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更新了商品类别

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This commit is contained in:
chen-xin-zhi 2024-12-17 19:29:07 +08:00
parent c008edf059
commit 79f8972538
6 changed files with 46 additions and 27 deletions
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16
src/main/java/com/cultural/heritage/controller/good/CartRecordController.java
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@ -30,6 +30,7 @@ import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.math.BigDecimal;
import java.util.List;
@RestController
@ -68,12 +69,12 @@ public class CartRecordController {
/**
* 用户更新商品至购物车
* 小程序端用户更新购物车中的商品数量
* @param cartRecordUpdateRequestList 购物车记录列表更新请求体
* @return 是否更新成功
*/
@PostMapping("/update")
@Operation(summary = "小程序端用户更新商品至购物车", description = "参数：购物车记录更新请求体，权限：所有人，方法名：updateCartRecord")
@Operation(summary = "小程序端用户更新购物车中的商品数量", description = "参数：购物车记录更新请求体，权限：所有人，方法名：updateCartRecord")
public BaseResponse<Boolean> updateCartRecord(@RequestBody List<CartRecordUpdateRequest> cartRecordUpdateRequestList, HttpServletRequest request) {
if (CollectionUtils.isEmpty(cartRecordUpdateRequestList)) {
throw new BusinessException(ErrorCode.PARAMS_ERROR);
@ -81,9 +82,17 @@ public class CartRecordController {
User loginUser = userService.getLoginUser(request);
Long userId = loginUser.getId();
List<CartRecord> cartRecordList = cartRecordUpdateRequestList.stream().map(cartRecordUpdateRequest -> {
Long id = cartRecordUpdateRequest.getId();
CartRecord cart = cartRecordService.getById(id);
ThrowUtils.throwIf(cart == null, ErrorCode.OPERATION_ERROR, "该项商品已被移除");
CartRecord cartRecord = new CartRecord();
BeanUtils.copyProperties(cartRecordUpdateRequest, cartRecord);
Long goodId = cart.getGoodId();
Good good = goodService.getById(goodId);
ThrowUtils.throwIf(good == null || good.getIsShelves() == 0, ErrorCode.OPERATION_ERROR, "购物车商品更新失败");
cartRecord.setSubtotal(good.getPrice().multiply(BigDecimal.valueOf(cartRecord.getQuantity())));
cartRecord.setUserId(userId);
cartRecord.setGoodId(goodId);
// 校验
cartRecordService.validCart(cartRecord, true);
return cartRecord;
@ -125,6 +134,9 @@ public class CartRecordController {
QueryWrapper<CartRecord> queryWrapper = new QueryWrapper<>();
queryWrapper.eq("userId", userId);
List<CartRecord> list = cartRecordService.list(queryWrapper);
// 校验购物车信息的准确性
cartRecordService.validIsConsistent(list);
// 封装用户购物车中的商品信息
List<CartRecordVO> cartRecordVOList = cartRecordService.transformToCartRecordVOList(list);
return ResultUtils.success(cartRecordVOList);
}

4
src/main/java/com/cultural/heritage/controller/user/UserController.java
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@ -118,12 +118,12 @@ public class UserController {
/**
* 获取当前登录用户
* 小程序端(Web端)用户获取登录信息
* @param request http
* @return 用户登录信息
*/
@GetMapping("/get/login")
@Operation(summary = "小程序端用户获取登录信息", description = "参数：无，权限：所有人, 方法名：getLoginUser")
@Operation(summary = "小程序端(Web端)用户获取登录信息", description = "参数：无，权限：所有人, 方法名：getLoginUser")
public BaseResponse<UserVO> getLoginUser(HttpServletRequest request) {
User user = userService.getLoginUser(request);
return ResultUtils.success(userService.getUserVO(user));

10
src/main/java/com/cultural/heritage/model/dto/cart/CartRecordAddRequest.java
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@ -5,10 +5,9 @@ import lombok.Data;
import java.io.Serial;
import java.io.Serializable;
import java.math.BigDecimal;
@Data
@Schema(description = "购物车记录添加请求体", requiredProperties = {"userId", "goodId", "quantity", "subtotal"})
@Schema(description = "购物车记录添加请求体", requiredProperties = {"goodId", "quantity"})
public class CartRecordAddRequest implements Serializable {
/**
@ -23,13 +22,6 @@ public class CartRecordAddRequest implements Serializable {
@Schema(description = "商品数量(quantity > 0)", example = "3")
private Integer quantity;
/**
* 小计
*/
@Schema(description = "小计(商品单价 * 数量)", example = "60")
private BigDecimal subtotal;
@Serial
private static final long serialVersionUID = 1L;

