#include <Windows.h>
#include "LEditor.h"
#include <tchar.h>
#include "LEngine.h"
#include "Ui.h"
#include "Controls/UiHwndCoreWindow.h"
#include "Controls/UiSwapChainWindow.h"
#include "RenderTargetOutput.h"
#include "SwapChainOutput.h"
#include "Mesh.h"
#include "GameObject.h"
#include "SceneRenderer.h"
#include "AssetManager.h"
#include "ObjMeshLoader.h"
#include "FreeCameraController.h"
#include "Input.h"
#include <chrono>
#include "BoundsView.h"
#include <objbase.h>
#include "AssetDatabase.h"
#include "AssetMetadata.h"
#include "OutputArchive.h"
#include "InputArchive.h"
#include "Asset.h"
#include "AssetFile.h"
#include <sstream>

#pragma comment(lib, "lframework.lib")

GameObjectPtr CreateCube() {
	auto cubeObject = GameObject::create();
	cubeObject->AddComponent<MeshRenderer>()->SetMesh(Mesh::Create([](MeshPtr mesh) {MeshGenerator::Cube(mesh, true); }));
	return cubeObject;
}

struct TestObject : public Object {
	uint8_t uint8_t_;
	uint16_t uint16_t_;
	uint32_t uint32_t_;
	uint64_t uint64_t_;
	std::string string_;
	std::wstring wstring_;

	std::shared_ptr<TestObject> next;

	virtual void serialize(Archive& archive) override {
		archive << uint8_t_ << uint16_t_ << uint32_t_;
		archive << uint64_t_ << string_ << wstring_;
		archive << std::static_pointer_cast<Object>(next);
	}
};

void SaveScene(const std::wstring& path){
	AssetDatabase::get().open_asset_file(path);

	AssetFile asset(Guid(1, 2, 3, 4), path);

	//find all game objects
	auto scene_objects = Object::FindObjectsOfType<GameObject>();

	//add all game objects and components to scene asset
	for(auto obj : scene_objects){
		asset.AddObject(obj);
		auto components = obj->GetComponents<Component>();
		for (auto component : components) {
			asset.AddObject(component);
		}
	}

	asset.Save();
}

void CreateTestScene(){
	auto cameraGo = GameObject::create();
	cameraGo->SetName(L"Main camera");
	cameraGo->AddComponent<Camera>()->fov = 45.0f;
	cameraGo->transform->SetLocalPosition(float3(0.0f, 4.0f, -4.0f));
	cameraGo->AddComponent<FreeCameraController>();
}

void LoadScene(const std::wstring& path){
	auto archive = AssetDatabase::get().open_asset_file(path);
}


int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow) {
	AllocConsole();
	freopen("CONOUT$", "w", stdout);

	auto ints = Input::Instance();
	AssetDatabase::get().set_root_path(L"D:\\lengine\\Assets");

	auto editorWindow = UiSwapChainWindow::Create(L"LEngineEditorWindow");
	auto engine = LEngine::Instance();
	engine->Init(L"D:/lengine/LEngine/");
	engine->LoadScene("");

	std::wstring scene = L"TestScene.asset";

	CreateTestScene();
	//SaveScene(scene);

	//LoadScene(scene);

	auto outputs = engine->GetRenderer()->EnumOutputs();
	auto modes = engine->GetRenderer()->GetDisplayModes(DXGI_FORMAT_B8G8R8A8_UNORM, outputs[0]);

	editorWindow->size = UiSize(640, 480);


	auto output = std::make_shared<SwapChainOutput>(engine->GetRenderer(), editorWindow->GetWindow()->GetHwnd(), 640, 480, false);
	engine->AddOutput(output);

	auto sceneRenderer = std::make_shared<SceneRenderer>();
	
	ObjMeshLoader loader;
	auto ob = loader.Load(L"D:\\lengine\\Assets\\Boxes.obj");
	//ob[0]->AddComponent<BoundsView>();

	auto mat = Material::Create(Shader::Create(L"shaders/shader.fx"), "");
	auto tex = AssetManager::Instance()->LoadTexture(L"textures/1_store.dds");
	mat->GetParametersBlock().SetTexture("diffuse", tex);


	for(auto o : ob)
	{
		o->GetComponent<MeshRenderer>()->SetMaterial(mat, 0);
	}

	/*AssetMetadata meta(L"D:\\lengine\\Assets\\Boxes.obj");
	meta.Save();

	auto& factory = ObjectsFactory::instance();

*/
	auto cameras = Object::FindObjectsOfType<Camera>();
	
	auto cameraGo = cameras[0]->gameObject;

	cameraGo->transform->SetLocalPosition(float3(0.0f, 0.0f, -4.0f));

	typedef std::chrono::high_resolution_clock clock;

	auto last_time = clock::now();
	float delta_time = 0.0f;

	float totalTime = 0;
	while (true) {
		auto now_time = clock::now();
		delta_time = (float)((double)std::chrono::duration_cast<std::chrono::microseconds>(now_time - last_time).count() / 1000000.0);
		last_time = now_time;
		totalTime += delta_time;
		if(totalTime >= 30.0f)
		{
			//sceneRenderer->createPSO = false;
		}
		std::chrono::high_resolution_clock::now();
		LEngine::Instance()->GetActiveScene()->tick(delta_time);
		sceneRenderer->RenderScene(engine->GetRenderer(), engine->GetActiveScene(), cameraGo->GetComponent<Camera>(), output);
		editorWindow->Update(1);
		Input::Instance()->strobe();
		//output->Present();
	}

	return 0;
}