| 1 | import _ from 'lodash';
|
| 2 |
|
| 3 | const TIMEZONE_REGEX = /^([+-](2[0-3]|[01][0-9])(:?[0-5][0-9])?|Z)$/;
|
| 4 |
|
| 5 | export const timezones = {
|
| 6 | 'UTC': '+00:00',
|
| 7 | 'GMT': '+00:00',
|
| 8 | 'BST': '+01:00',
|
| 9 | 'IST': '+01:00',
|
| 10 | 'WET': '+00:00',
|
| 11 | 'WEST': '+01:00',
|
| 12 | 'CET': '+01:00',
|
| 13 | 'CEST': '+02:00',
|
| 14 | 'EET': '+02:00',
|
| 15 | 'EEST': '+03:00',
|
| 16 | 'MSK': '+03:00',
|
| 17 | 'MSD': '+04:00',
|
| 18 | 'AST': '-04:00',
|
| 19 | 'ADT': '-03:00',
|
| 20 | 'EST': '-05:00',
|
| 21 | 'EDT': '-04:00',
|
| 22 | 'CST': '-06:00',
|
| 23 | 'CDT': '-05:00',
|
| 24 | 'MST': '-07:00',
|
| 25 | 'MDT': '-06:00',
|
| 26 | 'PST': '-08:00',
|
| 27 | 'PDT': '-07:00',
|
| 28 | 'HST': '-10:00',
|
| 29 | 'AKST': '-09:00',
|
| 30 | 'AKDT': '-08:00',
|
| 31 | 'AEST': '+10:00',
|
| 32 | 'AEDT': '+11:00',
|
| 33 | 'ACST': '+09:30',
|
| 34 | 'ACDT': '+10:30',
|
| 35 | 'AWST': '+08:00'
|
| 36 | };
|
| 37 |
|
| 38 | const isTimezone = (value) => {
|
| 39 | return _.isInteger(value)
|
| 40 | ? value <= 840 && value >= -720
|
| 41 | : _.isString(value) && (value in timezones || TIMEZONE_REGEX.test(value));
|
| 42 | };
|
| 43 |
|
| 44 | export function getTimezoneKey(configuration) {
|
| 45 | return _.findKey(configuration, { 'type': 'timezone' });
|
| 46 | }
|
| 47 |
|
| 48 | export default isTimezone;
|