小单位

app-hd/controllers/PurchaseController.php

@@ -283,6 +283,10 @@ class PurchaseController extends BaseController
             $orderNum = [];
             foreach ($productList as $key => $product) {
                 $bigNum = $product['bigNum'] ?? 0;
+                $smallNum = $product['smallNum'] ?? 0;
+                if ($smallNum > 0) {
+                    util::fail('不能选小单位');
+                }
                 $productId = $product['productId'] ?? 0;
                 $orderNum[$productId] = ['num' => $bigNum];
             }