Lag Insta by CyRuler

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You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Lag Insta by CyRuler
// @namespace    -
// @version      1.0
// @description  -
// @author       CyRuler
// @match        *moomoo.io/*
// @match        *dev.moomoo.io/*
// @match        *sandbox.moomoo.io/*
// @grant        none
// @require http://code.jquery.com/jquery-3.3.1.min.js
// @require https://code.jquery.com/ui/1.12.0/jquery-ui.min.js
// @require https://cdnjs.cloudflare.com/ajax/libs/jquery-confirm/3.3.0/jquery-confirm.min.js

// ==/UserScript==

(function() {
    'use strict';
    let mouseX;
    let mouseY;
    let width;
    let height;
    var ws;
    var msgpack5 = msgpack;
    let user = {
        id: null,
        x: null,
        y: null,
        dir: null,
        weapon: null
    };
    var primaryWeapon, secondaryWeapon;
    WebSocket.prototype.oldSend = WebSocket.prototype.send;
    WebSocket.prototype.send = function(m){
        if (!ws){
            document.ws = this;
            ws = this;
            socketFound(this);
        }
        this.oldSend(m);
    };
    function socketFound(socket){
        socket.addEventListener('message', function(message){
            handleMessage(message);
        });
    }
    function handleMessage(m){
        let temp = msgpack5.decode(new Uint8Array(m.data));
        let data;
        if(temp.length > 1) {
            data = [temp[0], ...temp[1]];
            if (data[1] instanceof Array){
                data = data;
            }
        } else {
            data = temp;
        }
        let item = data[0];
        if(!data) {return};
        if(item === "io-init") {
            let cvs = document.getElementById("gameCanvas");
            width = cvs.clientWidth;
            height = cvs.clientHeight;
            $(window).resize(function() {
                width = cvs.clientWidth;
                height = cvs.clientHeight;
            });
            cvs.addEventListener("mousemove", e => {
                mouseX = e.clientX;
                mouseY = e.clientY;
            });
        }
        if (item == "1" && user.id == null){
            user.id = data[1];
        }
        if (item == "33") {
            for(let i = 0; i < data[1].length / 13; i++) {
                let playerInfo = data[1].slice(13*i, 13*i+13);
                if(playerInfo[0] == user.id) {
                    user.x = playerInfo[1];
                    user.y = playerInfo[2];
                    user.dir = playerInfo[3];
                    user.weapon = playerInfo[5];
                    user.clan = playerInfo[7];
                }
            }
        }
        update();
    }

    function send(sender){
        ws.send(new Uint8Array(Array.from(msgpack5.encode(sender))));
    }

    function isElementVisible(e) {
        return (e.offsetParent !== null);
    }
    document.addEventListener('keydown', (e)=>{
        if(e.keyCode == 82 && document.activeElement.id.toLowerCase() !== 'chatbox'){
            send(["5", [primaryWeapon, true]]);
            send(["13c", [0, 7, 0]]);
            send(["7", [1]]);
            setTimeout( () => {
                var sck = "";
                send(["13c", [0, 53, 0]]);
                send(["5", [secondaryWeapon, true]]);
                for(let i = 0; i < 500; i++){
                    let caas = new Uint8Array(490);
                    for(let i = 0; i <caas.length;i++){
                        caas[i] = Math.floor(Math.random()*5);
                        sck += caas[i]
                    }
                }
                ws.send(caas);
            }, 100);
            setTimeout( () => {
                send(["5", [primaryWeapon, true]]);
                send(["7", [1]]);
                send(["13c", [0, 0, 1]]);
                send(["13c", [0, 0, 0]]);
            }, 160);
        }
    })
    function update() {
        for (let i=0;i<9;i++){
            if (isElementVisible(document.getElementById("actionBarItem" + i.toString()))){
                primaryWeapon = i;
            }
        }
        for (let i=9;i<16;i++){
            if (isElementVisible(document.getElementById("actionBarItem" + i.toString()))){
                secondaryWeapon = i;
            }
        }
    }
})();