Parse.Cloud.afterSave("Feedback", (request) => {
  const grade = request.object.get("grade").toString() ;
  const message = request.object.get("message");

  // request.log.info("TEST_LOG_GRADE: "+ grade + "TEST_LOG_MESSAGE: " + message);

  const userObj = request.object.get("user");
  const user = JSON.parse(JSON.stringify(userObj))
  const userID = user["objectId"];

  request.log.info("TEST_LOG: "+userID);

  return getUser(userID).then(function(user){
    if(user){
      sendEmailOnFeedback(user.get("email"), grade, message)
    } else {
        console.log("User with objectId: " + userID + " was not found");
    }
  }, function(error){
     console.error("Got an error " + error.code + " : " + error.message);
  });

});

function getUser(userId) {
  var promise = new Parse.Promise();

  var query = new Parse.Query(Parse.User);
  query.equalTo("objectId",userId);
  query.first().then(function(result){
      if(result){
          // If result was defined, the object with this objectID was found
          promise.resolve(result);
      } else {
          console.log("User ID: " + userId + " was not found");
          promise.resolve(null);
      }
  }, function(error){
          console.error("Error searching for User with id: " + userId + " Error: " + error);
          promise.error(error);
  });
  return promise;
}

function sendEmailOnFeedback(useremail, grade, message) {

  //// https://nodemailer.com/about/
  const nodemailer = require("nodemailer");
  //// create reusable transporter object using the default SMTP transport
  const mailTransport = nodemailer.createTransport({
  service: 'gmail',
  auth: {
    user: "wadertest123@gmail.com",
    pass: "anoda123456"
  }
  });

  //// setup email data with unicode symbols
  const mailOptions = {
    from: '"Wader App" <wader@example.com>', // sender address
    to: "test@anoda.io, lamcevs0@gmail.com", // list of receivers
    subject: "New user feedback", // Subject line
    text: "Hello world?", // plain text body
    //html: '<b> ${useremail} </b> <br> <b> ${message} </b> <br>' // html body
  };

  // send mail with defined transport object
  return mailTransport.sendMail(mailOptions);
}