feat: refactor product attributes handling to use product_attribute table and update related models and requests

database/migrations/2026_06_29_102114_refactor_product_attributes_table.php

@@ -36,6 +36,29 @@ return new class extends Migration
 
             $table->unique(['product_id', 'attribute_id']);
         });
+
+        // 4. Point variant values to the product-attribute pivot instead of the base attribute
+        Schema::table('productos_variantes_values', function (Blueprint $table) {
+            $table->dropForeign('productos_variantes_definiciones_attribute_id_foreign');
+            $table->dropUnique('prod_var_def_variant_attr_unique');
+        });
+
+        Schema::table('productos_variantes_values', function (Blueprint $table) {
+            $table->renameColumn('attribute_id', 'products_attribute_id');
+        });
+
+        Schema::table('productos_variantes_values', function (Blueprint $table) {
+            $table->foreign('products_attribute_id')
+                ->references('id')
+                ->on('products_attributes')
+                ->cascadeOnUpdate()
+                ->cascadeOnDelete();
+
+            $table->unique(
+                ['producto_variante_id', 'products_attribute_id'],
+                'prod_var_values_variant_product_attr_unique'
+            );
+        });
     }
 
     /**
@@ -43,6 +66,25 @@ return new class extends Migration
      */
     public function down(): void
     {
+        Schema::table('productos_variantes_values', function (Blueprint $table) {
+            $table->dropForeign(['products_attribute_id']);
+            $table->dropUnique('prod_var_values_variant_product_attr_unique');
+        });
+
+        Schema::table('productos_variantes_values', function (Blueprint $table) {
+            $table->renameColumn('products_attribute_id', 'attribute_id');
+        });
+
+        Schema::table('productos_variantes_values', function (Blueprint $table) {
+            $table->foreign('attribute_id')
+                ->references('id')
+                ->on('attribute')
+                ->cascadeOnUpdate()
+                ->cascadeOnDelete();
+
+            $table->unique(['producto_variante_id', 'attribute_id'], 'prod_var_def_variant_attr_unique');
+        });
+
         Schema::dropIfExists('products_attributes');
         Schema::rename('productos_variantes_values', 'productos_variantes_definiciones');
         Schema::rename('attribute', 'productos_attributes');

database/seeders/ProductCatalogFromImagesSeeder.php

@@ -10,6 +10,7 @@ use App\Domains\Catalog\Services\ProductService;
 use App\Domains\Tenant\Models\Tenant;
 use Illuminate\Database\Seeder;
 use Illuminate\Http\UploadedFile;
+use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\File;
 use Illuminate\Support\Str;
 use RuntimeException;
@@ -205,6 +206,10 @@ class ProductCatalogFromImagesSeeder extends Seeder
             'attribute_ids' => array_values($attributeIds->all()),
         ]);
 
+        $productAttributeIds = DB::table('products_attributes')
+            ->where('product_id', $product->id)
+            ->pluck('id', 'attribute_id');
+
         $sizes = $metadata['type'] === 'zapatillas'
             ? self::SHOE_SIZES
             : self::CLOTHING_SIZES;
@@ -219,8 +224,14 @@ class ProductCatalogFromImagesSeeder extends Seeder
                 $definitions = [];
 
                 if (isset($attributeIds['color']) && $variantGroup['metadata']['color'] !== null) {
+                    $colorProductAttributeId = $productAttributeIds[$attributeIds['color']] ?? null;
+
+                    if ($colorProductAttributeId === null) {
+                        throw new RuntimeException("Missing product attribute for color on product '{$metadata['product_slug']}'.");
+                    }
+
                     $definitions[] = [
-                        'attribute_id' => $attributeIds['color'],
+                        'products_attribute_id' => $colorProductAttributeId,
                         'value' => $variantGroup['metadata']['color'],
                     ];
                 }
@@ -229,8 +240,14 @@ class ProductCatalogFromImagesSeeder extends Seeder
                     ? 'talle_numerico'
                     : 'talle';
 
+                $sizeProductAttributeId = $productAttributeIds[$attributeIds[$sizeAttributeCode]] ?? null;
+
+                if ($sizeProductAttributeId === null) {
+                    throw new RuntimeException("Missing product attribute for size on product '{$metadata['product_slug']}'.");
+                }
+
                 $definitions[] = [
-                    'attribute_id' => $attributeIds[$sizeAttributeCode],
+                    'products_attribute_id' => $sizeProductAttributeId,
                     'value' => $size,
                 ];