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📖 MALL：code review 商品浏览记录

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This commit is contained in:
YunaiV 2024-01-13 20:23:58 +08:00
parent bbee720710
commit 8b3bfcbd6b
4 changed files with 12 additions and 33 deletions
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10
yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/controller/app/history/AppProductBrowseHistoryController.java
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@ -28,7 +28,6 @@ import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.
import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertSet;
import static cn.iocoder.yudao.framework.security.core.util.SecurityFrameworkUtils.getLoginUserId;
// TODO 芋艿：后面再看
@Tag(name = "用户 APP - 商品浏览记录")
@RestController
@RequestMapping("/product/browse-history")
@ -50,18 +49,11 @@ public class AppProductBrowseHistoryController {
@DeleteMapping(value = "/clean")
@Operation(summary = "清空商品浏览记录")
@PreAuthenticated
public CommonResult<Boolean> cleanBrowseHistory() {
public CommonResult<Boolean> deleteBrowseHistory() {
productBrowseHistoryService.hideUserBrowseHistory(getLoginUserId(), null);
return success(Boolean.TRUE);
}
@GetMapping(value = "/get-count")
@Operation(summary = "获得商品浏览记录数量")
@PreAuthenticated
public CommonResult<Long> getBrowseHistoryCount() {
return success(productBrowseHistoryService.getBrowseHistoryCount(getLoginUserId(), false));
}
@GetMapping(value = "/page")
@Operation(summary = "获得商品浏览记录分页")
@PreAuthenticated

12
yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/dal/mysql/history/ProductBrowseHistoryMapper.java
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@ -20,6 +20,12 @@ import java.util.Collection;
@Mapper
public interface ProductBrowseHistoryMapper extends BaseMapperX<ProductBrowseHistoryDO> {
default ProductBrowseHistoryDO selectByUserIdAndSpuId(Long userId, Long spuId) {
return selectOne(new LambdaQueryWrapperX<ProductBrowseHistoryDO>()
.eq(ProductBrowseHistoryDO::getUserId, userId)
.eq(ProductBrowseHistoryDO::getSpuId, spuId));
}
default PageResult<ProductBrowseHistoryDO> selectPage(ProductBrowseHistoryPageReqVO reqVO) {
return selectPage(reqVO, new LambdaQueryWrapperX<ProductBrowseHistoryDO>()
.eqIfPresent(ProductBrowseHistoryDO::getUserId, reqVO.getUserId())
@ -36,12 +42,6 @@ public interface ProductBrowseHistoryMapper extends BaseMapperX<ProductBrowseHis
.set(ProductBrowseHistoryDO::getUserDeleted, userDeleted));
}
default Long selectCountByUserIdAndUserDeleted(Long userId, Boolean userDeleted) {
return selectCount(new LambdaQueryWrapperX<ProductBrowseHistoryDO>()
.eq(ProductBrowseHistoryDO::getUserId, userId)
.eqIfPresent(ProductBrowseHistoryDO::getUserDeleted, userDeleted));
}
default Page<ProductBrowseHistoryDO> selectPageByUserIdOrderByCreateTimeAsc(Long userId, Integer pageNo, Integer pageSize) {
Page<ProductBrowseHistoryDO> page = Page.of(pageNo, pageSize);
return selectPage(page, new LambdaQueryWrapperX<ProductBrowseHistoryDO>()

9
yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/service/history/ProductBrowseHistoryService.java
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@ -31,15 +31,6 @@ public interface ProductBrowseHistoryService {
*/
void hideUserBrowseHistory(Long userId, Collection<Long> spuId);
/**
* 获取用户记录数量
*
* @param userId 用户编号
* @param userDeleted 用户是否删除
* @return 数量
*/
Long getBrowseHistoryCount(Long userId, Boolean userDeleted);
/**
* 获得商品浏览记录分页
*

14
yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/service/history/ProductBrowseHistoryServiceImpl.java
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@ -20,6 +20,7 @@ import java.util.Collection;
@Service
@Validated
public class ProductBrowseHistoryServiceImpl implements ProductBrowseHistoryService {
private static final int USER_STORE_MAXIMUM = 100;
@Resource
@ -33,14 +34,14 @@ public class ProductBrowseHistoryServiceImpl implements ProductBrowseHistoryServ
}
// 情况一：同一个商品，只保留最新的一条记录
ProductBrowseHistoryDO historyDO = browseHistoryMapper.selectOne(ProductBrowseHistoryDO::getUserId, userId, ProductBrowseHistoryDO::getSpuId, spuId);
if (historyDO != null) {
browseHistoryMapper.deleteById(historyDO);
ProductBrowseHistoryDO history = browseHistoryMapper.selectByUserIdAndSpuId(userId, spuId);
if (history != null) {
browseHistoryMapper.deleteById(history);
} else {
// 情况二：限制每个用户的浏览记录的条数（只查一条最早地记录、记录总数）
// TODO @疯狂：这里最好先查询一次数量。如果发现超过了，再删除；主要考虑，可能有部分不超过，提前就多了一次 sql 查询了
Page<ProductBrowseHistoryDO> pageResult = browseHistoryMapper.selectPageByUserIdOrderByCreateTimeAsc(userId, 1, 1);
if (pageResult.getTotal() >= USER_STORE_MAXIMUM) {
// 删除最早的一条
browseHistoryMapper.deleteById(CollUtil.getFirst(pageResult.getRecords()));
}
}
@ -57,11 +58,6 @@ public class ProductBrowseHistoryServiceImpl implements ProductBrowseHistoryServ
browseHistoryMapper.updateUserDeletedByUserId(userId, spuIds, true);
}
@Override
public Long getBrowseHistoryCount(Long userId, Boolean userDeleted) {
return browseHistoryMapper.selectCountByUserIdAndUserDeleted(userId, userDeleted);
}
@Override
public PageResult<ProductBrowseHistoryDO> getBrowseHistoryPage(ProductBrowseHistoryPageReqVO pageReqVO) {
return browseHistoryMapper.selectPage(pageReqVO);