package com.ruoyi.basic.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.basic.mapper.CustomerMapper;
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import com.ruoyi.basic.pojo.Customer;
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import com.ruoyi.basic.service.ICustomerService;
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import com.ruoyi.common.utils.SecurityUtils;
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import com.ruoyi.common.utils.StringUtils;
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import com.ruoyi.framework.security.LoginUser;
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import lombok.AllArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.stream.Collectors;
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/**
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* 客户档案Service业务层处理
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*
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* @author ruoyi
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* @date 2025-05-07
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*/
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@Service
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@AllArgsConstructor
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@Slf4j
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public class CustomerServiceImpl extends ServiceImpl<CustomerMapper, Customer> implements ICustomerService {
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private CustomerMapper customerMapper;
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/**
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* 查询客户档案
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*
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* @param id 客户档案主键
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* @return 客户档案
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*/
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@Override
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public Customer selectCustomerById(Long id) {
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return customerMapper.selectById(id);
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}
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/**
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* 查询客户档案列表
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*
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* @param customer 客户档案
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* @return 客户档案
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*/
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@Override
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public IPage<Customer> selectCustomerList(Page page, Customer customer) {
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// 1. 处理空值场景（参数校验）
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if (page == null) {
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page = Page.of(1, 10); // 默认第1页，每页10条数据
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}
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if (customer == null) {
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customer = new Customer(); // 避免空对象导致的NPE
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}
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// 2. 构建查询条件（增强空值安全）
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LambdaQueryWrapper<Customer> queryWrapper = new LambdaQueryWrapper<>();
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String customerName = customer.getCustomerName();
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if (StringUtils.isNotBlank(customerName)) {
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queryWrapper.like(Customer::getCustomerName, customerName);
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}
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// 3. 执行分页查询（保留分页元数据）
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IPage<Customer> customerPage = customerMapper.selectPage(page, queryWrapper);
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// 4. 数据处理（增强空值安全 & 代码可读性）
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List<Customer> processedList = customerPage.getRecords().stream()
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.filter(Objects::nonNull) // 过滤空对象（避免后续操作NPE）
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.peek(c -> {
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// 安全获取字段，避免null值拼接
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String address = StringUtils.defaultString(c.getCompanyAddress(), "");
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String phone = StringUtils.defaultString(c.getCompanyPhone(), "");
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c.setAddressPhone(address + "(" + phone + ")"); // 优化字符串拼接
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})
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.collect(Collectors.toList());
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// 5. 更新分页结果中的数据（保持分页信息完整）
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customerPage.setRecords(processedList);
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return customerPage; // 返回包含分页信息的IPage对象
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}
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/**
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* 新增客户档案
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*
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* @param customer 客户档案
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* @return 结果
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*/
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@Override
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public int insertCustomer(Customer customer) {
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LoginUser loginUser = SecurityUtils.getLoginUser();
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Integer tenantId = loginUser.getTenantId();
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customer.setTenantId(Long.valueOf(tenantId));
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return customerMapper.insert(customer);
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}
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/**
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* 修改客户档案
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*
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* @param customer 客户档案
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* @return 结果
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*/
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@Override
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public int updateCustomer(Customer customer) {
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LoginUser loginUser = SecurityUtils.getLoginUser();
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Integer tenantId = loginUser.getTenantId();
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customer.setTenantId(Long.valueOf(tenantId));
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return customerMapper.updateById(customer);
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}
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/**
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* 批量删除客户档案
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*
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* @param ids 需要删除的客户档案主键
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* @return 结果
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*/
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@Override
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public int deleteCustomerByIds(Long[] ids) {
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List<Long> idList = Arrays.asList(ids);
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return customerMapper.deleteBatchIds(idList);
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}
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@Override
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public List<Customer> selectCustomerListByIds(Long[] ids) {
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LambdaQueryWrapper<Customer> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.in(Customer::getId, Arrays.asList(ids));
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return customerMapper.selectList(queryWrapper);
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}
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@Override
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public List<Customer> selectCustomerLists(Customer customer) {
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return customerMapper.selectList(null);
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}
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@Override
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public List<Map<String, Object>> customerList(Customer customer) {
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LambdaQueryWrapper<Customer> queryWrapper = Wrappers.lambdaQuery();
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queryWrapper.select(Customer::getId, Customer::getCustomerName, Customer::getTaxpayerIdentificationNumber);
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// 获取原始查询结果
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List<Map<String, Object>> result = customerMapper.selectMaps(queryWrapper);
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// 将下划线命名转换为驼峰命名
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return result.stream().map(map -> map.entrySet().stream()
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.collect(Collectors.toMap(
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entry -> underlineToCamel(entry.getKey()),
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Map.Entry::getValue))
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).collect(Collectors.toList());
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}
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/**
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* 下划线命名转驼峰命名
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*/
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private String underlineToCamel(String param) {
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if (param == null || "".equals(param.trim())) {
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return "";
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}
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int len = param.length();
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StringBuilder sb = new StringBuilder(len);
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for (int i = 0; i < len; i++) {
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char c = param.charAt(i);
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if (c == '_') {
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if (++i < len) {
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sb.append(Character.toUpperCase(param.charAt(i)));
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}
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} else {
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sb.append(Character.toLowerCase(c));
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}
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}
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return sb.toString();
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}
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}
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