app/users/controllers/user-accounts-controller.js

/**
 * Controller for user Accounts
 *
 * @module app/users
 * @exports userAccountsController
 * @name userAccountsController
 */

window.angular && (function(angular) {
  'use strict';

  angular.module('app.users').controller('userAccountsController', [
    '$scope', '$window', 'APIUtils', 'dataService',
    function($scope, $window, APIUtils, dataService) {
      $scope.dataService = dataService;
      $scope.state = 'none';
      $scope.errorMsg = '';

      $scope.changePassword = function(
          oldPassword, newPassword, confirmNewPassword) {
        var user = $scope.dataService.getUser();
        if (!oldPassword || !newPassword || !confirmNewPassword) {
          $scope.state = 'error';
          $scope.errorMsg = 'Field is required!';
          return false;
        }
        if (newPassword !== confirmNewPassword) {
          $scope.state = 'error';
          $scope.errorMsg = 'New passwords do not match!';
          return false;
        }
        if (newPassword === oldPassword) {
          $scope.state = 'error';
          $scope.errorMsg = 'New password and old password match!';
          return false;
        }

        // Verify the oldPassword is correct
        dataService.ignoreHttpError = true;
        APIUtils.testPassword(user, oldPassword)
            .then(
                function(state) {
                  APIUtils.changePassword(user, newPassword)
                      .then(
                          function(response) {
                            // Clear the textboxes on a success
                            $scope.passwordVerify = '';
                            $scope.password = '';
                            $scope.oldPassword = '';
                            $scope.state = 'success';
                          },
                          function(error) {
                            $scope.state = 'error';
                            $scope.errorMsg = 'Error changing password!';
                          });
                },
                function(error) {
                  $scope.state = 'error';
                  $scope.errorMsg = 'Old password is not correct!';
                }).finally(function() {
                  dataService.ignoreHttpError = false;
                });
      };
    }
  ]);
})(angular);