main

//---------------------------------------------------------
// File--------main.cpp
// Programmer--Sabera Daqiq
//
// This program computes the average time a person waits in a queue 
//---------------------------------------------------------
#include <iostream>
#include <ctime>
#include <queue>
#include <stdlib.h>
#include <string>
#include "myfunc.h"
using namespace std;

int main(){
	Queue s;
	int id=1;
	int time0;
	int time1;
	int time2;
	int time3;
	int timeA;
	time3=0;
	time2=0;
	int count=0;
	char customer;

	cout<<"Customer status (A/D): ";
	cin>>customer;
	cout<<endl;
	while ((customer!='C')&&(customer!='c')){
		if (customer=='A'||customer=='a'){
			time0=time(0);
			s.enqueue (id,time0);
			cout<<endl;
			cout<<"Customer ID:  "<<id<<endl;
			}else if (customer=='D'||customer=='d'&&!s.isEmpty()){
					time1=time(0);
					s.dequeue(id, timeA);
					time2=time1-timeA;
					cout<<endl;
					cout<<"This customer with ID "<<id<<" has waited "<<time2<<" seconds "<<endl;
					count++;
					time3=time3+time2;
					}else if (s.isEmpty()){
							cout<<"The queue is empty  "<<endl;
							}
		cout<<endl;
		cout<<"Customer status (A/D): ";
		cin>>customer;
		id++;
	} 
	cout<<endl;
	cout<<"The average time that the customer has waited is "<<time3/count<<" seconds"<<endl; 
	return 0;
}