采购订单维护-新增-物料选择之后，计算出交货日期=制单日期+交货周期deliveryPeriod

src/views/purchase/purchase-order/add/index.vue

@@ -586,6 +586,10 @@ export default {
       // let { type, copy, dataMapping } = props;
       let { params, tabName } = this;
       console.log(val, "val", props, "props", source, "source");
+      const DPtime = val.deliveryPeriod * 24 * 60 * 60 * 1000;
+      source.deliveryDate = new Date(
+        new Date(params.createTime).getTime() + DPtime
+      ).Format("yyyy-MM-dd");
 
       // // 复制
       // if (copy) {