ui_Menu.java

package ui;

import java.util.ArrayList;
import java.util.List;

import javax.swing.JOptionPane;

import domain.Pizza;

public class Menu {

    public String showWelcomeScreen(){
        String[] options = {"checkMenu", "getPizzas", "pizzaIngredients", "cheaperPizzas", "vegetarian", "addPizza", "price", "submitOrder", "orderState", "cancelOrder"};
        return (String) JOptionPane.showInputDialog(null, "Make a choice", "Pizza menu", JOptionPane.QUESTION_MESSAGE, null, options, options[0]);
    }

    public List<String> addPizza(){
        List<String> ingredients = new ArrayList<String>();
        String ingredient = "";
        String endCase = "";
        do {
            ingredient = (String) JOptionPane.showInputDialog("Which ingredient do you want to have on your pizza?");
            if(ingredient == null || (ingredient != null && ("".equals(ingredient)))){
                endCase = "end";
            } else
                ingredients.add(ingredient);
        } while(!endCase.equals("end"));
        return ingredients;
    }

    public void showResponse(String message){
        JOptionPane.showMessageDialog(null, message);
        showWelcomeScreen();
    }

    public void showResponseList(List<String> cheaperPizzas){
        String listItemsToShow = "Cheaper pizzas:\n";
        for(String pizza : cheaperPizzas)
            listItemsToShow += pizza + "\n";
        JOptionPane.showMessageDialog(null, listItemsToShow);
        showWelcomeScreen();
    }

    public void showResponseListAllPizzas(List<Pizza> pizzas){
        String listItemsToShow = "All pizzas:\n";
        for(Pizza pizza : pizzas)
            listItemsToShow += pizza + "\n";
        JOptionPane.showMessageDialog(null, listItemsToShow);
        showWelcomeScreen();
    }

    public String askPizzaName(){
        return JOptionPane.showInputDialog("Give the pizza name where you want to know the ingredient from:");
    }

    /*private String[] listToArray(List<String> cheaperPizzas){
        String[] cheapP = new String[cheaperPizzas.size()];
        return cheaperPizzas.toArray(cheapP);
    }*/
}