Moved getParts() and getPartsCount() to a repository (instead of a class method).

src/Controller/AdminPages/BaseAdminController.php

@@ -45,6 +45,7 @@ namespace App\Controller\AdminPages;
 use App\DataTables\LogDataTable;
 use App\Entity\Base\AbstractNamedDBElement;
 use App\Entity\Base\AbstractStructuralDBElement;
+use App\Entity\Base\PartsContainingRepositoryInterface;
 use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\UserSystem\User;
 use App\Events\SecurityEvent;
@@ -52,6 +53,7 @@ use App\Events\SecurityEvents;
 use App\Exceptions\AttachmentDownloadException;
 use App\Form\AdminPages\ImportType;
 use App\Form\AdminPages\MassCreationForm;
+use App\Repository\AbstractPartsContainingRepository;
 use App\Services\Attachments\AttachmentSubmitHandler;
 use App\Services\EntityExporter;
 use App\Services\EntityImporter;
@@ -100,11 +102,13 @@ abstract class BaseAdminController extends AbstractController
     protected $labelGenerator;
     protected $barcodeExampleGenerator;
 
+    protected $entityManager;
+
     public function __construct(TranslatorInterface $translator, UserPasswordEncoderInterface $passwordEncoder,
         AttachmentSubmitHandler $attachmentSubmitHandler,
         EventCommentHelper $commentHelper, HistoryHelper $historyHelper, TimeTravel $timeTravel,
         DataTableFactory $dataTableFactory, EventDispatcherInterface $eventDispatcher, BarcodeExampleElementsGenerator $barcodeExampleGenerator,
-        LabelGenerator $labelGenerator)
+        LabelGenerator $labelGenerator, EntityManagerInterface $entityManager)
     {
         if ('' === $this->entity_class || '' === $this->form_class || '' === $this->twig_template || '' === $this->route_base) {
             throw new InvalidArgumentException('You have to override the $entity_class, $form_class, $route_base and $twig_template value in your subclasss!');
@@ -128,6 +132,7 @@ abstract class BaseAdminController extends AbstractController
         $this->eventDispatcher = $eventDispatcher;
         $this->barcodeExampleGenerator = $barcodeExampleGenerator;
         $this->labelGenerator = $labelGenerator;
+        $this->entityManager = $entityManager;
     }
 
     protected function _edit(AbstractNamedDBElement $entity, Request $request, EntityManagerInterface $em, ?string $timestamp = null): Response
@@ -237,6 +242,10 @@ abstract class BaseAdminController extends AbstractController
             $pdf_data = $this->labelGenerator->generateLabel($entity->getOptions(), $example);
         }
 
+        /** @var AbstractPartsContainingRepository $repo */
+        $repo = $this->entityManager->getRepository($this->entity_class);
+
+
         return $this->render($this->twig_template, [
             'entity' => $entity,
             'form' => $form->createView(),
@@ -244,6 +253,7 @@ abstract class BaseAdminController extends AbstractController
             'datatable' => $table,
             'pdf_data' => $pdf_data ?? null,
             'timeTravel' => $timeTravel_timestamp,
+            'repo' => $repo,
         ]);
     }
 
@@ -357,6 +367,7 @@ abstract class BaseAdminController extends AbstractController
             $em->flush();
         }
 
+
         return $this->render($this->twig_template, [
             'entity' => $new_entity,
             'form' => $form->createView(),

src/Controller/PartListsController.php

@@ -48,6 +48,7 @@ use App\Entity\Parts\Footprint;
 use App\Entity\Parts\Manufacturer;
 use App\Entity\Parts\Storelocation;
 use App\Entity\Parts\Supplier;
+use Doctrine\ORM\EntityManagerInterface;
 use Omines\DataTablesBundle\DataTableFactory;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\JsonResponse;
@@ -57,6 +58,13 @@ use Symfony\Component\Routing\Annotation\Route;
 
 class PartListsController extends AbstractController
 {
+    private $entityManager;
+
+    public function __construct(EntityManagerInterface $entityManager)
+    {
+        $this->entityManager = $entityManager;
+    }
+
     /**
      * @Route("/category/{id}/parts", name="part_list_category")
      *
@@ -74,6 +82,7 @@ class PartListsController extends AbstractController
         return $this->render('Parts/lists/category_list.html.twig', [
             'datatable' => $table,
             'entity' => $category,
+            'repo' => $this->entityManager->getRepository(Category::class),
         ]);
     }
 
