// ==UserScript==
// @name         ulearning自动挂机
// @version      0.1
// @description  为了2021习概网课
// @author       nku100
// @match        https://ua.ulearning.cn/*
// @grant        none
// @namespace https://greasyfork.org/users/190286
// @downloadURL none
// ==/UserScript==

(function () {
  "use strict";

  function autoPlay() {
    var video = document.getElementsByTagName("video")[0];
    var play = document.getElementsByClassName("mejs__overlay-play")[0];
    var next_page_btn = document.getElementsByClassName("next-page-btn")[0];
    //获取element
    var interval = setInterval(function () {
      if (video.getPaused()) {
        video.setMuted(true);
        play.click();
      } else if (video.getEnded()) {
        next_page_btn.click();
      }
    }, 1000);
  }
  setTimeout(function () {
    try {
      autoPlay();
    } catch (e) {
      console.log(e);
    }
  }, 1000);
})();