t &itemCount);

CompInstance &ECS_CreateInstance(EntityHandle entHandle, EntityHandle entityTypeEntityHandle);
CompInstance *ECS_GetInstance(EntityHandle entHandle);

#endif /* PKE_ECS_HPP */