New: Localization framework

frontend/src/Utilities/String/translate.js

@@ -0,0 +1,28 @@
+import $ from 'jquery';
+
+function getTranslations() {
+  let localization = null;
+  const ajaxOptions = {
+    async: false,
+    type: 'GET',
+    global: false,
+    dataType: 'json',
+    url: `${window.Radarr.apiRoot}/localization`,
+    success: function(data) {
+      localization = data.strings;
+    }
+  };
+
+  ajaxOptions.headers = ajaxOptions.headers || {};
+  ajaxOptions.headers['X-Api-Key'] = window.Radarr.apiKey;
+
+  $.ajax(ajaxOptions);
+  return localization;
+}
+
+const translations = getTranslations();
+
+export default function translate(key) {
+  const formatedKey = key.charAt(0).toLowerCase() + key.slice(1);
+  return translations[formatedKey] || key;
+}