// CPUScheduler.h     Dave Reed       1/28/06
///////////////////////////////////////////////////////////////////////////////

#ifndef _CPU_SCHEDULER_
#define _CPU_SCHEDULER_

#include <iostream>
#include <queue>
#include "Job.h"
#include "Die.h"
using namespace std;

class CPUScheduler 
{
  public:
    CPUScheduler(int delay, int slice);
    int getTime() const;
    bool jobsRemaining() const;             // RETURNS TRUE IF JOBS IN EITHER QUEUE 
    void addNewJob(Job newJob);             // ADDS NEW JOB TO READY QUEUE
    void execute();                         // EXECUTES CURRENT JOB, UPDATES QUEUES
  private:
    queue<Job> readyQueue;                     // JOBS READY TO EXECUTE 
    int loadDelay, timeSlice;				   // SIMULATION PARAMETERS
    int currentTime;                           // CURRENT TIME IN SIMULATION
    int sliceTimeRemaining, loadTimeRemaining; // TIME REMAINING IN JOB SLICE, LOADING
    void finishJob();						// PRIVATE HELPER METHOD
    void interruptJob();					// PRIVATE HELPER METHOD
};

#endif