Cookie Clicker hack

Just a cookie clicker hack.
As of 10. 12. 2019. See the latest version.
Ask a question, post a review, or report the script.
Wrap lines
// ==UserScript==
// @name         Cookie Clicker hack
// @namespace    https://greasyfork.org/ru/scripts/392425-cookie-clicker-hack
// @version      1.2
// @description  Just a cookie clicker hack.
// @author       hasha2982
// @match        *://orteil.dashnet.org/cookieclicker/*
// @match        *://orteil.dashnet.org/cookieclicker/
// @grant        none
// ==/UserScript==

// NOTE: Don't works in IE!

console.log('[== Starting hack... ==]');

var ans = '';
var confirmans = false;
var forCookies = {
    iter: 0,
    ctr: 0
}

const hinfo = {
    version: '1.2',
    changes: 'Added Autoclicker!'
}

var ac = {
    sure: false,
    click: function() {
        document.getElementById('bigCookie').click();
    },
    timer: null, // used for clearTimeout in ac.termtimer()
    termtimer: function() {
        if (ac.timer === null) {
            console.log('false ac.termtimer() call');
            console.log(ac);
        } else {
            clearTimeout(ac.timer);
        }
    },
    warning: false
}


document.onkeydown = function(e){
    e = e || window.event;
    var key = e.which || e.keyCode;
    if(key===72){
        hackMenu();
    } else if (key === 67) {
        ac.termtimer();
    }
}; // thx StackOverflow

var hmenuText = 'Welcome to hasha2982\'s Cookie Clicker hack v.' + hinfo.version + '!\nPlease select an option below:\n1) Earn free cookies\n2) Spawn golden cookies\n3) Autoclicker (tested on Cookie Clicker v.2.022)';

function hackMenu() {
    // if (event.code = 'KeyH') {
        ans = prompt(hmenuText);
        if (ans == '1') {
            ans = prompt('How many cookies do you want to earn?');
            if (ans === "" || ans === null) {
                alert('Cancelled.');
            } else {
                Game.cookies += Number(ans);
                Game.cookiesEarned += Number(ans);
            }
        } else if (ans == '2') {
            ans = prompt('How many cookies do you want to spawn?');
            if (!(ans === "" || ans === null) && Number(ans) > 0) {
                forCookies.iter = Number(ans);
                for (; forCookies.ctr < forCookies.iter; forCookies.ctr++) {
                    var newShimmer=new Game.shimmer("golden");
                    console.log(`Golden cookie spawned.\nIteration ${forCookies.ctr} is finished.\nIterations remaining: ${forCookies.iter - forCookies.ctr}`);
                }
                forCookies.iter = 0;
                forCookies.ctr = 0;
            } else {
                alert('Cancelled.');
            }
        }
        else if (ans == '3') {
            ans = prompt('Enter delay between clicks in ms. (1000 ms. = 1 s.)\n(press \'c\' to disable autoclicker)');
            if (ans === null || ans === "" || ans === '0' || Number(ans) < 1) {
                alert('Cancelled.');
            } else if (Number(ans) <= 100) {
                confirmans = confirm('Delay lower than 100ms. can cause lags.\nAre you sure?');
                if (confirmans === true) {
                    ac.sure = true;
                    console.log(`ac.sure is set to true\n`); console.log(ac);
                }
                // if (ac.sure === true) { // here it goes
                    ac.timer = setInterval(ac.click, Number(ans));
                // }
            } else {
                ac.timer = setInterval(ac.click, Number(ans));
            }
        }
        else if (ans === null || ans === "") {
            console.log('Prevented \'Function not found\' message');
        }
        else {
            alert('Function not found.');
        }
   // }
}

console.log('[== Hack is started. ==]\nVersion: v.' + hinfo.version);