feat: admin list filtering and search

src/Repository/BookingEditDraftRepository.php

@@ -6,9 +6,13 @@ namespace App\Repository;
 
 use App\Entity\BookingEditDraft;
 use App\Entity\User;
+use App\Form\Model\Filter\BookingEditDraftFilterDto;
+use App\Repository\Filter\AppliesListFiltersTrait;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
 use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\ORM\Query\Expr\Join;
 use Doctrine\ORM\Query\Parameter;
+use Doctrine\ORM\QueryBuilder;
 use Doctrine\Persistence\ManagerRegistry;
 
 /**
@@ -16,11 +20,59 @@ use Doctrine\Persistence\ManagerRegistry;
  */
 class BookingEditDraftRepository extends ServiceEntityRepository
 {
+    use AppliesListFiltersTrait;
+
     public function __construct(ManagerRegistry $registry)
     {
         parent::__construct($registry, BookingEditDraft::class);
     }
 
+    public function createFilteredQueryBuilder(BookingEditDraftFilterDto $filter): QueryBuilder
+    {
+        $qb = $this
+            ->createQueryBuilder('booking_edit_draft')
+            ->leftJoin('booking_edit_draft.user', 'user')
+        ;
+
+        $this->applySearchTerm($qb, $filter->searchTerm(), [
+            'user.email',
+            'booking_edit_draft.bookingNumber',
+            'booking_edit_draft.bookingId',
+        ]);
+
+        $this->applyDateWithin($qb, 'booking_edit_draft.createdAt', $filter->dateFrom, $filter->dateTo);
+
+        if (null !== $filter->user) {
+            $qb->andWhere('booking_edit_draft.user = :user')->setParameter('user', $filter->user);
+        }
+
+        return $qb;
+    }
+
+    /**
+     * The accounts that actually have a draft — the full user table would be an unusable
+     * choice list and most of it could never match.
+     *
+     * @return User[]
+     */
+    public function findDraftOwners(): array
+    {
+        // Rooted at the user rather than the draft: DQL cannot select a joined entity on its own.
+        /** @var User[] $users */
+        $users = $this->getEntityManager()
+            ->createQueryBuilder()
+            ->select('user')
+            ->distinct()
+            ->from(User::class, 'user')
+            ->innerJoin(BookingEditDraft::class, 'draft', Join::ON, 'draft.user = user')
+            ->orderBy('user.email', 'ASC')
+            ->getQuery()
+            ->getResult()
+        ;
+
+        return $users;
+    }
+
     /**
      * Finds a draft for a specific user and booking combination.
      *