angularjs-form-module.js

angular.module('demoApp', ['ngMessages'])
.controller('FormCtrl', function($scope, FormFactory) {

  $scope.formData = {};

  $scope.submitAppForm = function() {
    FormFactory.sendFormData($scope.postData)
    .then(function(resp) {
      // process response
    })
    .catch(function(error) {
      // handle errors
    });
  };

})
.factory('FormFactory', function($http) {

  var sendFormData = function (message) {
    return $http({
      method: 'POST',
      url: '/api/messages',
      data: message
    });
  };

  return {
    sendFormData: sendFormData
  };

});