// ==UserScript==
// @name         Linux.do Auto-Liker!
// @namespace    http://tampermonkey.net/
// @version      0.2
// @denoscription  Auto-Liker!
// @author       Neuroplexus
// @match        https://linux.do/t/*
// @grant        none
// @run-at       document-end
// ==UserScript==

(function() {
    'use strict';

    function getRandomInt(min, max) {
        min = Math.ceil(min);
        max = Math.floor(max);
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }

    function clickRandomButtons() {
        // Filter buttons based on noscript attribute
        const buttons = Array.from(document.querySelectorAll('.discourse-reactions-reaction-button')).filter(button => button.noscript === '点赞此帖子');

        if (buttons.length === 0) {
            return; // No buttons found with the specified noscript, exit.
        }

        const numClicks = getRandomInt(4, 7);
        const clickedButtons = new Set(); // Keep track of clicked buttons.

        for (let i = 0; i < numClicks; i++) {
            let buttonIndex;
            do {
                buttonIndex = getRandomInt(0, buttons.length - 1);
            } while (clickedButtons.has(buttonIndex));

            clickedButtons.add(buttonIndex);
            const button = buttons[buttonIndex];

            // Simulate a click event
            const clickEvent = new MouseEvent('click', {
                bubbles: true,
                cancelable: true,
                view: window
            });
            button.dispatchEvent(clickEvent);
            console.log(`Clicked button ${buttonIndex} (noscript: ${button.noscript})`);
        }
    }

    function startClicking() {
        const interval = getRandomInt(8000, 18000); // 8 to 18 seconds.
        setTimeout(() => {
            clickRandomButtons();
            startClicking(); // Schedule the next set of clicks.
        }, interval);
    }

    // Check if the page is using Discourse.
    if (document.querySelector('meta[name="generator"][content^="Discourse"]')) {
        startClicking();
    }

})();