Monkey Utils

Useful library with JavaScript utilities.

Αυτός ο κώδικας δεν πρέπει να εγκατασταθεί άμεσα. Είναι μια βιβλιοθήκη για άλλους κώδικες που περιλαμβάνεται μέσω της οδηγίας meta // @require https://update.greasyfork.org/scripts/405813/821710/Monkey%20Utils.js

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey, το Greasemonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Userscripts για να εγκαταστήσετε αυτόν τον κώδικα.

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

Θα χρειαστεί να εγκαταστήσετε μια επέκταση διαχείρισης κώδικα χρήστη για να εγκαταστήσετε αυτόν τον κώδικα.

(Έχω ήδη έναν διαχειριστή κώδικα χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

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.

(Έχω ήδη έναν διαχειριστή στυλ χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

// ==UserScript==
// @name Utils
// @namespace https://rafaelgssa.gitlab.io/monkey-scripts
// @version 2.2.2
// @author rafaelgssa
// @description Useful library with JavaScript utilities.
// @match *://*/*
// ==/UserScript==

/**
 * @typedef {'m' | 'h' | 'd' | 'w' | 'M' | 'y'} TimeUnit 'm' for minutes, 'h' for hours, 'd' for days, 'w' for weeks, 'M' for months and 'y' for years
 */

// eslint-disable-next-line
const Utils = (() => {
	const ONE_SECOND_IN_MILLI = 1000;
	const ONE_MINUTE_IN_MILLI = ONE_SECOND_IN_MILLI * 60;
	const ONE_HOUR_IN_MILLI = ONE_MINUTE_IN_MILLI * 60;
	const ONE_DAY_IN_MILLI = ONE_HOUR_IN_MILLI * 24;
	const ONE_WEEK_IN_MILLI = ONE_DAY_IN_MILLI * 7;
	const ONE_MONTH_IN_MILLI = ONE_DAY_IN_MILLI * 30;

	/**
	 * Returns the plural form of a word if a number is different than 1, or the singular form otherwise.
	 * @param {string | [string, string]} wordOrPair If a word is provided, it is used as the singular form and the plural form is created by adding an 's' to the end of it. If a pair of words is provided, the first word is used as the singular form and the second word is used as the plural form.
	 * @param {number} n The number to use as reference.
	 * @param {boolean} doPrepend If true, the number is prepended to the output. Defaults to false.
	 * @returns {string} The word in the correct form, based on the number.
	 *
	 * @example
	 * Utils.getPlural('parent', 0); // 'parents'
	 * Utils.getPlural('parent', 1); // 'parent'
	 * Utils.getPlural('parent', 2); // 'parents'
	 * Utils.getPlural('parent', 0, true); // '0 parents'
	 * Utils.getPlural('parent', 1, true); // '1 parent'
	 * Utils.getPlural('parent', 2, true); // '2 parents'
	 * Utils.getPlural(['child', 'children'], 0); // 'children'
	 * Utils.getPlural(['child', 'children'], 1); // 'child'
	 * Utils.getPlural(['child', 'children'], 2); // 'children'
	 * Utils.getPlural(['child', 'children'], 0, true); // '0 children'
	 * Utils.getPlural(['child', 'children'], 1, true); // '1 child'
	 * Utils.getPlural(['child', 'children'], 2, true); // '2 children'
	 */
	const getPlural = (wordOrPair, n, doPrepend = false) => {
		let form;
		if (n === 1) {
			form = Array.isArray(wordOrPair) ? wordOrPair[0] : wordOrPair;
		} else {
			form = Array.isArray(wordOrPair) ? wordOrPair[1] : `${wordOrPair}s`;
		}
		return doPrepend ? `${n} ${form}` : form;
	};

	/**
	 * Returns a relative time string for a UNIX time.
	 * @param {number} unix The UNIX time.
	 * @param {TimeUnit} unit The unit to use. Defaults to 'y'.
	 * @returns {string} The relative time string.
	 */
	const getRelativeTimeFromUnix = (unix, unit = 'y') => {
		const now = Date.now() / 1e3;
		const minutes = Math.round(Math.abs(now - unix) / 60);
		return getRelativeTimeFromMinutes(minutes, unit);
	};

