@mediafly/translate/src/util.js

Translate strings extracted from apps using Google Translate

const path = require('path')
const fs = require('fs')
const iso = require('iso-639-1')
const countryList = require('iso-3166-country-list')
const _ = require('lodash')
const config = require(path.join(process.cwd(), 'mediafly-translate.config'))


exports.requireOrDefault = (filePath, defaultValue = {}) => {

	var jsonFile = _.attempt(() => {
		return require(path.resolve(filePath))
	})

	if (_.isError(jsonFile)) {
		jsonFile = defaultValue
	}

	return jsonFile
}

exports.getLanguageName = (code) => {

	let parts = code.split('-')
	let languageCode = parts[0]

	let languageName = iso.getName(languageCode)

	let countryName = ''

	if (parts.length > 1) {
		countryName = countryList.name(parts[1])
	}

	if (countryName) {
		return `${languageName} (${countryName})`
	} else {
		return languageName
	}
}

/**
 * Returns the value of the `translationsDir` config key in `mediafly-translate.config.json`.
 * `translationsDir` should be a relative path like `./src/translations`.
 * If that key doesn't exist, the default value is `/translations` inside the current working directory.
 */
exports.getTranslationsDir = () => {

	const configDir = config.translationsDir

	if (!configDir) {
		return path.join(process.cwd(), 'translations')
	}

	// statSync checks if the path exists and insures it's a directory, it throws if not (but with a worse error message).
	try {
		fs.statSync(configDir)
	}
	catch {
		throw new Error(`The translationsDir path specified in mediafly-translate.config doesn't exist: ${configDir}`)
	}

	return configDir
}