@bigfishtv/cockpit/src/utils/timeUtils.js

/**
 * Time Utilities
 * @module Utilities/timeUtils
 */

import moment from 'moment'

const cleanDateFormat = 'MMM Do, YYYY h:mm a'

export function extractDateAndTime(dateTime) {
	const splitDate = dateTimeRegex.exec(dateTime)
	return [splitDate[1], splitDate[2]]
}

/**
 * Takes datetime string and returns humanized time e.g. 7 days ago, 3 minutes ago
 * @param  {String} dateTime
 * @return {string} - returns humanized time string
 */
export function fromNow(dateTime) {
	if (!moment(dateTime).isValid()) return ''
	return moment(dateTime).fromNow()
}

/**
 * Same as fromNow but limited to days
 * @param {String} dateTime
 * @return {String} - returns humanized time string
 */
export function daysFromNow(dateTime) {
	if (!moment(dateTime).isValid()) return ''
	return moment().diff(moment(dateTime), 'days')
}

/**
 * Checks if time is in range
 * @param {String|MomentType} startTime
 * @param {String|MomentType} endTime
 * @param {String|MomentType} currentTime
 * @return {Boolean}
 */
export function inTimeRange(startTime, endTime, currentTime = null) {
	if (!currentTime) currentTime = moment()
	else if (typeof currentTime == 'string') currentTime = moment(currentTime)
	if (!startTime && !endTime) return true
	if (startTime && !endTime) return moment(startTime).isBefore(currentTime)
	if (!startTime && endTime) return moment(endTime).isAfter(currentTime)
	if (startTime && endTime) return moment(startTime).isBefore(currentTime) && moment(endTime).isAfter(currentTime)
}

/**
 * Takes arbitrary dateTime string and returns it formatted a specific way
 * @param  {String} dateTime
 * @param  {String} momentFormat
 * @return {string}
 */
export function formatDate(dateTime, momentFormat = cleanDateFormat) {
	if (!moment(dateTime).isValid()) return dateTime
	return moment(dateTime).format(momentFormat)
}

/**
 * Takes a start and end datetime string (and optional format string) and returns a formatted date range string
 * @param  {String} start  datetime format start
 * @param  {String} end    datetime format end
 * @param  {String} format format string (default = 'MMMM Do, h:mm a')
 * @return {String}
 */
export function getTimeRange(start, end, momentFormat = cleanDateFormat) {
	const startMoment = moment(start)
	const endMoment = moment(end)
	if (!startMoment.isValid() || !endMoment.isValid()) return null

	const sameDate = startMoment.format('MMMM Do YYYY') === endMoment.format('MMMM Do YYYY')

	return (
		startMoment.format(momentFormat) + ' - ' + (sameDate ? endMoment.format('h:mm a') : endMoment.format(momentFormat))
	)
}