user-managements-node-server/src/utils/validator.js

starter for express node server with user managements, authentication authorization

import validator from 'validator'
import httpStatus from 'http-status'
import HttpError from './HttpError'
import { VERBAL_CODE } from '../consts'
const UuidVersion = 4

export const isValidUsername = (email) => (
  email &&
  validator.isLength(email, { min: 3 }) &&
  validator.isEmail(email)
)

export const isValidPassword = (password) => (
  password &&
  validator.isLength(password, { min: 3 }) &&
  !password.includes(' ')
)

const getValidation = (username, password) => ({
    isValidPassword: isValidPassword(password),
    isValidUsername: isValidUsername(username),
    get isValid(){
      return (
        this.isValidPassword
        && this.isValidUsername
      )
    }
  })

export const isValidUsernameAndPassword = ({ username, password }) => (
  new Promise((resolve, reject) => {
    const credential = getValidation(username, password)
    credential.isValid
    ? resolve(true)
    : reject(credential)
  })
)

export const isValidActionId = ({ actionId }) => (
  new Promise((resolve, reject) => {
    validator.isUUID(actionId, UuidVersion) ?
      resolve(true) :
      reject(new HttpError(httpStatus.BAD_REQUEST, httpStatus.BAD_REQUEST))
  })
)

export const isValidPasswords = ({ password, confirmPassword }) => (
  new Promise((resolve, reject) => {
    (isValidPassword(password) && isValidPassword(confirmPassword))
    ? resolve({ password, confirmPassword })
    : reject(new HttpError(httpStatus.BAD_REQUEST, VERBAL_CODE.INVALID_PASSWORD_POLICY))
  })
)