收银台下单库存校验

app/common/logic/store_order/StoreOrderLogic.php

@@ -394,5 +394,53 @@ class StoreOrderLogic extends BaseLogic
 
     }
 
+//检查缺失
+    public static function checkLeft($params, $uid, $type = 0)
+    {
+        $where = [];
+        if (empty($type)) {
+            $where = ['is_pay' => 0];
+        }
+        $cart_select = Cart::whereIn('id', $params['cart_id'])
+            ->where($where)->field('id,product_id,cart_num,store_id')->select()->toArray();
+        if (empty($cart_select)) {
+            self::setError('购物车为空');
+            return false;
+        }
+        $newArr = [];
+        //检查购物车对比店铺得商品数量差异
+        foreach ($cart_select as  $v) {
+            $store = StoreBranchProduct::where([
+                'store_id' => $params['store_id'],
+                'product_id' => $v['product_id'],
+            ])->field('id,store_name,stock')->withTrashed()->find();
+            if (empty($store)) {
+                $store['stock'] = 0;
+            }
+            if ($store['stock'] < $v['cart_num']) {
+                //缺失
+                $newArr[] = [
+                    'uid' => $uid,
+                    'store_id' => $params['store_id'],
+                    'product_id' => $v['product_id'],
+                    'missing_quantity' => $v['cart_num'] - $store['stock']
+                ];
+            }
+        }
+
+        if ($newArr) {
+            return [
+                'detail' => $newArr,
+                'reservation' => 1
+            ];
+        }
+        return [
+            'detail' => [],
+            'reservation' => 0
+        ];
+    }
+
+
+
 
 }

app/store/controller/cart/CartController.php

@@ -42,13 +42,13 @@ class CartController extends BaseAdminController
             return $this->fail('购物车商品不能大于100个，请先结算');
         }
         //数量下单判断
-        $stock = StoreBranchProduct::where(
-            ['product_id'=>$params['product_id'],
-                'store_id'=>$params['store_id']
-            ])->value('stock')??0;
-        if ($params['cart_num'] >$stock) {
-            return $this->fail('库存数量不足');
-        }
+//        $stock = StoreBranchProduct::where(
+//            ['product_id'=>$params['product_id'],
+//                'store_id'=>$params['store_id']
+//            ])->value('stock')??0;
+//        if ($params['cart_num'] >$stock) {
+//            return $this->fail('库存数量不足');
+//        }
         if ($result) {
             $res = CartLogic::edit($params);
         } else {

app/store/controller/store_order/StoreOrderController.php

@@ -132,6 +132,23 @@ class StoreOrderController extends BaseAdminController
         }
     }
 
+    //检查库存足够与否
+    public function checkInventory()
+    {
+        $params = (new StoreOrderValidate())->post()->goCheck('cart');
+        $params['store_id'] =  $this->request->adminInfo['store_id']??22;
+        $res = StoreOrderLogic::checkLeft($params, $params['uid']);
+        if (!$res) {
+            $msg = StoreOrderLogic::getError();
+            if ($msg == '购物车为空') {
+                return $this->data([]);
+            }
+            return $this->fail(StoreOrderLogic::getError());
+        }
+        return $this->data($res);
+    }
+
+
 
     /**
      * 创建订单

app/store/logic/store_order/StoreOrderLogic.php

@@ -3,6 +3,8 @@
 namespace app\store\logic\store_order;
 
 
+use app\common\model\order\Cart;
+use app\common\model\store_branch_product\StoreBranchProduct;
 use app\common\model\store_order\StoreOrder;
 use app\common\logic\BaseLogic;
 use think\facade\Db;

app/store/validate/store_order/StoreOrderValidate.php

@@ -35,9 +35,15 @@ class StoreOrderValidate extends BaseValidate
         'id' => 'id',
         'verify_code' => '核销码',
         'type' => '发送短信类型',
+        'cart_id' => '购物车id',
     ];
 
 
+    public function sceneCart()
+    {
+        return $this->only(['cart_id']);
+    }
+
     /**
      * @notes 添加场景
      * @return StoreOrderValidate