/*
 * Task.cpp
 *
 *  Created on: 31.10.2010
 *      Author: sven
 */

#include "Task.h"
#include <iostream>

Task::Task() {
	// TODO Auto-generated constructor stub

}

Task::Task(char* name,int c,int p,int d)
:m_Name(name),m_origC(c),m_origP(p),m_origD(d),m_actC(c),m_actD(d)
,m_stepCounter(0),m_absoluteStepCounter(0)
{
//	this->dump();
}
Task::~Task() {
	// TODO Auto-generated destructor stub
}
void Task::dump() const {
	cout << "Task: " << m_Name << " " << m_origC << " "
			<< m_origP << " " << m_origD << endl;
}
void Task::dumpStep() const {
	cout << endl << m_Name << " actD " << m_actD << " actC " << m_actC
		<< " stepcounter " << m_stepCounter;
}
void Task::execute() {
//	if (m_actC <= 0) {
//		cout << " " << getName() << " execute error: actC <= 0 : " << m_actC << endl;
//	} else {
//		m_actC--;
//	}
//	if (m_actD < 0) {
//		cout << " " << getName() << " execute error: actD < 0 : " << m_actD;
//	} else {
//		m_actD--;
//	}
	m_actC--;
	m_actD--;
	m_stepCounter++;
	m_absoluteStepCounter++;
	checkPeriod();
	cout << getName();
}
void Task::requeue() {
//	if (m_actD < 0) {
//		cout << " " << getName() << " requeue error: actD < 0 : " << m_actD;
//	} else {
//		m_actD--;
//	}
	if(m_actC > 0) {
		m_actD--;
	}
	m_stepCounter++;
	m_absoluteStepCounter++;
	checkPeriod();
}
void Task::checkPeriod() {
	if(m_stepCounter == m_origP) {
		if( (m_actC > 0) && (m_actD > 0) ) {
			cout << " deadline miss ";
			dumpStep();
		}
		m_stepCounter = 0;
		m_actC = m_origC;
		m_actD = m_origD;
	}
}
int Task::getNextDeadline()
{
	double numDeadlines = std::floor(static_cast<double>(m_absoluteStepCounter) / static_cast<double>(m_origD));
	double nextDeadline = m_origD * (numDeadlines+1);
	cout << "Next deadline of task " <<getName() << " is " << nextDeadline << endl;
	return static_cast<int>(nextDeadline);
}