product id back on product category variants table...dumb

config/Migrations/20250629054627_CreateProductCategoryVariants.php

@@ -28,6 +28,10 @@ class CreateProductCategoryVariants extends AbstractMigration
             'default' => null,
             'null' => true,
         ]);
+        $table->addColumn('product_id', 'uuid', [
+            'default' => null,
+            'null' => true,
+        ]);
         $table->addColumn('enabled', 'boolean', [
             'default' => null,
             'null' => false,
@@ -38,12 +42,18 @@ class CreateProductCategoryVariants extends AbstractMigration
             'name' => 'VARIANTS_BY_PRODUCT_CATEGORY_ID',
             'unique' => false,
         ]);
-
+        $table->addIndex([
+            'product_id',
+        ], [
+            'name' => 'VARIANTS_BY_PRODUCT_ID',
+            'unique' => false,
+        ]);
 //        $table->addIndex([
 //            'name',
 //            'product_category_id',
+//            'product_id',
 //        ], [
-//            'name' => 'VARIANTS_BY_NAME_AND_PRODUCT_CATEGORY_ID_UNIQUE',
+//            'name' => 'VARIANTS_BY_NAME_AND_PRODUCT_CATEGORY_ID_AND_PRODUCT_ID_UNIQUE',
 //            'unique' => true,
 //        ]);
         $table->create();

src/Model/Entity/ProductCategoryVariant.php

@@ -12,6 +12,7 @@ use Cake\ORM\Entity;
  * @property string $id
  * @property string $name
  * @property string|null $product_category_id
+ * @property string|null $product_id
  * @property bool $enabled
  *
  * @property ProductCategory|EntityInterface $product_category
@@ -31,10 +32,12 @@ class ProductCategoryVariant extends Entity
     protected array $_accessible = [
         'name' => true,
         'product_category_id' => true,
+        'product_id' => true,
         'enabled' => true,
 
         // entities
         'product_category' => false,
+        'product' => false,
         'product_category_variant_options' => true,
     ];
 }

src/Model/Table/ProductCategoryVariantsTable.php

@@ -61,6 +61,10 @@ class ProductCategoryVariantsTable extends Table
             'bindingKey' => 'internal_id',
             'className' => 'CakeProducts.ProductCategories',
         ]);
+        $this->belongsTo('Products', [
+            'foreignKey' => 'product_id',
+            'className' => 'CakeProducts.Products',
+        ]);
         $this->hasMany('ProductCategoryVariantOptions', [
             'foreignKey' => 'product_category_variant_id',
             'className' => 'CakeProducts.ProductCategoryVariantOptions',
@@ -109,7 +113,9 @@ class ProductCategoryVariantsTable extends Table
     public function buildRules(RulesChecker $rules): RulesChecker
     {
         $rules->add($rules->isUnique(['name', 'product_category_id'], ['allowMultipleNulls' => true]), ['errorField' => 'product_category_id']);
+        $rules->add($rules->isUnique(['name', 'product_id'], ['allowMultipleNulls' => true]), ['errorField' => 'product_id']);
         $rules->add($rules->existsIn(['product_category_id'], 'ProductCategories'), ['errorField' => 'product_category_id']);
+        $rules->add($rules->existsIn(['product_id'], 'Products'), ['errorField' => 'product_id']);
 
         return $rules;
     }

tests/TestCase/Controller/ProductSkusControllerTest.php

@@ -180,7 +180,7 @@ class ProductSkusControllerTest extends BaseControllerTest
                 'cost' => 1.5,
                 'product_sku_variant_values' => [
                     0 => [
-                        'product_category_variant_id' => '5a386e9f-6e7a-4ae7-9360-c8e529f78d94',
+                        'product_category_variant_id' => '5a386e9f-6e7a-4ae7-9360-c8e529f78d93',
                         'product_category_variant_option_id' => '5a386e9f-6e7a-4ae7-9360-c8e529f78d26',
                     ],
                 ],