Add delete elements method to other than league

src/BackendBundle/Repository/NotificationRepository.php

@@ -33,4 +33,15 @@ class NotificationRepository extends EntityRepository
         return  $this->createQueryBuilder('n')
             ->select('n');
     }
+
+    public function deleteElements(array $ids)
+    {
+        $qb = $this->createQueryBuilder('l');
+        $qb
+            ->delete()
+            ->where('l.id IN (:ids)')
+            ->setParameter('ids', $ids);
+        $qb->getQuery()->execute();
+    }
+
 }

src/BackendBundle/Repository/PredictionRepository.php

@@ -53,4 +53,15 @@ class PredictionRepository extends EntityRepository
 
         return $qb->getQuery()->getResult();
     }
+
+    public function deleteElements(array $ids)
+    {
+        $qb = $this->createQueryBuilder('l');
+        $qb
+            ->delete()
+            ->where('l.id IN (:ids)')
+            ->setParameter('ids', $ids);
+        $qb->getQuery()->execute();
+    }
+
 }

src/BackendBundle/Repository/TeamRepository.php

@@ -35,4 +35,15 @@ class TeamRepository extends EntityRepository
             'name' => $pack->getName()
         ]) !== null;
     }
+
+    public function deleteElements(array $ids)
+    {
+        $qb = $this->createQueryBuilder('l');
+        $qb
+            ->delete()
+            ->where('l.id IN (:ids)')
+            ->setParameter('ids', $ids);
+        $qb->getQuery()->execute();
+    }
+
 }
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