14
src/main/java/com/cultural/heritage/model/dto/cart/CartRecordUpdateRequest.java
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@ -5,10 +5,9 @@ import lombok.Data;
import java.io.Serial;
import java.io.Serializable;
import java.math.BigDecimal;
@Data
@Schema(description = "购物车记录更新请求体", requiredProperties = {"id", "userId", "goodId", "quantity", "subtotal"})
@Schema(description = "购物车记录更新请求体", requiredProperties = {"id", "quantity"})
public class CartRecordUpdateRequest implements Serializable {
/**
@ -18,23 +17,12 @@ public class CartRecordUpdateRequest implements Serializable {
private Long id;
/**
* 商品id
*/
@Schema(description = "商品id(id > 0)", example = "20")
private Long goodId;
/**
* 数量
*/
@Schema(description = "商品数量(quantity > 0)", example = "3")
private Integer quantity;
/**
* 小计
*/
@Schema(description = "小计(商品单价 * 数量)", example = "60")
private BigDecimal subtotal;
@Serial

6
src/main/java/com/cultural/heritage/service/good/CartRecordService.java
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@ -26,4 +26,10 @@ public interface CartRecordService extends IService<CartRecord> {
* 校验购物车中的商品信息
*/
void validCart(CartRecord cartRecord, boolean update);
/**
* 校验购物车信息的准确性
*/
void validIsConsistent(List<CartRecord> list);
}

23
src/main/java/com/cultural/heritage/service/good/impl/CartRecordServiceImpl.java
View File

@ -48,6 +48,8 @@ public class CartRecordServiceImpl extends ServiceImpl<CartRecordMapper, CartRec
User loginUser = userService.getLoginUser(request);
Long userId = loginUser.getId();
Long goodId = cartRecordAddRequest.getGoodId();
Good good = goodService.getById(goodId);
ThrowUtils.throwIf(good == null || good.getIsShelves() == 0, ErrorCode.OPERATION_ERROR, "商品不存在或者已下架");
QueryWrapper<CartRecord> queryWrapper = new QueryWrapper<>();
queryWrapper.eq("userId", userId);
queryWrapper.eq("goodId", goodId);
@ -55,7 +57,7 @@ public class CartRecordServiceImpl extends ServiceImpl<CartRecordMapper, CartRec
if (cartRecord != null) {
// 如果购物车中已存在该商品, 就叠加数量
cartRecord.setQuantity(cartRecord.getQuantity() + cartRecordAddRequest.getQuantity());
cartRecord.setSubtotal(cartRecord.getSubtotal().add(cartRecordAddRequest.getSubtotal()));
cartRecord.setSubtotal(good.getPrice().multiply(BigDecimal.valueOf(cartRecord.getQuantity())));
boolean result = this.updateById(cartRecord);
ThrowUtils.throwIf(!result, ErrorCode.OPERATION_ERROR, "更新购物车商品数量失败");
} else {
@ -63,6 +65,7 @@ public class CartRecordServiceImpl extends ServiceImpl<CartRecordMapper, CartRec
CartRecord cartGood = new CartRecord();
BeanUtils.copyProperties(cartRecordAddRequest, cartGood);
cartGood.setUserId(userId);
cartGood.setSubtotal(good.getPrice().multiply(BigDecimal.valueOf(cartGood.getQuantity())));
// 校验
this.validCart(cartGood, false);
boolean result = this.save(cartGood);
@ -124,4 +127,22 @@ public class CartRecordServiceImpl extends ServiceImpl<CartRecordMapper, CartRec
throw new BusinessException(ErrorCode.PARAMS_ERROR, "价格错误");
}
}
/**
* 校验购物车信息的准确性
*/
@Override
public void validIsConsistent(List<CartRecord> list) {
for (CartRecord cartRecord : list) {
// 校验购物车中的商品是否存在
Long goodId = cartRecord.getGoodId();
Good good = goodService.getById(goodId);
ThrowUtils.throwIf(good == null || good.getIsShelves() == 0, ErrorCode.OPERATION_ERROR, "商品不存在或者已下架");
// 校验购物车中的商品数量
Integer inventory = good.getInventory();
Integer quantity = cartRecord.getQuantity();
}
}
}