46 lines
1.7 KiB
JavaScript
46 lines
1.7 KiB
JavaScript
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import { getDocument } from './dom/getDocument';
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import * as localStorage from './localStorage';
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import * as sessionStorage from './sessionStorage';
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// Default to undefined so that we initialize on first read.
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var _language;
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var STORAGE_KEY = 'language';
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/**
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* Gets the language set for the page.
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* @param persistenceType - Where to persist the value. Default is `sessionStorage` if available.
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*/
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export function getLanguage(persistenceType) {
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if (persistenceType === void 0) { persistenceType = 'sessionStorage'; }
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if (_language === undefined) {
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var doc = getDocument();
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var savedLanguage = persistenceType === 'localStorage'
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? localStorage.getItem(STORAGE_KEY)
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: persistenceType === 'sessionStorage'
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? sessionStorage.getItem(STORAGE_KEY)
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: undefined;
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if (savedLanguage) {
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_language = savedLanguage;
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}
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if (_language === undefined && doc) {
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_language = doc.documentElement.getAttribute('lang');
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}
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if (_language === undefined) {
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_language = 'en';
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}
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}
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return _language;
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}
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export function setLanguage(language, persistenceParam) {
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var doc = getDocument();
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if (doc) {
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doc.documentElement.setAttribute('lang', language);
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}
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var persistenceType = persistenceParam === true ? 'none' : !persistenceParam ? 'sessionStorage' : persistenceParam;
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if (persistenceType === 'localStorage') {
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localStorage.setItem(STORAGE_KEY, language);
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}
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else if (persistenceType === 'sessionStorage') {
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sessionStorage.setItem(STORAGE_KEY, language);
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}
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_language = language;
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}
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//# sourceMappingURL=language.js.map
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