Greasy Fork

// ==UserScript==
// @name Paper.IO
// @namespace -
// @version 1
// @description Zoom hack, game speed change hack, and instant movement hack.
// @author Dang Nhut
// @match *://paper-io.com/*
// @match *://*.paper-io.com/*
// @run-at document-start
// @license GPL-3.0-or-later
// @grant none
// @icon data:image/png;base64,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
// @downloadURL https://update.greasyfork.org/scripts/457975/PaperIO%20Enhanced.user.js
// @updateURL https://update.greasyfork.org/scripts/457975/PaperIO%20Enhanced.meta.js
// ==/UserScript==

(function() {
const MIN_ZOOM = 0.5
const MAX_ZOOM = 100

const MIN_GAME_SPEED = 10
const MAX_GAME_SPEED = 800000

const DEBUG_LEVEL = 0 /* 0 - disabled; 1 - info; 2 - errors */
const API_PROPS = ['paperio2api', 'paper2']

class Utils {
static minmax(n, min, max) {
return Math.min(Math.max(n, min), max)
}

static debug(level, ...args) {
let _level

switch (level) {
case 'log':
_level = 0
break
case 'error':
_level = 1
break
}

if(DEBUG_LEVEL > _level) {
console[level].apply(this, args)
}
}

static waitForProperty(target, props) {
let tries = 0

try {
return new Promise((res, rej) => {
let intervalId = setInterval(() => {
tries++

let validProp = props.find(prop => target[prop])

if(validProp) {
clearInterval(intervalId)
return res(target[validProp])
}

if(tries > 6) {
rej('Timeout error, cannot find properties: "' + props + '" in target object.')
}
}, 1e3)
})
} catch(e) {
Utils.debug('error', 'waitForProperty', e)
}
}
}

class Hack {
static init(paper_api) {
const GAME = paper_api.game
const CONFIG = GAME.config
const SCENE = getScene()

Utils.debug('log', this.name + ' initialized!')

class GameSpeedHack {
static init(maxGameSpeed, minGameSpeed) {
window.addEventListener('wheel', e => {
e.preventDefault()

const isPositive = e.deltaY > 0

CONFIG.unitSpeed += isPositive ? -100 : 100

const current = CONFIG.unitSpeed

CONFIG.unitSpeed = Utils.minmax(current, minGameSpeed, maxGameSpeed)
})
}
}

class ZoomHack {
static init(maxZoom, minZoom) {
window.addEventListener('keydown', e => {
let zoomChange = 0;
if (e.code === 'KeyZ') {
zoomChange = 1; // Increase zoom
} else if (e.code === 'KeyX') {
zoomChange = -1; // Decrease zoom
}

if (zoomChange !== 0) {
e.preventDefault();
SCENE.maxScale += zoomChange;
SCENE.maxScale = Utils.minmax(SCENE.maxScale, minZoom, maxZoom);
}
})
}
}

class InstantMovement {
static init(listenersData) {
listenersData.forEach(data => {
try {
window.addEventListener('keydown', e => {
try {
if (e.code === data.code) {
const PLAYER = GAME.player

PLAYER.position[data.direction] += 200 * (data.isNegative ? -1 : 1)
}
} catch (err) {
Utils.debug('error', data, err)
}
})
} catch (e) {
Utils.debug('error', this.name, data, e)
}
})
}
}

GameSpeedHack.init(
MAX_GAME_SPEED,
MIN_GAME_SPEED
)

ZoomHack.init(
MAX_ZOOM,
MIN_ZOOM
)

InstantMovement.init([{
code: 'KeyW',
direction: 'y',
isNegative: true,
}, {
code: 'KeyS',
direction: 'y',
isNegative: false,
}, {
code: 'KeyA',
direction: 'x',
isNegative: true,
}, {
code: 'KeyD',
direction: 'x',
isNegative: false,
}])

function getScene() {
if (paper_api.currentConfig) {
return paper_api.currentConfig
}

if (paper_api.configs) {
return paper_api.configs.paper2_classic
}

return paper_api.config
}
}
}

class Main {
static init() {
Utils.waitForProperty(window, API_PROPS).then(paperapi => {
Utils.waitForProperty(paperapi, ['game']).then(() => {
Main.showInstructions();
Hack.init(paperapi)
})
})
}

static showInstructions() {
alert(
"PAPER.IO Script - Made by Dang Nhut INSTRUCTION:\n" +
"- Follow me on Github: https://github.com/DangNhutNguyen:\n" +
"- This script only for education purpose only, please use this script as tools to developed your programming language.\n" +
"- Zoom: Press 'Z' to increase and 'X' to decrease.\n" +
"- Change game speed: Use the mouse wheel (scroll up to slow down, scroll down to speed up).\n" +
"- Instant Movement: Use 'W', 'A', 'S', 'D' for quick moves in the respective directions."
);
}
}

Main.init()
})();