[CoreBundle] Add ability to information how many products were sold

app/migrations/Version20140909144526.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Sylius\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+class Version20140909144526 extends AbstractMigration
+{
+    public function up(Schema $schema)
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');
+
+        $this->addSql('ALTER TABLE sylius_product_variant ADD sold INT NOT NULL');
+        $this->addSql('CREATE INDEX IDX_A29B52398D2DD99 ON sylius_product_variant (sold)');
+    }
+
+    public function down(Schema $schema)
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');
+
+        $this->addSql('DROP INDEX IDX_A29B52398D2DD99 ON sylius_product_variant');
+        $this->addSql('ALTER TABLE sylius_product_variant DROP sold');
+    }
+}

src/Sylius/Bundle/CoreBundle/Resources/config/doctrine/model/ProductVariant.orm.xml

@@ -19,13 +19,15 @@
 
     <mapped-superclass name="Sylius\Component\Core\Model\ProductVariant" table="sylius_product_variant">
         <indexes>
-            <index columns="sku"/>
+            <index columns="sku" />
+            <index columns="sold" />
         </indexes>
 
         <field name="sku" column="sku" type="string" nullable="true" />
 
         <field name="onHold" column="on_hold" type="integer" />
         <field name="onHand" column="on_hand" type="integer" />
+        <field name="sold" column="sold" type="integer" />
         <field name="availableOnDemand" column="available_on_demand" type="boolean" />
 
         <field name="price" column="price" type="integer">

src/Sylius/Bundle/CoreBundle/Resources/config/services.xml

@@ -93,6 +93,8 @@
         <parameter key="sylius.dynamic_router.class">Symfony\Cmf\Component\Routing\DynamicRouter</parameter>
         <parameter key="sylius.generator.class">Sylius\Bundle\CoreBundle\Routing\SyliusAwareGenerator</parameter>
         <parameter key="sylius.route_provider.class">Sylius\Bundle\CoreBundle\Routing\RouteProvider</parameter>
+
+        <parameter key="sylius.callback.complete_order.class">Sylius\Bundle\CoreBundle\StateMachineCallback\CompleteOrderCallback</parameter>
     </parameters>
 
     <services>

src/Sylius/Bundle/CoreBundle/Resources/config/state-machine.yml

@@ -103,6 +103,10 @@ winzou_state_machine:
                     on:   'release'
                     do:   [@sm.callback.cascade_transition, 'apply']
                     args: ['object.getPayments()', 'event', '"void"', '"sylius_payment"']
+                sylius_complete:
+                    on:   'create'
+                    do:   [@sylius.callback.complete_order, 'countSoldVariants'],
+                    args: ['object']
 
     sylius_inventory_unit:
         callbacks:

src/Sylius/Bundle/CoreBundle/StateMachineCallback/CompleteOrderCallback.php

@@ -0,0 +1,34 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sylius\Bundle\CoreBundle\StateMachineCallback;
+
+use Sylius\Bundle\OrderBundle\StateMachineCallback\CompleteOrderCallback as BaseCompleteOrderCallback;
+use Sylius\Component\Core\Model\OrderInterface;
+use Sylius\Component\Core\Model\OrderItemInterface;
+
+/**
+ * Set update sold value for items in order.
+ */
+class CompleteOrderCallback extends BaseCompleteOrderCallback
+{
+    /**
+     * @param OrderInterface $order
+     */
+    public function countSoldVariants(OrderInterface $order)
+    {
+        /** @var $item OrderItemInterface */
+        foreach ($order->getItems() as $item) {
+            $variant = $item->getVariant();
+            $variant->setSold($variant->getSold() + $item->getQuantity());
+        }
+    }
+}

src/Sylius/Component/Core/Model/ProductVariant.php

@@ -66,6 +66,13 @@ class ProductVariant extends BaseVariant implements ProductVariantInterface
      */
     protected $onHand = 0;
 
+    /**
+     * Sold amount.
+     *
+     * @var integer
+     */
+    protected $sold = 0;
+
     /**
      * Is variant available on demand?
      *
@@ -76,7 +83,7 @@ class ProductVariant extends BaseVariant implements ProductVariantInterface
     /**
      * Images.
      *
-     * @var Collection|VariantImageInterface[]
+     * @var Collection|ProductVariantImageInterface[]
      */
     protected $images;
 
@@ -255,6 +262,24 @@ class ProductVariant extends BaseVariant implements ProductVariantInterface
         return $this;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getSold()
+    {
+        return $this->sold;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setSold($sold)
+    {
+        $this->sold = (int) $sold;
+
+        return $this;
+    }
+
     /**
      * {@inheritdoc}
      */

src/Sylius/Component/Core/Model/ProductVariantInterface.php

@@ -58,6 +58,18 @@ interface ProductVariantInterface extends
      */
     public function removeImage(ProductVariantImageInterface $image);
 
+    /**
+     * @return int
+     */
+    public function getSold();
+
+    /**
+     * @param int $sold
+     *
+     * @return $this
+     */
+    public function setSold($sold);
+
     /**
      * @return integer
      */