Aplikasi ATM sederhana yang dapat dijalankan melalui Terminal atau Command Prompt (CMD) menggunakan bahasa Dart.

tugas1.dart

/* 
* Aplikasi ATM sederhana
* fari.msenju@gmail.com
*/

import 'dart:io';

class User {
  String nama;
  int saldo;
  int pin;
    
  void dispNama() { 
    print(nama); 
  }
  
  void dispSaldo() { 
    print(saldo); 
   } 
  
  void dispPin() {
    print(pin);
  }
  
  String get namaUser{
    return nama;
  }
  
  set namaUser(String newNama){
    nama = newNama;
  }
  
  int get saldoUser{
    return saldo;
  }
  
  set saldoUser(int newSaldo){
    saldo = newSaldo;
  }
  
  int get pinUser{
    return pin;
  }
  
  set pinUser(int newPin){
    pin = newPin;
  }
}

greetWelcome(){
  print('\n================================================\n Program ATM Sederhana dengan Bahasa Dart \n\t\t by MFM \n================================================\n');
}

greetFinish(){
  print('\n================================================\n Terima Kasih atas kunjungan yang Anda Lakukan \n\t\t Have a Nice Day \n================================================\n');
}

void main() {
  // Create object user
  User user1 = new User();
  User user2 = new User();
  User user3 = new User();
  User user4 = new User();

  // Set user data
  user1.namaUser = "Fari";
  user2.namaUser = "Dono";
  user3.namaUser = "Joko";
  user4.namaUser = "Larry";
  
  user1.pinUser = 123;
  user2.pinUser = 124;
  user3.pinUser = 125;
  user4.pinUser = 126;

  user1.saldoUser = 10000;
  user2.saldoUser = 10000;
  user3.saldoUser = 10000;
  user4.saldoUser = 10000;  
  
  greetWelcome();
  
  login(user1, user2, user3, user4);

  greetFinish();
}

login(User user1, User user2, User user3, User user4){
   
  print('Masuk');
  stdout.write('PIN : ');
  int pinInputan = int.parse(stdin.readLineSync()); 

  if (pinInputan == user1.pin){
    print(user1.nama + ' Hai!');
    transaksi(user1, user2, user3, user4);
  } else if (pinInputan == user2.pin){
    print(user2.nama + ' Hai!');
    transaksi(user2, user1, user3, user4);
  } else if (pinInputan == user3.pin){
    print(user3.nama + ' Hai!');
    transaksi(user3, user1, user3, user4);
  } else if (pinInputan == user4.pin){
    print(user4.nama + ' Hai!');
    transaksi(user4, user1, user2, user3);
  } else {
    print('\n\nPIN yang kamu masukkan Salah!');
    login(user1, user2, user3, user4);
  }      
}

transaksi(User userLogin, User user1, User user2, User user3){

  print('\n\nSelamat Datang Eudeka!');
  print('1 = Tarik Tunai');
  print('2 = Setor Tunai');
  print('3 = Cek Saldo');
  print('4 = Ganti Akun');
  print('5 = Keluar Aplikasi');

  stdout.write('Pilih Menu : ');  
  int pilihMenu = int.parse(stdin.readLineSync());
  
  if(pilihMenu == 1){
    
    print('\n\nTarik Tunai');
    stdout.write('Nominal : ');

    int tarikTunai = int.parse(stdin.readLineSync());
    userLogin.saldoUser -= tarikTunai;
    transaksi(userLogin, user1, user2, user3);

  } else if(pilihMenu == 2) {
    
    print('\n\nSetor Tunai');
    stdout.write('Nominal : ');

    int setorTunai = int.parse(stdin.readLineSync());
    userLogin.saldoUser += setorTunai;
    transaksi(userLogin, user1, user2, user3);

  } else if(pilihMenu == 3) {
    
    print('\n\nCek Saldo');
    print(userLogin.saldoUser);
    transaksi(userLogin, user1, user2, user3);

  } else if(pilihMenu == 4) {
    
    print('\n\nGanti Akun');
    login(userLogin, user1, user2, user3);
    
  } else if(pilihMenu == 5) {
    
    print('\n\nKeluar Aplikasi');    

  } else {
    
    print('\n\nMenu yang kamu pilih tidak ada!');
    transaksi(userLogin, user1, user2, user3);

  }
}