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优化:收货信息设计方案

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科技小王子 2 weeks ago
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  1. 252
      docs/DELIVERY_ADDRESS_DESIGN.md
  2. 120
      src/main/java/com/gxwebsoft/shop/service/OrderBusinessService.java
  3. 16
      src/main/java/com/gxwebsoft/shop/service/ShopUserAddressService.java
  4. 21
      src/main/java/com/gxwebsoft/shop/service/impl/ShopUserAddressServiceImpl.java

252
docs/DELIVERY_ADDRESS_DESIGN.md

@ -0,0 +1,252 @@
# 收货信息设计方案
## 概述
本文档详细说明了电商系统中收货信息的设计方案,采用**地址快照 + 地址引用混合模式**,确保订单收货信息的完整性和一致性。
## 设计原则
1. **数据一致性**:用户下单时保存收货地址快照,避免后续地址修改影响历史订单
2. **用户体验**:自动读取用户默认地址,减少用户输入
3. **灵活性**:支持用户在下单时临时修改收货信息
4. **可追溯性**:保留地址ID引用关系,便于数据分析和问题排查
## 数据库设计
### 1. 用户地址表 (shop_user_address)
```sql
CREATE TABLE `shop_user_address` (
`id` int(11) NOT NULL AUTO_INCREMENT COMMENT '主键ID',
`name` varchar(100) DEFAULT NULL COMMENT '姓名',
`phone` varchar(20) DEFAULT NULL COMMENT '手机号码',
`country` varchar(50) DEFAULT NULL COMMENT '所在国家',
`province` varchar(50) DEFAULT NULL COMMENT '所在省份',
`city` varchar(50) DEFAULT NULL COMMENT '所在城市',
`region` varchar(50) DEFAULT NULL COMMENT '所在辖区',
`address` varchar(500) DEFAULT NULL COMMENT '收货地址',
`full_address` varchar(500) DEFAULT NULL COMMENT '完整地址',
`lat` varchar(50) DEFAULT NULL COMMENT '纬度',
`lng` varchar(50) DEFAULT NULL COMMENT '经度',
`gender` int(11) DEFAULT NULL COMMENT '1先生 2女士',
`type` varchar(20) DEFAULT NULL COMMENT '家、公司、学校',
`is_default` tinyint(1) DEFAULT 0 COMMENT '默认收货地址',
`sort_number` int(11) DEFAULT NULL COMMENT '排序号',
`user_id` int(11) DEFAULT NULL COMMENT '用户ID',
`tenant_id` int(11) DEFAULT NULL COMMENT '租户id',
`create_time` datetime DEFAULT CURRENT_TIMESTAMP COMMENT '注册时间',
PRIMARY KEY (`id`),
KEY `idx_user_id` (`user_id`),
KEY `idx_is_default` (`is_default`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='收货地址';
```
### 2. 订单表收货信息字段 (shop_order)
```sql
-- 订单表中的收货信息字段
`address_id` int(11) DEFAULT NULL COMMENT '收货地址ID(引用关系)',
`address` varchar(500) DEFAULT NULL COMMENT '收货地址快照',
`real_name` varchar(100) DEFAULT NULL COMMENT '收货人姓名快照',
`address_lat` varchar(50) DEFAULT NULL COMMENT '地址纬度',
`address_lng` varchar(50) DEFAULT NULL COMMENT '地址经度',
```
## 业务流程设计
### 1. 下单时收货地址处理流程
```mermaid
flowchart TD
A[用户下单] --> B{前端是否传入完整地址?}
B -->|是| C[使用前端传入地址]
B -->|否| D{是否指定地址ID?}
D -->|是| E[根据地址ID获取地址]
E --> F{地址是否存在且属于当前用户?}
F -->|是| G[使用指定地址]
F -->|否| H[获取用户默认地址]
D -->|否| H[获取用户默认地址]
H --> I{是否有默认地址?}
I -->|是| J[使用默认地址]
I -->|否| K[获取用户第一个地址]
K --> L{是否有地址?}
L -->|是| M[使用第一个地址]
L -->|否| N[抛出异常:请先添加收货地址]
C --> O[创建地址快照]
G --> O
J --> O
M --> O
O --> P[保存订单]
```
### 2. 地址优先级
1. **前端传入的完整地址信息**(最高优先级)
2. **指定的地址ID对应的地址**
3. **用户默认收货地址**
4. **用户的第一个收货地址**
5. **无地址时抛出异常**
## 核心实现
### 1. 收货地址处理方法
```java
/**
* 处理收货地址信息
* 优先级:前端传入地址 > 指定地址ID > 用户默认地址
*/
private void processDeliveryAddress(ShopOrder shopOrder, OrderCreateRequest request, User loginUser) {
// 1. 如果前端已经传入了完整的收货地址信息,直接使用
if (isAddressInfoComplete(request)) {
return;
}
// 2. 如果指定了地址ID,获取该地址信息
if (request.getAddressId() != null) {
ShopUserAddress userAddress = shopUserAddressService.getById(request.getAddressId());
if (userAddress != null && userAddress.getUserId().equals(loginUser.getUserId())) {
copyAddressToOrder(userAddress, shopOrder, request);
return;
}
}
// 3. 获取用户默认收货地址
ShopUserAddress defaultAddress = shopUserAddressService.getDefaultAddress(loginUser.getUserId());
