main.cpp

#include <iostream.h>
#include <conio.h>
#include <windows.h>
#include <fstream.h>
#include <ctime>
#include <string.h>
using namespace std;

//Mendeklarasikan Variabel Global
int menu, hrentPC, hrentPrinter, total, diskon, totalDiskon, bayar, kembalian;
int jamPakaiPC, jumKertas;
string ketKertas;
time_t now = time(0);
char* dt = ctime(&now);

//Fungsi untuk mengubah posisi koordinat x dan y ( vertikal dan horizontal )
void gotoxy(unsigned int horizontal, unsigned int vertikal)
{
	COORD posisi = {horizontal, vertikal};
	SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), posisi);
}

//Fungsi untuk mengatur delay(jeda)
void delay(int a)
{
	for(int x=0; x<a*100; x++)
	{
		for(int y=0; y<a*100; y++)
		{
		}
	}
}

//Header Program
void headerApp()
{
	cout << "+-----------------------------------------------+" << endl;
	cout << "|*****                                     *****|" << endl;
	cout << "|             Rental PC dan Printer             |" << endl;
	cout << "|               AMANAH JAYA ABADI               |" << endl;
	cout << "|     Jl.Panjaitan RT07 RW01 Desa Nglandung     |" << endl;
	cout << "|        Kec. Geger - Kab. Madiun 63171         |" << endl;
	cout << "|*****                                     *****|" << endl;
	cout << "+-----------------------------------------------+" << endl;
}

//Fungsi untuk Pilihan menu Rental PC
void rentalPC()
{
	cout << " Masukkan jam pakai         : ";
	cin >> jamPakaiPC;
	hrentPC = jamPakaiPC * 1500;
	cout << " Harga                      : Rp." << hrentPC << endl;
}

//Fungsi untuk pilihan menu Rental Printer
void rentalPrinter()
{
	cout << " Masukkan Jumlah kertas     : ";
	cin >> jumKertas;
	do{
		cout << " Kertas sendiri.? (y/t)     : ";
		cin >> ketKertas;
		
		if(ketKertas=="y"||ketKertas=="Y")
		{
			hrentPrinter = jumKertas * 100;
		} else if(ketKertas=="t"||ketKertas=="T")
		{
		hrentPrinter = jumKertas * 200;
		}else{
			cout << " Masukan yang anda berikan tidak benar         |" << endl;
		}
	}while(ketKertas!="y"&&ketKertas!="Y"&&ketKertas!="t"&&ketKertas!="T");
	
	cout << " Harga                      : Rp." << hrentPrinter << endl;
}

//Fungsi untuk pemberian diskon harga awal
void diskonHarga(int *a)
{
	if(*a<=15000){
		totalDiskon = *a;
	} else if(*a<20000){
		totalDiskon = *a * 90 / 100;
	} else if(*a<30000){
		totalDiskon = *a * 85 / 100;
	} else if(*a<40000){
		totalDiskon = *a * 80 / 100;
	} else if(*a<50000){
		totalDiskon = *a * 75 / 100;
	} else if(*a>=50000){
		totalDiskon = *a * 70 / 100;
	}
}

//Fungsi untuk Mencetak Nota
void cetakNota(const char *a, int *b, int *c)
{
	getch();
	system("cls");
	gotoxy(48,10);
	cout << "|";
	gotoxy(48,11);
	cout << "|";
	gotoxy(48,13);
	cout << "|";
	gotoxy(48,14);
	cout << "|";
	gotoxy(48,15);
	cout << "|";
	gotoxy(48,16);
	cout << "|";
	gotoxy(48,17);
	cout << "|";
	gotoxy(48,18);
	cout << "|";
	gotoxy(48,19);
	cout << "|";
	gotoxy(48,20);
	cout << "|";
	gotoxy(48,21);
	cout << "|";
	
