#pragma once
#include <string>
#include <memory>
#include <optional>
#include <functional>
#include <cstdint>
#include <Eigen/Core>
#include "render/Renderer.h"
#include "InteractiveObjectState.h"

namespace FRG {

	class Renderer;

	struct LoadedGameObject {
		std::string name;                       // identity key — stays at top level
		LoadedGameObjectState creationInfo;     // paths + transforms for save/recreate
		std::shared_ptr<Texture> texture;
		std::shared_ptr<Texture> textureDarklands;
		VertexRenderStruct mesh;
	};

	struct InteractiveObject {
		LoadedGameObject         loadedObject;  // rendering assets
		InteractiveObjectState   state;         // all mutable + creation state

		// Factory: creates a fully-loaded InteractiveObject from a state descriptor.
		// Loads textures and mesh from state.objectInfo, computes mesh centering,
		// and sets state.position = jsonPosition + meshCenter.
		static InteractiveObject createFromState(InteractiveObjectState st,
		                                          Renderer& renderer,
		                                          const std::string& zipPath = "");

		// callbackName, if given, is the global Lua function name backing onComplete —
		// stored in the AnimTask so it survives save/load (see ScriptEngine::rehydrateNamedCallback).
		void moveTo(const Eigen::Vector3f& target, float durationSec, std::function<void()> onComplete = {}, std::string callbackName = "");
		void rotateTo(float targetRotY, float durationSec, std::function<void()> onComplete = {}, std::string callbackName = "");
		void scaleTo(float targetScale, float durationSec, std::function<void()> onComplete = {}, std::string callbackName = "");
		void fadeTo(float targetAlpha, float durationSec, std::function<void()> onComplete = {}, std::string callbackName = "");
		void update(int64_t deltaMs);
		void draw(Renderer& renderer) const;
		void drawDarklands(Renderer& renderer) const;
	};

} // namespace FRG