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Paper.IO Enhanced

Zoom hack, game speed change hack, and instant movement hack.

// ==UserScript==
// @name Paper.IO Enhanced
// @namespace -
// @version 1.1.3
// @description Zoom hack, game speed change hack, and instant movement hack.
// @author NotYou
// @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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
// ==/UserScript==

(function() {
    const MIN_ZOOM = 0.5
    const MAX_ZOOM = 3.5

    const MIN_GAME_SPEED = 10
    const MAX_GAME_SPEED = 1000

    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 => {
                        if(e.ctrlKey) {
                            e.preventDefault()

                            const isPositive = e.deltaY > 0

                            CONFIG.unitSpeed += isPositive ? -2.5 : 2.5

                            const current = CONFIG.unitSpeed

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

            class ZoomHack {
                static init(maxZoom, minZoom) {
                    window.addEventListener('wheel', e => {
                        if(!e.ctrlKey) {
                            const isPositive = e.deltaY > 0

                            SCENE.maxScale += isPositive ? -0.5 : 0.5

                            const current = SCENE.maxScale

                            SCENE.maxScale = Utils.minmax(current, 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] += 10 * (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(() => {
                    Hack.init(paperapi)
                })
            })
        }
    }

    Main.init()
})()