	if(menu==3)
	{
		gotoxy(48,22);
		cout << "|";
	}
	
	gotoxy(0,1);
	cout << "+-----------------------------------------------+" << endl;
	cout << "+-----------------------------------------------+" << endl;
	cout << "|                NOTA TRANSAKSI                 |" << endl;
	cout << "|            Rental PC dan Printer              |" << endl;
	cout << "|               AMANAH JAYA ABADI               |" << endl;
	cout << "|     Jl.Panjaitan RT07 RW01 Desa Nglandung     |" << endl;
	cout << "|        Kec. Geger - Kab. Madiun 63171         |" << endl;
	cout << "|              Hp : 0896 1566 2231              |" << endl;
	cout << "+-----------------------------------------------+" << endl;
	cout << "|Nama Pelanggan   : " << a << endl;
	cout << "|Tanggal Transaksi: " << dt;
	cout << "+-----------------------------------------------+" << endl;
	cout << "| Daftar Transaksi           : " << endl;
	
	if(*b==1)
	{
		cout << "| - Jam Pakai PC             = " << jamPakaiPC << " Jam" << endl;
	} else if(*b==2) {
		cout << "| - Banyak Kertas            = " << jumKertas << " Lembar" << endl;
		
		if(ketKertas=="y"||ketKertas=="Y")
		{
			cout << "| - Kertas Sendiri           = Rp. 100 / Lembar " << endl;
		} else if(ketKertas=="t"||ketKertas=="T")
		{
			cout << "| - Kertas Toko              = Rp. 200 / Lembar " << endl;
		}
	} else if(*b==3) {
		cout << "| - Jam Pakai PC             = " << jamPakaiPC << " Jam" << endl;
		cout << "| - Banyak Kertas            = " << jumKertas << " Lembar" << endl;
		
		if(ketKertas=="y"||ketKertas=="Y")
		{
			cout << "| - Kertas Sendiri           = Rp. 100 / Lembar " << endl;
		} else if(ketKertas=="t"||ketKertas=="T")
		{
			cout << "| - Kertas Toko              = Rp. 200 / Lembar " << endl;
		}
	}
	
	cout << "+-----------------------------------------------+" << endl;
	cout << "| Total harga                = Rp." << *c << endl;
	
	if(*c<=15000){
		diskon = 0;
	} else if(*c<20000){
		diskon = 10;
	} else if(*c<30000){
		diskon = 15;
	} else if(*c<40000){
		diskon = 20;
	} else if(*c<50000){
		diskon = 25;
	} else if(*c>=50000){
		diskon = 30;
	}
	
	cout << "| Diskon                     = " << diskon << "%" << endl;
	cout << "| Total harga setelah diskon = Rp." << totalDiskon << endl;
	cout << "| Anda Bayar                 = Rp." << bayar << endl;
	cout << "| Kembalian                  = Rp." << kembalian << endl;
	cout << "+-----------------------------------------------+" << endl;
}

//Fungsi Utama
int main()
{
	int *pMenu;
	char namaPel[50], *nP;
	string baca;
	string baris;
	ifstream data;
	
	do
	{
		system("cls");
		headerApp();
		gotoxy(0,12);
		cout << "+-----------------------------------------------+" << endl;
		gotoxy(48,11);
		cout << "|";
		gotoxy(48,8);
		cout << "|";
		gotoxy(48,9);
		cout << "|";
		gotoxy(0,8);
		cout << "|    Selamat datang di Rental PC dan Printer" << endl;
		cout << "|               Amanah Jaya Abadi" << endl;
		cout << "+-----------------------------------------------+" << endl;
		cout << "| Nama Pelanggan : " ;
		cin >> namaPel;
		nP = namaPel;
		
