Subscript and Superscript Converter

Convert text to subscript or superscript using keyboard shortcuts

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

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

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Subscript and Superscript Converter
// @namespace    https://tampermonkey.net/
// @license      MIT
// @version      1.0
// @author       Rekt
// @description  Convert text to subscript or superscript using keyboard shortcuts
// @match        *://*/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    const superscriptMap = {
        '0': '⁰', '1': '¹', '2': '²', '3': '³', '4': '⁴', '5': '⁵', '6': '⁶',
        '7': '⁷', '8': '⁸', '9': '⁹', 'a': 'ᵃ', 'b': 'ᵇ', 'c': 'ᶜ', 'd': 'ᵈ',
        'e': 'ᵉ', 'f': 'ᶠ', 'g': 'ᵍ', 'h': 'ʰ', 'i': 'ⁱ', 'j': 'ʲ', 'k': 'ᵏ',
        'l': 'ˡ', 'm': 'ᵐ', 'n': 'ⁿ', 'o': 'ᵒ', 'p': 'ᵖ', 'q': '𐞥', 'r': 'ʳ', 's': 'ˢ',
        't': 'ᵗ', 'u': 'ᵘ', 'v': 'ᵛ', 'w': 'ʷ', 'x': 'ˣ', 'y': 'ʸ', 'z': 'ᶻ',
        '+': '⁺', '-': '⁻', '=': '⁼', '(': '⁽', ')': '⁾'
    };

    const subscriptMap = {
        '0': '₀', '1': '₁', '2': '₂', '3': '₃', '4': '₄', '5': '₅', '6': '₆',
        '7': '₇', '8': '₈', '9': '₉', 'a': 'ₐ', 'e': 'ₑ', 'h': 'ₕ', 'i': 'ᵢ', 'j': 'ⱼ',
        'k': 'ₖ', 'l': 'ₗ', 'm': 'ₘ', 'n': 'ₙ', 'o': 'ₒ', 'p': 'ₚ', 'r': 'ᵣ',
        's': 'ₛ', 't': 'ₜ', 'u': 'ᵤ', 'v': 'ᵥ', 'x': 'ₓ', 'y': 'ᵧ', '+': '₊',
        '-': '₋', '=': '₌', '(': '₍', ')': '₎'
    };

    function convertText(input, map) {
        return input.split('').map(char => map[char] || char).join('');
    }

    window.addEventListener('keydown', event => {
        if (event.ctrlKey && event.altKey) {
            event.preventDefault();
            let convertedText = '';

            if (event.key === ']') {
                const input = prompt('Enter text to convert to subscript:');
                convertedText = convertText(input, subscriptMap);
            } else if (event.key === ']' && event.shiftKey) {
                const input = prompt('Enter text to convert to superscript:');
                convertedText = convertText(input, superscriptMap);
            }

            if (convertedText) {
                navigator.clipboard.writeText(convertedText).then(() => {
                    document.execCommand('insertText', false, convertedText);
                });
            }
        }
    });
})();