mrnodebot/lib/i18next.js

Your Friendly NodeJS IRC Bot

const _ = require('lodash');
require('lodash-addons');
const path = require('path');
const config = require('../config');
const logger = require('./logger');
const i18next = require('i18next');
const backend = require('i18next-sync-fs-backend');

i18next
    .use(backend)
    .init({
        lng: _.getString(_.get(config, 'localization.lng'), 'en'),
        preload: _.getArray(_.get(config, 'localization.preload'), ['en']),
        load: _.getString(_.get(config, 'localization.load'), 'current'),
        debug: _.getBoolean(_.get(config, 'localization.debug'), false),
        ns: _.getArray(_.get(config, 'localization.ns'), ['app', 'libraries']),
        defaultNS: _.getString(_.get(config, 'localization.defaultNS'), 'app'),
        whitelist: _.getArray(_.get(config, 'localization.whitelist'), ['en']),
        saveMissing: _.getBoolean(_.get(config, 'localization.saveMissing'), true),
        saveMissingTo: _.getString(_.get(config, 'localization.saveMissingTo'), 'current'),
        fallbackLng: _.getString(_.get(config, 'localization.fallbackLng'), 'en'),
        initImmediate: _.getBoolean(_.get(config, 'localization.initImmediate'), false),
        // path where resources get loaded from
        backend: {
            loadPath: path.normalize(`${__dirname}/../localization/{{lng}}/{{ns}}.json`),
            // path to post missing resources
            addPath: path.normalize(`${__dirname}/../localization/{{lng}}/{{ns}}.missing.json`),
            // jsonIndent to use when storing json files
            jsonIndent: 2,
        },
    });

// Log Initialization
i18next.on('initialized', options => logger.info('Localization Initialized'));

// Log loaded
i18next.on('loaded', loaded => logger.info('Localization has finished loading assets'));

// Log added
i18next.on('added', (lng, ns) => logger.info(`Translation added ${lng} ${ns}`));

// Log Failed loading
i18next.on('failedLoading', (lng, ns, msg) => logger.error('Invalid Translation', {
    lng,
    ns,
    msg,
}));

// Log Missing key
i18next.on('missingKey', (lng, namespace, key, res) => logger.error('Translation is missing key', {
    lng,
    namespace,
    key,
    res,
}));

module.exports = i18next;