完美阅读体验，去除广告、推荐等一系列和阅读无关的内容
// ==UserScript==
// @name 极致净化 Segmentfault 问题页
// @namespace https://evgo2017.com/purify-page
// @version 0.12
// @description 完美阅读体验，去除广告、推荐等一系列和阅读无关的内容
// @author evgo2017
// @license GNU GPLv2
// @match https://segmentfault.com/a/*
// @match https://segmentfault.com/q/*
// @icon https://static.segmentfault.com/main_site_next/698c8080/touch-icon.png
// @grant none
// ==/UserScript==
(function() {
'use strict';
const maxRetryCount = 5; // 最大重试次数
// 移除区域
remove('顶部导航', `#sf-header`, { repeat: true })
remove('底部广告', `#OA_holder_2`)
remove('悬浮点赞', `.functional-area-left`)
remove('悬浮文章标题', `#article-header`, { repeat: true })
remove('边栏信息', `#right-side-wrap`, { repeat: true, getDom: (dom) => dom ? dom.parentElement : null })
remove('底部点赞', `.functional-area-bottom`, { repeat: true })
remove('文章顶部专栏信息', `#followUser`, { repeat: true, getDom: (dom) => dom ? dom.parentElement : null })
remove('底部推荐阅读', `#comment-area`, { repeat: true, getDom: (dom) => dom ? dom.parentElement.nextSibling : null })
remove('底部推荐阅读', `#answer-question`, { repeat: true, getDom: (dom) => dom ? dom.nextSibling : null })
remove('底部推荐问题', `.answer-area`, { repeat: true, getDom: (dom) => dom ? dom.nextSibling : null })
remove('撰写回答，注册登录', `#answer-question`, { repeat: true })
remove('底部导航', `#footer`, { repeat: true })
// Helper
function remove(label, selector, userOption = {}, count = 1) {
const option = Object.assign({ repeat: false, getDom: (dom) => dom }, userOption)
const dom = option.getDom($(selector))
if (dom) {
dom.remove()
console.log(`${label}，%c已移除%c。（第 ${count} 次处理）`, "color: red; font-weight: bold", "color: black")
if (option.repeat) {
setTimeout(() => { remove(label, selector, option, count + 1) }, 1000)
}
} else {
if (count < maxRetryCount) {
console.log(`${label}，未找到。（第 ${count} 次处理）`)
setTimeout(() => { remove(label, selector, option, count + 1) }, 1000)
} else {
console.log(`${label}，%c停止查找%c。（第 ${count} 次处理）`, "color: orange; font-weight: bold", "color: black")
}
}
}
function $ (selector) {
return document.querySelector(selector)
}
})();