package com.ruoyi.im.service.impl;
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import cn.hutool.core.util.ObjectUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.utils.DateUtils;
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import com.ruoyi.im.comm.Result;
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import com.ruoyi.im.service.InsuranceProductService;
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import com.ruoyi.im.service.UserPolicyService;
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import com.ruoyi.im.util.ValidatorUtil;
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import com.ruoyi.system.domain.InsuranceProduct;
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import com.ruoyi.system.domain.UserAccount;
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import com.ruoyi.system.domain.UserPolicy;
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import com.ruoyi.system.domain.dto.UserPolicyDto;
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import com.ruoyi.system.mapper.UserPolicyMapper;
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import com.ruoyi.system.service.UserAccountService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.text.ParseException;
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import java.util.Date;
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import java.util.Random;
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import java.util.concurrent.atomic.AtomicLong;
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@Service
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public class UserPolicyServiceImpl extends ServiceImpl<UserPolicyMapper, UserPolicy> implements UserPolicyService {
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@Autowired
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InsuranceProductService insuranceProductService;
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@Autowired
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UserAccountService userAccountService;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public Result purchaseApplication(UserPolicyDto dto) throws ParseException {
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UserAccount userAccount = userAccountService.getOne(new LambdaQueryWrapper<UserAccount>()
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.eq(UserAccount::getAccount,dto.getAccount()));
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if(ObjectUtil.isEmpty(userAccount)){
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return Result.error("请重新登录，未查询到你的信息！");
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}
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if(userAccount.getKycStatus() == 0){
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return Result.error("请先实名认证");
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}
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// 验证手机号
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boolean isPhoneValid = ValidatorUtil.isValidPhone(dto.getPhone());
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if(!isPhoneValid){
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return Result.error("手机号格式不正确！");
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}
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// 验证身份证
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boolean isIdCardValid = ValidatorUtil.isValidIdCard(dto.getIdCard());
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if(!isIdCardValid){
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return Result.error("身份证格式不正确！");
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}
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InsuranceProduct insuranceProduct = insuranceProductService.getById(dto.getProductId());
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if(ObjectUtil.isEmpty(insuranceProduct)){
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return Result.error("该产品停止购买或已下架！");
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}
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UserPolicy userPolicy = new UserPolicy();
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userPolicy.setUserId(userAccount.getId());
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userPolicy.setProductId(insuranceProduct.getId());
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userPolicy.setCoverageAmount(insuranceProduct.getCoverageAmount());
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userPolicy.setPremium(insuranceProduct.getPremium());
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userPolicy.setTerm(insuranceProduct.getTerm());
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userPolicy.setName(dto.getName());
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userPolicy.setGender(dto.getGender());
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userPolicy.setBirthDate(DateUtils.parseDate(dto.getBirthDate(),"yyyy-MM-dd HH:mm:ss"));
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userPolicy.setOccupation(dto.getOccupation());
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userPolicy.setIdCard(dto.getIdCard());
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userPolicy.setPhone(dto.getPhone());
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userPolicy.setPolicyNumber(generatePolicyNumber());
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userPolicy.setPolicyStatus(UserPolicy.PolicyStatus.PENDING);
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userPolicy.setCreatedAt(new Date());
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userPolicy.setUpdatedAt(new Date());
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userPolicy.setApprovalStatus(0);
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userPolicy.setIsLifelong(insuranceProduct.getTerm() == 0 ? 0 : 1);
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save(userPolicy);
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return Result.success("购买成功，注意查看资料审核状态！");
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}
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// 使用原子长整型确保线程安全
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private static final AtomicLong lastTimestamp = new AtomicLong(0);
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private static final Random random = new Random();
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private static final String PREFIX = "POL";
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/**
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* 基于时间毫秒生成唯一保单号
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* 格式: POL + 时间戳 + 随机数
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* 示例: POL16973512345671234
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*/
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public static String generatePolicyNumber() {
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long currentTimestamp = System.currentTimeMillis();
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long lastTime = lastTimestamp.get();
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// 如果时间戳相同，增加序列号
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if (currentTimestamp == lastTime) {
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// 等待下一毫秒
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while (currentTimestamp <= lastTime) {
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currentTimestamp = System.currentTimeMillis();
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}
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}
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lastTimestamp.set(currentTimestamp);
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// 生成4位随机数
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int randomNum = random.nextInt(10000);
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String randomStr = String.format("%04d", randomNum);
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return PREFIX + currentTimestamp + randomStr;
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}
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}
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