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计算B站分P视频在自己所看P数的视频剩余时长

获取分P视频剩余时间

2023-02-27 يوللانغان نەشرى. ئەڭ يېڭى نەشرىنى كۆرۈش.

  1. // ==UserScript==
  2. // @name         计算B站分P视频在自己所看P数的视频剩余时长
  3. // @namespace    YuuRa1n
  4. // @version      0.5.2
  5. // @description  获取分P视频剩余时间
  6. // @author       YuuRa1n
  7. // @match        https://www.bilibili.com/video/*
  8. // @grant        none
  9. // @require      https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js
  10. // @license MIT
  11. // ==/UserScript==
  12.  
  13. (function() {
  14.     setTimeout(function(){
  15.         let html = '<span><span class="item-text sumtime"></span></span>';
  16.         $(".video-title").after(html);
  17.         if($("div.video-data-list").length > 0){
  18.             console.log("新版本");
  19.             html = '<span><span class="item-text lefttime"></span></span>';
  20.             $("div.video-data-list").append(html);
  21.         }else if($("div.video-data").length > 0){
  22.             console.log("旧版本");
  23.             html = '<span><span class="dm lefttime"></span></span>';
  24.             $("div.video-data").append('&nbsp&nbsp&nbsp' + html);
  25.         }
  26.         calc();
  27.     }, 2000);
  28.  
  29.     $("ul.list-box li").on("click", function(){
  30.         calc();
  31.     })
  32. })();
  33.  
  34.  
  35. function calc(){
  36.     //获取当前播放视频位置（第几条）和总视频数
  37.     const page = $(".cur-page").text();
  38.     const pageNum = page.split("/");
  39.     const curPageNum = parseInt(pageNum[0].substring(1),10);
  40.     let hourList = [];
  41.     let minList = [];
  42.     let secList = [];
  43.     $("div.duration").each(function(){
  44.         const time = $(this).text();
  45.         const list = time.split(":");
  46.         if(list.length == 3){
  47.             hourList.push(list[0]);
  48.             minList.push(list[1]);
  49.             secList.push(list[2]);
  50.         }else{
  51.             hourList.push(0);
  52.             minList.push(list[0]);
  53.             secList.push(list[1]);
  54.         }
  55.     })
  56.  
  57.     //计算视频总时长
  58.     const sumTime = calcLeftTime(hourList, minList, secList)
  59.  
  60.     $("span.sumtime").html("视频总时长：" + sumTime);
  61.  
  62.     //计算视频剩余时间
  63.     const subHourList = hourList.slice(curPageNum - 1);
  64.     const subminList = minList.slice(curPageNum - 1);
  65.     const subsecList = secList.slice(curPageNum - 1);
  66.     const leftTime = calcLeftTime(subHourList, subminList, subsecList);
  67.     $("span.lefttime").html("剩余时长：" + leftTime);
  68. }
  69.  
  70. //给定时间数组和秒数组，数组长度必须相等，计算剩余时间
  71. function calcLeftTime(hourList, minList, secList){
  72.     if(minList.length != secList.length){
  73.         return "计算失败";
  74.     }else{
  75.         let hour = listsum(hourList);
  76.         let min = listsum(minList);
  77.         let sec = listsum(secList);
  78.         let m = sec / 60;
  79.  
  80.         let s = sec % 60;
  81.  
  82.         min += parseInt(m,10);
  83.  
  84.         let h = parseInt(min/60,10) + hour;
  85.         m = min%60;
  86.  
  87.         if(m<10)
  88.             m="0"+ m;
  89.         if(s<10)
  90.             s="0"+ s;
  91.         return h+":"+m+":"+s;
  92.     }
  93. }
  94.  
  95. function listsum(list){
  96.     let sum = 0;
  97.     for(let i =0;i<list.length;i++ ){
  98.         sum += parseInt(list[i],10)
  99.     }
  100.     return sum;
  101. }