NumericField for ProductVariations and casting in Gridfield

src/Extension/ProductVariationsExtension.php

@@ -15,6 +15,7 @@
 use SilverStripe\Forms\ListboxField;
 use SilverStripe\ORM\DataExtension;
 use SilverStripe\ORM\DataList;
+use SilverStripe\ORM\FieldType\DBCurrency;
 use SilverStripe\Versioned\Versioned;
 use SilverStripe\View\ArrayData;
 use Symbiote\GridFieldExtensions\GridFieldOrderableRows;
@@ -58,6 +59,11 @@ public function updateCMSFields(FieldList $fields)
             )
         ]);
 
+        $variationsDataColumns = $variationsGridField->getConfig()->getComponentByType('SilverStripe\Forms\GridField\GridFieldDataColumns');
+        $variationsFieldCasting = $variationsDataColumns->getFieldCasting();
+        $variationsFieldCasting['Price'] = DBCurrency::class . '->Nice';
+        $variationsDataColumns->setFieldCasting($variationsFieldCasting);
+
         $variationsGridField->getConfig()->addComponent($sort = new GridFieldOrderableRows('Sort'));
 
         if ($this->owner->Variations()->exists()) {

src/Model/Variation/Variation.php

@@ -2,6 +2,7 @@
 
 namespace SilverShop\Model\Variation;
 
+use SebastianBergmann\Comparator\NumericComparator;
 use SilverShop\Cart\ShoppingCart;
 use SilverShop\Model\Buyable;
 use SilverShop\Model\Order;
@@ -10,6 +11,7 @@
 use SilverStripe\Assets\Image;
 use SilverStripe\Forms\FieldList;
 use SilverStripe\Forms\LiteralField;
+use SilverStripe\Forms\NumericField;
 use SilverStripe\Forms\TextField;
 use SilverStripe\ORM\ArrayList;
 use SilverStripe\ORM\DataObject;
@@ -127,7 +129,8 @@ public function getCMSFields()
     {
         $fields = FieldList::create(
             TextField::create('InternalItemID', _t('SilverShop\Page\Product.Code', 'Product Code')),
-            TextField::create('Price', _t('SilverShop\Page\Product.db_BasePrice', 'Price'))
+            NumericField::create('Price', _t('SilverShop\Page\Product.db_BasePrice', 'Price'))
+                ->setScale(2)
         );
         //add attributes dropdowns
         $attributes = $this->Product()->VariationAttributeTypes();