Use Doctrine in WooCommercePastOrders cron worker

[MAILPOET-3814]

lib/Statistics/StatisticsWooCommercePurchasesRepository.php

@@ -3,6 +3,7 @@
 namespace MailPoet\Statistics;
 
 use MailPoet\Doctrine\Repository;
+use MailPoet\Entities\StatisticsClickEntity;
 use MailPoet\Entities\StatisticsWooCommercePurchaseEntity;
 
 /**
@@ -12,4 +13,32 @@ class StatisticsWooCommercePurchasesRepository extends Repository {
   protected function getEntityClassName() {
     return StatisticsWooCommercePurchaseEntity::class;
   }
+
+  public function createOrUpdateByClickDataAndOrder(StatisticsClickEntity $click, \WC_Order $order) {
+    // search by subscriber and newsletter IDs (instead of click itself) to avoid duplicities
+    // when a new click from the subscriber appeared since last tracking for given newsletter
+    // (this will keep the originally tracked click - likely the click that led to the order)
+    $statistics = $this->findOneBy([
+      'orderId' => $order->get_id(),
+      'subscriber' => $click->getSubscriber(),
+      'newsletter' => $click->getNewsletter(),
+    ]);
+
+    if (!$statistics instanceof StatisticsWooCommercePurchaseEntity) {
+      $statistics = new StatisticsWooCommercePurchaseEntity(
+        $click->getNewsletter(),
+        $click->getQueue(),
+        $click,
+        $order->get_id(),
+        $order->get_currency(),
+        $order->get_total()
+      );
+      $this->persist($statistics);
+    } else {
+      $statistics->setOrderCurrency($order->get_currency());
+      $statistics->setOrderPriceTotal($order->get_total());
+    }
+    $statistics->setSubscriber($click->getSubscriber());
+    $this->flush();
+  }
 }