MOOC互评辅助，解放双手

mooc_review_helper.js

// ==UserScript==
// @name         MOOC互评辅助
// @namespace    https://github.com/hui-shao
// @version      0.2
// @description  一键填充了属于是!
// @author       Hui-Shao
// @license      GPLv3
// @match        *://www.icourse163.org/spoc/learn/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=icourse163.org
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // Your code here...
    var button,observe;

    function createButton() {
        //alert("btn");
        button = document.createElement("button");
        button.id = "btn001";
        button.textContent = "一键评分";
        button.className = "u-btn u-btn-default";
        button.style.position = "fixed";
        button.style.right = "50px";
        button.style.bottom = "50px";
        button.style.display = "none";
        button.onclick = function () {
            myInput();
        };
        document.querySelector(".m-learnbox").appendChild(button);
    }

    function myInput() {
        var lst_1 = document.getElementsByTagName("textarea");
        for (let i = 0; i < lst_1.length; i++)
        {
            lst_1[i].value = "1";
        }

        var lst_2 = document.querySelectorAll(".detail .s");
        for (let i = 0; i < lst_2.length; i++)
        {
            lst_2[i].lastElementChild.firstElementChild.checked = true;
        }

        // Scroll to bottom
        var e = document.documentElement;
        e.scrollTo(e.scrollLeft,e.scrollHeight);

        //alert("[Script] 执行完毕.");
    }

    function showOrHide(){
        if(window.location.hash.indexOf("hw")!=-1){
            button.style.display = "";
        }
        else{
            button.style.display = "none";
        }
    }

    window.onload = function(){
        // alert("[Script] ready");
        createButton();
        setInterval(showOrHide, 500);
    };

})();

一行版本，互评页面下直接粘贴进Console执行：

var lst_1=document.getElementsByTagName("textarea");for(let i=0;i<lst_1.length;i++){lst_1[i].value="1"}var lst_2=document.querySelectorAll(".detail .s");for(let i=0;i<lst_2.length;i++){lst_2[i].lastElementChild.firstElementChild.checked=true}