Feat: Implement duplicating assignments for admins

src/Entity/Assignment.php

@@ -90,6 +90,34 @@ class Assignment implements BlameableEntityInterface, TimestampableEntityInterfa
         $this->documents = new ArrayCollection();
     }
 
+    public static function duplicate(Assignment $assignment): static
+    {
+        $instance = new static();
+
+        $instance
+            ->setDestination($assignment->getDestination())
+            ->setJobProfile($assignment->getJobProfile())
+            ->setAvailableDispositions($assignment->getAvailableDispositions())
+            ->setShowAvailableDispositions($assignment->isShowAvailableDispositions())
+            ->setDateFrom($assignment->getDateFrom())
+            ->setDateTo($assignment->getDateTo())
+            ->setPickupDate($assignment->getPickupDate())
+            ->setPickup($assignment->getPickup())
+            ->setBenefits($assignment->getBenefits())
+            ->setContact($assignment->getContact())
+        ;
+
+        $assignment->getFees()->map(function (Fee $fee) use ($instance) {
+            $instance->addFee($fee);
+        });
+
+        $assignment->getDocuments()->map(function (Upload $document) use ($instance) {
+            $instance->addDocument($document);
+        });
+
+        return $instance;
+    }
+
     public function getId(): ?int
     {
         return $this->id;