@public-transport/hafas-rest-client/lib/format/date.js

Client for HAFAS rest.exe public transport APIs.

'use strict'

const { DateTime, IANAZone } = require('luxon')

const timezones = new WeakMap()

const formatDate = ({ profile }, when) => {
	let timezone
	if (timezones.has(profile)) timezone = timezones.get(profile)
	else {
		timezone = new IANAZone(profile.timezone)
		timezones.set(profile, timezone)
	}

	return DateTime.fromMillis(+when, {
		locale: profile.locale,
		zone: timezone,
	}).toFormat('yyyy-MM-dd')
}

module.exports = formatDate