if (defaultAddress != null) {
copyAddressToOrder(defaultAddress, shopOrder, request);
return;
}
// 4. 如果没有默认地址,获取用户的第一个地址
List<ShopUserAddress> userAddresses = shopUserAddressService.getUserAddresses(loginUser.getUserId());
if (!userAddresses.isEmpty()) {
copyAddressToOrder(userAddresses.get(0), shopOrder, request);
return;
}
// 5. 如果用户没有任何收货地址,抛出异常
throw new BusinessException("请先添加收货地址");
}
```
### 2. 地址快照创建
```java
/**
* 将用户地址信息复制到订单中(创建快照)
*/
private void copyAddressToOrder(ShopUserAddress userAddress, ShopOrder shopOrder, OrderCreateRequest request) {
// 保存地址ID引用关系
shopOrder.setAddressId(userAddress.getId());
request.setAddressId(userAddress.getId());
// 创建地址信息快照
if (request.getAddress() == null || request.getAddress().trim().isEmpty()) {
StringBuilder fullAddress = new StringBuilder();
if (userAddress.getProvince() != null) fullAddress.append(userAddress.getProvince());
if (userAddress.getCity() != null) fullAddress.append(userAddress.getCity());
if (userAddress.getRegion() != null) fullAddress.append(userAddress.getRegion());
if (userAddress.getAddress() != null) fullAddress.append(userAddress.getAddress());
shopOrder.setAddress(fullAddress.toString());
request.setAddress(fullAddress.toString());
}
// 复制收货人信息
if (request.getRealName() == null || request.getRealName().trim().isEmpty()) {
shopOrder.setRealName(userAddress.getName());
request.setRealName(userAddress.getName());
}
// 复制经纬度信息
if (request.getAddressLat() == null && userAddress.getLat() != null) {
shopOrder.setAddressLat(userAddress.getLat());
request.setAddressLat(userAddress.getLat());
}
if (request.getAddressLng() == null && userAddress.getLng() != null) {
shopOrder.setAddressLng(userAddress.getLng());
request.setAddressLng(userAddress.getLng());
}
}
```
## 前端集成建议
### 1. 下单页面地址选择
```javascript
// 获取用户地址列表
const getUserAddresses = async () => {
const response = await api.get('/api/shop/user-address/my');
return response.data;
};
// 获取默认地址
const getDefaultAddress = async () => {
const addresses = await getUserAddresses();
return addresses.find(addr => addr.isDefault) || addresses[0];
};
// 下单时的地址处理
const createOrder = async (orderData) => {
// 如果用户没有选择地址,使用默认地址
if (!orderData.addressId && !orderData.address) {
const defaultAddress = await getDefaultAddress();
if (defaultAddress) {
orderData.addressId = defaultAddress.id;
}
}
return api.post('/api/shop/order/create', orderData);
};
```
### 2. 地址选择组件
```vue
<template>
<div class="address-selector">
<div v-if="selectedAddress" class="selected-address">
<div class="address-info">
<span class="name">{{ selectedAddress.name }}</span>
<span class="phone">{{ selectedAddress.phone }}</span>
</div>
<div class="address-detail">{{ selectedAddress.fullAddress }}</div>
</div>
<button @click="showAddressList = true">选择收货地址</button>
</div>
</template>
```
## 优势分析
### 1. 数据一致性
- 订单创建时保存地址快照,确保历史订单信息不受用户后续地址修改影响
- 同时保留地址ID引用,便于数据关联和分析
### 2. 用户体验
- 自动读取用户默认地址,减少用户操作步骤
- 支持临时修改收货信息,满足特殊需求
- 智能地址选择逻辑,确保总能找到合适的收货地址
### 3. 系统稳定性
- 完善的异常处理机制,避免因地址问题导致下单失败
- 详细的日志记录,便于问题排查和系统监控
### 4. 扩展性
- 支持多种地址类型(家、公司、学校等)
- 预留经纬度字段,支持地图定位功能
- 灵活的排序和默认地址设置
## 注意事项
1. **地址验证**:建议在前端和后端都进行地址完整性验证
2. **默认地址管理**:确保用户只能有一个默认地址
3. **地址数量限制**:建议限制用户地址数量,避免数据冗余
4. **隐私保护**:敏感信息如手机号需要适当脱敏处理
5. **性能优化**:对于高频查询的地址信息,可考虑适当缓存
## 总结
本设计方案通过地址快照机制确保了订单数据的一致性,通过智能地址选择提升了用户体验,通过完善的异常处理保证了系统稳定性。该方案已在 `OrderBusinessService` 中实现,可以直接投入使用。

