cheetah-framework/js/framework/i18n/index.js

Cheetah Framework JS used in all our applications

import Vue from 'vue'
import VueI18n from 'vue-i18n'

Vue.use(VueI18n)
VueI18n.prototype.PLURAL = 100

const messages = {}

function loadLocales (r) {
  r.keys().forEach(path => {
    assignLocales(path.split('/').pop().split('.').shift(), r(path).default)
  })
}

function assignLocales (lang, locales) {
  if (lang === 'index') {
    return
  }

  if (typeof messages[lang] === 'undefined') {
    messages[lang] = {}
  }

  _.merge(messages[lang], locales)
}

// framework locales
loadLocales(require.context('@cheetah/i18n', false, /.+\.js$/))
// app locales (Cheetah Commerce / Cheetah Reach)
loadLocales(require.context('@@/cheetahModules', true, /i18n\/.*\.js$/))
// app project root locales
loadLocales(require.context('@@/i18n', false, /.*\.js$/))
// app project modules locales
loadLocales(require.context('@@/modules', true, /i18n\/.*\.js$/))

const i18n = new VueI18n({
  locale: Cheetah?.locale || 'fr',
  messages,
  pluralizationRules: {
    fr: (choice, choicesLength) => {
      choice = Math.abs(choice)

      if (choicesLength === 2) {
        return choice <= 1 && choice >= 0
          ? 0
          : 1
      }

      return choice ? Math.min(choice, 2) : 0
    }
  }
})

// handle missing translations
i18n.missing = (locale, key, vm, values) => {
  if (key.toLowerCase() !== key) {
    return key
  }

  return '{' + key + '}'
}

export default i18n