From 1ab3022a08c32087cbc131fd00e25affacbb5eff Mon Sep 17 00:00:00 2001
From: 无关风月 <443237572@qq.com>
Date: 星期三, 03 七月 2024 11:37:42 +0800
Subject: [PATCH] bug修改

---
 ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java |   32 +++++++++++++++++++++++++-------
 1 files changed, 25 insertions(+), 7 deletions(-)

diff --git a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java
index 6dc7f6a..2330d59 100644
--- a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java
+++ b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java
@@ -90,8 +90,12 @@
         if (goodQuery.getType() != null && goodQuery.getType().size() > 0) {
             StringBuilder temp = new StringBuilder("");
             for (String s : goodQuery.getType()) {
-                wrapper.apply("FIND_IN_SET('" + s + "', typeIds)"); // 将每个类型 ID 应用于 FIND_IN_SET 函数
+                temp.append(s);
+                temp.append(",");
             }
+            String string = temp.toString();
+            String substring = string.substring(0, string.length() - 1);
+            wrapper.eq("typeIds",substring);
         }
         wrapper.eq("isDelete", 0);
         return R.ok(goodsService.page(new PageInfo<>(goodQuery.getPageNumber(), goodQuery.getPageSize()), wrapper));
@@ -109,10 +113,14 @@
         wrapper = keywords != null && !"".equals(keywords.trim()) ? wrapper.like("name", keywords) : wrapper;
         // 类型匹配 todo
         if (goodQuery.getType() != null && !goodQuery.getType().isEmpty()) {
+            StringBuilder temp = new StringBuilder("");
             for (String s : goodQuery.getType()) {
-                // 将每个类型 ID 应用于 FIND_IN_SET 函数
-                wrapper.apply("FIND_IN_SET('" + s + "', typeIds)");
+                temp.append(s);
+                temp.append(",");
             }
+            String string = temp.toString();
+            String substring = string.substring(0, string.length() - 1);
+            wrapper.eq("typeIds",substring);
         }
         wrapper.eq("isDelete", 0);
         wrapper.orderByAsc("sort");
@@ -210,12 +218,22 @@
     @PostMapping("/updateGoods")
     @ApiOperation(value = "修改", tags = {"后台-商品管理"})
     public R updateGoods(@RequestBody TGoods dto) {
-        if (dto.getTotal() != null) {
-            dto.setSurplus(dto.getTotal());
-        } else {
-            dto.setSurplus(0);
+        TGoods byId = goodsService.getById(dto.getId());
+        if (!Objects.equals(byId.getTotal(), dto.getTotal())){
+            // 如果修改了商品总数 那么需要再判断当前商品已被购买了多少
+            List<TOrder> list = orderService.list(new QueryWrapper<TOrder>()
+                    .eq("goodsId", dto.getId()));
+            Integer temp = 0;
+            for (TOrder tOrder : list) {
+                temp += tOrder.getCount();
+            }
+            if (dto.getTotal()<temp){
+                return R.fail("商品总数不能小于当前商品已兑换数量,"+"当前商品已兑换数量为:"+temp);
+            }
         }
         goodsService.updateById(dto);
+        goodsService.updateOne(dto);
+
         return R.ok("修改成功");
     }
 

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