120
src/main/java/com/gxwebsoft/shop/service/OrderBusinessService.java

@ -5,10 +5,7 @@ import com.gxwebsoft.common.core.exception.BusinessException;
import com.gxwebsoft.common.system.entity.User;
import com.gxwebsoft.shop.config.OrderConfigProperties;
import com.gxwebsoft.shop.dto.OrderCreateRequest;
import com.gxwebsoft.shop.entity.ShopGoods;
import com.gxwebsoft.shop.entity.ShopGoodsSku;
import com.gxwebsoft.shop.entity.ShopOrder;
import com.gxwebsoft.shop.entity.ShopOrderGoods;
import com.gxwebsoft.shop.entity.*;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Service;
@ -47,6 +44,9 @@ public class OrderBusinessService {
@Resource
private OrderConfigProperties orderConfig;
@Resource
private ShopUserAddressService shopUserAddressService;
/**
* 创建订单
*
@ -63,19 +63,22 @@ public class OrderBusinessService {
// 2. 构建订单对象
ShopOrder shopOrder = buildShopOrder(request, loginUser);
// 3. 应用业务规则
// 3. 处理收货地址信息
processDeliveryAddress(shopOrder, request, loginUser);
// 4. 应用业务规则
applyBusinessRules(shopOrder, loginUser);
// 4. 保存订单
// 5. 保存订单
boolean saved = shopOrderService.save(shopOrder);
if (!saved) {
throw new BusinessException("订单保存失败");
}
// 5. 保存订单商品
// 6. 保存订单商品
saveOrderGoods(request, shopOrder);
// 6. 创建微信支付订单
// 7. 创建微信支付订单
try {
return shopOrderService.createWxOrder(shopOrder);
} catch (Exception e) {
@ -274,6 +277,107 @@ public class OrderBusinessService {
return shopOrder;
}
/**
* 处理收货地址信息
* 优先级前端传入地址 > 指定地址ID > 用户默认地址
*/
private void processDeliveryAddress(ShopOrder shopOrder, OrderCreateRequest request, User loginUser) {
try {
// 1. 如果前端已经传入了完整的收货地址信息,直接使用
if (isAddressInfoComplete(request)) {
log.info("使用前端传入的收货地址信息,用户ID:{}", loginUser.getUserId());
return;
}
// 2. 如果指定了地址ID,获取该地址信息
if (request.getAddressId() != null) {
ShopUserAddress userAddress = shopUserAddressService.getById(request.getAddressId());
if (userAddress != null && userAddress.getUserId().equals(loginUser.getUserId())) {
copyAddressToOrder(userAddress, shopOrder, request);
log.info("使用指定地址ID:{},用户ID:{}", request.getAddressId(), loginUser.getUserId());
return;
}
log.warn("指定的地址ID不存在或不属于当前用户,地址ID:{},用户ID:{}",
request.getAddressId(), loginUser.getUserId());
}
// 3. 获取用户默认收货地址
ShopUserAddress defaultAddress = shopUserAddressService.getDefaultAddress(loginUser.getUserId());
if (defaultAddress != null) {
copyAddressToOrder(defaultAddress, shopOrder, request);
log.info("使用用户默认收货地址,地址ID:{},用户ID:{}", defaultAddress.getId(), loginUser.getUserId());
return;
}
// 4. 如果没有默认地址,获取用户的第一个地址
List<ShopUserAddress> userAddresses = shopUserAddressService.getUserAddresses(loginUser.getUserId());
if (!userAddresses.isEmpty()) {
ShopUserAddress firstAddress = userAddresses.get(0);
copyAddressToOrder(firstAddress, shopOrder, request);
log.info("使用用户第一个收货地址,地址ID:{},用户ID:{}", firstAddress.getId(), loginUser.getUserId());
return;
}
// 5. 如果用户没有任何收货地址,抛出异常
throw new BusinessException("请先添加收货地址");
} catch (BusinessException e) {
throw e;
} catch (Exception e) {
log.error("处理收货地址信息失败,用户ID:{}", loginUser.getUserId(), e);
throw new BusinessException("处理收货地址信息失败:" + e.getMessage());
}
}
/**
* 检查前端传入的地址信息是否完整
*/
private boolean isAddressInfoComplete(OrderCreateRequest request) {
return request.getAddress() != null && !request.getAddress().trim().isEmpty() &&
request.getRealName() != null && !request.getRealName().trim().isEmpty();
}
/**
* 将用户地址信息复制到订单中创建快照
*/
private void copyAddressToOrder(ShopUserAddress userAddress, ShopOrder shopOrder, OrderCreateRequest request) {
// 保存地址ID引用关系
shopOrder.setAddressId(userAddress.getId());
request.setAddressId(userAddress.getId());
// 创建地址信息快照
if (request.getAddress() == null || request.getAddress().trim().isEmpty()) {
// 构建完整地址
StringBuilder fullAddress = new StringBuilder();
if (userAddress.getProvince() != null) fullAddress.append(userAddress.getProvince());
if (userAddress.getCity() != null) fullAddress.append(userAddress.getCity());
if (userAddress.getRegion() != null) fullAddress.append(userAddress.getRegion());
if (userAddress.getAddress() != null) fullAddress.append(userAddress.getAddress());
shopOrder.setAddress(fullAddress.toString());
request.setAddress(fullAddress.toString());
}
// 复制收货人信息
if (request.getRealName() == null || request.getRealName().trim().isEmpty()) {
shopOrder.setRealName(userAddress.getName());
request.setRealName(userAddress.getName());
}
// 复制经纬度信息
if (request.getAddressLat() == null && userAddress.getLat() != null) {
shopOrder.setAddressLat(userAddress.getLat());
request.setAddressLat(userAddress.getLat());
}
if (request.getAddressLng() == null && userAddress.getLng() != null) {
shopOrder.setAddressLng(userAddress.getLng());
request.setAddressLng(userAddress.getLng());
}
log.debug("地址信息快照创建完成 - 地址ID:{},收货人:{},地址:{}",
userAddress.getId(), userAddress.getName(), shopOrder.getAddress());
}
/**
* 应用业务规则
*/

