toggle behavior on skus for default product sku, photos for default category photo and default product photo

src/Model/Table/ProductPhotosTable.php

@@ -58,7 +58,22 @@ class ProductPhotosTable extends Table
         );
 
         $this->addBehavior('Timestamp');
-
+        $this->addBehavior('Tools.Toggle', [
+            'field' => 'primary_photo',
+            'scopeFields' => ['product_id'],
+            'scope' => [
+                'deleted IS' => null,
+                'product_id IS NOT' => null,
+            ],
+        ]);
+        $this->addBehavior('CakeProducts.SecondToggle', [
+            'field' => 'primary_category_photo',
+            'scopeFields' => ['product_category_id'],
+            'scope' => [
+                'deleted IS' => null,
+                'product_category_id IS NOT' => null,
+            ],
+        ]);
         $this->belongsTo('Products', [
             'foreignKey' => 'product_id',
             'joinType' => 'LEFT',

src/Model/Table/ProductSkusTable.php

@@ -59,6 +59,13 @@ class ProductSkusTable extends Table
         );
 
         $this->addBehavior('Timestamp');
+        $this->addBehavior('Tools.Toggle', [
+            'field' => 'default_sku',
+            'scopeFields' => ['product_id'],
+            'scope' => [
+                'deleted IS' => null,
+            ],
+        ]);
 
         $this->belongsTo('Products', [
             'className' => 'CakeProducts.Products',