BJ_ZTEITS-Developers / parking-cloud-yudao

Commit 9980b12551e9cd5ce59b5e497b6754cf8209654f

Authored by YunaiV
1 parent f7fe9ad7

调整购物车接口，支持 add 商品时，适配前端可能要删除的情况

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Showing 2 changed files with 7 additions and 3 deletions
yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/controller/app/cart/vo/AppTradeCartAddReqVO.java
  View file @9980b12
... ... @@ -3,7 +3,6 @@ package cn.iocoder.yudao.module.trade.controller.app.cart.vo;
3 3 import io.swagger.v3.oas.annotations.media.Schema;
4 4 import lombok.Data;
5 5  
6   -import javax.validation.constraints.Min;
7 6 import javax.validation.constraints.NotNull;
8 7  
9 8 @Schema(description = "用户 App - 购物车添加购物项 Request VO")
... ... @@ -16,7 +15,6 @@ public class AppTradeCartAddReqVO {
16 15  
17 16 @Schema(description = "新增商品数量", required = true, example = "1")
18 17 @NotNull(message = "数量不能为空")
19   - @Min(message = "数量必须大于 0", value = 1L)
20 18 private Integer count;
21 19  
22 20 @Schema(description = "是否添加到购物车", required = true, example = "true")
... ...
yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/cart/TradeCartServiceImpl.java
  View file @9980b12
... ... @@ -58,9 +58,15 @@ public class TradeCartServiceImpl implements TradeCartService {
58 58 cart.getCount() + addReqVO.getCount() : addReqVO.getCount();
59 59 ProductSkuRespDTO sku = checkProductSku(addReqVO.getSkuId(), count);
60 60  
  61 + // 情况零：特殊，count 小于等于 0，说明前端项目删除
61 62 // 情况一：存在，则进行数量更新
62 63 if (cart != null) {
63   - cartMapper.updateById(new TradeCartDO().setId(cart.getId()).setCount(count));
  64 + // 特殊情况，如果 count 小于等于 0，说明前端想要删除
  65 + if (count <= 0) {
  66 + cartMapper.deleteById(cart.getId());
  67 + } else {
  68 + cartMapper.updateById(new TradeCartDO().setId(cart.getId()).setCount(count));
  69 + }
64 70 return cart.getId();
65 71 // 情况二：不存在，则进行插入
66 72 } else {
... ...