package dev.plex.util; import com.google.common.collect.Maps; import java.io.IOException; import java.nio.charset.StandardCharsets; import java.time.Instant; import java.time.LocalDateTime; import java.time.ZoneId; import java.util.List; import java.util.Map; import java.util.UUID; import java.util.stream.Collectors; import org.apache.http.HttpResponse; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClients; import org.apache.http.util.EntityUtils; import org.json.JSONArray; import org.json.JSONObject; public class MojangUtils { public static UUID getUUID(String name) { CloseableHttpClient client = HttpClients.createDefault(); HttpGet get = new HttpGet("https://api.mojang.com/users/profiles/minecraft/" + name); try { HttpResponse response = client.execute(get); String json = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8); JSONObject object = new JSONObject(json); client.close(); return UUID.fromString(new StringBuilder(object.getString("id")) .insert(8, "-") .insert(13, "-") .insert(18, "-") .insert(23, "-").toString()); } catch (IOException e) { e.printStackTrace(); return null; } } public static List> getNameHistory(UUID uuid) { Map names = Maps.newHashMap(); String uuidString = uuid.toString().replace("-", ""); CloseableHttpClient httpClient = HttpClients.createDefault(); HttpGet get = new HttpGet("https://api.mojang.com/user/profiles/" + uuidString + "/names"); try { HttpResponse response = httpClient.execute(get); String json = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8); JSONArray array = new JSONArray(json); array.forEach(object -> { JSONObject obj = new JSONObject(object.toString()); String name = obj.getString("name"); if (!obj.isNull("changedToAt")) { long dateTime = obj.getLong("changedToAt"); Instant instant = Instant.ofEpochMilli(dateTime); LocalDateTime time = LocalDateTime.ofInstant(instant, ZoneId.of("America/Los_Angeles")); names.put(name, time); } else { names.put(name, null); } }); } catch (IOException e) { e.printStackTrace(); } return names.entrySet().stream().sorted(Map.Entry.comparingByValue()).collect(Collectors.toList()); } }