		//Membuat tampilan loading
		system("cls");
		gotoxy(0,10);
		cout << "=====================*********===================" << endl;
		gotoxy(0,14);
		cout << "=====================*********===================" << endl;
		for(int i=0; i<=100; i++)
		{
			delay(20);
			gotoxy(18,12);
			cout << "Loading : " << i << " % ";
		}
		
		pilmenu:
		system("cls");
		headerApp();
		gotoxy(0,18);
		cout << "+-----------------------------------------------+" << endl;
		gotoxy(48,17);
		cout << "|";
		gotoxy(48,8);
		cout << "|";
		gotoxy(48,9);
		cout << "|";
		gotoxy(0,8);
		cout << "|    Selamat datang di Rental PC dan Printer" << endl;
		cout << "|               Amanah Jaya Abadi" << endl;
		cout << "+-----------------------------------------------+" << endl;
		cout << "|                   Pilih Menu :                |" << endl;
		cout << "| [1]. Rental PC                                |" << endl;
		cout << "| [2]. Rental Printer                           |" << endl;
		cout << "| [3]. Rental PC dan Printer                    |" << endl;
		cout << "| [4]. Ketentuan                                |" << endl;
		cout << "| [5]. Keluar                                   |" << endl;
		cout << "| Masukkan Pilihan : ";
		cin >> menu;
		
		pMenu = &menu;
		
		switch(menu)
		{
		case 1:
			
			system("cls");
			headerApp();
			rentalPC();
			diskonHarga(&hrentPC);
			cout << " Total harga setelah diskon = Rp." << totalDiskon << endl;
			cout << " Anda Bayar                 = Rp.";
			cin >> bayar;
			
			kembalian = bayar - totalDiskon;
			
			cout << " Kembalian                  = Rp." << kembalian << endl;
			cout << "+-----------------------------------------------+" << endl;
			cout << "   Tekan sembarang tombol untuk mencetak nota";
			cetakNota(nP, pMenu, &hrentPC);
			break;
		case 2:
			system("cls");
			headerApp();
			rentalPrinter();
			diskonHarga(&hrentPrinter);
			cout << " Total harga setelah diskon = Rp." << totalDiskon << endl;
			cout << " Anda Bayar                 = Rp.";
			cin >> bayar;
			
			kembalian = bayar - totalDiskon;
			
			cout << " Kembalian                  = Rp." << kembalian << endl;
			cout << "+-----------------------------------------------+" << endl;
			cout << "   Tekan sembarang tombol untuk mencetak nota";
			cetakNota(nP, pMenu, &hrentPrinter);
			break;
		case 3:
			system("cls");
			headerApp();
			rentalPC();
			cout << "|-----------------------------------------------|" << endl;
			rentalPrinter();
			cout << "|-----------------------------------------------|" << endl;
			total = hrentPC + hrentPrinter;
			cout << " Harga total                = Rp." << total << endl;
			diskonHarga(&total);
			cout << " Total harga setelah diskon = Rp." << totalDiskon << endl;
			cout << " Anda Bayar                 = Rp.";
			cin >> bayar;
			
			kembalian = bayar - totalDiskon;
			
			cout << " Kembalian                  = Rp." << kembalian << endl;
			cout << "+-----------------------------------------------+" << endl;
			cout << "   Tekan sembarang tombol untuk mencetak nota";
			cetakNota(nP, pMenu, &total);
			break;
		case 4:
			data.open("coba.txt"); // membuka file coba.txt
			while(!data.eof()) //membaca data secara keseluruhan
			{
				getline(data, baris);
				baca += baris + "\n";
			}
			data.close();
			system("cls");
			headerApp();
			cout << baca;
			cout << "+-----------------------------------------------+" << endl;
			cout << "  Tekan sembarang tombol untuk kembali ke menu";
			getch();
			goto pilmenu;
			break;
		case 5:
			cout << endl;
			cout << "|         Terimakasih atas Kunjungannya         |" << endl;
			cout << "|           Sampai Jumpa di lain hari           |" << endl;
			cout << "+-----------------------------------------------+" << endl;
			return 0;
		default:
			gotoxy(0,18);
			cout << "|       Menu yang anda masukkan salah           |" << endl;
			cout << "|         Masukkan pilihan angka 1-5            |" << endl;
			cout << "+-----------------------------------------------+" << endl;
			getch();
			goto pilmenu;//kembali ke pilmenu:
		}
		getch();
	}while(menu==1||menu==2||menu==3||menu==4);
}