Add related models list

src/AppBundle/Controller/ModelController.php

@@ -67,10 +67,13 @@ class ModelController extends Controller
                 $rbParts = $model != null ? $em->getRepository(Part::class)->findAllByModel($model) : null;
                 $sets = $model != null ? $em->getRepository(Set::class)->findAllByModel($model) : null;
 
+                $related = $em->getRepository(Model::class)->findAllRelatedModels($model->getNumber());
+
                 return $this->render('model/detail.html.twig', [
                     'model' => $model,
                     'rbParts' => $rbParts,
                     'sets' => $sets,
+                    'related' => $related
                 ]);
             } catch (\Exception $e) {
                 $this->addFlash('error', $e->getMessage());

src/AppBundle/Repository/LDraw/ModelRepository.php

@@ -3,6 +3,8 @@
 namespace AppBundle\Repository\LDraw;
 
 use AppBundle\Entity\LDraw\Category;
+use AppBundle\Entity\LDraw\Model;
+use AppBundle\Entity\LDraw\Subpart;
 use AppBundle\Entity\Rebrickable\Set;
 use AppBundle\Entity\Rebrickable\Part;
 use AppBundle\Entity\LDraw\Alias;
@@ -55,4 +57,21 @@ class ModelRepository extends BaseRepository
 
         return $queryBuilder->getQuery()->getResult();
     }
+
+    public function findAllRelatedModels($number)
+    {
+        $queryBuilder = $this->createQueryBuilder('model');
+
+        $queryBuilder
+            ->select('related')
+            ->join(Subpart::class, 'subpart', JOIN::WITH, 'model.number = subpart.subpart')
+            ->join(Subpart::class, 'parent', JOIN::WITH, 'subpart.parent = parent.parent')
+            ->join(Model::class, 'related', JOIN::WITH, 'related.number = parent.subpart')
+            ->where('model.number = :number')
+            ->setParameter('number', $number)
+            ->andWhere('related.number != :number')
+            ->distinct(true);
+
+        return $queryBuilder->getQuery()->getResult();
+    }
 }