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#include <iostream>
#include <string>
#include <vector>
#include <stdbool.h>
#include <stdio.h>

#include "graphic.h"
using namespace std;

class ConSingleton
{
public:
    static ConSingleton& Get()
    {
        return cS_instance;
    }

    void converter(float kg)
    {
        cout << "Oto przekonwertrowana miara kg na funty: " << kg*pound;
    }
private:
    ConSingleton(){};
    static ConSingleton cS_instance;
    const float pound = 2.2046;
};

ConSingleton ConSingleton::cS_instance;
int main()
{
    ConSingleton& instance = ConSingleton::Get();

    bool exit = true;
    int choice;
    float user_weight;

    choice = showMenu();
    while (exit == true)
    {
        switch (choice)
        {
        case 1:
            cout << "Wprowadz liczbe kg do kowersji na funty: ";
            cin >> user_weight;
            instance.converter(user_weight);
            systemPause();
            choice = showMenu();
            break;
        case -1:
            exit = false;
            break;
        default:
            cout << "WYKRYTO BLAD";
            systemPause();
            choice = showMenu();
            break;
        }
    }
    return 0;
}