Breaking News: Grepper is joining You.com. Read the official announcement!

nodejs file stream

Add Answer

Restu Wahyu Saputra answered on October 10, 2022 Popularity 6/10 Helpfulness 2/10

answer nodejs file stream

related stream in node.js

related nodejs file stream

nodejs file stream

Comment

import { WriteStream, createWriteStream } from 'fs'
import path from 'path'
import { Stream } from 'stream'
import consola from 'consola'

import { ConfigsEnvironment } from '~/configs/config.env'
import { IUser } from '~/interfaces/interface.users'

export const fileStream = (chunk: Buffer, user: IUser): void => {
	const now: Date = new Date()

	const year: number = now.getFullYear()
	const month: string = ('0' + (now.getMonth() + 1)).slice(-2)
	const day: string = ('0' + now.getDate()).slice(-2)
	const hour: string = ('0' + now.getHours()).slice(-2)
	const minute: string = ('0' + now.getMinutes()).slice(-2)
	const second: string = ('0' + now.getSeconds()).slice(-2)
	const milliseconds: number = now.getMilliseconds()

	const fileName: string = `img_web_${user.userId}_${year}${month}${day}_1707${hour}${minute}${second}${milliseconds}.jpg`
	const fileWriteStream: WriteStream = createWriteStream(path.resolve(ConfigsEnvironment.STORAGE_DIR, fileName))

	const fileStream: Stream = new Stream()
	fileStream.pipe<NodeJS.WritableStream> = (dest: NodeJS.WritableStream) => {
		dest.write(chunk)
		return dest
	}
	fileStream
		.pipe(fileWriteStream)
		.on('pipe', () => {
			consola.info('File process to recreate')
		})
		.on('error', (err: Error) => {
			consola.error('File error to recreate')
			Promise.reject(err)
		})
		.on('finish', () => {
			console.info('File finish to recreate')
		})
}

Popularity 6/10 Helpfulness 2/10 Language typescript

Source: Grepper

Tags: file stream typescript

Link to this answer
Share Copy Link

Contributed on Feb 08 2024

Restu Wahyu Saputra

0 Answers Avg Quality 2/10

Closely Related Answers

stream in node.js

Comment

streams is process(read and write) data piece(chunks) without completing the
whole read or write operation, and therefore without keeping all the data in 
memory.
There are four types of streams => readable streams, writable streams, duplex
and transform streams.

Popularity 10/10 Helpfulness 3/10 Language typescript

Source: Grepper

Tags: node.js

Link to this answer
Share Copy Link

Contributed on Oct 10 2022

Shirshak Kandel

0 Answers Avg Quality 2/10

nodejs file stream

Comment

import { Stream } from 'stream'
import { WriteStream, createWriteStream } from 'fs'
import path from 'path'

import { ConfigsEnvironment } from '~/configs/config.env'
import { IUser } from '~/interfaces/interface.users'

export const fileStream = (chunk: Buffer, user: IUser): Promise<string> => {
	return new Promise((resolve: (value: string | PromiseLike<string>) => void, reject: (reason?: any) => void) => {
		const now: Date = new Date()

		const year: number = now.getFullYear()
		const month: string = ('0' + (now.getMonth() + 1)).slice(-2)
		const day: string = ('0' + now.getDate()).slice(-2)
		const hour: string = ('0' + now.getHours()).slice(-2)
		const minute: string = ('0' + now.getMinutes()).slice(-2)
		const second: string = ('0' + now.getSeconds()).slice(-2)
		const milliseconds: number = now.getMilliseconds()

		const fileName: string = `img_web_${user.userId}_${year}${month}${day}_1707${hour}${minute}${second}${milliseconds}.jpg`
		const writeStream: WriteStream = createWriteStream(path.resolve(ConfigsEnvironment.STORAGE_DIR, fileName))

		const stream: Stream = new Stream()
		stream.pipe<NodeJS.WritableStream> = (destination: NodeJS.WritableStream) => {
			destination.write(chunk)
			return destination
		}

		stream.pipe(writeStream).on('error', reject).end()
		writeStream.on('error', reject).end(() => resolve(fileName))
	})
}

Popularity 5/10 Helpfulness 1/10 Language typescript

Source: Grepper

Tags: file stream typescript

Link to this answer
Share Copy Link

Contributed on Feb 09 2024

Restu Wahyu Saputra

0 Answers Avg Quality 2/10

nodejs file stream

Contents

More Related Answers

nodejs file stream

Closely Related Answers

stream in node.js

nodejs file stream

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.