自动添加商品编码

module/Store/src/Controller/GoodsController.php

@@ -585,4 +585,25 @@ class GoodsController extends AbstractActionController
         exit;
         return;
     }
+
+    /**
+     * 分类id检索，ajax输出
+     * @return JsonModel
+     */
+    public function goodsCategoryIdSearchAction(): JsonModel
+    {
+        $array = ['state' => 'false'];
+
+        $goodsCategoryId = (int) $this->params()->fromPost('goodsCategoryId', 0);
+
+        if($goodsCategoryId > 0) {
+            $goodsInfo = $this->entityManager->getRepository(Goods::class)->findOneBy(['goodsCategoryId' => $goodsCategoryId],["goodsId"=>"DESC"]);
+            if($goodsInfo) {
+                $array['state'] = 'ok';
+                $array['goods_number'] = $goodsInfo->getgoodsNumber() +1;
+            }
+        }
+
+        return new JsonModel($array);
+    }
 }
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module/Store/view/store/goods/add.phtml

@@ -242,4 +242,15 @@
             }
         });
     });
+</script>
+<script type="text/javascript">
+    $("#goodsCategoryId").change( function() {
+        // 这里可以写些验证代码
+        var goodsCategoryId=$("#goodsCategoryId").val();
+        $.post("<?php echo $this->url('goods', ['action' => 'goodsCategoryIdSearch']); ?>", {goodsCategoryId: goodsCategoryId}, function (data) {
+            if(data.state == 'ok') {
+                $('#goodsNumber').val(data.goods_number);
+            }
+        })
+    });
 </script>
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