Added the possibility to edit/create/delete part lots.

src/Controller/PartController.php

@@ -82,7 +82,7 @@ class PartController extends AbstractController
         return $this->render('Parts/edit/edit_part_info.html.twig',
             [
                 'part' => $part,
-                'form_main' => $form->createView(),
+                'form' => $form->createView(),
             ]);
     }
 

src/Entity/Parts/Part.php

@@ -179,7 +179,8 @@ class Part extends AttachmentContainingDBElement
 
     /**
      * @var ?PartLot[]
-     * @ORM\OneToMany(targetEntity="PartLot", mappedBy="part")
+     * @ORM\OneToMany(targetEntity="PartLot", mappedBy="part", cascade={"persist", "remove"}, orphanRemoval=true)
+     * @Assert\Valid()
      */
     protected $partLots;
 
@@ -593,6 +594,18 @@ class Part extends AttachmentContainingDBElement
         return $this->partLots;
     }
 
+    public function addPartLot(PartLot $lot): Part
+    {
+        $lot->setPart($this);
+        $this->partLots->add($lot);
+        return $this;
+    }
+
+    public function removePartLot(PartLot $lot): Part
+    {
+        $this->partLots->removeElement($lot);
+        return $this;
+    }
 
     /**
      * Returns the assigned manufacturer product number (MPN) for this part.

src/Entity/Parts/PartLot.php

@@ -56,13 +56,13 @@ class PartLot extends DBElement
      * @var string A short description about this lot, shown in table
      * @ORM\Column(type="text")
      */
-    protected $description;
+    protected $description = "";
 
     /**
      * @var string A comment stored with this lot.
      * @ORM\Column(type="text")
      */
-    protected $comment;
+    protected $comment = "";
 
     /**
      * @var ?\DateTime Set a time until when the lot must be used.
@@ -90,21 +90,21 @@ class PartLot extends DBElement
      * @var bool If this is set to true, the instock amount is marked as not known
      * @ORM\Column(type="boolean")
      */
-    protected $instock_unknown;
+    protected $instock_unknown = false;
 
 
     /**
      * @var float For continuos sizes (length, volume, etc.) the instock is saved here.
      * @ORM\Column(type="float")
-     * @Assert\Positive()
+     * @Assert\PositiveOrZero()
      */
-    protected $amount;
+    protected $amount = 0;
 
     /**
      * @var boolean Determines if this lot was manually marked for refilling.
      * @ORM\Column(type="boolean")
      */
-    protected $needs_refill;
+    protected $needs_refill = false;
 
     /**
      * Returns the ID as an string, defined by the element class.
@@ -198,7 +198,7 @@ class PartLot extends DBElement
      * Gets the storage locatiion, where this part lot is stored.
      * @return Storelocation The store location where this part is stored
      */
-    public function getStorageLocation(): Storelocation
+    public function getStorageLocation(): ?Storelocation
     {
         return $this->storage_location;
     }
@@ -260,7 +260,7 @@ class PartLot extends DBElement
      */
     public function getAmount(): float
     {
-        if (!$this->part->useFloatAmount()) {
+        if ($this->part instanceof Part && !$this->part->useFloatAmount()) {
             return round($this->amount);
         }
         return (float) $this->amount;
@@ -269,6 +269,7 @@ class PartLot extends DBElement
     public function setAmount(float $new_amount): PartLot
     {
         $this->amount  = $new_amount;
+        return $this;
     }
 
 

src/Form/Part/PartBaseType.php

@@ -43,6 +43,7 @@ use FOS\CKEditorBundle\Form\Type\CKEditorType;
 use Symfony\Bridge\Doctrine\Form\Type\EntityType;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
+use Symfony\Component\Form\Extension\Core\Type\CollectionType;
 use Symfony\Component\Form\Extension\Core\Type\NumberType;
 use Symfony\Component\Form\Extension\Core\Type\UrlType;
 use Symfony\Component\Form\FormBuilderInterface;
@@ -119,14 +120,18 @@ class PartBaseType extends AbstractType
             ->add('favorite', CheckboxType::class, ['label_attr'=> ['class' => 'checkbox-custom'],
                 'required' => false, 'label' => 'part.edit.is_favorite']);
 
