forked from vikunja/frontend
76 lines
1.6 KiB
JavaScript
76 lines
1.6 KiB
JavaScript
import Vue from 'vue'
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import VueI18n from 'vue-i18n'
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import langEN from './lang/en.json'
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Vue.use(VueI18n)
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export const i18n = new VueI18n({
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locale: 'en', // set locale
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fallbackLocale: 'en',
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messages: {
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en: langEN,
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},
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})
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export const availableLanguages = {
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en: 'English',
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de: 'Deutsch',
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}
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const loadedLanguages = ['en'] // our default language that is preloaded
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const setI18nLanguage = lang => {
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i18n.locale = lang
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document.querySelector('html').setAttribute('lang', lang)
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return lang
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}
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export const loadLanguageAsync = lang => {
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// If the same language
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if (i18n.locale === lang) {
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return Promise.resolve(setI18nLanguage(lang))
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}
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// If the language was already loaded
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if (loadedLanguages.includes(lang)) {
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return Promise.resolve(setI18nLanguage(lang))
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}
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// If the language hasn't been loaded yet
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return import(`./lang/${lang}.json`).then(
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messages => {
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i18n.setLocaleMessage(lang, messages.default)
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loadedLanguages.push(lang)
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return setI18nLanguage(lang)
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},
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)
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}
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export const getCurrentLanguage = () => {
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const savedLanguage = localStorage.getItem('language')
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if(savedLanguage !== null) {
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return savedLanguage
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}
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let browserLanguage = navigator.language || navigator.userLanguage
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if (browserLanguage.startsWith('en-')) {
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browserLanguage = 'en'
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}
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if (typeof availableLanguages[browserLanguage] !== 'undefined') {
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return browserLanguage
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}
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return 'en'
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}
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export const saveLanguage = lang => {
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localStorage.setItem('language', lang)
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setLanguage()
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}
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export const setLanguage = () => {
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loadLanguageAsync(getCurrentLanguage())
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}
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