// 12-6

#include <iostream>
#include <cstdlib>
#include <ctime>
#include "queue.h"

const int MIN_PER_HR = 60;
bool newcustomer(double x);

int main()
{
	using std::cin;
	using std::cout;
	using std::endl;
	srand(time(NULL));

	cout << "Przypadek: 2 bankomaty" << endl;
	cout << "Podaj maksymalna dlugosc kolejki oby 2 bankomatow: ";
	int qs;
	cin >> qs;
	Queue atm1(qs);
	Queue atm2(qs);


	cout << "Podaj symulowany czas (w godzinach) ";
	int hr;
	cin >> hr;
	long cycletime = hr * MIN_PER_HR;


	cout << "Podaj srednia liczbe klientow na godzine: ";
	double customers_per_hour;
	cin >> customers_per_hour;
	double min_per_customer = MIN_PER_HR / customers_per_hour;

	Item temp;
	long turnaways = 0;
	long served = 0;
	long served1 = 0;
	long served2 = 0;
	long customers = 0;
	long sum_line1 = 0;
	long sum_line2 = 0;
	long total_sum_line;
	int wait_time1 = 0;
	int wait_time2 = 0;
	long line_wait1 = 0;
	long line_wait2 = 0;
	long total_line_wait;

	for (int cycle = 0; cycle < cycletime; cycle++)
	{
		if (newcustomer(min_per_customer))
		{
			if (atm1.isfull() && atm2.isfull())
				turnaways++;
			else if(!atm1.isfull() && !atm2.isfull())
			{
				customers++;
				temp.set(cycle);
				if (atm1 < atm2)
					atm1.enqueue(temp);
				else
					atm2.enqueue(temp);
			}
			else
			{
				if (atm1.isfull() && !atm2.isfull())
				{
					customers++;
					temp.set(cycle);
					atm2.enqueue(temp);

				}
				else if(!atm1.isfull() && atm2.isfull())
				{
					customers++;
					temp.set(cycle);
					atm1.enqueue(temp);
				}
			}
		}
		if (wait_time1 <= 0 && !atm1.isempty())
		{
			atm1.dequeue(temp);
			wait_time1 = temp.ptime();
			line_wait1 += cycle - temp.when();
			served1++;
		}
		if (wait_time1 > 0)
			wait_time1--;
		sum_line1 += atm1.queuecount();

		if (wait_time2 <= 0 && !atm2.isempty())
		{
			atm2.dequeue(temp);
			wait_time2 = temp.ptime();
			line_wait2 += cycle - temp.when();
			served2++;
		}
		if (wait_time2 > 0)
			wait_time2--;
		sum_line2 += atm2.queuecount();
	}
	total_line_wait = line_wait1 + line_wait2;
	total_sum_line = sum_line1 + sum_line2;
	served = served1 + served2;


	if (customers > 0)
	{
		cout << "Liczba przyjetych klientow w oby 2 bankomatach: " << customers << endl;
		cout << "Liczba klientow odrzuconych: " << turnaways << endl;
		cout << "Liczba klientow obsluzonych w oby 2 bankomatach: " << served << endl;
		cout << "srednia dlugosc kolejki w bankomacie 1: ";
		cout << double(sum_line1) / cycletime << endl;
		cout << "srednia dlugosc kolejki w bankomacie 2: ";
		cout << double(sum_line2) / cycletime << endl;
		cout << "srednia dlugosc kolejki lacznie: ";
		cout << (double(sum_line1) / cycletime + double(sum_line2) / cycletime) / 2 << endl;
		cout << double(total_sum_line) / cycletime << endl;
		cout << "sredni czas oczekiwania w bankomacie 1: ";
		cout << double(line_wait1) / served1 << " minut" << endl;
		cout << "sredni czas oczekiwania w bankomacie 2: ";
		cout << double(line_wait2) / served2 << " minut" << endl;
		cout << "sredni czas oczekiwania lacznie: ";
		cout << (double(line_wait1) / served1 + double(line_wait2) / served2) / 2 << " minut" << endl;
		cout << double(total_line_wait) / served << endl;
	}
	else
	{
		cout << "brak klientow!\n";
	}
	cout << "Gotowe.\n";
	return 0;
}

bool newcustomer(double x)
{
	return std::rand() * x / RAND_MAX < 1;
}