src/Controller/CustomerAppAPI/RiderController.php

@@ -230,7 +230,10 @@ class RiderController extends ApiController
         $this->em->persist($rating);
         $this->em->flush();
 
-        // TODO: set average rating in rider entity
+        // TODO: preliminary rating computation on the entity for now
+        $rider->updateRatingAverage();
+        $this->em->persist($rider);
+        $this->em->flush();
 
         // response
         return new ApiResponse();

src/Entity/Rider.php

@@ -81,7 +81,7 @@ class Rider
 
     // current rating of rider
     /**
-     * @ORM\Column(type="integer")
+     * @ORM\Column(type="float")
      */
     protected $curr_rating;
 
@@ -241,6 +241,17 @@ class Rider
         return $this->image_file;
     }
 
+    public function updateRatingAverage()
+    {
+        $total = 0;
+        
+        foreach ($this->ratings as $rating) {
+            $total += $rating->getRating();
+        }
+        
+        $this->setCurrentRating(round($total / $this->ratings->count(), 2));
+    }
+
     public function setCurrentRating($rating)
     {
         $this->curr_rating = $rating;