JF-Maps-Exercise-03.LegendaryFarming

package com.company;

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
import java.util.TreeMap;

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

        Map<String, Integer> junk = new HashMap<>();
        Map<String, Integer> keyMaterials = new TreeMap<>();
        keyMaterials.put("motes", 0);
        keyMaterials.put("fragments", 0);
        keyMaterials.put("shards", 0);

        int[] collectedKeyValues = new int[3];
        boolean itemObtained = false;

        while (!itemObtained) {
            String[] tokens = sc.nextLine().split("\\s+");

            for (int i = 0; i < tokens.length; i+=2) {
                int quantity = Integer.parseInt(tokens[i]);
                String material = tokens[i+1].toLowerCase();

                if (keyMaterials.containsKey(material)) {
                    int value = keyMaterials.get(material) + quantity;
                    keyMaterials.put(material, value);

                    if ("motes".equals(material)) {
                        collectedKeyValues[0] += quantity;
                        itemObtained = collectedKeyValues[0] >= 250;
                    } else if ("fragments".equals(material)) {
                        collectedKeyValues[1] += quantity;
                        itemObtained = collectedKeyValues[1] >= 250;
                    } else if ("shards".equals(material)) {
                        collectedKeyValues[2] += quantity;
                        itemObtained = collectedKeyValues[2] >= 250;
                    }

                } else {
                    if (!junk.containsKey(material)) {
                        junk.put(material, quantity);
                    } else {
                        junk.put(material, junk.get(material + quantity));
                    }
                }
            }

        }

        String itemName = "";
        if (collectedKeyValues[0] >= 250) {
            int value = keyMaterials.get("motes") - 250;
            keyMaterials.put("motes", 250);
            itemName = "Dragonwrath";
        } else if (collectedKeyValues[1] >= 250) {
            int value = keyMaterials.get("fragments") - 250;
            keyMaterials.put("fragments", 250);
            itemName = "Valanyr";
        } else if (collectedKeyValues[2] >= 250) {
            int value = keyMaterials.get("shard") - 250;
            keyMaterials.put("shards", 250);
            itemName = "Shadowmourne";
        }

        System.out.println(itemName + " obtained!");
        keyMaterials.entrySet().stream().sorted((a,b) -> {

             int result = Integer.compare(a.getValue(), b.getValue());
                if (result == 0) {
                result = a.getKey().compareTo(b.getKey());
            }
                return result;
            }).forEach(entry ->
                System.out.println(entry.getKey() + ": " + entry.getValue()));


        for (Map.Entry<String, Integer> entry : junk.entrySet()) {
            System.out.println(entry.getKey() + ": " + entry.getValue());
        }

    }
}