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Language.ts
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Language.ts
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/**
* Exposes and initializes the language object.
*
* @packageDocumentation
* @module Language
* @category Translation
*/
import * as Globalize from "globalize";
import * as Message from "./Basic/Message";
import { _setLanguage, _language } from "./Languages/base";
import en from "./Languages/en";
import es from "./Languages/es";
import de from "./Languages/de";
import en_messages from "./Languages/en_messages";
import es_messages from "./Languages/es_messages";
import de_messages from "./Languages/de_messages";
export { _language as Language };
/**
* Changes Miratope's language.
*
* @param languageCode The code of the new language.
* @example
* // Sets language to English.
* setLanguage("en");
*
* // "triangle"
* console.log(Build.regularPolygon(3).getName());
*
* // Sets language to Spanish.
* setLanguage("es");
*
* // "triángulo"
* console.log(Build.regularPolygon(3).getName());
*/
export const setLanguage = function (languageCode: string): void {
// Don't even bother if this is the same language as is active.
if (_language && languageCode === _language.code) return;
switch (languageCode) {
case "en":
_setLanguage(new en());
break;
case "es":
_setLanguage(new es());
break;
case "de":
_setLanguage(new de());
break;
default:
Message.error("invalidLanguage");
}
Message.setLanguage(languageCode);
localStorage.setItem("lang", languageCode);
};
/** Loads the messages used to translate Miratope. */
Globalize.loadMessages({
// English is used as a fall-back.
root: en_messages,
es: es_messages,
de: de_messages,
en: {}, // DON'T FILL THIS!
});
// Loads the default language. If there's none, loads English.
const lang = localStorage.getItem("lang");
if (lang !== null) setLanguage(lang);
else setLanguage("en");