SHADE_Y3/SHADE_Engine/src/ECS_Base/System/SHSystem.h

/*********************************************************************
 * \file   SHSystem.h
 * \author Daniel Chua Yee Chen
 * \brief  Declaration for the SHSytem abstract base class
 *
 * \copyright Copyright (c) 2021 DigiPen Institute of Technology. Reproduction
	 or disclosure of this file or its contents without the prior written
	 consent of DigiPen Institute of Technology is prohibited.
 *********************************************************************/

#pragma once

#include "../SHECSMacros.h"
#include "SH_API.h"

namespace SHADE
{

	class SHSystemManager;

	class SH_API SHSystem
	{
	private:
		SystemID systemID;

	protected:
		/*!*************************************************************************
		 * \brief
		 * Protected default constructor for SHSytem class
		***************************************************************************/
		SHSystem()= default;
		



	public:
		/*!*************************************************************************
		* \brief
		* Destructor for SHSytem class
		***************************************************************************/
		virtual ~SHSystem()  = default;
		
		/*!*************************************************************************
		 * \brief 
		 * Pure virtual Init function. Derived class must implement this
		***************************************************************************/
		virtual void Init() = 0;

		///*!*************************************************************************
		// * \brief 
		// * Pure virtual Run function. Derived class must implement this
		// * \param dt
		// * Delta time
		//***************************************************************************/
		//virtual void Run(float dt) = 0;

		/*!*************************************************************************
		 * \brief 
		 * Pure virtual Exit function. Derived class must implement this
		***************************************************************************/
		virtual void Exit() = 0;

		friend class SHSystemManager;

		inline SystemID GetSystemID(void) const noexcept { return systemID; }
		inline SystemVersionID GetSystemVersion(void) const noexcept { return static_cast<SystemVersionID>(systemID >> sizeof(SystemVersionID) * CHAR_BIT); }


	};



}