package net.mcplaza.auth;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.math.BigInteger;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;

import net.mcplaza.auth.UUIDFetcher.Response;

public class UUIDFetcher {

	public static Map<String, UUID> uuidStore = new HashMap<String, UUID>();
	public static Map<UUID, String> nameStore = new HashMap<UUID, String>();

    private static final String agent = "Mozilla/5.0";

	public static Response getResponse(String name) {

		if(uuidStore.containsKey(name)) {
			Response r = new Response();
			r.name = name;
			r.uuid = uuidStore.get(name);
			return r;
		}

		HttpClient client = new DefaultHttpClient();
		HttpGet get = new HttpGet("https://use.gameapis.net/mc/player/profile/" + name);

		get.addHeader("User-Agent", "Mozilla/5.0");
		try {

			HttpResponse response = client.execute(get);

			BufferedReader reader = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
			JSONParser parser = new JSONParser();
			JSONObject object = (JSONObject)parser.parse(reader);
			String uuid = (String) object.get("id");
			String targetName = (String) object.get("name");

			UUID id = new UUID(new BigInteger(uuid.substring(0, 16), 16).longValue(), new BigInteger(uuid.substring(16), 16).longValue());
			Response r = new Response();
			r.name = targetName;
			r.uuid = id;
			uuidStore.put(name, id);
			nameStore.put(id, name);
			return r;

		} catch(Exception ex) {
			ex.printStackTrace();
		}
		return null;

	}

	public static Response getResponse(UUID uuid) {

		if(nameStore.containsKey(uuid)) {
			Response r = new Response();
			r.name = nameStore.get(uuid);
			r.uuid = uuid;
			return r;
		}

		HttpClient client = new DefaultHttpClient();

		HttpGet get = new HttpGet("https://use.gameapis.net/mc/player/profile/" + uuid.toString().replaceAll("-", ""));
		get.addHeader("User-Agent", "Mozilla/5.0");
		try {

			HttpResponse response = client.execute(get);

			BufferedReader reader = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
			JSONParser parser = new JSONParser();
			JSONObject object = (JSONObject)parser.parse(reader);
			String name = (String) object.get("name");
			Response r = new Response();
			r.name = name;
			r.uuid = uuid;
			uuidStore.put(name, uuid);
			nameStore.put(uuid, name);
			return r;

		} catch(Exception ex) {
			ex.printStackTrace();
		}
		return null;
	}

	public static class Response {
		public String name;
		public UUID uuid;
	}

}