Order item discounts

src/Form/Type/CustomDiscountCollectionType.php

@@ -0,0 +1,61 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Setono\SyliusOrderEditPlugin\Form\Type;
+
+use Sylius\Component\Order\Factory\AdjustmentFactoryInterface;
+use Sylius\Component\Order\Model\AdjustableInterface;
+use Sylius\Component\Order\Model\AdjustmentInterface;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\CollectionType;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+abstract class CustomDiscountCollectionType extends AbstractType
+{
+    public function __construct(
+        protected readonly AdjustmentFactoryInterface $adjustmentFactory,
+        protected readonly string $label,
+        protected readonly string $adjustmentType,
+    ) {
+    }
+
+    public function getParent(): string
+    {
+        return CollectionType::class;
+    }
+
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        $resolver->setDefaults([
+            'entry_type' => OrderDiscountType::class,
+            'allow_add' => true,
+            'allow_delete' => true,
+            'by_reference' => false,
+            'label' => 'sylius.form.order.discounts',
+            'entry_options' => [
+                'label' => false,
+            ],
+            'getter' => function (AdjustableInterface &$adjustable): array {
+                $adjustments = $adjustable->getAdjustments($this->adjustmentType)->toArray();
+
+                return array_map(function (AdjustmentInterface $adjustment): int {
+                    return -1 * $adjustment->getAmount();
+                }, $adjustments);
+            },
+            'setter' => function (AdjustableInterface &$adjustable, array $discounts): void {
+                $adjustable->removeAdjustments($this->adjustmentType);
+
+                /** @var int $discount */
+                foreach ($discounts as $discount) {
+                    $adjustment = $this->adjustmentFactory->createWithData(
+                        $this->adjustmentType,
+                        $this->label,
+                        -1 * $discount,
+                    );
+                    $adjustable->addAdjustment($adjustment);
+                }
+            },
+        ]);
+    }
+}

src/Form/Type/OrderDiscountCollectionType.php

@@ -5,55 +5,12 @@
 namespace Setono\SyliusOrderEditPlugin\Form\Type;
 
 use Setono\SyliusOrderEditPlugin\Model\AdjustmentTypes;
-use Sylius\Component\Core\Model\OrderInterface;
 use Sylius\Component\Order\Factory\AdjustmentFactoryInterface;
-use Sylius\Component\Order\Model\AdjustmentInterface;
-use Symfony\Component\Form\AbstractType;
-use Symfony\Component\Form\Extension\Core\Type\CollectionType;
-use Symfony\Component\OptionsResolver\OptionsResolver;
 
-final class OrderDiscountCollectionType extends AbstractType
+final class OrderDiscountCollectionType extends CustomDiscountCollectionType
 {
-    public function __construct(private readonly AdjustmentFactoryInterface $adjustmentFactory)
+    public function __construct(AdjustmentFactoryInterface $adjustmentFactory)
     {
-    }
-
-    public function getParent(): string
-    {
-        return CollectionType::class;
-    }
-
-    public function configureOptions(OptionsResolver $resolver): void
-    {
-        $resolver->setDefaults([
-            'entry_type' => OrderDiscountType::class,
-            'allow_add' => true,
-            'allow_delete' => true,
-            'by_reference' => false,
-            'label' => 'sylius.form.order.discounts',
-            'entry_options' => [
-                'label' => false,
-            ],
-            'getter' => function (OrderInterface &$order): array {
-                $adjustments = $order->getAdjustments(AdjustmentTypes::SETONO_ADMIN_ORDER_DISCOUNT)->toArray();
-
-                return array_map(function (AdjustmentInterface $adjustment): int {
-                    return -1 * $adjustment->getAmount();
-                }, $adjustments);
-            },
-            'setter' => function (OrderInterface &$order, array $discounts): void {
-                $order->removeAdjustments(AdjustmentTypes::SETONO_ADMIN_ORDER_DISCOUNT);
-
-                /** @var int $discount */
-                foreach ($discounts as $discount) {
-                    $adjustment = $this->adjustmentFactory->createWithData(
-                        AdjustmentTypes::SETONO_ADMIN_ORDER_DISCOUNT,
-                        'Custom discount',
-                        -1 * $discount,
-                    );
-                    $order->addAdjustment($adjustment);
-                }
-            },
-        ]);
+        parent::__construct($adjustmentFactory, 'Custom discount', AdjustmentTypes::SETONO_ADMIN_ORDER_DISCOUNT);
     }
 }

