添加批量保存、删除接口

manage-server/app/Http/Controllers/ShopcarController.php

     public function add(Request $request) {
         $product_id = $request->input("product_id");
         $wechat_id = $request->header("openid");
+        $amount = $request->input("product_amount");
 
         if($product_id) {
             $shopcar = Shopcar::where("wechat_id", $wechat_id)->where("product_id", $product_id)->first();
-            if($shopcar) {
-                $shopcar->product_amount = $shopcar->product_amount + 1;
-                $shopcar->save();
-            } else {
+            if(!$shopcar) {
                 $shopcar = new Shopcar;
                 $shopcar->wechat_id = $wechat_id;
                 $shopcar->product_id = $product_id;
-                $shopcar->product_amount = 1;
-                $shopcar->save();
             }
+            if($amount) {
+                $shopcar->product_amount = $amount;
+            } else {
+                $shopcar->product_amount = $shopcar->product_amount + 1;
+            }
+
+            $shopcar->save();
             return response()->json([
                 "status" => 0,
                 "message" => "已加入购物车！"
         }
     }
 
+    /**
+     * 批量添加/修改购物车数量
+     * @param Request $request
+     * @return \Illuminate\Http\JsonResponse
+     */
+    public function pstore(Request $request) {
+
+        $wechat_id = $request->header("openid");
+        $jsonStr = $request->getContent();
+        foreach(json_decode($jsonStr, true) as $data){
+            $id = $data["id"];
+            $amount = $data["amount"];
+            $shopcar = Shopcar::where("wechat_id", $wechat_id)->where("product_id", $id)->first();
+            if(!$shopcar) {
+                $shopcar = new Shopcar;
+                $shopcar->wechat_id = $wechat_id;
+                $shopcar->product_id = $id;
+            }
+            $shopcar->product_amount = $amount;
+
+            $shopcar->save();
+        }
+        return response()->json([
+            "status" => 0,
+            "message" => "修改成功！"
+        ]);
+
+    }
+
     /**
      * 修改购物内产品数量
      * @param Request $request
         }
     }
 
+    /**
+     * 批量删除ids
+     * @param Request $request
+     * @return \Illuminate\Http\JsonResponse
+     */
+    public function pdelete(Request $request) {
+        $ids = $request->input("ids");
+        $wechat_id = $request->header("openid");
+
+        if($ids) {
+            foreach ($ids as $id) {
+                $shopcar = Shopcar::where("wechat_id", $wechat_id)->where("product_id", $id)->first();
+                if($shopcar) {
+                    $shopcar->delete();
+                }
+            }
+            return response()->json([
+                "status" => 0,
+                "message" => "批量删除成功！"
+            ]);
+        }
+    }
+
     /**
      * 列出购物车列表
      * @param Request $request

manage-server/readme.md

 参数            |  类型    |   可选               |    备注
 -----------    |  ------  |  ------------------ |  --------
 product_id     |  int    | 	必须               |  产品id
+product_amount |  int    | 	可选，默认为1       |  产品数量
 
 - 响应:
 
 ```
 
 
+### 批量添加/修改购物车里产品数量
+
+- `POST /shopcar/pstore`
+- 参数:
+
+```
+[
+  {
+    "id": 5,
+    "amount": 3
+  },
+  {
+    "id": 6,
+    "amount": 4
+  },
+  {
+    "id": 35,
+    "amount": 5
+  },
+  {
+    "id": 37,
+    "amount": 4
+  }
+]
+```
+
+- 响应:
+
+```
+{
+    "status": 0,
+    "message": "批量修改成功！"
+}
+```
+
 ### 删除购物车里产品
 
 - `DELETE /shopcar/{id}`
 }
 ```
 
+### 批量删除购物车里产品
+
+- `DELETE /shopcar/pdelete`
+- 参数: 
+
+参数            |  类型    |   可选               |    备注
+-----------    |  ------  |  ------------------ |  --------
+ids            |  array   | 	必须               |  产品ids,比如[1,2,3,4]
+
+- 响应:
+
+```
+{
+    "status": 0,
+    "message": "批量删除成功！"
+}
+```
+```
+{
+    "status": -1,
+    "error": "请输入产品ID"
+}
+```
+
 ### 购物车列表
 - `GET /shopcars`
 - 参数： 无

manage-server/routes/api.php

     Route::get('/my/orders', 'CommonController@orders');
     Route::get('/shopcars', 'ShopcarController@list');
     Route::post('/shopcar/add', 'ShopcarController@add');
+    Route::post('/shopcar/pstore', 'ShopcarController@pstore');
     Route::delete('/shopcar/{id}', 'ShopcarController@delete')->where('id', '[0-9]+');
+    Route::delete('/shopcar/pdelete', 'ShopcarController@pdelete');
     Route::post('/shopcar/amount', 'ShopcarController@amount');
     Route::post('/{order_type}/{order_id}/comment', 'CommonController@addComment');
     Route::post('/house_clean_order/store', 'HouseCleanOrderController@store');