滚动触碰两次页面底部自动翻下一页，滚动触碰两次页面顶部自动翻上一页
// ==UserScript==
// @name 微信读书自动翻页
// @namespace https://github.com/AliubYiero/TemperScripts
// @version 1.0.0
// @description 滚动触碰两次页面底部自动翻下一页，滚动触碰两次页面顶部自动翻上一页
// @author Yiero
// @match https://weread.qq.com/web/reader/*
// @icon https://weread.qq.com/favicon.ico
// @license GPL
// @grant GM_addStyle
// ==/UserScript==
"use strict";
window.onload = () => {
switchToNextPage();
(new MutationObserver(e => {
console.log('scroll');
setTimeout(() => {
scrollTo(0, 90);
}, 100);
}))
.observe(document.getElementsByClassName('app_content')[0], {
childList: true
});
};
function fireKeyEvent(el, evtType, keyCode) {
let evtObj;
if (document.createEvent) {
if (window.KeyEvent) {
evtObj = document.createEvent("KeyEvents");
evtObj.initKeyEvent(evtType, true, true);
el.dispatchEvent(evtObj);
return;
}
evtObj = document.createEvent("UIEvents");
evtObj.initUIEvent(evtType, true, true);
delete evtObj.keyCode;
if (typeof evtObj.keyCode === "undefined") {
Object.defineProperty(evtObj, "keyCode", { value: keyCode });
}
else {
evtObj.key = String.fromCharCode(keyCode);
}
if (typeof evtObj.ctrlKey === "undefined") {
Object.defineProperty(evtObj, "ctrlKey", { value: true });
}
else {
evtObj.ctrlKey = true;
}
el.dispatchEvent(evtObj);
return;
}
}
const checkPageBottom = (function () {
let isTop = false;
let isBottom = false;
let resetPageStatus = () => {
isTop = false;
isBottom = false;
};
return function () {
const { scrollTop, clientHeight, scrollHeight } = document.documentElement;
if (scrollTop === 0) {
if (isTop) {
resetPageStatus();
return 37;
}
isTop = true;
scrollBy(0, 1);
}
else if (scrollTop + clientHeight >= scrollHeight) {
if (isBottom) {
resetPageStatus();
return 39;
}
isBottom = true;
scrollBy(0, -1);
}
};
})();
const debounce = function (fn, delay) {
let timer;
return function () {
clearTimeout(timer);
timer = setTimeout(fn, delay * 1000);
};
};
function switchToNextPage() {
window.addEventListener('scroll', debounce(() => {
const keyEventCode = checkPageBottom();
if (keyEventCode) {
fireKeyEvent(document, "keydown", keyEventCode);
}
}, 0.1));
}