@@ -94,6 +103,7 @@ class PartListsController extends AbstractController
         return $this->render('Parts/lists/footprint_list.html.twig', [
             'datatable' => $table,
             'entity' => $footprint,
+            'repo' => $this->entityManager->getRepository(Footprint::class),
         ]);
     }
 
@@ -114,6 +124,7 @@ class PartListsController extends AbstractController
         return $this->render('Parts/lists/manufacturer_list.html.twig', [
             'datatable' => $table,
             'entity' => $manufacturer,
+            'repo' => $this->entityManager->getRepository(Manufacturer::class),
         ]);
     }
 
@@ -134,6 +145,7 @@ class PartListsController extends AbstractController
         return $this->render('Parts/lists/store_location_list.html.twig', [
             'datatable' => $table,
             'entity' => $storelocation,
+            'repo' => $this->entityManager->getRepository(Storelocation::class),
         ]);
     }
 
@@ -154,6 +166,7 @@ class PartListsController extends AbstractController
         return $this->render('Parts/lists/supplier_list.html.twig', [
             'datatable' => $table,
             'entity' => $supplier,
+            'repo' => $this->entityManager->getRepository(Supplier::class),
         ]);
     }
 

src/Entity/Base/AbstractPartsContainingDBElement.php

@@ -30,28 +30,9 @@ use Doctrine\ORM\Mapping as ORM;
 /**
  * Class PartsContainingDBElement.
  *
- * @ORM\MappedSuperclass()
+ * @ORM\MappedSuperclass(repositoryClass="App\Repository\AbstractPartsContainingRepository")
  */
 abstract class AbstractPartsContainingDBElement extends AbstractStructuralDBElement
 {
-    /**
-     * @var Part[]|Collection
-     */
-    protected $parts;
 
-    public function __construct()
-    {
-        parent::__construct();
-        $this->parts = new ArrayCollection();
-    }
-
-    /**
-     * Returns the parts associated with this element.
-     *
-     * @return Collection|Part[]
-     */
-    public function getParts(): Collection
-    {
-        return $this->parts;
-    }
 }

src/Entity/Base/PartsContainingRepositoryInterface.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Entity\Base;
+
+
+use App\Entity\Parts\Part;
+use Doctrine\Common\Collections\Collection;
+
+interface PartsContainingRepositoryInterface
+{
+    /**
+     * Returns all parts associated with this element.
+     * @param  object $element The element for which the parts should be determined.
+     * @param  array  $order_by The order of the parts. Format ['name' => 'ASC']
+     * @return Part[]
+     */
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array;
+
+    /**
+     * Gets the count of the parts associated with this element.
+     * @param  object $element The element for which the parts should be determined.
+     * @return int
+     */
+    public function getPartsCount(object $element): int;
+}

src/Entity/Parts/Category.php

@@ -32,7 +32,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 /**
  * Class AttachmentType.
  *
- * @ORM\Entity(repositoryClass="App\Repository\StructuralDBElementRepository")
+ * @ORM\Entity(repositoryClass="App\Repository\Parts\CategoryRepository")
  * @ORM\Table(name="`categories`")
  */
 class Category extends AbstractPartsContainingDBElement
@@ -49,11 +49,6 @@ class Category extends AbstractPartsContainingDBElement
      */
     protected $parent;
 
