#pragma once

#include "Assets/SHAssetMacros.h"
#include "ECS_Base/SHECSMacros.h"
#include <unordered_set>
#include <unordered_map>


namespace SHADE
{
  class SHPrefabManager
  {
  public:
    using PrefabMap = std::unordered_map<AssetID, std::unordered_set<EntityID>>;

    static void AddPrefab(AssetID const& prefabAssetID) noexcept;
    static void RemovePrefab(AssetID const& prefabAssetID) noexcept;
    static void ClearPrefab(AssetID const& prefabAssetID) noexcept;
    static void UpdateAllPrefabEntities(AssetID const& prefabAssetID) noexcept;
    static void AddEntity(AssetID const& prefabAssetID, EntityID const& eid) noexcept;
    static void RemoveEntity(AssetID const& prefabAssetID, EntityID const& eid) noexcept;
    static void Clear() noexcept;
    static bool Empty() noexcept;

  private:
    static PrefabMap prefabMap;
  };
}