ampache_react/app/utils/locale.js

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/**
* Collection of helper functions to deal with localization.
*/
import { i18nRecord } from "../models/i18n";
/**
* Get the preferred locales from the browser, as an array sorted by preferences.
*/
export function getBrowserLocales() {
let langs = [];
if (navigator.languages) {
// Chrome does not currently set navigator.language correctly
// https://code.google.com/p/chromium/issues/detail?id=101138
// but it does set the first element of navigator.languages correctly
langs = navigator.languages;
} else if (navigator.userLanguage) {
// IE only
langs = [navigator.userLanguage];
} else {
// as of this writing the latest version of firefox + safari set this correctly
langs = [navigator.language];
}
// Some browsers does not return uppercase for second part
let locales = langs.map(function (lang) {
let locale = lang.split("-");
return locale[1] ? `${locale[0]}-${locale[1].toUpperCase()}` : lang;
});
return locales;
}
/**
* Convert an array of messagesDescriptors to a map.
*/
export function messagesMap(messagesDescriptorsArray) {
let messagesDescriptorsMap = {};
messagesDescriptorsArray.forEach(function (item) {
messagesDescriptorsMap[item.id] = item;
});
return messagesDescriptorsMap;
}
/**
* Format an error message from the state.
*
* Error message can be either an i18nRecord, which is to be formatted, or a
* raw string. This function performs the check and returns the correctly
* formatted string.
*
* @param errorMessage The error message from the state, either plain
* string or i18nRecord.
* @param formatMessage react-i18n formatMessage.
* @param messages List of messages to use for formatting.
*
* @return A string for the error.
*/
export function handleErrorI18nObject(errorMessage, formatMessage, messages) {
if (errorMessage instanceof i18nRecord) {
// If it is an object, format it and return it
return formatMessage(messages[errorMessage.id], errorMessage.values);
}
// Else, it's a string, just return it
return errorMessage;
}