在哔哩哔哩番剧页面中显示封面js

【软件截图】

【基本介绍】

// ==UserScript==

// @name         Bilibili Bangumi Cover

// @name:zh-CN   哔哩哔哩番剧封面

// @namespace    hoothin

// @version      0.7

// @description        Show Bilibili Bangumi Cover

// @description:zh-CN  就在哔哩哔哩番剧页面中显示封面

// @grant        GM_xmlhttpRequest

// @author       hoothin

// @include      http*://bangumi.bilibili.com/anime/*

// @include      http*://www.bilibili.com/bangumi/play/*

// ==/UserScript==

(function() {

    'use strict';

    var vSmall=document.querySelector(".bangumi-recom");

    console.log(vSmall);

    if(!vSmall)return;

    var title=document.createElement("h4");

    title.id="coverTitle";

    title.classList.add("recom-title");

    title.style.display="block";

    title.innerHTML="封面";

    var coverLink=document.createElement("a");

    var cover=document.createElement("img");

    cover.style.width="270px";

    coverLink.target="_blank";

    coverLink.appendChild(cover);

    /*var MutationObserver = window.MutationObserver || window.WebKitMutationObserver || window.MozMutationObserver;

    var observer = new MutationObserver(function(records){

    });

    var option = {

        'childList': true

    };

    observer.observe(vSmall, option);*/

    if(!vSmall.querySelector("h3#coverTitle")){

        vSmall.insertBefore(coverLink,vSmall.firstChild);

        vSmall.insertBefore(title,vSmall.firstChild);

        refreshCover();

    }

    function refreshCover(){

        GM_xmlhttpRequest({

            method: 'GET',

            url: "http://bangumi.bilibili.com/web_api/episode/"+location.href.replace(/.*ep/i,"")+".json",

            onload: function(result) {

                console.log(11);

                try {

                    var bangumiData = JSON.parse(result.responseText);

                    coverLink.href=cover.src=bangumiData.result.currentEpisode.cover;

       &