Compress video if bigger than 8 MB

commands/utility/download.js

@@ -1,6 +1,7 @@
 const { Command } = require('discord-akairo');
 const fs = require('fs');
 const youtubedl = require('youtube-dl');
+const hbjs = require('handbrake-js');
 const { fbuser, fbpasswd } = require('../../config.json');
 
 class DownloadCommand extends Command {
@@ -26,24 +27,57 @@ class DownloadCommand extends Command {
 
 	async exec(message, args) {
 		let link = args.link;
+		let big = false;
 
 		if (link.includes('http') || link.includes('www')) {
-			message.channel.send('Downloading <a:loadingmin:527579785212329984>').then(msg => {
-				video.on('end', function () {
-					msg.delete();
-				});
-			});
-			let video = youtubedl(link, [`--username=${fbuser}`, `--password=${fbpasswd}`]);
+			let video = youtubedl(link, [`--username=${fbuser}`, `--password=${fbpasswd}`, '--max-filesize', '8M']);
 			video.pipe(fs.createWriteStream('./video.mp4'));
 			video.on('error', function error(err) {
 				console.log('error 2:', err);
 				message.channel.send('An error has occured, I can\'t download from the link you provided.');
 			});
+			video.on('info', function(info) {
+				console.log('Download started');
+				console.log('filename: ' + info.filename);
+				console.log('size: ' + info.size);
+				if (info.size >= 8000000) {
+					big = true;
+				} 
+			});
 			video.on('end', function () {
-				message.delete();
-				message.channel.send(`Downloaded by ${message.author.username}`, { files: ['./video.mp4'] })
-					.catch(() => message.channel.send('File too big'));
-				
+				if (!big) {
+					message.delete();
+					return message.channel.send(`Downloaded by ${message.author.username}`, { files: ['./video.mp4'] })
+						.catch(() => message.channel.send('File too big'));		
+				}
+				const options = {
+					input: 'video.mp4',
+					output: 'videoReady.mp4',
+					preset: 'General/Gmail Small 10 Minutes 288p30'
+				};
+
+				hbjs.spawn(options)
+					.on('error', err => {
+						message.channel.send('An error has occured while compressing the video');
+						console.error(err);
+					})
+					.on('progress', progress => {
+						console.log(
+							'Percent complete: %s, ETA: %s',
+							progress.percentComplete,
+							progress.eta
+						);
+					})
+					.on('end', function () {
+						message.delete();
+						message.channel.send(`Downloaded by ${message.author.username}`, { files: ['./videoReady.mp4'] })
+							.catch(() => message.channel.send('File too big'));					
+					});
+				message.channel.send('Downloading <a:loadingmin:527579785212329984>').then(msg => {
+					video.on('end', function () {
+						msg.delete();
+					});
+				});
 			});
 		} else {