reldens
Version:
Reldens - MMORPG Platform
81 lines (73 loc) • 2.3 kB
JavaScript
/**
*
* Reldens - TranslationsMapper
*
* Maps nested translation objects into flat key-value pairs with dot notation.
*
*/
const { SnippetsConst } = require('../constants');
const { sc } = require('@reldens/utils');
class TranslationsMapper
{
/**
* @param {Object} config
* @param {Object} translations
* @param {Object|boolean} dataValues
* @param {string} locale
*/
static forConfig(config, translations, dataValues = false, locale = SnippetsConst.DEFAULT_LOCALE)
{
if(!config.snippets){
config.snippets = {};
}
if(!config.snippets[locale]){
config.snippets[locale] = {};
}
let mappedSnippets = this.fromObject(translations);
config.snippets[locale] = sc.deepMergeProperties(mappedSnippets, config.snippets[locale]);
if(!dataValues){
return;
}
if(!config.snippetsDataValues){
config.snippetsDataValues = {};
}
let nameSpace = dataValues.NAMESPACE || SnippetsConst.DATA_VALUES_DEFAULT_NAMESPACE;
sc.deepMergeProperties(config.snippetsDataValues, {[nameSpace]: dataValues});
}
/**
* @param {Object} translations
* @returns {Object}
*/
static fromObject(translations)
{
let keys = Object.keys(translations);
if(0 === keys.length){
return {};
}
let mappedTranslations = {};
for(let i of keys){
this.recursiveMap(i, translations[i], mappedTranslations);
}
return mappedTranslations;
}
/**
* @param {string} key
* @param {any} translation
* @param {Object} mappedTranslations
*/
static recursiveMap(key, translation, mappedTranslations)
{
if(!sc.isObject(translation)){
mappedTranslations[key] = translation;
return;
}
let nextKeys = Object.keys(translation);
if(0 === nextKeys.length){
return;
}
for(let i of nextKeys){
this.recursiveMap(key+SnippetsConst.CONCAT_CHARACTER+i, translation[i], mappedTranslations);
}
}
}
module.exports.TranslationsMapper = TranslationsMapper;