	/**
	 * Returns a relative time string for a number of minutes.
	 * @param {number} minutes The number of minutes.
	 * @param {TimeUnit} unit The unit to use. Defaults to 'y'.
	 * @returns {string} The relative time string.
	 *
	 * @example
	 * Utils.getRelativeTimeFromMinutes(30); // '30 minutes'
	 * Utils.getRelativeTimeFromMinutes(60); // 'about 1 hour'
	 * Utils.getRelativeTimeFromMinutes(60, 'm'); // '60 minutes'
	 * Utils.getRelativeTimeFromMinutes(60 * 24); // 'about 1 day'
	 * Utils.getRelativeTimeFromMinutes(60 * 24, 'h'); // 'about 24 hours'
	 * Utils.getRelativeTimeFromMinutes(60 * 24 * 7); // 'about 1 week'
	 * Utils.getRelativeTimeFromMinutes(60 * 24 * 7, 'd'); // 'about 7 days'
	 * Utils.getRelativeTimeFromMinutes(60 * 24 * 30); // 'about 1 month'
	 * Utils.getRelativeTimeFromMinutes(60 * 24 * 30, 'w'); // 'about 4 weeks'
	 * Utils.getRelativeTimeFromMinutes(60 * 24 * 30 * 12); // 'about 1 year'
	 * Utils.getRelativeTimeFromMinutes(60 * 24 * 30 * 12, 'M'); // 'about 12 months'
	 */
	const getRelativeTimeFromMinutes = (minutes, unit = 'y') => {
		if (minutes < 60 || unit === 'm') {
			return getPlural('minute', minutes, true);
		}
		const hours = Math.round(minutes / 60);
		if (hours < 24 || unit === 'h') {
			return `about ${getPlural('hour', hours, true)}`;
		}
		const days = Math.round(hours / 24);
		if (days < 7 || unit === 'd') {
			return `about ${getPlural('day', days, true)}`;
		}
		const weeks = Math.round(days / 7);
		if (weeks < 4 || unit === 'w') {
			return `about ${getPlural('week', weeks, true)}`;
		}
		const months = Math.round(days / 30);
		if (months < 12 || unit === 'M') {
			return `about ${getPlural('month', months, true)}`;
		}
		const years = Math.round(months / 12);
		return `about ${getPlural('year', years, true)}`;
	};

	/**
	 * Returns a date string in the 'yyyy-MM-dd hh:mm:ss UTC' format.
	 * @param {Date} date The date to format.
	 * @returns {string} The formatted date string.
	 */
	const getUtcString = (date) => {
		const isoString = date.toISOString(); // yyyy-MM-ddThh:mm:ss.sssZ
		return `${isoString.replace('T', ' ').slice(0, -5)} UTC`;
	};

	/**
	 * Checks if a value is set.
	 * @template T
	 * @param {T} value The value to check.
	 * @returns {value is NonNullable<T>} Whether the value is set or not.
	 */
	const isSet = (value) => {
		return typeof value !== 'undefined' && value !== null;
	};

	/**
	 * Sleeps for a number of seconds.
	 * @param {number} seconds How many seconds to sleep for.
	 * @returns {Promise<void>}
	 */
	const sleep = (seconds) => {
		return new Promise((resolve) => window.setTimeout(resolve, seconds * ONE_SECOND_IN_MILLI));
	};

	return {
		ONE_SECOND_IN_MILLI,
		ONE_MINUTE_IN_MILLI,
		ONE_HOUR_IN_MILLI,
		ONE_DAY_IN_MILLI,
		ONE_WEEK_IN_MILLI,
		ONE_MONTH_IN_MILLI,
		getPlural,
		getRelativeTimeFromUnix,
		getRelativeTimeFromMinutes,
		getUtcString,
		isSet,
		sleep,
	};
})();