@logcomex/aylawc-core/core/translation/translation.js

An experimental library of web components

import { useCore } from '..';
import translations from './translations';
const localeFactory = (defaultLanguage) => {
    return {
        currentLocale: defaultLanguage,
        translationsLanguage: {
            'pt-br': 'pt',
            en: 'en'
        }
    };
};
export var TranslationEvents;
(function (TranslationEvents) {
    TranslationEvents["OnLocaleChange"] = "ON_LOCALE_CHANGE";
})(TranslationEvents || (TranslationEvents = {}));
export class Translation {
    constructor() {
        this._translations = {};
        this._locale = localeFactory('pt-br');
        this.addTranslations(translations);
    }
    get currentLanguage() {
        return this._locale.currentLocale;
    }
    set currentLanguage(language) {
        this._locale.currentLocale = language;
        useCore().event.next({ name: TranslationEvents.OnLocaleChange, payload: null });
    }
    addTranslations(translations) {
        this._translations = Object.assign(Object.assign({}, this._translations), translations);
    }
    $t(path, replaceValue) {
        const paths = path.split('.');
        const translationMap = paths.reduce((map, p) => map[p] || {}, this._translations);
        let translation = translationMap[this._locale.translationsLanguage[this.currentLanguage]];
        if (translation && replaceValue) {
            translation = translation.replace(/\{\}/g, () => replaceValue.shift() || '');
        }
        if (translation)
            return translation;
        return path;
    }
    getTranslationLanguageKey(language) {
        return this._locale.translationsLanguage[language];
    }
}
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