added hook_simplenews_subscriber_delete to simplenews_mailjet_subscriptions

patches/simplenews_mailjet_subscriptions__usingmailjetmodule.patch

@@ -20,7 +20,7 @@ index 2512a39..d4b0440 100644
    - simplenews:simplenews
 +  - mailjet:mailjet
 diff --git a/simplenews_mailjet_subscriptions.module b/simplenews_mailjet_subscriptions.module
-index 09abe13..4b2ee58 100644
+index 09abe13..a481713 100644
 --- a/simplenews_mailjet_subscriptions.module
 +++ b/simplenews_mailjet_subscriptions.module
 @@ -7,7 +7,7 @@
@@ -54,7 +54,7 @@ index 09abe13..4b2ee58 100644
  }
  
  /**
-@@ -51,19 +51,19 @@ function simplenews_mailjet_subscriptions_simplenews_subscribe(Subscriber $subsc
+@@ -51,19 +51,40 @@ function simplenews_mailjet_subscriptions_simplenews_subscribe(Subscriber $subsc
  function simplenews_mailjet_subscriptions_simplenews_unsubscribe(Subscriber $subscriber, string $subscription) {
    $entities = SimplenewsMailjetSubscriptionEntity::loadMultiple();
    foreach ((array) $entities as $entity) {
@@ -74,6 +74,27 @@ index 09abe13..4b2ee58 100644
      }
    }
 +  // \Drupal::service('simplenews_mailjet_subscriptions.utilities')->unsubscribeUser($subscriber, $subscription);
++}
++
++/**
++ * Act after a subscriber has been deleted.
++ *
++ * @param \Drupal\simplenews\Entity\Subscriber $subscriber
++ *   The subscriber object including all subscriptions of this user.
++ *
++ * @ingroup subscriber
++ */
++function simplenews_mailjet_subscriptions_simplenews_subscriber_delete(Subscriber $subscriber) {
++  $entities = SimplenewsMailjetSubscriptionEntity::loadMultiple();
++  foreach ((array) $entities as $entity) {
++    $listID = $entity->getID();
++    $table = $entity->get('mapping_table');
++    if (is_array($table)) {
++      foreach ($table as $category) {
++        \Drupal::service('simplenews_mailjet_subscriptions.utilities')->unsubscribeUser($listID, $subscriber, $category);
++      }
++    }
++  }
  }
  
  /**