#ifndef _CIFACE_SDL_H_
#define _CIFACE_SDL_H_

#include "../ControllerInterface.h"

// getting rid of warning, sdl/wxwidgets both define it
#undef M_PI
// really dum
#ifdef _WIN32
	#include <sdl.h>
	#include <sdl_haptic.h>
#else
	#include <SDL/sdl.h>
	#include <SDL/sdl_haptic.h>
#endif

namespace ciface
{
namespace SDL
{

void Init( std::vector<ControllerInterface::Device*>& devices );

class Joystick : public ControllerInterface::Device
{
	friend class ControllerInterface;
	friend class ControllerInterface::ControlReference;

protected:

	class EffectIDState
	{
		friend class Joystick;
	protected:
		EffectIDState() : id(-1), changed(false) { memset( &effect, 0, sizeof(effect)); }
	protected:
		SDL_HapticEffect	effect;
		int					id;
		bool				changed;
	};

	class Input : public ControllerInterface::Device::Input
	{
		friend class Joystick;
	protected:
		Input( const unsigned int index ) : m_index(index) {}
		virtual ControlState GetState( SDL_Joystick* const js ) const = 0;
		
		const unsigned int		m_index;
	};

	class Output : public ControllerInterface::Device::Output
	{
		friend class Joystick;
	protected:
		Output( const size_t index ) : m_index(index) {}
		virtual void SetState( const ControlState state, EffectIDState* const effect ) = 0;
		
		const size_t		m_index;
	};

	class Button : public Input
	{
		friend class Joystick;
	public:
		std::string GetName() const;
	protected:
		Button( const unsigned int index ) : Input(index) {}
		ControlState GetState( SDL_Joystick* const js ) const;
	};
	class Axis : public Input
	{
		friend class Joystick;
	public:
		std::string GetName() const;
	protected:
		Axis( const unsigned int index, const Sint16 range ) : Input(index), m_range(range) {}
		ControlState GetState( SDL_Joystick* const js ) const;
	private:
		const Sint16		m_range;
	};

	class Hat : public Input
	{
		friend class Joystick;
	public:
		std::string GetName() const;
	protected:
		Hat( const unsigned int index, const unsigned int direction ) : Input(index), m_direction(direction) {}
		ControlState GetState( SDL_Joystick* const js ) const;
	private:
		const unsigned int		m_direction;
	};

	class ConstantEffect : public Output
	{
		friend class Joystick;
	public:
		std::string GetName() const;
	protected:
		ConstantEffect( const size_t index ) : Output(index) {}
		void SetState( const ControlState state, EffectIDState* const effect );
	};

	class RampEffect : public Output
	{
		friend class Joystick;
	public:
		std::string GetName() const;
	protected:
		RampEffect( const size_t index ) : Output(index) {}
		void SetState( const ControlState state, EffectIDState* const effect );
	};

	bool UpdateInput();
	bool UpdateOutput();

	ControlState GetInputState( const ControllerInterface::Device::Input* const input );
	void SetOutputState( const ControllerInterface::Device::Output* const output, const ControlState state );

public:
	Joystick( SDL_Joystick* const joystick, const unsigned int index );
	~Joystick();

	std::string GetName() const;
	int GetId() const;
	std::string GetSource() const;

private:
	std::vector<EffectIDState>	m_state_out;

	SDL_Haptic*					m_haptic;
	SDL_Joystick* const			m_joystick;
	const unsigned int			m_index;
};


}
}

#endif