src/Form/Type/OrderItemDiscountCollectionType.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Setono\SyliusOrderEditPlugin\Form\Type;
+
+use Setono\SyliusOrderEditPlugin\Model\AdjustmentTypes;
+use Sylius\Component\Order\Factory\AdjustmentFactoryInterface;
+
+final class OrderItemDiscountCollectionType extends CustomDiscountCollectionType
+{
+    public function __construct(AdjustmentFactoryInterface $adjustmentFactory)
+    {
+        parent::__construct($adjustmentFactory, 'Custom item discount', AdjustmentTypes::SETONO_ADMIN_ORDER_ITEM_DISCOUNT);
+    }
+}

src/Form/Type/OrderItemDiscountType.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Setono\SyliusOrderEditPlugin\Form\Type;
+
+use Sylius\Bundle\MoneyBundle\Form\Type\MoneyType;
+use Symfony\Component\Form\AbstractType;
+
+final class OrderItemDiscountType extends AbstractType
+{
+    public function getParent(): string
+    {
+        return MoneyType::class;
+    }
+}

src/Form/Type/OrderItemType.php

@@ -5,12 +5,15 @@
 namespace Setono\SyliusOrderEditPlugin\Form\Type;
 
 use Sylius\Bundle\ResourceBundle\Form\Type\AbstractResourceType;
+use Sylius\Component\Core\Model\OrderInterface;
 use Sylius\Component\Core\Model\OrderItemInterface;
 use Sylius\Component\Core\Model\ProductVariant;
 use Sylius\Component\Order\Modifier\OrderItemQuantityModifierInterface;
 use Symfony\Bridge\Doctrine\Form\Type\EntityType;
 use Symfony\Component\Form\Extension\Core\Type\IntegerType;
 use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\FormEvent;
+use Symfony\Component\Form\FormEvents;
 
 final class OrderItemType extends AbstractResourceType
 {
@@ -40,5 +43,33 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
                 'choice_label' => 'code',
             ])
         ;
+
+        $builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event): void {
+            $form = $event->getForm();
+            /** @var OrderItemInterface|null $orderItem */
+            $orderItem = $event->getData();
+            if ($orderItem === null) {
+                return;
+            }
+
+            /** @var OrderInterface $order */
+            $order = $orderItem->getOrder();
+
+            $form->add('discounts', OrderItemDiscountCollectionType::class, [
+                'property_path' => 'adjustments',
+                'entry_options' => [
+                    'currency' => $order->getCurrencyCode(),
+                ],
+            ]);
+        });
+
+        $builder->addEventListener(FormEvents::PRE_SUBMIT, function (FormEvent $event): void {
+            /** @var array $orderItem */
+            $orderItem = $event->getData();
+            if (!isset($orderItem['discounts'])) {
+                $orderItem['discounts'] = [];
+            }
+            $event->setData($orderItem);
+        });
     }
 }

src/Model/AdjustmentTypes.php

@@ -8,6 +8,8 @@ final class AdjustmentTypes
 {
     public const SETONO_ADMIN_ORDER_DISCOUNT = 'setono_admin_order_discount';
 
+    public const SETONO_ADMIN_ORDER_ITEM_DISCOUNT = 'setono_admin_order_item_discount';
+
     private function __construct()
     {
     }

src/Resources/config/services/form.xml

@@ -20,6 +20,14 @@
             <tag name="form.type"/>
         </service>
 
+        <service
+            id="setono_sylius_order_edit.form.type.order_item_discount_collection"
+            class="Setono\SyliusOrderEditPlugin\Form\Type\OrderItemDiscountCollectionType"
+        >
+            <argument type="service" id="sylius.factory.adjustment" />
+            <tag name="form.type"/>
+        </service>
+
         <!-- Form type extensions -->
         <service id="setono_sylius_order_edit.form.extension.order"
                  class="Setono\SyliusOrderEditPlugin\Form\Extension\OrderTypeExtension">

src/Resources/translations/messages.en.yaml

@@ -1,4 +1,5 @@
 setono_sylius_order_edit:
     ui:
+        discounts: Discounts
         order_discounts: Order discounts
         order_items: Order items

src/Resources/views/admin/order/update/_order_items.html.twig

@@ -39,6 +39,10 @@
                         </button>
                     </td>
                 </tr>
+                <tr>
+                    <td colspan="5">{{ form_widget(itemForm.discounts) }}</td>
+                    <td></td>
+                </tr>
             {% endfor %}
         </tbody>
         <tfoot>

tests/Application/templates/bundles/SyliusAdminBundle/Order/Show/Summary/_item.html.twig

