效果图

1、根据规则创建相关文件

2、新增收货地址接口

获取到传入的数据然后将id添加进去，然后存储到数据库

3、列表查询页面以及设置默认地址

list接口：是通过用户id来进行查询到相关的数据
default接口：通过id拿到相关数据，然后将默认地址的参数iddefault全部赋值成0，再将需要设置的默认地址附为1

package com.example.ruiji_demo.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.extension.conditions.update.LambdaUpdateChainWrapper;
import com.example.ruiji_demo.common.BaseContext;
import com.example.ruiji_demo.common.R;
import com.example.ruiji_demo.entity.AddressBook;
import com.example.ruiji_demo.service.AddressBookService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @author jitwxs
 * @date 2024年04月07日 22:11
 */
@RestController
@RequestMapping("/addressBook")
@Slf4j
public class AddressBookController {

    @Autowired
    private AddressBookService addressBookService;

    /**
     * 添加地址簿
     * @param addressBook
     * @return
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook){
//        通过BaseContext.getCurrentid()获取用户id
        addressBook.setUserId(BaseContext.getCurrentid());
        addressBookService.save(addressBook);
        return R.success(addressBook);
    }

    /**
     * 通过账户id查询地址数据
     * @return
     */
    @GetMapping("list")
    public R<List> list(){
//        创建构造器
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
//        为构造器添加条件
        queryWrapper.like(AddressBook::getUserId,BaseContext.getCurrentid());
        List<AddressBook> list = addressBookService.list(queryWrapper);
        return R.success(list);
    }

    /**
     * 根据id修改状态
     * @param addressBook
     * @return
     */
    @PutMapping("/default")
    public R<String> setDefault(@RequestBody AddressBook addressBook){
        LambdaUpdateWrapper<AddressBook> wrapper = new LambdaUpdateWrapper<>();
        wrapper.eq(AddressBook::getUserId,BaseContext.getCurrentid());
        wrapper.set(AddressBook::getIsDefault,0);
        addressBookService.update(wrapper);

        addressBook.setIsDefault(1);
        addressBookService.updateById((addressBook));
        return R.success("默认地址设置成功");
    }

}