-    /**
-     * @ORM\OneToMany(targetEntity="Part", mappedBy="category", fetch="EXTRA_LAZY")
-     */
-    protected $parts;
-
     /**
      * @var string
      * @ORM\Column(type="text")

src/Entity/Parts/Footprint.php

@@ -60,7 +60,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 /**
  * Class Footprint.
  *
- * @ORM\Entity(repositoryClass="App\Repository\StructuralDBElementRepository")
+ * @ORM\Entity(repositoryClass="App\Repository\Parts\FootprintRepository")
  * @ORM\Table("`footprints`")
  */
 class Footprint extends AbstractPartsContainingDBElement
@@ -77,10 +77,6 @@ class Footprint extends AbstractPartsContainingDBElement
      */
     protected $children;
 
-    /**
-     * @ORM\OneToMany(targetEntity="Part", mappedBy="footprint", fetch="EXTRA_LAZY")
-     */
-    protected $parts;
     /**
      * @var Collection<int, FootprintAttachment>
      * @ORM\OneToMany(targetEntity="App\Entity\Attachments\FootprintAttachment", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)

src/Entity/Parts/Manufacturer.php

@@ -60,7 +60,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 /**
  * Class Manufacturer.
  *
- * @ORM\Entity(repositoryClass="App\Repository\StructuralDBElementRepository")
+ * @ORM\Entity(repositoryClass="App\Repository\Parts\ManufacturerRepository")
  * @ORM\Table("`manufacturers`")
  */
 class Manufacturer extends AbstractCompany
@@ -77,10 +77,6 @@ class Manufacturer extends AbstractCompany
      */
     protected $children;
 
-    /**
-     * @ORM\OneToMany(targetEntity="Part", mappedBy="manufacturer", fetch="EXTRA_LAZY")
-     */
-    protected $parts;
     /**
      * @var Collection<int, ManufacturerAttachment>
      * @ORM\OneToMany(targetEntity="App\Entity\Attachments\ManufacturerAttachment", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)

src/Entity/Parts/MeasurementUnit.php

@@ -54,7 +54,7 @@ use Symfony\Component\Validator\Constraints as Assert;
  * This unit represents the unit in which the amount of parts in stock are measured.
  * This could be something like N, grams, meters, etc...
  *
- * @ORM\Entity(repositoryClass="App\Repository\StructuralDBElementRepository")
+ * @ORM\Entity(repositoryClass="App\Repository\Parts\MeasurementUnitRepository")
  * @ORM\Table(name="`measurement_units`")
  * @UniqueEntity("unit")
  */
@@ -94,10 +94,6 @@ class MeasurementUnit extends AbstractPartsContainingDBElement
      */
     protected $parent;
 
-    /**
-     * @ORM\OneToMany(targetEntity="Part", mappedBy="partUnit", fetch="EXTRA_LAZY")
-     */
-    protected $parts;
     /**
      * @var Collection<int, MeasurementUnitAttachment>
      * @ORM\OneToMany(targetEntity="App\Entity\Attachments\MeasurementUnitAttachment", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)

src/Entity/Parts/PartLot.php

@@ -114,7 +114,7 @@ class PartLot extends AbstractDBElement implements TimeStampableInterface, Named
 
     /**
      * @var Part The part that is stored in this lot
-     * @ORM\ManyToOne(targetEntity="Part", inversedBy="partLots")
+     * @ORM\ManyToOne(targetEntity="Part")
      * @ORM\JoinColumn(name="id_part", referencedColumnName="id", nullable=false, onDelete="CASCADE")
      * @Assert\NotNull()
      */

src/Entity/Parts/PartTraits/BasicPropertyTrait.php

@@ -79,7 +79,7 @@ trait BasicPropertyTrait
     /**
      * @var Category The category this part belongs too (e.g. Resistors). Use tags, for more complex grouping.
      *               Every part must have a category.
-     * @ORM\ManyToOne(targetEntity="Category", inversedBy="parts")
+     * @ORM\ManyToOne(targetEntity="Category")
      * @ORM\JoinColumn(name="id_category", referencedColumnName="id", nullable=false)
      * @ColumnSecurity(prefix="category", type="App\Entity\Parts\Category")
      * @Selectable()
@@ -88,7 +88,7 @@ trait BasicPropertyTrait
 
