#ifndef COMMONPLUGINAPI_H
#define COMMONPLUGINAPI_H

#include <thread>
#include <condition_variable>

#ifdef MUPENPLUSAPI
#include "m64p_plugin.h"
#else
#include "ZilmarGFX_1_3.h"
#define RSPTHREAD
#endif

enum API_COMMAND {
	acNone = 0,
	acProcessDList,
	acUpdateScreen,
	acRomClosed
};

class PluginAPI
{
public:
#ifdef RSPTHREAD
	~PluginAPI()
	{
		delete m_pRspThread;
		m_pRspThread = NULL;
	}
#endif

	// Common
	void MoveScreen(int /*_xpos*/, int /*_ypos*/) {}
	void ProcessRDPList() {}
	void ViStatusChanged() {}
	void ViWidthChanged() {}

	void ProcessDList();
	void RomClosed();
	void RomOpen();
	void ShowCFB();
	void UpdateScreen();
	int InitiateGFX(const GFX_INFO & _gfxInfo);
	void ChangeWindow();

#ifndef MUPENPLUSAPI
	// Zilmar
	void DllTest(HWND /*_hParent*/) {}
	void DrawScreen() {}
	void CloseDLL(void) {}

	void CaptureScreen(char * _Directory);
	void DllConfig(HWND _hParent);
	void GetDllInfo (PLUGIN_INFO * PluginInfo);
	void ReadScreen(void **_dest, long *_width, long *_height);

	void DllAbout(HWND _hParent);
#else
	// MupenPlus
	void FBRead(unsigned int _addr) {}
	void FBWrite(unsigned int addr, unsigned int size) {}
	void FBGetFrameBufferInfo(void * _p) {}
	void ResizeVideoOutput(int _Width, int _Height);
	void ReadScreen2(void * _dest, int * _width, int * _height, int _front);

	m64p_error PluginStartup(m64p_dynlib_handle _CoreLibHandle);
	m64p_error PluginShutdown();
	m64p_error PluginGetVersion(
		m64p_plugin_type * _PluginType,
		int * _PluginVersion,
		int * _APIVersion,
		const char ** _PluginNamePtr,
		int * _Capabilities
	);
	void SetRenderingCallback(void (*callback)(int));
#endif

	static PluginAPI & get()
	{
		static PluginAPI api;
		return api;
	}

private:
	PluginAPI()
#ifdef RSPTHREAD
		: m_pRspThread(NULL), m_command(acNone)
	#endif
	{}
	PluginAPI(const PluginAPI &);

	void _initiateGFX(const GFX_INFO & _gfxInfo) const;

#ifdef RSPTHREAD
	void _callAPICommand(API_COMMAND _command);
	std::mutex m_rspThreadMtx;
	std::mutex m_pluginThreadMtx;
	std::condition_variable_any m_rspThreadCv;
	std::condition_variable_any m_pluginThreadCv;
	std::thread * m_pRspThread;
	API_COMMAND m_command;
#endif
};

inline PluginAPI & api()
{
	return PluginAPI::get();
}

#endif // COMMONPLUGINAPI_H