ErgonomicMusicNerd

// ==UserScript==
// @name         MusicNerd Auto-Play, Button Selector, and Next
// @namespace    http://tampermonkey.net/
// @version      2.1
// @description  Auto-click play button, number-key-based select song, auto press next musicnerd.io
// @author       archonic
// @match        https://musicnerd.io/quiz/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // Function to simulate a space key press to play the track
    function simulateSpaceKeyPress() {
        const event = new KeyboardEvent('keydown', {
            key: ' ',
            code: 'Space',
            keyCode: 32,
            which: 32,
            bubbles: true,
            cancelable: true
        });
        document.dispatchEvent(event);
    }

    // Function to click the "Next" button
    function clickNextButton() {
        const buttons = document.querySelectorAll('button');
        for (let button of buttons) {
            if (button.innerHTML.trim().toLowerCase().includes('next') ||
                button.classList.contains('bg-[rgba(239,209,101,1)]')) {
                button.click();
                break;
            }
        }
    }

    // Function to handle key presses for selecting song buttons
    function handleKeyPress(event) {
        const buttons = document.querySelectorAll('div.cursor-pointer');

        if (event.key === '1' && buttons[0]) {
            buttons[0].click(); // Click the first button
            setTimeout(clickNextButton, 100); // Wait for 100ms before clicking the Next button
            setTimeout(simulateSpaceKeyPress, 300); // Re-trigger play after 300ms
        } else if (event.key === '2' && buttons[1]) {
            buttons[1].click(); // Click the second button
            setTimeout(clickNextButton, 100); // Wait for 100ms before clicking the Next button
            setTimeout(simulateSpaceKeyPress, 300); // Re-trigger play after 300ms
        } else if (event.key === '3' && buttons[2]) {
            buttons[2].click(); // Click the third button
            setTimeout(clickNextButton, 100); // Wait for 100ms before clicking the Next button
            setTimeout(simulateSpaceKeyPress, 300); // Re-trigger play after 300ms
        }
    }

    // Enable key selection
    function enableKeySelection() {
        document.addEventListener('keydown', handleKeyPress);
    }

    // Play the song when the page loads
    window.addEventListener('load', () => {
        simulateSpaceKeyPress();
    });

    // Enable key selection
    enableKeySelection();

})();