Translation helper to be used with messages in a Vue store

without_vue_i18n_translate_helper.js

import { at } from 'lodash'

Vue.prototype.$t = function (translationKey, options) {
  const rawTranslation = at(this.$store.state.translations.translations, translationKey)

  let translation = rawTranslation[0]

  for (let key in options) {
    translation = translation.replace(`%{${key}}`, options[key])
  }

  return translation
}