net.k3nder.core.mc.Manifest Maven / Gradle / Ivy

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package net.k3nder.core.mc;

import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;


import net.kender.Kjson.Json;


public class Manifest {
    public static final String MANIFEST_URL_DEFAULT = "https://launchermeta.mojang.com/mc/game/version_manifest.json";
	private JsonNode last;
    private Map list = new HashMap<>();

    public Manifest(URL manifest) throws JsonProcessingException{
        // itarar sobre cada objeto en el json en el objeto versions
        for(JsonNode l:Json.jContentOf(manifest.toString()).get("versions")){
            try {
                // añadir al mapa de versiones
                list.put(l.get("id").asText(),new Vmc(l.get("id").asText(), VersionType.valueOf(l.get("type").asText()),new URI(l.get("url").asText()),l.get("id").asText()));
            } catch (URISyntaxException e) {
                e.printStackTrace();
            }
        }
        last = Json.jContentOf(manifest.toString()).get("latest");
    }

    public Manifest() throws JsonProcessingException {
        try {
            // itarar sobre cada objeto en el json en el objeto versions
            for(JsonNode l:Json.jContentOf(MANIFEST_URL_DEFAULT).get("versions")){
                // añadir al mapa de versiones
            	list.put(l.get("id").asText(),new Vmc(l.get("id").asText(), VersionType.valueOf(l.get("type").asText()),new URI(l.get("url").asText()),l.get("id").asText()));
            }
            last = Json.jContentOf(new URI(MANIFEST_URL_DEFAULT)).get("latest");
        } catch (URISyntaxException e) {
            e.printStackTrace();
        }
    }

    public boolean exist(String version){
    	if(version == null) {
    		throw new IllegalArgumentException("invalid argument null ");
    	}
        return list.containsKey(version);
    }
    public Vmc getVersion(String of){
        if(of.equals("latest-release")){
            return this.getLastVersion();
        }
        if(of.equals("latest-snapshot")){
            return this.getLastSnapshot();
        }
        if(!list.containsKey(of)){
            throw new IllegalArgumentException("version not exist in the manifest: " + of);
        }
        return list.get(of);
    }

    public List getList(){
    	ArrayList li = new ArrayList<>();
        for(Entry l:list.entrySet()){
            li.add(l.getValue());
        }
        return li;
    }

    public Vmc getLastVersion(){
        String x = last.get("release").asText();
        return list.get(x);
    }

    public Vmc getLastSnapshot(){
        String x = last.get("snapshot").asText();
        return list.get(x);
    }
    
}