// ==UserScript==
// @name         bilibili 自动播放
// @namespace    www.papercomment.tech
// @version      1.2.1
// @description  共有4个功能。自动播放，键盘控制，跳过5秒，滚动居中。可由开头的4个变量控制功能的开关
//               autoPlay        表示点进视频1秒后自动开始播放，
//               keyboardControl 表示点进视频后可用键盘控制视频（空格，↑，↓，←，→），
//               listPlay        表示视频结束后跳过5秒等待直接下一part，
//               center          表示自动滚动到播放器居中显示
// @author       c4r
// @match        https://www.bilibili.com/bangumi/*
// @match        https://www.bilibili.com/video/*
// @match        https://www.bilibili.com/watchlater/*
// @grant        none
// @license      MPL-2.0
// ==/UserScript==
(function() {
'use strict';
// 这是4个开关
let autoPlay = true
let keyboardControl = true
let listPlay = true
let center = true
////////////////-以下是神秘代码-///////////////////
let timerVideo
let previousURL = ''
let videoAnchor
function playListener(e){
//console.warn('canplay')
//console.warn(e.target)
setTimeout(()=>{e.target.play()}, 1000)
e.target.removeEventListener(e.type, playListener)
}
function play(target){
//console.warn('Play', target.readyState)
if(target.readyState > 2){
setTimeout(()=>{target.play()}, 1000)
}else{
target.addEventListener('canplay', playListener)
}
}
let observePlayNow = new MutationObserver((list, obs)=>{
//console.warn('c4r', list)
for(let mutation of list){
if(mutation.target.matches('div.bilibili-player-video-toast-bottom')&&
mutation.addedNodes.length!==0&&
mutation.addedNodes[0].querySelector('.bilibili-player-video-toast-item-jump').textContent=='立即播放'){
//console.warn('c4r', '点击“立即播放”')
mutation.addedNodes[0].querySelector('.bilibili-player-video-toast-item-jump').click()
break
}
}
})
let observeHead = new MutationObserver((list, obs)=>{
if(previousURL != window.location.href){
//console.warn('walker: URL has changed', 'from: ' + previousURL + ' to: ' + window.location.href)
previousURL = window.location.href
clearInterval(timerVideo)//防止ajax跳转遗留timer
timerVideo = setInterval(()=>{
if(videoAnchor = document.getElementsByTagName('video')[0]){
//console.warn('got <video>', videoAnchor)
let bofqiAnchor = document.getElementById('bofqi') || document.getElementById('bilibiliPlayer')
if(autoPlay){
play(videoAnchor)
}
if(keyboardControl){
if(document.getElementById('bilibiliPlayer').querySelector('div.bilibili-player-video-wrap') != null){
document.getElementById('bilibiliPlayer').querySelector('div.bilibili-player-video-wrap').click()
}
}
if(center){
bofqiAnchor.scrollIntoView({behavior: 'smooth', block: 'center'})
}
if(listPlay){
if(bofqiAnchor.querySelector('div.bilibili-player-video-toast-bottom') != null){
observePlayNow.observe(bofqiAnchor.querySelector('div.bilibili-player-video-toast-bottom'), {childList:true, subtree:true})
}
}
clearInterval(timerVideo)
}
//                 else{
//                     console.warn('finding <video>')
//                 }
}, 200)
}
})
let headAnchor = document.getElementsByTagName('head')[0]
observeHead.observe(headAnchor, {childList: true})
})();