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sort Youtube videos by score and output top 10 into console
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// NB: This is just a proof of concept, use at your own risk. You must have the videos page open for it to work. | |
// This helped a lot: https://javascript.info/promise-chaining | |
// find all chats | |
function parseScore(score) { | |
//console.log(`parsing score ${score}`) | |
var calcscore = parseFloat(score.replace('K', 'e3').replace('M', 'e6').replace(',', '')) | |
//console.log(`= ${calcscore}`) | |
return calcscore | |
} | |
var videos; | |
// Show all elements | |
var promise = (async function () { | |
var vidcount = -1; | |
while (true) { | |
videos = Array.from(document.querySelectorAll('ytd-grid-video-renderer')); | |
if (vidcount == videos.length) | |
break; | |
vidcount = videos.length; | |
videos.slice(-1)[0].scrollIntoView(); | |
await new Promise((resolve)=>setInterval(resolve, 1500)); | |
} | |
})() | |
var scores = [] | |
var xhr = new XMLHttpRequest() | |
xhr.responseType = 'text' | |
//for (let video of document.querySelectorAll('a.ytd-thumbnail[href]')) { | |
promise = promise.then(function(){ | |
for (let video of videos) { | |
function processPage(resolve, reject) { | |
//debugger | |
var link = video.querySelector('a.ytd-thumbnail[href]') | |
var views = parseScore(video.querySelector('#metadata-line span').innerText) | |
var title = video.querySelector('#video-title').innerText | |
xhr.open('GET', `${link.href}`) | |
xhr.onload = function() { | |
var dislikes, likes | |
console.log(`Processing ${link.href}`) | |
try { | |
likes = parseScore(xhr.response.match(/([0-9.,KM]+) likes/)[1]) | |
} catch { | |
likes = 0 | |
} | |
try { | |
dislikes = parseScore(xhr.response.match(/([0-9.,KM]+) dislikes/)[1]) | |
} catch { | |
dislikes = 0 | |
} | |
let approval = likes / (likes + dislikes) | |
scores.push({ | |
title: title, | |
views: views, | |
url: link.href, | |
score: approval | |
}) | |
resolve() | |
} | |
xhr.send() | |
} | |
promise = promise.then(()=>new Promise(processPage)) | |
}}) | |
scores.sort((e1,e2)=>{return e2.score-e1.score ? e2.score-e1.score : e2.views-e1.views}) | |
console.log(scores.slice(0,10)) |
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