chomens-bot-js/bot.js

/* eslint-disable max-len */

const mc = require('minecraft-protocol');
const crypto = require('crypto');
const colorConvert = require('color-convert');
const sleep = require('sleep-promise');
const generateEaglerUsername = require('./util/generateEaglerUsername');
const {EventEmitter} = require('events');
const {loadPlugins} = require('./util/loadPlugins');
const uuid = require('uuid-by-string');
const moment = require('moment-timezone');
const cowsay = require('cowsay2');
const cows = require('cowsay2/cows');
const util = require('node:util');
const {VM} = require('vm2');
const randomstring = require('randomstring');
const mineflayer = require('mineflayer');

/**
 * makes the bot
 * @param {object} server the server object used in the config
 * @param {object} config the config file
 * @param {Function} getBots get bots function in index.js
 * @param {Class} dcclient discord client
 * @param {object} rl readline.
 * @return {object} the bot object
 */
async function createBot(server, config, getBots, dcclient, rl) {
  const bot = new EventEmitter();
  bot.options = {
    username: !server.kaboom ?
    'ChomeNS_Bot' :
    randomstring.generate(8),
    host: server.host,
    port: server.port,
    version: config.version,
    kaboom: server.kaboom,
    checkTimeoutInterval: '30000',
    keepAlive: false,
    hideErrors: true,
  };
  bot._client = mc.createClient(bot.options);
  bot.version = bot._client.version;
  bot.write = (name, data) => bot._client.write(name, data);
  bot.end = (reason = 'end', event) => {
    bot.emit('end', reason, event);
    bot.removeAllListeners();
    bot._client.end();
    bot._client.removeAllListeners();
  };
  bot.visibility = false;
  bot.getBots = getBots;
  bot.getplayerusername = {};

  await sleep(200);

  await loadPlugins(bot, dcclient, config, rl);

  const channel = dcclient.channels.cache.get(config.discord.servers[bot.options.host]);

  bot.playersAddedPlayers = {};
  bot.getplayerusername = {};

  bot._client.on('login', async function(data) {
    bot.entityId = data.entityId;
    bot.uuid = bot._client.uuid;
    bot.username = bot._client.username;
    chatMessage = require('prismarine-chat')(bot.version);
    const mcData = require('minecraft-data')(bot.version);
    bot.console.info(
        `Successfully logged in to: ${bot.options.host}:${bot.options.port}`,
    );
    channel.send(
        `Successfully logged in to: \`${bot.options.host}:${bot.options.port}\``,
    );
    bot.eaglercrashstarted = false;

    bot.vmoptions = {
      timeout: 2000,
      sandbox: {
        run(cmd) {
          bot.core.run(cmd);
        },
        mc,
        mineflayer,
        chat: bot.chat,
        moment,
        randomstring,
        uuid,
        chatMessage,
        crypto,
        colorConvert,
        bruhifyText(message) {
          if (
            typeof message !== 'string'
          ) throw new SyntaxError('message must be a string');
          bot.bruhifyText = message.substring(0, 1000);
        },
        generateEaglerUsername,
        cowsay,
        cows,
        mcData,
      },
    };
    bot.vm = new VM(bot.vmoptions);

    // await sleep(1400);
    // bot.tellraw('@a', [
    //   {
    //     text: 'ChomeNS Bot',
    //     color: 'yellow',
    //   },
    //   {
    //     text: ' - ',
    //     color: 'dark_gray',
    //   },
    //   {
    //     text: 'made by ',
    //     color: 'gray',
    //   },
    //   {
    //     text: 'chayapak',
    //     color: 'gold',
    //   },
    // ]);
  });

  bot.on('player_added', (player) => {
    bot.playersAddedPlayers[player.name] = player.UUID;
    bot.getplayerusername[player.UUID] = player.name;
  });

  bot._client.on('end', function(reason) {
    bot.end(reason, 'end');
  });

  bot.once('end', (reason, event) => {
    bot.console.info(
        `Disconnected from ${bot.options.host} (${event} event): ${util.inspect(reason)}`,
    );
    channel.send(`Disconnected: \`${util.inspect(reason)}\``);

    let timeout = config.reconnectTimeout;

    try {
      if (reason.text) {
        if (reason.text ===
          'Wait 5 seconds before connecting, thanks! :)' ||
          reason.text ===
          'You are logging in too fast, try again later.'
        ) timeout = 1000 * 7;
      }
    } catch (e) {
      bot.console.error(e);
    }

    setTimeout(() => {
      bot.end();
      createBot(server, config, getBots, dcclient, rl);
    }, timeout);
  });

  bot._client.on('keep_alive', (packet) => {
    bot.write('keep_alive', {keepAliveId: packet.keepAliveId});
  });

  bot._client.on('game_state_change', () => {
    bot.write('client_command', {payload: 0});
  });

  bot._client.on('kick_disconnect', function(data) {
    const parsed = JSON.parse(data.reason);
    bot.end(parsed, 'kick_disconnect');
  });

  bot._client.on('disconnect', function(data) {
    const parsed = JSON.parse(data.reason);
    bot.end(parsed, 'disconnect');
  });

  bot._client.on('error', function() {});

  return bot;
};

module.exports = {createBot};