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自动记录当前直播间的sc 发言
// ==UserScript==
// @name bilibili直播SC 记录脚本
// @namespace http://tampermonkey.net/
// @version 0.1
// @description 自动记录当前直播间的sc 发言
// @author xue6474
// @match https://live.bilibili.com/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=bilibili.com
// @grant none
// @license MIT
// ==/UserScript==
(async function () {
const findElement = ((lastDoc,frames) => {
return function (selectors,isAll = false) {
let res,doc
if (lastDoc) {
if (isAll) {
res = lastDoc.querySelectorAll(selectors)
if (res.length > 0) return res
} else {
res = lastDoc.querySelector(selectors)
if (res) return res
}
}
for (let i = 0; i < frames.length; i++) {
try {
doc = frames[i].document
} catch (error) {
continue
}
if (isAll) {
res = doc.querySelectorAll(selectors)
if (res.length > 0) {
lastDoc = doc
return res
}
} else {
res = doc.querySelector(selectors)
if (res) {
lastDoc = doc
return res
}
}
}
console.log('未找到元素',selectors)
}
})(window.document,window.frames);
const log = (...msg) => console.log(`[${new Date().toLocaleTimeString()}]:`,...msg)
const cb_test = obj => { log('新SC',obj); saveSC(obj) }
const asleep = (t) => new Promise(res => setTimeout(res,t))
await asleep(8000)
const panel_vm = findElement('#pay-note-panel-vm')
if (!panel_vm) return log('findElement 未找到元素 #pay-note-panel-vm')
createScBtn(panel_vm)
start()
const Panel_Vm_OB = new MutationObserver(records => {
const childListRecord = records.find(v => v.type === 'childList')
// console.log('childListRecord',childListRecord)
if (childListRecord.removedNodes.length > 0) {
log('SC 面板消失')
}
if (childListRecord.addedNodes.length > 0) {
const isNew = [...childListRecord.addedNodes].some(addedNode => addedNode.classList.contains('pay-note-panel'))
if (isNew) {
log('SC 面板出现')
start()
}
}
})
Panel_Vm_OB.observe(panel_vm,{ childList: true })
function start() {
const panel = panel_vm.querySelector('.pay-note-panel')
if (panel) {
getCurrentSc(panel,cb_test)
//开始监听 .card-list .card-wrapper
const SC_Wrapper = panel.querySelector('.card-list .card-wrapper')
const SC_Wrapper_OB = new MutationObserver(records => {
const childListRecord = records.find(v => v.type === 'childList')
childListRecord.addedNodes.forEach(addedNode => {
getCardInfo(addedNode,panel,cb_test)
})
})
SC_Wrapper_OB.observe(SC_Wrapper,{ childList: true })
} else {
// 若没有panel 监听 #pay-note-panel-vm
log('当前没有SC panel,监听 #pay-note-panel-vm 。。。')
}
}
async function getCurrentSc(panel,cb) {
const cardList = panel.querySelectorAll('.card-item')
for await (let card of generator(cardList,1000)) {
getCardInfo(card,panel,cb)
}
}
function* generator(arr = [],t = 500) {
for (let i = 0; i < arr.length; i++) {
yield new Promise(res => setTimeout(res,t,arr[i]))
}
}
async function getCardInfo(card,panel,cb) {
card.click()
await asleep(300)
let obj = {
name: panel.querySelector('.detail-info .name')?.textContent,
price: panel.querySelector('.detail-info .price')?.textContent,
text: panel.querySelector('.detail-info .text')?.textContent
}
cb(obj)
card.click()
await asleep(300)
}
function saveSC(obj) {
obj.time=new Date().toLocaleString()
let data = localStorage.getItem('SC')
if (data === null) {
data = [obj]
} else {
data = JSON.parse(data)
data.push(obj)
}
localStorage.setItem('SC',JSON.stringify(data))
}
window.generateTable=generateTable
function generateTable(data = []) {
let style = document.createElement('style')
style.innerText = `td {
border: 1px solid;
text-align: center;
padding: 0.5em;
}`
let a = data.map(v => {
return (`
<tr>
<td>${v.name}</td>
<td>${v.price}</td>
<td>${v.text}</td>
<td>${v.time}</td>
</tr>
`)
})
let htmlStr = `<table style="border-collapse: collapse;">
<thead>
<tr>
<td>昵称</td>
<td>sc价格</td>
<td>内容</td>
<td>时间</td>
</tr>
</thead>
<tbody>
${a.join('')}
</tbody>
</table>`
let div = document.createElement('div')
div.innerHTML = htmlStr
return { div,style }
}
function createScBtn(parentEL) {
let btn = document.createElement('button')
parentEL.appendChild(btn)
btn.style.cssText='position:absolute;right:0px;z-index:999;'
btn.textContent = '查看SC'
btn.onclick = function () {
let data = JSON.parse(localStorage.getItem('SC'))
if (!data) return
const { div,style } = generateTable(data)
let w1 = window.open()
w1.document.head.appendChild(style)
w1.document.body.appendChild(div)
}
}
})()