package net.saltymc.eaa.util.mojangApi;

import net.minecraft.client.MinecraftClient;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.util.EntityUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.jetbrains.annotations.Nullable;

import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;

import java.util.ArrayList;
import java.util.List;

public class PlayerInfo {

    private static final Logger LOGGER = LogManager.getLogger();

    @Nullable
    public static String playerNameToUUID(String playerName) {
        String playerUUID = null;

        try {
            playerUUID = MinecraftClient.getInstance().getNetworkHandler().getPlayerListEntry(playerName).getProfile().getId().toString();
        } catch (NullPointerException e) {
            try {
                playerUUID = playerNameToUUIDbyAPI(playerName);
            } catch (MojangUtilException ex){
                //TODO:
            }

        }

        return playerUUID;
    }

    @Nullable
    private static String playerNameToUUIDbyAPI(String playerName) throws MojangUtilException {

        try {
            HttpClient httpClient = HttpClientBuilder.create().build();
            HttpGet request = new HttpGet("https://api.mojang.com/users/profiles/minecraft/" + playerName);

            HttpResponse response = httpClient.execute(request);

            if (response.getStatusLine().getStatusCode() != 200)
                return null;

            // take the response body as a json formatted string
            JSONObject responseJSON = (JSONObject) new JSONParser().parse(EntityUtils.toString(response.getEntity()));
            //doublecheck correct name
            if (responseJSON.containsKey("name") && ! ((String)responseJSON.get("name")).equalsIgnoreCase(playerName))
                return null;

            LOGGER.info("player: " + playerName + " is: " + responseJSON.get("id"));

            return (String) responseJSON.get("id");

        } catch (Exception ex) {
            LOGGER.error("Error parsing playername to UUID while contacting API: ", ex);
            throw new MojangUtilException("Could not parse Username to UUID!", ex);
        }
    }

    //changed due to API changes ...
    public static String playerUUIDToName(String playerUUID) throws MojangUtilException {
        try {
            HttpClient httpClient = HttpClientBuilder.create().build();
            HttpGet request = new HttpGet("https://api.mojang.com/user/profile/" + playerUUID.replaceAll("-", ""));
            HttpResponse response = httpClient.execute(request);

            // take the response body as a json formatted string
            JSONObject responseJSON = (JSONObject) new JSONParser().parse(EntityUtils.toString(response.getEntity()));
            //doublecheck correct name
            if (responseJSON.containsKey("id") && ! ((String)responseJSON.get("id")).equalsIgnoreCase(playerUUID.replaceAll("-", "")))
                return null;

            LOGGER.info("player: " + playerUUID + " is: " + responseJSON.get("name"));

            return (String) responseJSON.get("name");

        } catch (Exception e) {
            LOGGER.error("Could not parse UUID to username!", e);
            throw new MojangUtilException("Could not parse UUID to username!", e);
        }
    }

    public static String playerUUIDToCurrentName(String playerUUID) throws MojangUtilException {
        return playerUUIDToName(playerUUID);
    }
}