#pragma once
#include <imgui.h>
#include <backends/imgui_impl_opengl3.h>
#include <backends/imgui_impl_glfw.h>
#include <ImGuizmo.h>
#include "../../src/YoggieEngine.h"


class GUIRenderer {
public:
	GUIRenderer(YoggieEngine::NativeWindow& window ) {
		IMGUI_CHECKVERSION();
		ImGui::CreateContext();
		ImGuiIO& io = ImGui::GetIO();
		io.ConfigFlags |= ImGuiConfigFlags_::ImGuiConfigFlags_ViewportsEnable;
		io.ConfigFlags |= ImGuiConfigFlags_::ImGuiConfigFlags_DockingEnable;
		io.Fonts->AddFontFromFileTTF("build/Debug/Fonts/Roboto-Regular.ttf", 18);

		ImGui::StyleColorsDark();

		ImGui_ImplGlfw_InitForOpenGL(window.GetGLFWHandle(), true);
		ImGui_ImplOpenGL3_Init("#version 450");

		ImGuizmo::SetImGuiContext(ImGui::GetCurrentContext());
		ImGuizmo::SetOrthographic(true);

	}

	void Begin ()
	{
		ImGui_ImplGlfw_NewFrame();
		ImGui_ImplOpenGL3_NewFrame();

		ImGui::NewFrame();
		ImGuizmo::BeginFrame();
	}

	void End()
	{	

		ImGui::EndFrame();


		ImGui::Render();
		ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());

		
		if (ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
		{
			GLFWwindow* last_context = glfwGetCurrentContext();
			ImGui::UpdatePlatformWindows();
			ImGui::RenderPlatformWindowsDefault();
			glfwMakeContextCurrent(last_context);
		}
		
		

	}


	~GUIRenderer(){
	

		ImGui_ImplOpenGL3_Shutdown();
		ImGui_ImplGlfw_Shutdown();
		ImGui::DestroyContext();


	}
};