Kostas' Sign Up Form

$(document).ready(function() {

  $.ajaxSetup({crossDomain : true});
  

  var suContainer = $('.ws-signup'),
      suSubmitBtn = suContainer.find('.ws-signup-button'),
      suInput = suContainer.find('.ws-signup-input'),
      url = 'http://api.hevnly.com/newsletter/subscribers';

  console.log(suContainer);

  var handleSuccess = function(resp) {
    suContainer.addClass('-success').removeClass('-loading');
  };

  var handleError = function(resp) {
    suContainer.addClass('-error').removeClass('-loading');
  };

  var resetForm = function() {
    // remove any possible state class
    suContainer.removeClass('-loading -success -error -overlay');

    // reset value of input
    suInput.val('');
  }

  var submitSubscription = function() {
    // show overlay and loading state
    suContainer.addClass('-overlay -loading');

    $.ajaxSetup({crossDomain : true});

    var emailRE = /.+\@.+\..+/;
    var email = suInput.val();
    var isEmailValid = emailRE.test(email);
    if (!email || !isEmailValid) { return false; }

    var willSubmit = $.post(url, {email: email});
    willSubmit.done(handleSuccess);
    willSubmit.fail(handleError);
  };

  suSubmitBtn.click(function(e) {
    submitSubscription(e);
  });

  suInput.on('keyup', function(e) {

    if (e && e.keyCode === 13) {
      submitSubscription(e);
    }
  });

});