@@ -0,0 +1,59 @@
+{% import "@SyliusAdmin/Common/Macro/money.html.twig" as money %}
+
+{% set orderPromotionAdjustment = constant('Sylius\\Component\\Core\\Model\\AdjustmentInterface::ORDER_PROMOTION_ADJUSTMENT') %}
+{% set unitPromotionAdjustment = constant('Sylius\\Component\\Core\\Model\\AdjustmentInterface::ORDER_UNIT_PROMOTION_ADJUSTMENT') %}
+{% set adminOrderItemDiscountAdjustment = constant('Setono\\SyliusOrderEditPlugin\\Model\\AdjustmentTypes::SETONO_ADMIN_ORDER_ITEM_DISCOUNT') %}
+{% set shippingAdjustment = constant('Sylius\\Component\\Core\\Model\\AdjustmentInterface::SHIPPING_ADJUSTMENT') %}
+{% set taxAdjustment = constant('Sylius\\Component\\Core\\Model\\AdjustmentInterface::TAX_ADJUSTMENT') %}
+
+{% set variant = item.variant %}
+{% set product = variant.product %}
+
+{% set aggregatedUnitPromotionAdjustments = item.getAdjustmentsTotalRecursively(unitPromotionAdjustment) + item.getAdjustmentsTotalRecursively(orderPromotionAdjustment) %}
+{% set subtotal = (item.unitPrice * item.quantity) + aggregatedUnitPromotionAdjustments %}
+
+{% set taxIncluded = sylius_admin_order_unit_tax_included(item) %}
+{% set taxExcluded = sylius_admin_order_unit_tax_excluded(item) %}
+
+<tr>
+    <td class="single line">
+        {% include '@SyliusAdmin/Product/_info.html.twig' %}
+    </td>
+    <td class="right aligned unit-price">
+        {{ money.format(item.unitPrice, order.currencyCode) }}
+    </td>
+    <td class="right aligned unit-discount">
+        {{ money.format(item.units.first.adjustmentsTotal(unitPromotionAdjustment), order.currencyCode) }}
+    </td>
+    <td class="right aligned unit-order-discount">
+        <span style="font-style: italic;">~ {{ money.format(item.units.first.adjustmentsTotal(orderPromotionAdjustment), order.currencyCode) }}</span>
+    </td>
+    <td class="right aligned discounted-unit-price">
+        {{ money.format(item.fullDiscountedUnitPrice, order.currencyCode) }}
+    </td>
+    <td class="right aligned quantity">
+        {{ item.quantity }}
+    </td>
+    <td class="right aligned subtotal">
+        {{ money.format(subtotal, order.currencyCode) }}
+    </td>
+    <td class="right aligned tax">
+        <div class="tax-excluded">{{ money.format(taxExcluded, order.currencyCode) }}</div>
+        <div class="tax-disabled">
+            <div class="tax-included"> {{ money.format(taxIncluded, order.currencyCode) }}
+            </div>
+            <small>({{ 'sylius.ui.included_in_price'|trans }})</small>
+        </div>
+    </td>
+    <td class="right aligned total">
+        {{ money.format(item.total, order.currencyCode) }}
+    </td>
+</tr>
+<tr>
+    <td colspan="9">
+        <strong>{{ 'setono_sylius_order_edit.ui.discounts'|trans }}:</strong>
+        {% for discount in item.getAdjustments(adminOrderItemDiscountAdjustment) %}
+            {{ money.format(discount.amount, order.currencyCode) }}{% if not loop.last %}, {% endif %}
+        {% endfor %}
+    </td>
+</tr>

tests/Application/templates/bundles/SyliusAdminBundle/Order/Show/Summary/_totalsPromotions.html.twig

@@ -2,7 +2,7 @@
 
 {% set orderPromotionAdjustment = constant('Sylius\\Component\\Core\\Model\\AdjustmentInterface::ORDER_PROMOTION_ADJUSTMENT') %}
 {% set unitPromotionAdjustment = constant('Sylius\\Component\\Core\\Model\\AdjustmentInterface::ORDER_UNIT_PROMOTION_ADJUSTMENT') %}
-{% set adminOrderDiscountAdjustment = constant('Setono\\SyliusOrderEditPlugin\\Model\\OrderEditDiscountTypes::SETONO_ADMIN_ORDER_DISCOUNT') %}
+{% set adminOrderDiscountAdjustment = constant('Setono\\SyliusOrderEditPlugin\\Model\\AdjustmentTypes::SETONO_ADMIN_ORDER_DISCOUNT') %}
 
 <tr>
     <td colspan="5" id="promotion-discounts" class="promotion-disabled">