fix: 产品详情接口未找到产品时报错误问题

app/admin/controller/v1/Product.php

@@ -24,7 +24,7 @@ class Product
             'category_id',
             'created_at',
             'is_show',
-            'page/d' => 1, 
+            'page/d' => 1,
             'size/d' => 10
         ]);
 
@@ -83,7 +83,7 @@ class Product
             ])
             ->bypk(request()->param('id'))
             ->find()
-            ->bindAttr('category', ['category_name'])
+            ?->bindAttr('category', ['category_name'])
             ->hidden(['category']);
         if (empty($product)) {
             return error('产品不存在');
@@ -108,7 +108,7 @@ class Product
 
         // 获取关联产品
         $product->related = ProductRelatedModel::field([
-                'related_product_id', 
+                'related_product_id',
                 'sort'
             ])
             ->with(['product' => function($query) {
@@ -149,8 +149,8 @@ class Product
             'seo_desc'
         ]);
         $put = array_merge(
-            $put, 
-            ['skus' => json_decode($put['skus'], true)], 
+            $put,
+            ['skus' => json_decode($put['skus'], true)],
             ['related' => json_decode($put['related'], true)],
         );
 
@@ -305,7 +305,7 @@ class Product
         return success('操作成功');
     }
 
-    
+
     // 导出
     public function export()
     {
@@ -444,7 +444,7 @@ class Product
                 });
             }
         }
-        
+
         return $products->toArray();
     }
 }