HP-1751 added aggregation to PriceTypeDefinition

Author: VadymHrechukha

src/product/BehaviorInterface.php

@@ -2,7 +2,9 @@
 
 namespace hiqdev\php\billing\product;
 
+/**
+ * Empty interface for mark product behavior
+ */
 interface BehaviorInterface
 {
-    public function class(): string;
-}
+}

src/product/PriceTypeDefinition.php

@@ -4,6 +4,7 @@
 
 use hiqdev\billing\registry\behavior\BehaviorCollection;
 use hiqdev\billing\registry\invoice\InvoiceRepresentationCollection;
+use hiqdev\billing\registry\product\Aggregate;
 use hiqdev\billing\registry\quantity\formatter\QuantityFormatterDefinition;
 use hiqdev\billing\registry\quantity\formatter\QuantityFormatterFactory;
 use hiqdev\billing\registry\quantity\FractionQuantityData;
@@ -25,6 +26,8 @@ class PriceTypeDefinition
 
     private BehaviorCollection $behaviorCollection;
 
+    private Aggregate $aggregate;
+
     public function __construct(
         private readonly PriceTypesCollection $parent,
         private readonly TypeInterface $type,
@@ -54,6 +57,11 @@ public function description(string $description): self
         return $this;
     }
 
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+
     /**
      * @param string $formatterClass
      * @param null|FractionUnit|string $fractionUnit
@@ -112,4 +120,23 @@ public function withBehaviors(): BehaviorCollection
     {
         return $this->behaviorCollection;
     }
+
+    /**
+     * це параметер визначає агрегатну функцію яка застосовується для щоденно записаних ресурсів щоб визнизначти
+     * місячне споживання за яке потрібно пробілити клієнта
+     *
+     * @param Aggregate $aggregate
+     * @return self
+     */
+    public function aggregation(Aggregate $aggregate): self
+    {
+        $this->aggregate = $aggregate;
+
+        return $this;
+    }
+
+    public function getAggregate(): Aggregate
+    {
+        return $this->aggregate;
+    }
 }