itemDict.java

package org.styxl.slimefuncalculator;


import org.yaml.snakeyaml.Yaml;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.Writer;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;

import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;


public final class ItemDict {


    static String url = "https://gist.githack.com/NihilistBrew/16cb075dc74a042cd539497085294f5c/raw/fdfb0ae796c29e091ee06a29e868d37d1c6ca175/items.yaml";
    static String folderPath = "plugins/sfc";
    static String itemDictFile = "itemDict.yaml";
    static String itemDictPath = folderPath + "/" + itemDictFile;


    public static void downloadItems() throws IOException {

        List<String> missingRaw = new ArrayList<String>();

        try (InputStream inputStream = new URL(url).openStream()){

            new File(folderPath).mkdir();
            Files.copy(inputStream, Paths.get(itemDictPath), StandardCopyOption.REPLACE_EXISTING);
            Map<String, Map<String, String>> itemDict = getItemDict();

            for (Map<String, String> recipe : itemDict.values()) {
                for (String material : recipe.keySet()) {
                    if (!itemDict.containsKey(material)) {
                        missingRaw.add(material);
                    }
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }

        Writer writer = new FileWriter(itemDictPath, true);
        writer.write("\n");
        for (String item : missingRaw) {
            writer.write(item + ": null");
            writer.write("\n");
        }
        writer.close();

    }


    public static String getVersion() throws IOException {

        String version = Files.readAllLines(Paths.get(itemDictPath)).get(0);
        return version;

    }


    public static Map<String, Map<String, String>> getItemDict() throws IOException {

        Yaml yaml = new Yaml();
        Map<String, Map<String, String>> itemDict = null;
        try (InputStream inputStream = new FileInputStream(itemDictPath)) {
            itemDict = yaml.load(inputStream);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return itemDict;
    }


}