Add WooCommerce purchases relation to statistics clicks entity

[PREMIUM-145]

lib/Entities/StatisticsClickEntity.php

@@ -6,6 +6,7 @@ use MailPoet\Doctrine\EntityTraits\AutoincrementedIdTrait;
 use MailPoet\Doctrine\EntityTraits\CreatedAtTrait;
 use MailPoet\Doctrine\EntityTraits\SafeToOneAssociationLoadTrait;
 use MailPoet\Doctrine\EntityTraits\UpdatedAtTrait;
+use MailPoetVendor\Doctrine\Common\Collections\ArrayCollection;
 use MailPoetVendor\Doctrine\ORM\Mapping as ORM;
 
 /**
@@ -45,6 +46,12 @@ class StatisticsClickEntity {
    */
   private $link;
 
+  /**
+   * @ORM\OneToMany(targetEntity="MailPoet\Entities\StatisticsWooCommercePurchaseEntity", mappedBy="click", fetch="EXTRA_LAZY")*
+   * @var StatisticsWooCommercePurchaseEntity[]|ArrayCollection
+   */
+  private $wooCommercePurchases;
+
   /**
    * @ORM\Column(type="integer")
    * @var int
@@ -63,6 +70,7 @@ class StatisticsClickEntity {
     $this->subscriber = $subscriber;
     $this->link = $link;
     $this->count = $count;
+    $this->wooCommercePurchases = new ArrayCollection();
   }
 
   /**
@@ -123,4 +131,11 @@ class StatisticsClickEntity {
   public function setCount(int $count) {
     $this->count = $count;
   }
+
+  /**
+   * @return StatisticsWooCommercePurchaseEntity[]|ArrayCollection
+   */
+  public function getWooCommercePurchases() {
+    return $this->wooCommercePurchases;
+  }
 }

lib/Entities/StatisticsWooCommercePurchaseEntity.php

@@ -40,7 +40,7 @@ class StatisticsWooCommercePurchaseEntity {
   private $subscriber;
 
   /**
-   * @ORM\ManyToOne(targetEntity="MailPoet\Entities\StatisticsClickEntity")
+   * @ORM\ManyToOne(targetEntity="MailPoet\Entities\StatisticsClickEntity", inversedBy="wooCommercePurchases")
    * @ORM\JoinColumn(name="click_id", referencedColumnName="id")
    * @var StatisticsClickEntity|null
    */
@@ -118,4 +118,18 @@ class StatisticsWooCommercePurchaseEntity {
   public function setSubscriber($subscriber) {
     $this->subscriber = $subscriber;
   }
+
+  /**
+   * @return string
+   */
+  public function getOrderCurrency(): string {
+    return $this->orderCurrency;
+  }
+
+  /**
+   * @return float
+   */
+  public function getOrderPriceTotal(): float {
+    return $this->orderPriceTotal;
+  }
 }