/*
	$Revision: 2 $
	$Date: 6/11/04 21:49 $
	Copyright © 2004, FSL Technologies Limited. Contact "http://fost3.fsltech.com".
*/


#ifndef FOST_KPI_HPP
#define FOST_KPI_HPP
#pragma once


#include <FOST.timedate.hpp>
#include "FOST.yaml.hpp"


#ifdef F3UTIL_EXPORTS
#define FOST_KPI_HPP_ARCHIVE L"$Archive: /FOST.3/F3Util/FOST.kpi.hpp $"
#define FOST_KPI_HPP_REVISION L"$Revision: 2 $"
#define FOST_KPI_HPP_DATE L"$Date: 6/11/04 21:49 $"
#endif


namespace FSLib {

	namespace Process {


		class Task;


		class F3UTIL_DECLSPEC __declspec( novtable ) Manager : public boost::noncopyable {
		public:
			Manager( const FSLib::wstring &name );
			virtual ~Manager();

			virtual void start( const Task & ) const = 0;
			virtual void done( const Task & ) const = 0;
			virtual void complete( const Task & ) const = 0;

		private:
			friend Task;
			static void start( const Process::Task &, std::list< init_ptr< const Manager > > & );

		private:
			wstring m_name;
			Setting m_force;
		};


		class F3UTIL_DECLSPEC Task : public boost::noncopyable {
		public:
			enum t_time { e_second, e_minute, e_hour, e_day, e_week, e_year };
			static Task &task();

			inline Task( const wstring &position );
			inline Task( unsigned __int64 number, const wstring &position );
			inline Task( const wstring &workUnit, const wstring &position );
			inline Task( const wstring &workUnit, unsigned __int64 number, const wstring &position );
			inline ~Task();

			inline void done( unsigned __int64 amount = 1 );

			inline void complete();

			Nullable< TimeStamp > eta() const;
			std::pair< Time::t_seconds, t_time > rate() const;

			const Period< void > &during() const { return m_during; }
			const wstring &position() const { return m_position; }
			const wstring &reference() const { return m_reference; }
			const Nullable< wstring > &workUnit() const { return m_workUnit; }
			const Nullable< unsigned __int64 > &work() const { return m_work; }
			const unsigned __int64 &done() const { return m_done; }

		private:
			wstring m_position, m_reference;
			Period< void > m_during;
			Nullable< unsigned __int64 > m_work;
			unsigned __int64 m_done;
			Nullable< wstring > m_workUnit;
			std::list< init_ptr< const Manager > > m_managers;
		};


	}


	template<> F3UTIL_DECLSPEC wstring toString< Process::Task::t_time >( const Process::Task::t_time & t );


}


#endif // FOST_KPI_HPP


/*
	$History: FOST.kpi.hpp $
 * 
 * *****************  Version 2  *****************
 * User: Kirit        Date: 6/11/04    Time: 21:49
 * Updated in $/FOST.3/F3Util
 * Added basics of new KPI based logging system.
 * 
 * *****************  Version 1  *****************
 * User: Kirit        Date: 4/11/04    Time: 18:07
 * Created in $/FOST.3/F3Util
 * Added initial outline for KPI manager.
*/