获取购物车商品总数

@@ -41,6 +41,23 @@ class Cart extends Api
     }
 
     /**
+     * 购物车-获取购物车商品总数
+     * @ApiMethod   (GET)
+     * @ApiRoute    (/api/cart/getCartNum)
+     * @ApiHeaders  (name=token, type=string, required=true, description="请求的Token")
+     * @ApiReturnParams   (name="code", type="integer", required=true, sample="0")
+     * @ApiReturnParams   (name="msg", type="string", required=true, sample="返回成功")
+     * @ApiReturnParams   (name="data", type="object", description="扩展数据返回")
+     * @ApiReturn   ({
+         'code':'1',
+         'msg':'返回成功'
+        })
+     */        
+    public function getCartNum(){
+        $this->success(__('成功'),$this->model->where(['user_id'=>$this->user['id'],'isbuynow'=>'0'])->sum('goods_num'));
+    }
+
+    /**
      * 购物车-加入购物车
      * @ApiMethod   (POST)
      * @ApiHeaders  (name=token, type=string, required=true, description="请求的Token")