yarn-translate.js

var yandexUrl = "https://translate.yandex.net/api/v1.5/tr.json/translate";
var yandexKey = "trnsl.1.1.20160825T224654Z.60d8da3a9f67c52b.ba2dfcc5fcd88c42ed64e266a52c105911fce47c";

function getMessageActions(bubble) {
  return [[
      "Translate",
      function(bubble, peers) {
        var url = yandexUrl + "?key=" + yandexKey + "&lang=en-es&text=" + encodeURI(bubble.body);
        util.fetch(url).then(function(response) {
          var json = JSON.parse(response.body);
          bubble.body = json.text[0];
        });
      }
    ]]
}