100% Jadi

#include <stdio.h>
#include <conio.h>
#include <iostream.h>
#include <iomanip.h>
#include <string.h>
#include <windows.h>
long potong (int p){
   float diskon;
    if(p >= 100000)
   {
   diskon = p * 0.10;}
   else
   {
   p = 0;
   diskon = 0;}
   return(p - diskon);
}

title()
{
    cout<<"              Grillicious"<<endl;
    cout<<"         Yummy Grills and More"<<endl;
    cout<<"      ==========================="<<endl;
    }
garis()
{
cout<<"============================================";
}
menu(){
    cout<<"\n***********************************************"<<endl;
    cout<<"**               List Menu                   **"<<endl;
    cout<<"***********************************************"<<endl;
    cout<<"**  Meal                                     **"<<endl;
    cout<<"** 1.Sosis Ayam Bakar         : Rp.10000 -,  **"<<endl;
    cout<<"** 2.Sosis Sapi Bakar         : Rp.12000 -,  **"<<endl;
    cout<<"** 3.Sosis Black Papper Bakar : Rp.11000 -,  **"<<endl;
    cout<<"** 4.Sosis Cheese Bakar       : Rp.13000 -,  **"<<endl;
    cout<<"** 5.Bakso Bakar              : Rp.8000 -,   **"<<endl;
    cout<<"**                                           **"<<endl;
    cout<<"** Beverages                                 **"<<endl;
    cout<<"** 6.Coke                     : Rp.5000-,    **"<<endl;
    cout<<"** 7.Ice Tea                  : Rp.5000-,    **"<<endl;
    cout<<"** 8.Water                    : Rp.3000-,    **"<<endl;
    cout<<"**                                           **"<<endl;
    cout<<"***********************************************"<<endl;
    }

 void delay(int a)//Loading Screen
    {
        for(int x=0;x<a*50;x++)
{
        for(int y=0;y<a*50;y++)
            {}
    }
}
void readPass(char*);
main() //Ini main jangan ngilang lagi
{
    gotoxy(32,11);cout<<"============";
    gotoxy(32,13);cout<<"============";
    for(int i=0;i<=100;i++){
    delay(80);
    gotoxy(32,12);cout<<"loading "<<i<<"%";
    }

char user[40];
char pass[30],username[30][30]={"doni","bagus","eko","pandu"};
char lagi;

int input;

//Tampilan Awal
clrscr();
title();
    cout<<"Welcome to Grillicious Yummy Grills and More"<<endl;
    cout<<"Choose your menu to work: "<<endl;
garis();
    cout<<"\n 1.Input Menu"<<endl;
    cout<<" 2.Logout"<<endl;
garis();
    cout<<"\n Input here: ";
    cin>>input;endl;

    clrscr();

title();
if(input==1){
garis();

    cout<<"\n User name: ";
    cin>>user;
    cout<<endl;
    cout<<" Password: ";
    cin>>pass;


if(strcmp(username[0],user) == 0
    || strcmp(username[1],user) == 0
   || strcmp(username[2],user) == 0
   || strcmp(username[3],user) == 0
   && strcmp ("grillicious",pass) == 0){

  void loading();
         cout << "\n======================================= \n\n";Sleep(600);
         cout << "|          Anda Berhasil Login        |"<<endl;Sleep(1000);
         cout << "======================================= \n\n";Sleep(600);
         cout<<endl;
   goto menu;
   }
if(pass!="grillicious")
         { cout << "=======================================\n\n";Sleep(600);
         cout << "|        PASSWORD ANDA Salah!         |\n"<<endl;Sleep(1000);
         cout << "=======================================\n\n";Sleep(600);
         cout<<endl;
   return 0;
   }}

