Auto load new topics with smart detection and error handling
Από την
// ==UserScript==
// @name LINUX.DO Auto Load New Topics
// @name:zh-CN LINUX.DO 自动加载新话题
// @namespace https://www.pipecraft.net/
// @homepageURL https://github.com/utags/userscripts#readme
// @supportURL https://github.com/utags/userscripts/issues
// @version 0.1.1
// @description Auto load new topics with smart detection and error handling
// @description:zh-CN 智能自动加载新话题，带有错误处理和检测优化
// @author Pipecraft
// @license MIT
// @match https://linux.do/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=linux.do
// @grant none
// ==/UserScript==
;(function () {
'use strict'
// Configuration constants
const CONFIG = {
CHECK_INTERVAL: 3000, // Check every 3 seconds
MAX_RETRIES: 3, // Maximum retry attempts
SELECTORS: [
'#list-area .show-more .clickable',
// '.show-more-topics .clickable',
// "[data-action='show-more']",
],
DEBUG: false, // Set to true for debug logging
}
let retryCount = 0
let lastClickTime = 0
let intervalId = null
/**
* Log debug messages if debug mode is enabled
* @param {string} message - The message to log
* @param {any} data - Optional data to log
*/
function debugLog(message, data = null) {
if (CONFIG.DEBUG) {
console.log(`[LINUX.DO Auto Loader] ${message}`, data || '')
}
}
/**
* Check if a modal dialog is currently open
* @returns {boolean} True if a modal is open
*/
function isModalOpen() {
const modals = document.querySelectorAll('[role="dialog"]')
for (const modal of modals) {
if (
modal &&
modal.offsetParent !== null &&
modal.offsetHeight > 0 &&
modal.offsetWidth > 0
) {
return true
}
}
return false
}
/**
* Find the clickable element using multiple selectors
* @returns {HTMLElement|null} The clickable element or null
*/
function findClickableElement() {
for (const selector of CONFIG.SELECTORS) {
const element = document.querySelector(selector)
if (element && element.offsetParent !== null) {
// Check if element is visible
return element
}
}
return null
}
/**
* Check if enough time has passed since last click
* @returns {boolean} True if enough time has passed
*/
function canClick() {
const now = Date.now()
return now - lastClickTime > CONFIG.CHECK_INTERVAL
}
/**
* Attempt to click the show more button
* @returns {boolean} True if click was successful
*/
function attemptClick() {
try {
// Check if modal is open and pause auto-loading
if (isModalOpen()) {
debugLog('Modal dialog is open, pausing auto-loader')
return false
}
const clickable = findClickableElement()
if (!clickable) {
debugLog('No clickable element found')
return false
}
if (!canClick()) {
debugLog('Too soon since last click')
return false
}
// Simulate a more natural click
const event = new MouseEvent('click', {
bubbles: true,
cancelable: true,
view: window,
})
clickable.dispatchEvent(event)
lastClickTime = Date.now()
retryCount = 0 // Reset retry count on successful click
debugLog('Successfully clicked show more button', clickable)
return true
} catch (error) {
debugLog('Error clicking element:', error)
retryCount++
if (retryCount >= CONFIG.MAX_RETRIES) {
debugLog('Max retries reached, stopping auto-loader')
stopAutoLoader()
}
return false
}
}
/**
* Start the auto-loader interval
*/
function startAutoLoader() {
if (intervalId) {
clearInterval(intervalId)
}
debugLog('Starting auto-loader')
intervalId = setInterval(attemptClick, CONFIG.CHECK_INTERVAL)
}
/**
* Stop the auto-loader interval
*/
function stopAutoLoader() {
if (intervalId) {
clearInterval(intervalId)
intervalId = null
debugLog('Auto-loader stopped')
}
}
/**
* Initialize the script when DOM is ready
*/
function initialize() {
// Wait for DOM to be ready
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', startAutoLoader)
} else {
startAutoLoader()
}
// Handle page visibility changes
document.addEventListener('visibilitychange', () => {
if (document.hidden) {
stopAutoLoader()
} else {
startAutoLoader()
}
})
// Stop when navigating away
window.addEventListener('beforeunload', stopAutoLoader)
}
// Initialize the script
initialize()
})()