     /**
      * @var Footprint|null The footprint of this part (e.g. DIP8)
-     * @ORM\ManyToOne(targetEntity="Footprint", inversedBy="parts")
+     * @ORM\ManyToOne(targetEntity="Footprint")
      * @ORM\JoinColumn(name="id_footprint", referencedColumnName="id")
      * @ColumnSecurity(prefix="footprint", type="App\Entity\Parts\Footprint")
      * @Selectable()

src/Entity/Parts/PartTraits/InstockTrait.php

@@ -72,7 +72,7 @@ trait InstockTrait
 
     /**
      * @var ?MeasurementUnit the unit in which the part's amount is measured
-     * @ORM\ManyToOne(targetEntity="MeasurementUnit", inversedBy="parts")
+     * @ORM\ManyToOne(targetEntity="MeasurementUnit")
      * @ORM\JoinColumn(name="id_part_unit", referencedColumnName="id", nullable=true)
      * @ColumnSecurity(type="object", prefix="unit")
      */

src/Entity/Parts/PartTraits/ManufacturerTrait.php

@@ -54,7 +54,7 @@ trait ManufacturerTrait
 {
     /**
      * @var Manufacturer|null The manufacturer of this part
-     * @ORM\ManyToOne(targetEntity="Manufacturer", inversedBy="parts")
+     * @ORM\ManyToOne(targetEntity="Manufacturer")
      * @ORM\JoinColumn(name="id_manufacturer", referencedColumnName="id")
      * @ColumnSecurity(prefix="manufacturer", type="App\Entity\Parts\Manufacturer")
      * @Selectable()

src/Entity/Parts/Storelocation.php

@@ -60,7 +60,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 /**
  * Class Store location.
  *
- * @ORM\Entity(repositoryClass="App\Repository\StructuralDBElementRepository")
+ * @ORM\Entity(repositoryClass="App\Repository\Parts\StorelocationRepository")
  * @ORM\Table("`storelocations`")
  */
 class Storelocation extends AbstractPartsContainingDBElement
@@ -84,15 +84,6 @@ class Storelocation extends AbstractPartsContainingDBElement
      */
     protected $storage_type;
 
-    /**
-     * @ORM\ManyToMany(targetEntity="Part", fetch="EXTRA_LAZY")
-     * @ORM\JoinTable(name="part_lots",
-     *    joinColumns={@ORM\JoinColumn(name="id_store_location", referencedColumnName="id")},
-     *    inverseJoinColumns={@ORM\JoinColumn(name="id_part", referencedColumnName="id")}
-     * )
-     */
-    protected $parts;
-
     /** @var Collection<int, StorelocationParameter>
      * @ORM\OneToMany(targetEntity="App\Entity\Parameters\StorelocationParameter", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)
      * @ORM\OrderBy({"group" = "ASC" ,"name" = "ASC"})

src/Entity/Parts/Supplier.php

@@ -62,7 +62,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 /**
  * Class Supplier.
  *
- * @ORM\Entity(repositoryClass="App\Repository\StructuralDBElementRepository")
+ * @ORM\Entity(repositoryClass="App\Repository\Parts\SupplierRepository")
  * @ORM\Table("`suppliers`")
  */
 class Supplier extends AbstractCompany
@@ -100,15 +100,6 @@ class Supplier extends AbstractCompany
      */
     protected $shipping_costs;
 
-    /**
-     * @ORM\ManyToMany(targetEntity="Part", fetch="EXTRA_LAZY")
-     * @ORM\JoinTable(name="orderdetails",
-     *     joinColumns={@ORM\JoinColumn(name="id_supplier", referencedColumnName="id")},
-     *     inverseJoinColumns={@ORM\JoinColumn(name="part_id", referencedColumnName="id")}
-     * )
-     */
-    protected $parts;
-
     /**
      * @var Collection<int, SupplierAttachment>
      * @ORM\OneToMany(targetEntity="App\Entity\Attachments\SupplierAttachment", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)

