Projekt_APO-Automat_spozywczy/VendingMachine.java

package apo;

import java.util.ArrayList;
import java.util.Scanner;

public class VendingMachine {
    private final ArrayList<Drink> drinks = new ArrayList<>();
    private final ArrayList<Sweets> sweets = new ArrayList<>();
    private final ArrayList<HotMeals> hotMeals = new ArrayList<>();

    private final Scanner scanner = new Scanner(System.in);

    public void init() {
        initProducts();
        start();
    }


    private void start() {
        System.out.println("======= MENU =======");

        System.out.println("- NAPOJE -");
        for (Drink drink : drinks) {
            System.out.println(drink.getName() + ", " + drink.getPrice() + "zl");
        }
        System.out.println();

        System.out.println("- SLODYCZE -");
        for (Sweets sweet : sweets) {
            System.out.println(sweet.getName() + ", " + sweet.getPrice() + "zl");
        }
        System.out.println();

        System.out.println("- CIEPLE POSILKI -");
        for (HotMeals hotMeal : hotMeals) {
            System.out.println(hotMeal.getName() + ", " + hotMeal.getPrice() + "zl");
        }
        System.out.println();

        System.out.println("Prosze wybrac produkt");
        String userChoice = scanner.nextLine();

        paymentMethod(userChoice);
    }

    private void paymentMethod(String userChoice) {
        String payment;
        switch (userChoice) {
            case "Coca-cola" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + drinks.get(0).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, drinks.get(0).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
            }
            case "Sprite" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + drinks.get(1).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, drinks.get(1).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
            }
            case "Woda" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + drinks.get(2).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, drinks.get(2).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
            }
            case "Snickers" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + sweets.get(0).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, sweets.get(0).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
            }
            case "Bounty" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + sweets.get(1).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, sweets.get(1).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
            }
            case "Lion" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + sweets.get(2).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, sweets.get(2).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
            }
            case "Spaghetti" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + hotMeals.get(0).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, hotMeals.get(0).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
                System.out.println("W magazynie zostało: " + updateStorage());
            }
            case "Zupa" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + hotMeals.get(1).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, hotMeals.get(1).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
                System.out.println("W magazynie zostało: " + updateStorage());
            }
            case "Frytki z kurczakiem" -> {
                System.out.println("WYBRANO: " + userChoice + ", " + hotMeals.get(2).getPrice());
                System.out.println("Prosze wybrac metode platnosci: GOTOWKA / KARTA");
                payment = scanner.nextLine();
                if (payment.equals("gotowka")) {
                    double cashFromUser = scanner.nextDouble();
                    cash(cashFromUser, hotMeals.get(2).getPrice());
                } else if (payment.equals("karta")) {
                    creditCard();
                }
                System.out.println("W magazynie zostało: " + updateStorage());
            }
            default -> System.out.println("NIEZNANY PRODUKT!");
        }
    }

    private int updateStorage() {
        int storage = 100;
        return storage - 1;
    }

    private void cash(double cashFromUser, double price) {
        if (cashFromUser == price) {
            System.out.println("GOTOWKA PRZYJETA!");
            System.out.println("Prosze odebrac produkt");
        } else if (cashFromUser < price) {
            System.out.println("Za malo gotowki!");
        } else {
            System.out.println("Reszta: " + (cashFromUser - price) + "zl");
        }

    }

    private void creditCard() {
        System.out.println("TRANSAKCJA ZAAKCEPTOWANA!");
        System.out.println("Prosze odebrac produkt");
    }

    private void initProducts() {
        drinks.add(new Drink("Coca-cola", 3.99, 500));
        drinks.add(new Drink("Sprite", 2.99, 330));
        drinks.add(new Drink("Woda", 1.49, 500));

        sweets.add(new Sweets("Snickers", 1.99));
        sweets.add(new Sweets("Bounty", 2.49));
        sweets.add(new Sweets("Lion", 1.49));

        hotMeals.add(new HotMeals("Spaghetti", 9.99));
        hotMeals.add(new HotMeals("Zupa", 8.99));
        hotMeals.add(new HotMeals("Frytki z kurczakiem", 19.99));
    }
}