client/src/app/helpers/i18n-utils.ts

   1 import IntlMessageFormat from 'intl-messageformat'
   2 import { logger } from '@root-helpers/logger'
   3 import { environment } from '../../environments/environment'
   4
   5 function isOnDevLocale () {
   6   return environment.production === false && window.location.search === '?lang=fr'
   7 }
   8
   9 function getDevLocale () {
  10   return 'fr-FR'
  11 }
  12
  13 function prepareIcu (icu: string) {
  14   let alreadyWarned = false
  15
  16   try {
  17     const msg = new IntlMessageFormat(icu, $localize.locale)
  18
  19     return (context: { [id: string]: number | string }, fallback: string) => {
  20       try {
  21         return msg.format(context) as string
  22       } catch (err) {
  23         if (!alreadyWarned) logger.warn(`Cannot format ICU ${icu}.`, err)
  24
  25         alreadyWarned = true
  26         return fallback
  27       }
  28     }
  29   } catch (err) {
  30     logger.warn(`Cannot build intl message ${icu}.`, err)
  31
  32     return (_context: unknown, fallback: string) => fallback
  33   }
  34 }
  35
  36 export {
  37   getDevLocale,
  38   prepareIcu,
  39   isOnDevLocale
  40 }