+        //Part Lots section
+        $builder->add('partLots', CollectionType::class, [
+            'entry_type' => PartLotType::class,
+            'allow_add' => true, 'allow_delete' => true,
+            'label' => false,
+            'by_reference' => false
+        ]);
+
         $builder
             //Buttons
-            ->add('save1', SubmitType::class, ['label' => 'part.edit.save'])
-            ->add('reset1', ResetType::class, ['label' => 'part.edit.reset'])
-            ->add('save2', SubmitType::class, ['label' => 'part.edit.save'])
-            ->add('reset2', ResetType::class, ['label' => 'part.edit.reset'])
-            ->add('save3', SubmitType::class, ['label' => 'part.edit.save'])
-            ->add('reset3', ResetType::class, ['label' => 'part.edit.reset']);
+            ->add('save', SubmitType::class, ['label' => 'part.edit.save'])
+            ->add('reset', ResetType::class, ['label' => 'part.edit.reset']);
     }
 
     public function configureOptions(OptionsResolver $resolver)

src/Form/Part/PartLotType.php

@@ -0,0 +1,90 @@
+<?php
+/**
+ *
+ * part-db version 0.1
+ * Copyright (C) 2005 Christoph Lechner
+ * http://www.cl-projects.de/
+ *
+ * part-db version 0.2+
+ * Copyright (C) 2009 K. Jacobs and others (see authors.php)
+ * http://code.google.com/p/part-db/
+ *
+ * Part-DB Version 0.4+
+ * Copyright (C) 2016 - 2019 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 General Public License
+ * as published by the Free Software Foundation; either version 2
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ *
+ */
+
+namespace App\Form\Part;
+
+
+use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
+use App\Form\Type\StructuralEntityType;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
+use Symfony\Component\Form\Extension\Core\Type\DateTimeType;
+use Symfony\Component\Form\Extension\Core\Type\IntegerType;
+use Symfony\Component\Form\Extension\Core\Type\NumberType;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use function GuzzleHttp\Promise\queue;
+
+class PartLotType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('description', TextType::class, ['label' => 'part_lot.edit.description',
+            'required' => false, 'empty_data' => "", 'attr' => ['class' => 'form-control-sm']]);
+
+        $builder->add('storage_location', StructuralEntityType::class, ['class' => Storelocation::class,
+            'label' => 'part_lot.edit.location',
+            'disable_not_selectable' => true, 'attr' => ['class' => 'form-control-sm']]);
+
+        $builder->add('amount',NumberType::class, [ 'html5' => true,
+            'label' => 'part_lot.edit.amount',
+            'attr' => ['class' => 'form-control-sm', 'min' => 0, 'step' => 'any']
+        ]);
+        $builder->add('instock_unknown', CheckboxType::class, ['required' => false,
+            'label' => 'part_lot.edit.instock_unknown',
+            'attr' => ['class' => 'form-control-sm'],
+            'label_attr'=> ['class' => 'checkbox-custom']]);
+        $builder->add('needs_refill', CheckboxType::class, ['label_attr'=> ['class' => 'checkbox-custom'],
+            'label' => 'part_lot.edit.needs_refill',
+            'attr' => ['class' => 'form-control-sm'],
+            'required' => false]);
+        $builder->add('expirationDate', DateTimeType::class, [
+            'label' => 'part_lot.edit.expiration_date',
+            'attr' => [],
+            'required' => false]);
+
+        $builder->add('comment', TextType::class, ['label' => 'part_lot.edit.comment',
+            'label' => 'part_lot.edit.comment',
+            'attr' => ['class' => 'form-control-sm'],
+            'required' => false, 'empty_data' => ""]);
+    }
+
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults([
+            'data_class' => PartLot::class,
+        ]);
+    }
+}