#include <iostream>
#include <conio.h>
#include <windows.h>
using namespace std;
class kasir{
    int a,b;
    public:
        void angka (int,int);
        int total (void) {return (a*b);
        }
        int kembalian (void) {return (a-b);
        }
};
void kasir::angka (int x, int y){
    a=x;
    b=y;
}
struct barang {
    int kode,pri,jml,byr;
};

/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(int argc, char** argv) {

    kasir ksr;
    barang brg1;

    char lagi,uang[20];
    cout<<"========================================="<<endl;
    cout<<"    Selamat Datang di Warkop Mang Juned"<<endl;
    cout<<"        Perut Anda Smile Kami Senang  "<<endl;


    cout<<"========================================="<<endl<<endl<<endl;

    cout<<""<<endl;
    cout<<"   Menu Makanan          Harga"<<endl;
    cout<<"----------------      ----------"<<endl;
    cout<<"1. BUBUR KACANG IJO   Rp. 4.000"<<endl;
    cout<<"2. NASI GORENG        Rp. 8.000"<<endl;
    cout<<"3. PANCONG KEJU SUSU  Rp. 10.000"<<endl;
    cout<<"4. ROTI PISANG KEJU   Rp. 12.000"<<endl;
    cout<<"5. INDOMIE TELOR      Rp. 8.000"<<endl;
    cout<<"6. OVALTINE           Rp. 6.000"<<endl;
    cout<<"7. TEH TARIK          Rp. 3000"<<endl;
    cout<<endl;
    cout<<"MASUKKAN UANG ANDA : ";
    cin>>uang;
     do
    {
    cout<<'\n'<<"MASUKKAN PILIHAN ANDA : ";
    cin>>brg1.kode;

    switch (brg1.kode){

    case 1:
        system("cls");
        cout<<'\n'<<"BUBUR KACANG IJO"<<endl;
        brg1.pri=4000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
            ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
            ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
    case 2:
        system("cls");
        cout<<'\n'<<"NASI GORENG"<<endl;
            brg1.pri=8000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
             ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
           ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
    case 3:
        system("cls");
        cout<<'\n'<<"PANCONG KEJU SUSU"<<endl;
            brg1.pri=10000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
            ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
            ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
    case 4:
        system("cls");
        cout<<'\n'<<"ROTI PISANG KEJU"<<endl;
            brg1.pri=12000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
            ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
            ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
    case 5:
        system("cls");
        cout<<'\n'<<"INDOMIE TELOR"<<endl;
            brg1.pri=8000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
            ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
         ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
    case 6:
        system("cls");
        cout<<'\n'<<"OVALTINE"<<endl;
            brg1.pri=6000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
            ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
            ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
    case 7:
        system("cls");
        cout<<'\n'<<"TEH TARIK"<<endl;
            brg1.pri=3000;
        cout<<"Masukkan Jumlah :";
        cin>>brg1.jml;
          ksr.angka(brg1.pri,brg1.jml);
        cout<<"Total harganya yaitu : Rp. "<<ksr.total()<<endl;
        cout<<"DIBAYAR : Rp. ";
        cin>>brg1.byr;
            ksr.angka(brg1.byr,ksr.total());
        cout<<"KEMBALI : Rp. "<<ksr.kembalian()<<endl;
        cout<<"Masih ada Y/T :";
        cin>>lagi;
        break;
 default:
    cout<<"Kode yang anda masukkan tidak ada"<<endl;
    }

    }

    while (lagi=='Y' || lagi=='y');
    system("cls");
    cout<<"================================================================="<<endl;
    cout<<"    Terimah Kasih "<<"Atas Kunjungan Anda di Warkop Mang Juned    "<<endl;
    cout<<"================================================================="<<endl;
    getch ();
}