//Tampilan input
do{menu:
clrscr();
title();
cout<<"\n** Logged Username: "<<user<<" **"<<endl;
menu();


    int i,jp;
    struct{
    int banyak;
    char item[30];
    long harga,jumlah ;
    }array[100];

    struct{
    char nama[20];
    int m;
    }data;

        cout<<"Nama Pelangggan: ";
        gets(data.nama);
        cout<<"Input Jumlah Pesanan: ";
        cin>>jp;
        for(i=1;i<=jp;i++){
        cout<<endl;
        cout<<"Data ke-"<<i<<endl;
        cout<<"Input Menu: ";
        cin>>data.m;
        if(data.m==1){
        strcpy(array[i].item,"Sosis ayam bakar");
        array[i].harga=10000;
        }
        if(data.m==2){
        strcpy(array[i].item,"Sosis sapi bakar");
        array[i].harga=12000;
        }
        if(data.m==3){
        strcpy(array[i].item,"Sosis Black pepper bakar");
        array[i].harga=11000;
        }
        if(data.m==4){
        strcpy(array[i].item,"Sosis Cheese Bakar");
        array[i].harga=13000;
        }
        if(data.m==5){
        strcpy(array[i].item,"Bakso Bakar");
        array[i].harga=8000;
        }
        if(data.m==6){
        strcpy(array[i].item,"Coke");
        array[i].harga=5000;
        }
        if(data.m==7){
        strcpy(array[i].item,"Ice Tea");
        array[i].harga=5000;
        }
        if(data.m==8){
        strcpy(array[i].item,"Water");
        array[i].harga=3000;
        }


    cout<<endl;
    cout<<"Anda memesan: "<<array[i].item<<endl;
    cout<<"Dengan harga: Rp."<<array[i].harga<<endl;
    cout<<"Input Banyaknya: ";
    cin>>array[i].banyak;
    array[i].jumlah=array[i].harga*array[i].banyak;
    cout<<"Jumlah: "<<array[i].jumlah;
    cout<<endl;}


//Tampilan Output


struct{
long total,dibayar,kembali,kurang,disc;
}data2;

data2.total=0;
for (i=1;i<=jp;i++)
{
data2.total+=array[i].jumlah;
}
clrscr();
title();

     cout<<"Nama Pelanggan :"<<data.nama<<endl;
    cout<<"Daftar menu yang dipesan"<<endl;
    cout<<"======================================================"<<endl;
    cout<<"No     Item             Price     Qty      Total      "<<endl;
    cout<<"======================================================"<<endl;
    for(i=1;i<=jp;i++){
        cout<<setiosflags(ios::left)<<setw(5)<<i;
      cout<<setiosflags(ios::left)<<setw(24)<<array[i].item;
      cout<<setprecision(30)<<setw(10)<<array[i].harga;
      cout<<setprecision(20)<<setw(10)<<array[i].banyak;
      cout<<setprecision(20)<<setw(10)<<array[i].jumlah<<endl;
        }



cout<<"Total belanja: "<<data2.total<<endl;
cout<<"Masukkan uang yang dibayar: "<<endl;
cin>>data2.dibayar;

if(potong(data2.total <= 0)){
data2.disc = 0;}
else
{
data2.disc = potong(data2.total);
}
if(data2.disc <= 0){
cout<<"\nAnda tidak mendapatkan diskon "<<endl;
}
else{
cout<<"\nAnda mendapatkan diskon sebesar: "<<data2.disc;
}
if(data2.disc <= 0){
data2.kembali=data2.dibayar-data2.total;}
else{
data2.kembali=data2.dibayar-data2.disc;
}
if (data2.kembali < 0)
    {
    data2.kurang=data2.kembali*(-1);
    cout<<"\nMaaf uang Anda kurang "<<data2.kurang<<endl;
    }
    else
    {cout<<"\nUang kembali: "<<data2.kembali;}
    cout<<endl;

 cout<<"------------------------------------------------------"<<endl;
 cout<<"             HARGA SUDAH TERMASUK PPN"<<endl;
 cout<<"------------------------------------------------------"<<endl;
 cout<<"          TERIMA KASIH ATAS KUNJUNGAN ANDA"<<endl;
 cout<<"------------------------------------------------------"<<endl;


 cout<<"\n Apakah anda ingin melakukan transaksi lagi ? [Y/T]";
 cin>>lagi;

}while(lagi=='Y'||lagi=='y');


 getch();

}