src/Repository/AbstractPartsContainingRepository.php

@@ -0,0 +1,70 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository;
+
+
+use App\Entity\Base\AbstractPartsContainingDBElement;
+use App\Entity\Base\PartsContainingRepositoryInterface;
+use App\Entity\Parts\Part;
+use Doctrine\Common\Collections\Collection;
+use Doctrine\Common\Collections\Criteria;
+
+abstract class AbstractPartsContainingRepository extends StructuralDBElementRepository
+    implements PartsContainingRepositoryInterface
+{
+    /**
+     * Returns all parts associated with this element.
+     * @param  AbstractPartsContainingDBElement $element The element for which the parts should be determined.
+     * @param  array  $order_by The order of the parts. Format ['name' => 'ASC']
+     * @return Part[]
+     */
+    abstract public function getParts(object $element, array $order_by = ['name' => 'ASC']): array;
+
+    /**
+     * Gets the count of the parts associated with this element.
+     * @param AbstractPartsContainingDBElement $element The element for which the parts should be determined.
+     * @return int
+     */
+    abstract public function getPartsCount(object $element): int;
+
+    protected function getPartsByField(object $element, array $order_by, string $field_name): array
+    {
+        if (!$element instanceof AbstractPartsContainingDBElement) {
+            throw new \InvalidArgumentException('$element must be an instance of AbstractPartContainingDBElement!');
+        }
+
+        $repo = $this->getEntityManager()->getRepository(Part::class);
+
+        return $repo->findBy([$field_name => $element], $order_by);
+    }
+
+    protected function getPartsCountByField(object $element, string $field_name): int
+    {
+        if (!$element instanceof AbstractPartsContainingDBElement) {
+            throw new \InvalidArgumentException('$element must be an instance of AbstractPartContainingDBElement!');
+        }
+
+        $repo = $this->getEntityManager()->getRepository(Part::class);
+
+        return $repo->count([$field_name => $element]);
+    }
+
+}

src/Repository/Parts/CategoryRepository.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository\Parts;
+
+use App\Repository\AbstractPartsContainingRepository;
+
+class CategoryRepository extends AbstractPartsContainingRepository
+{
+
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array
+    {
+        return $this->getPartsByField($element, $order_by, 'category');
+    }
+
+    public function getPartsCount(object $element): int
+    {
+        return $this->getPartsCountByField($element, 'category');
+    }
+}

src/Repository/Parts/FootprintRepository.php

@@ -0,0 +1,36 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository\Parts;
+
+use App\Repository\AbstractPartsContainingRepository;
+
+class FootprintRepository extends AbstractPartsContainingRepository
+{
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array
+    {
+        return $this->getPartsByField($element, $order_by, 'footprint');
+    }
+
+    public function getPartsCount(object $element): int
+    {
+        return $this->getPartsCountByField($element, 'footprint');
+    }
+}

src/Repository/Parts/ManufacturerRepository.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository\Parts;
+
+use App\Repository\AbstractPartsContainingRepository;
+
+class ManufacturerRepository extends AbstractPartsContainingRepository
+{
+
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array
+    {
+        return $this->getPartsByField($element, $order_by, 'manufacturer');
+    }
+
+    public function getPartsCount(object $element): int
+    {
+        return $this->getPartsCountByField($element, 'manufacturer');
+    }
+}

src/Repository/Parts/MeasurementUnitRepository.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository\Parts;
+
+use App\Repository\AbstractPartsContainingRepository;
+
+class MeasurementUnitRepository extends AbstractPartsContainingRepository
+{
+
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array
+    {
+        return $this->getPartsByField($element, $order_by, 'partUnit');
+    }
+
+    public function getPartsCount(object $element): int
+    {
+        return $this->getPartsCountByField($element, 'partUnit');
+    }
+}

