api更新

@@ -210,6 +210,7 @@ class Index extends Api
             "price": "100.00", 价格
             "line_price": "1000.00", 划线价
             "image_text": "图片地址"
+            "stock_num": 68, 商品总库存
             }
         ]
     })
@@ -236,6 +237,8 @@ class Index extends Api
                         ->find();
                     $item['price'] = $goods_spec['goods_price'];
                     $item['line_price'] = $goods_spec['line_price'];
+                    // 总库存
+                    $item->append(['stock_num']);
                 });
         }else{
             $list = $model->where('keywords','like','%'.$text.'%')
@@ -250,15 +253,18 @@ class Index extends Api
                         ->find();
                     $item['price'] = $goods_spec['goods_price'];
                     $item['line_price'] = $goods_spec['line_price'];
+                    // 总库存
+                    $item->append(['stock_num']);
                 });
         }
         // 搜索记录
-        $search_text =  UserSearch::where(['user_id'=>$this->auth->id,'text'=>$text])->find();
+        $user_id = $this->auth->isLogin() ? $this->auth->id : 0;
+        $search_text =  UserSearch::where(['user_id'=>$user_id,'text'=>$text])->find();
         if($search_text){
             $search_text->save(['updatetime' => time()]);
         }else{
             UserSearch::create([
-                'user_id' => $this->auth->id,
+                'user_id' => $user_id,
                 'text' => $text
             ]);
         }