/** @see viewcontroller.GeneralController#enterInitialState() */
public void enterInitialState() {
// The initial state is the displaying customer list state.
this.active = true;
// The state that we go to depends on whether or not we're modifying an order.
if (!_modifying) {
gotoWaitingForPhoneNumber();
} else {
gotoDisplayingOrder();
}
if (PizzaDeliverySystem.RUN_WITH_GUI) {
PDSViewManager.pushView((NewOrderViewGUI) view);
} else {
// ((NewOrderViewCL)view).getUserInput();
}
}
/**
* Handles input in the WaitingForPhoneNumber state.
*
* @param message The string message.
* @param channel The channel from which the input was received.
*/
private void handleDisplayingOrderConfirmation(String message, NewOrderInChan channel) {
// Only one channel to get input.
switch ((NewOrderInChan) channel) {
case ICMenuOption:
// Check which button was pressed.
if (message.equalsIgnoreCase(NewOrderView.DONE_KEY)) {
this.active = false;
if (PizzaDeliverySystem.RUN_WITH_GUI) {
PDSViewManager.popView();
}
}
break;
default:
handleInputError("The input was invalid. Please try again.");
break;
}
}
/**
* Handles input in the WaitingForPhoneNumber state.
*
* @param message The string message.
* @param channel The channel from which the input was received.
*/
private void handleWaitingForPhoneNumber(String message, NewOrderInChan channel) {
// Only one channel to get input.
switch ((NewOrderInChan) channel) {
case ICMenuOption:
// Do nothing
break;
case ICCustomerPhone:
// Check the phone number input for validity.
if (Customer.isValidPhoneNumber(message)) {
// Check for the customer in the database.
Customer foundCust = null;
for (Customer cust : Customer.getDb().list()) {
if (cust.getPhoneNumber().equals(message)) {
foundCust = cust;
break;
}
}
// Search for the customer in the database.
if (foundCust != null) {
// Set this as the current customer for the order
// and proceed to the displaying order state.
_currentOrder.setCustomer(foundCust);
gotoDisplayingOrder();
} else {
// If the customer is not in the database, go to the add
// customer state.
_currentOrder.getCustomer().setPhoneNumber(message);
gotoWaitingForCustInfo();
}
} else {
// Report an error.
handleInputError(
"<html>Phone numbers must be numeric and 10 characters in length.</html>");
}
break;
case ICBack:
// Check for a back button.
if (message.equalsIgnoreCase(NewOrderView.BACK_KEY)) {
// Set active to false. In the GUI version, pop the current
// view.
this.active = false;
if (PizzaDeliverySystem.RUN_WITH_GUI) {
PDSViewManager.popView();
}
}
break;
default:
handleInputError("The input was invalid. Please try again.");
break;
}
}