16
src/main/java/com/gxwebsoft/shop/service/ShopUserAddressService.java

@ -39,4 +39,20 @@ public interface ShopUserAddressService extends IService<ShopUserAddress> {
*/
ShopUserAddress getByIdRel(Integer id);
/**
* 获取用户默认收货地址
*
* @param userId 用户ID
* @return ShopUserAddress
*/
ShopUserAddress getDefaultAddress(Integer userId);
/**
* 获取用户所有收货地址
*
* @param userId 用户ID
* @return List<ShopUserAddress>
*/
List<ShopUserAddress> getUserAddresses(Integer userId);
}

21
src/main/java/com/gxwebsoft/shop/service/impl/ShopUserAddressServiceImpl.java

@ -1,5 +1,6 @@
package com.gxwebsoft.shop.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.gxwebsoft.shop.mapper.ShopUserAddressMapper;
import com.gxwebsoft.shop.service.ShopUserAddressService;
@ -44,4 +45,24 @@ public class ShopUserAddressServiceImpl extends ServiceImpl<ShopUserAddressMappe
return param.getOne(baseMapper.selectListRel(param));
}
@Override
public ShopUserAddress getDefaultAddress(Integer userId) {
LambdaQueryWrapper<ShopUserAddress> wrapper = new LambdaQueryWrapper<>();
wrapper.eq(ShopUserAddress::getUserId, userId)
.eq(ShopUserAddress::getIsDefault, true)
.orderByDesc(ShopUserAddress::getCreateTime)
.last("LIMIT 1");
return getOne(wrapper);
}
@Override
public List<ShopUserAddress> getUserAddresses(Integer userId) {
LambdaQueryWrapper<ShopUserAddress> wrapper = new LambdaQueryWrapper<>();
wrapper.eq(ShopUserAddress::getUserId, userId)
.orderByDesc(ShopUserAddress::getIsDefault)
.orderByAsc(ShopUserAddress::getSortNumber)
.orderByDesc(ShopUserAddress::getCreateTime);
return list(wrapper);
}
}

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