#pragma once

#include <SDL3/SDL.h>
#include <miniwin_ddraw.h>

struct DirectDrawSurface_SDL3GPUImpl : public IDirectDrawSurface3 {
	DirectDrawSurface_SDL3GPUImpl();
	DirectDrawSurface_SDL3GPUImpl(int width, int height, SDL_PixelFormat format);
	~DirectDrawSurface_SDL3GPUImpl() override;

	// IUnknown interface
	HRESULT QueryInterface(const GUID& riid, void** ppvObject) override;
	// IDirectDrawSurface interface
	HRESULT AddAttachedSurface(LPDIRECTDRAWSURFACE lpDDSAttachedSurface) override;
	HRESULT Blt(
		LPRECT lpDestRect,
		LPDIRECTDRAWSURFACE lpDDSrcSurface,
		LPRECT lpSrcRect,
		DDBltFlags dwFlags,
		LPDDBLTFX lpDDBltFx
	) override;
	HRESULT BltFast(DWORD dwX, DWORD dwY, LPDIRECTDRAWSURFACE lpDDSrcSurface, LPRECT lpSrcRect, DDBltFastFlags dwTrans)
		override;
	HRESULT Flip(LPDIRECTDRAWSURFACE lpDDSurfaceTargetOverride, DDFlipFlags dwFlags) override;
	HRESULT GetAttachedSurface(LPDDSCAPS lpDDSCaps, LPDIRECTDRAWSURFACE* lplpDDAttachedSurface) override;
	HRESULT GetDC(HDC* lphDC) override;
	HRESULT GetPalette(LPDIRECTDRAWPALETTE* lplpDDPalette) override;
	HRESULT GetPixelFormat(LPDDPIXELFORMAT lpDDPixelFormat) override;
	HRESULT GetSurfaceDesc(LPDDSURFACEDESC lpDDSurfaceDesc) override;
	HRESULT IsLost() override;
	HRESULT Lock(LPRECT lpDestRect, LPDDSURFACEDESC lpDDSurfaceDesc, DDLockFlags dwFlags, HANDLE hEvent) override;
	HRESULT ReleaseDC(HDC hDC) override;
	HRESULT Restore() override;
	HRESULT SetClipper(LPDIRECTDRAWCLIPPER lpDDClipper) override;
	HRESULT SetColorKey(DDColorKeyFlags dwFlags, LPDDCOLORKEY lpDDColorKey) override;
	HRESULT SetPalette(LPDIRECTDRAWPALETTE lpDDPalette) override;
	void SetAutoFlip(bool enabled);
	HRESULT Unlock(LPVOID lpSurfaceData) override;

private:
	bool m_autoFlip = false;
	SDL_Surface* m_surface = nullptr;
	IDirectDrawPalette* m_palette = nullptr;
};