Haha-Yes/commands/utility/download.js

const { Command } = require('discord-akairo');
const fs = require('fs');
const youtubedl = require('youtube-dl');
const { fbuser, fbpasswd } = require('../../config.json');

class DownloadCommand extends Command {
	constructor() {
		super('download', {
			aliases: ['download', 'dl'],
			category: 'utility',
			args: [
				{
					id: 'link',
					type: 'string',
					default: 'https://www.youtube.com/watch?v=6n3pFFPSlW4'
				}
			],
			clientPermissions: ['ATTACH_FILES'],
			description: {
				content: 'Download videos from different website from the link you provided',
				usage: '[link]',
				examples: ['https://www.youtube.com/watch?v=6n3pFFPSlW4']
			}
		});
	}

	async exec(message, args) {
		let link = args.link;

		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}`]);
			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('end', function () {
				message.delete();
				message.channel.send(`Downloaded by ${message.author.username}`, { files: ['./video.mp4'] })
					.catch(() => message.channel.send('File too big'));
				
			});
		} else {
			
			message.channel.send('You need to input a valid link');
		}
	}
}

module.exports = DownloadCommand;