src/Repository/Parts/StorelocationRepository.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository\Parts;
+
+use App\Entity\Parts\Part;
+use App\Repository\AbstractPartsContainingRepository;
+use Doctrine\ORM\QueryBuilder;
+
+class StorelocationRepository extends AbstractPartsContainingRepository
+{
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array
+    {
+        $qb = new QueryBuilder($this->getEntityManager());
+
+        $qb->select('part')
+            ->from(Part::class, 'part')
+            ->leftJoin('part.partLots', 'lots')
+            ->where('lots.storage_location = ?1')
+            ->setParameter(1, $element);
+
+        foreach ($order_by as $field => $order) {
+            $qb->addOrderBy('part.' . $field, $order);
+        }
+
+        return $qb->getQuery()->getResult();
+    }
+
+    public function getPartsCount(object $element): int
+    {
+        $qb = new QueryBuilder($this->getEntityManager());
+
+        $qb->select('COUNT(part.id)')
+            ->from(Part::class, 'part')
+            ->leftJoin('part.partLots', 'lots')
+            ->where('lots.storage_location = ?1')
+            ->setParameter(1, $element);
+
+
+        return (int) $qb->getQuery()->getSingleScalarResult();
+    }
+}

src/Repository/Parts/SupplierRepository.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Repository\Parts;
+
+use App\Entity\Parts\Part;
+use App\Repository\AbstractPartsContainingRepository;
+use Doctrine\ORM\QueryBuilder;
+
+class SupplierRepository extends AbstractPartsContainingRepository
+{
+    public function getParts(object $element, array $order_by = ['name' => 'ASC']): array
+    {
+        $qb = new QueryBuilder($this->getEntityManager());
+
+        $qb->select('part')
+            ->from(Part::class, 'part')
+            ->leftJoin('part.orderdetails', 'orderdetail')
+            ->where('orderdetail.supplier = ?1')
+            ->setParameter(1, $element);
+
+        foreach ($order_by as $field => $order) {
+            $qb->addOrderBy('part.' . $field, $order);
+        }
+
+        return $qb->getQuery()->getResult();
+    }
+
+    public function getPartsCount(object $element): int
+    {
+        $qb = new QueryBuilder($this->getEntityManager());
+
+        $qb->select('COUNT(part.id)')
+            ->from(Part::class, 'part')
+            ->leftJoin('part.orderdetails', 'orderdetail')
+            ->where('orderdetail.supplier = ?1')
+            ->setParameter(1, $element);
+
+
+        return (int) $qb->getQuery()->getSingleScalarResult();
+    }
+}

src/Validator/Constraints/ValidPartLotValidator.php

@@ -43,6 +43,7 @@ declare(strict_types=1);
 namespace App\Validator\Constraints;
 
 use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
 use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Component\Form\Exception\UnexpectedTypeException;
 use Symfony\Component\Validator\Constraint;
@@ -75,7 +76,8 @@ class ValidPartLotValidator extends ConstraintValidator
 
         //We can only validate the values if we know the storelocation
         if ($value->getStorageLocation()) {
-            $parts = $value->getStorageLocation()->getParts();
+            $repo = $this->em->getRepository(Storelocation::class);
+            $parts = $repo->getParts($value);
 
             //Check for isFull() attribute
             if ($value->getStorageLocation()->isFull()) {

templates/AdminPages/_info.html.twig

@@ -38,8 +38,8 @@
     <label class="col-form-label col-md-3">{% trans %}entity.info.parts_count{% endtrans %}</label>
     <div class="col-md-9">
         <p class="form-control-static">
-            {% if entity.id and entity.parts is defined %}
+            {% if entity.id and repo.partsCount is defined %}
-                {{ entity.parts | length }}
+                {{ repo.partsCount(entity) }}
             {% else %}
                 -
             {% endif %}

templates/Parts/lists/_info_card.html.twig

@@ -94,7 +94,7 @@
                                 </div>
                                 <div class="form-group">
                                     <label class="col-sm-4">{% trans %}entity.info.parent{% endtrans %}:</label>
-                                    <span class="col-sm form-control-static">{{ entity.parts | length }}</span>
+                                    <span class="col-sm form-control-static">{{ repo.partsCount(entity) }}</span>
                                 </div>
                             </div>
                         </div>