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MooMoo.io AutoGG

Auto "gg" on kill in MooMoo.io

As of 2023-09-17. See the latest version.

// ==UserScript==
// @name         MooMoo.io AutoGG
// @namespace    https://greasyfork.org/users/1064285-vcrazy-gaming
// @version      0.1
// @description  Auto "gg" on kill in MooMoo.io
// @match        *://moomoo.io/*
// @match        *://*.moomoo.io/*
// @author       _VcrazY_
// @require      https://cdn.jsdelivr.net/npm/[email protected]/dist/msgpack.min.js
// @grant        none
// @icon         https://moomoo.io/img/favicon.png?v=1
// @license      MIT
// ==/UserScript==

// Constants
const msgpack5 = window.msgpack;
 
// Variables
let ws, prevCount = 0;
 
// Functions
const toArray = (e) => (Array.isArray(e) ? e : Array.from(e));
 
const attachWebSocketListener = (e) => {
  e.addEventListener("message", hookWebSocket);
};
 
const hookWebSocket = (e) => {
  let data = msgpack5.decode(new Uint8Array(e.data));
};
 
const sendPacket = (e) => {
  if (ws) {
    ws.send(msgpack5.encode(e));
  }
};
 
const chat = (e) => {
  sendPacket(["ch", [e]]);
};
 
// Override WebSocket's send method
WebSocket.prototype.oldSend = WebSocket.prototype.send;
 
WebSocket.prototype.send = function (e) {
  if (!ws) {
    [document.ws, ws] = [this, this];
    attachWebSocketListener(this);
  }
  this.oldSend(e);
};
 
// Mutation Observer
const handleMutations = (mutationsList) => {
  for (const mutation of mutationsList) {
    if (mutation.target.id === "killCounter") {
      const count = parseInt(mutation.target.innerText, 10) || 0;
      if (count > prevCount) {
        chat("gg - autoGG");
        prevCount = count;
      }
    }
  }
};
 
const observer = new MutationObserver(handleMutations);
observer.observe(document, {
  subtree: true,
  childList: true,
});