algolia-waittask-example.js

index.addObject(object, function(err, content) {
  index.waitTask(content.taskID, function(err) {
    if (!err) {

      // Create an object of the input text, source lang and target lang
      let objectToTranslate = {
        text: content.description_en, // The words to be translated
        source: 'en', // The language they are in
        target: 'es' // The language you want them to be
      };

      // Request the translation from IBM Watson
      // using Axios (you can do HTTP however you like)
      axios({
        method: 'post',
        url: 'https://gateway.watsonplatform.net/language-translator/api/v2/translate',
        data: objectToTranslate,
        headers: { Accept: 'application/json' },
        auth: { username: "ibm_username", password: "ibm_password" }
      })
        .then(function(response) {
          // The response object is long, let's shorten it.
          const translations = response.data.translations;

          // Is there a translation?
          if (translations.length > 0 && typeof translations !== 'undefined') {

            // Update the object with the new translation
            index.partialUpdateObject({
                objectID: content.objectID,
                description_es: translations[0].translation
              },
              function(err, content) {
                if (err) throw err;
                console.log(content);
              });
          } else {
            // If no translation then let us know that
            console.log('No translation.');
          }
        })
        .catch(function(err) {
          console.log(err);
        });
    } else {
      console.log(err);
    }
  });
});