int
main()
{
  bank_machine bank;
  interface_machine interface_hardware;
  atm machine(bank.get_sender(), interface_hardware.get_sender());
  std::thread bank_thread(&bank_machine::run, &bank);
  std::thread if_thread(&interface_machine::run, &interface_hardware);
  std::thread atm_thread(&atm::run, &machine);
  messaging::sender atmqueue(machine.get_sender());
  bool quit_pressed = false;
  while (!quit_pressed) {
    char c = getchar();
    switch (c) {
    case '0':
    case '1':
    case '2':
    case '3':
    case '4':
    case '5':
    case '6':
    case '7':
    case '8':
    case '9':
      atmqueue.send(digit_pressed(c));
      break;
    case 'b':
      atmqueue.send(balance_pressed());
      break;
    case 'w':
      atmqueue.send(withdraw_pressed(50));
      break;
    case 'c':
      atmqueue.send(cancel_pressed());
      break;
    case 'q':
      quit_pressed = true;
      break;
    case 'i':
      atmqueue.send(card_inserted("acc1234"));
      break;
    }
  }
  bank.done();
  machine.done();
  interface_hardware.done();
  atm_thread.join();
  bank_thread.join();
  if_thread.join();
}