Send an Email Notification when an Assessment has a Status Change.

example.php

<?php

add_action( 'wpep_user_set_assessment_data', function( $key, $value, $post_id, $question_id, $question_answer_id, $user_id ) {
  if( $key != WPEP_USER_ASSESSMENT_STATUS )
    return;

  $student_name = wpep_content_user_profile_format_name( $user_id );
  $status_label = wpep_get_setting_translated( 'assessment-status-label-' . $value );
  $admin_url    = wpep_admin_url_statistics( [
    'tab'           => 'assessments',
    'assessment_id' => $post_id,
    'user_id'       => $user_id
  ] );

  /** Start : Where you configure the email, I suggest just setting your email address **/
  $email_address = 'your-email-here-goes-here';
  $email_title   = "Assessment Status Changed to : $status_label for $student_name";
  $email_content = "Assessment Status Changed to : $status_label for $student_name <br/>
                    to view this submission go to <a href='$admin_url'>$admin_url</a>";

  /** End : Where you configure the email, I suggest just setting your email address **/

  wpep_controller()->email->send(
    $email_address,
    $email_title,
    $email_content
  );
}, 10, 6 );