#include "tier2/ifilesystem.h"
#include "igamewindow.h"
#include "materialsystem/imaterialsystem.h"
#include "tier1/interface.h"
#include "tier0/commandline.h"
#include "tier0/mem.h"
#include "sv_dll.h"

IRenderContext *g_pRenderContext;
IFileSystem *filesystem;

extern "C" void FunnyMain( int argc, char **argv )
{
	CommandLine()->CreateCommandLine(argc, argv);

	CreateInterfaceFn pFilesystemFactory = Sys_GetFactory("filesystem_std");

	filesystem = (IFileSystem*)pFilesystemFactory(FILESYSTEM_INTERFACE_VERSION, NULL);
	filesystem->Init();

	CreateInterfaceFn pMaterialSystemFactory = Sys_GetFactory("MaterialSystem");
	CreateInterfaceFn pRenderSystemFactory = Sys_GetFactory("RenderSystemVulkan");
	g_pRenderContext = (IRenderContext*)pRenderSystemFactory(RENDER_CONTEXT_INTERFACE_VERSION, NULL);
	g_pRenderContext->Init();

	ServerGameDLL()->Init();

	IShader *pShader = NULL;
	IBuffer *pCameraInfoBuffer = NULL;
	IMaterial *pMaterial = NULL;

	IImage *pOutputImage = NULL;
	IVertexBuffer *pVertices = NULL;

	float vertices[9] = {
		0,-0.5,   0.5,
		0.5,0.5,  0.5,
		-0.5,0.5, 0.5,
	};

	pVertices = g_pRenderContext->CreateVertexBuffer(36);

	void *pMapped = pVertices->Map();
	V_memcpy(pMapped, vertices, 36);
	pVertices->Unmap();

	pCameraInfoBuffer = g_pRenderContext->CreateConstantBuffer(64);

	/*
	pShader = g_pRenderContext->CreateShader("funnygame/core/shaders/flat.shader_c");
	pMaterial = g_pRenderContext->CreateMaterial(pShader);
	pMaterial->PSSetConstantsBuffer(0, pCameraInfoBuffer);
	*/
	
	pOutputImage = g_pRenderContext->CreateRenderTarget(
			1280,
			720,
			IMAGE_FORMAT_RGBA8_UNORM,
			MULTISAMPLE_TYPE_NONE);

	IRenderCommandList *pCommandList = g_pRenderContext->CreateCommandList();
	pCommandList->StartRecording();
	pCommandList->SetRenderTarget(0, pOutputImage);
	pCommandList->SetClearColor(0, 1,0,0,0);
	pCommandList->EndRecording();

	for (;;) {
		/*
		if (g_pRenderContext->BIsOutputImageOutdated())
		{
			uint32_t nWidth;
			uint32_t nHeight;
			pOutputImage = g_pRenderContext->CreateRenderTarget(
					g_pRenderContext->GetNewOutputImageWidth(),
					g_pRenderContext->GetNewOutputImageHeight(),
					IMAGE_FORMAT_RGBA8_UNORM,
					MULTISAMPLE_TYPE_NONE);
		}
		*/

		g_pRenderContext->SubmitCommandList(pCommandList);
		g_pRenderContext->Frame(0);
	};

};