easydownload

easydownload is a library that helps us:

• Download multiple files
• Get the download's speed
• Parallel downloading

Usage

Single file

const {Download} = require('easydownload')

const download = new Download('some url', 'some local path')
download.on('finish', _ => console.log('download is finished'))

download.start()

Multiple file

const {DownloadManager} = require('easydownload')

const manager = new DownloadManager

// Putting the number of file to download simultaneously
manager.simultaneousDownloads = 5 // DEFAULT: 1

manager.addToQueue('some url', 'some local path')
manager.addToQueue('some url', 'some local path')
manager.addToQueue('some url', 'some local path')

manager.on('speed', (speed, avg) => console.log(StreamSpeed.toHuman(avg)))
manager.on('finish', _ => console.log('download is finished'))

manager.start()

API

DownloadManager

new DownloadManager()

Create the manager

DownloadManager#start()

Starts the download

DownloadManager#pause()

Pauses the download to get resumed

Download#resume()

Resumes the download

DownloadManager#addToQueue(url, localPath)

Add a download to the queue

DownloadManager#simultaneousDownloads

Number of file to download at once

Event: 'start'

Event: 'finish'

Event: 'download_start'

• Download - A Download instance

Event: 'download_finish'

• Download - A Download instance

Event: 'download_retry'

• Download - A Download instance

Event: 'download_file_check'

• Download - A Download instance

Event: 'download_error'

• Error - A Download instance
• Download - A Download instance

Event: 'speed'

• Number - Speed at which streams in the group are being read.
• Number - Average speed.

Download

new Download(url, localPath)

Represents a download

Download#start()

Starts the download

Download#pause()

Pauses the download to get resumed

Download#resume()

Resumes the download

Download#stop()

Stops the download, but keeps the file

Download#destroy()

Destroys the download, and removes the file

Event: 'start'

• stream.Readable - The received download stream

Event: 'data'

• Buffer - chunk

Event: 'state_change'

• Download.STATES: Number - The current state

Event: 'pause'

Event: 'resume'

Event: 'stop'

Event: 'destroy'

Event: 'retry'

Event: 'file_check'

Event: 'finish'

Event: 'error'

• Error - the error