Exam-SantasPresentFactory

package com.company;

import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        ArrayList<String> itemsObtained = new ArrayList<>();
        TreeMap<String, Integer> materialAndAmount = new TreeMap<>();
        materialAndAmount.put("Doll", 0);
        materialAndAmount.put("Wooden train", 0);
        materialAndAmount.put("Teddy bear", 0);
        materialAndAmount.put("Bicycle ", 0);

        ArrayDeque<Integer> boxes = new ArrayDeque<>();
        ArrayDeque<Integer> magic = new ArrayDeque<>();

        Arrays.stream(scanner.nextLine().split(" "))
                .mapToInt(Integer::parseInt)
                .forEach(boxes::push);//така четем и добавяме в стека


        Arrays.stream(scanner.nextLine().split(" "))
                .mapToInt(Integer::parseInt)
                .forEach(magic::offer);//така четем и добавяме в опашка

        int sum = 0;


        while (boxes.size() > 0 && magic.size() > 0) {
            int box = boxes.peek();//създаваме си променливи за да можем да сравняваме елементите от двете колекции
            int magicValue = magic.peek();

            sum = box * magicValue;

            if (sum == 150) {
                String item = "Doll";
                magic.poll();
                boxes.pop();
                itemsObtained.add(item);
                if (!materialAndAmount.containsKey(item)) {
                    materialAndAmount.put(item, 1);
                } else {
                    materialAndAmount.put(item, materialAndAmount.get(item) + 1);
                }
            } else if (sum == 250) {
                String item = "Wooden train";
                magic.poll();
                boxes.pop();
                itemsObtained.add(item);
                if (!materialAndAmount.containsKey(item)) {
                    materialAndAmount.put(item, 1);
                } else {
                    materialAndAmount.put(item, materialAndAmount.get(item) + 1);
                }
            } else if (sum == 300) {
                String item = "Teddy bear";
                magic.poll();
                boxes.pop();
                itemsObtained.add(item);
                if (!materialAndAmount.containsKey(item)) {
                    materialAndAmount.put(item, 1);
                } else {
                    materialAndAmount.put(item, materialAndAmount.get(item) + 1);
                }
            } else if (sum == 400) {
                String item = "Bicycle";
                magic.poll();
                boxes.pop();
                itemsObtained.add(item);
                if (!materialAndAmount.containsKey(item)) {
                    materialAndAmount.put(item, 1);
                } else {
                    materialAndAmount.put(item, materialAndAmount.get(item) + 1);
                }
            } else if (sum < 0) {//ако е отрицателно число
                int sumIfNegative = box + magicValue;
                magic.poll();
                boxes.pop();
                boxes.push(sumIfNegative);//добавяме в materials
            } else if (sum > 0) {//else if (sum != 150 && sum > 0)  да допиша за 250 300 400
//                magic.poll();
//                boxes.push(box + 15);
                magic.poll();
                int currentItem = boxes.pop();
                boxes.push(currentItem + 15);

            } else if (box == 0) {//дали да сложа тези две проверки най-отгоре?
                boxes.pop();
            } else if (magicValue == 0) {
                magic.poll();
            }
        }

        if (itemsObtained.contains("Doll") && itemsObtained.contains("Wooden train")) {
            System.out.println("The presents are crafted! Merry Christmas!");
        } else if (itemsObtained.contains("Teddy bear") && itemsObtained.contains("Bicycle")) {
            System.out.println("The presents are crafted! Merry Christmas!");
        } else {
            System.out.println("No presents this Christmas!");
        }

        if (magic.size() > 0) {
            System.out.print("Magic left: ");

            while (magic.size() > 1) {
                System.out.print(magic.poll() + ", ");
            }
            System.out.println(magic.poll());
        }

        if (boxes.size() > 0) {
            System.out.print("Materials left: ");

            while (boxes.size() > 1) {
                System.out.print(boxes.pop() + ", ");
            }
            System.out.println(boxes.pop());


        }

        for (Map.Entry<String, Integer> entry : materialAndAmount.entrySet()) {
            String itemToPrint = entry.getKey();
            int valueToPrint = entry.getValue();
            if (entry.getValue() > 0) {
                System.out.printf("%s: %d%n", entry.getKey(), entry.getValue());
            }

        }


    }

}