修改计å¤备货单金额计算&&采购单编写â€

app/common/logic/PurchaseOrderItemsLogic.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace app\common\logic;
+
+use app\common\traits\crud\CrudLogicTrait;
+use app\common\model\PurchaseOrderItems;
+
+class PurchaseOrderItemsLogic
+{
+    use CrudLogicTrait;
+
+    /**
+     * 指定当前要操作的模型
+     */
+    protected string $modelClass = PurchaseOrderItems::class;
+
+}