package com.ruoyi.system.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.system.dto.RefundApplyDTO;
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import com.ruoyi.system.enums.BigGiftPackageOrderStatusEnum;
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import com.ruoyi.system.model.TAppUser;
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import com.ruoyi.system.model.TBigGiftPackage;
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import com.ruoyi.system.model.TBigGiftPackageOrder;
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import com.ruoyi.system.model.TRefundApplication;
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import com.ruoyi.system.mapper.TRefundApplicationMapper;
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import com.ruoyi.system.query.BigGiftPackageQuery;
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import com.ruoyi.system.query.RefundApplicationQuery;
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import com.ruoyi.system.service.TAppUserService;
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import com.ruoyi.system.service.TBigGiftPackageOrderService;
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import com.ruoyi.system.service.TBigGiftPackageService;
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import com.ruoyi.system.service.TRefundApplicationService;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.system.vo.TRefundApplicationVo;
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import lombok.RequiredArgsConstructor;
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import org.springframework.context.annotation.Lazy;
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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.time.LocalDateTime;
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import java.util.List;
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/**
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* <p>
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* 退款申请 服务实现类
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* </p>
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*
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* @author xiaochen
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* @since 2025-12-08
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*/
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@Service
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@RequiredArgsConstructor(onConstructor_ = @Lazy)
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public class TRefundApplicationServiceImpl extends ServiceImpl<TRefundApplicationMapper, TRefundApplication> implements TRefundApplicationService {
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private final TBigGiftPackageOrderService tBigGiftPackageOrderService;
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private final TAppUserService tAppUserService;
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private final TBigGiftPackageService tBigGiftPackageService;
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@Override
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public Page<TBigGiftPackageOrder> pageRefundList(RefundApplicationQuery query) {
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Page<TBigGiftPackageOrder> page = new Page<>(query.getPageNum(), query.getPageSize());
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return this.baseMapper.pageRefundList(page, query);
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}
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@Override
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public List<TBigGiftPackageOrder> pageRefundExportList(BigGiftPackageQuery query) {
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return this.baseMapper.pageRefundExportList(query);
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void applyRefund(RefundApplyDTO dto, Integer userId) {
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// 校验订单是否存在
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TBigGiftPackageOrder order = tBigGiftPackageOrderService.getById(dto.getOrderId());
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if (order == null) {
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throw new ServiceException("订单不存在");
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}
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// 校验订单状态：只有已付订金、完成支付、确认收货的订单可以申请退款
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Integer status = order.getStatus();
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boolean canApplyRefund = status.equals(BigGiftPackageOrderStatusEnum.DEPOSIT_PAID.getCode())
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|| status.equals(BigGiftPackageOrderStatusEnum.PAID.getCode())
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|| status.equals(BigGiftPackageOrderStatusEnum.CONFIRM_RECEIPT.getCode());
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if (!canApplyRefund) {
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throw new ServiceException("当前订单状态不支持退款申请");
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}
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// 校验是否已存在待审核的退款申请
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long pendingCount = this.count(new LambdaQueryWrapper<TRefundApplication>()
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.eq(TRefundApplication::getBigGiftPackageOrderId, dto.getOrderId())
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.eq(TRefundApplication::getStatus, 1)
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.eq(TRefundApplication::getDelFlag, 0));
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if (pendingCount > 0) {
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throw new ServiceException("该订单已存在待审核的退款申请");
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}
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// 创建退款申请记录
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TRefundApplication refundApplication = new TRefundApplication();
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refundApplication.setBigGiftPackageOrderId(dto.getOrderId());
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refundApplication.setApplicantUserId(userId);
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refundApplication.setApplicantTime(LocalDateTime.now());
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refundApplication.setRefundReason(dto.getRefundReason());
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refundApplication.setVoucherPicture(dto.getVoucherPicture());
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refundApplication.setStatus(1); // 待审核
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refundApplication.setDelFlag(0);
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this.save(refundApplication);
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}
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@Override
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public TRefundApplicationVo refundDetail(Integer id) {
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TRefundApplication refundApplication = this.getById(id);
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TRefundApplicationVo vo = new TRefundApplicationVo();
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vo.setId(refundApplication.getId());
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vo.setBigGiftPackageOrderId(refundApplication.getBigGiftPackageOrderId());
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// 订单信息
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TBigGiftPackageOrder order = tBigGiftPackageOrderService.getById(refundApplication.getBigGiftPackageOrderId());
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vo.setCode(order.getCode());
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vo.setCreateTime(order.getCreateTime());
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vo.setOrderPrice(order.getOrderPrice());
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// 用户信息
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TAppUser appUser = tAppUserService.getById(order.getAppUserId());
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vo.setUserName(appUser.getName());
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vo.setPhone(appUser.getPhone());
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// 商品信息
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TBigGiftPackage tBigGiftPackage = tBigGiftPackageService.getById(order.getBigGiftPackageId());
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vo.setBigGiftPackageName(tBigGiftPackage.getName());
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vo.setBigGiftPackageCover(tBigGiftPackage.getCoverImage());
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vo.setBigGiftPackagePrice(tBigGiftPackage.getTotalPrice());
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vo.setBigGiftPackageIntro(tBigGiftPackage.getIntroduction());
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// 销量
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long count = tBigGiftPackageOrderService.count(new LambdaQueryWrapper<TBigGiftPackageOrder>().eq(TBigGiftPackageOrder::getBigGiftPackageId, order.getBigGiftPackageId()).ne(TBigGiftPackageOrder::getStatus, 5));
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vo.setBigGiftPackageSales((int)count);
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// 支付信息
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vo.setStatus(order.getStatus());
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vo.setOrderAmount(order.getOrderPrice());
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vo.setFinalPayment(order.getFinalPayment());
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vo.setPaidTime(order.getFinalPaymentTime());
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vo.setRemark(order.getRemark());
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// 退款信息
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vo.setRefundReason(refundApplication.getRefundReason());
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vo.setVoucherPicture(refundApplication.getVoucherPicture());
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vo.setRefundStatus(refundApplication.getStatus());
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// 审核信息
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vo.setAuditRemark(refundApplication.getAuditRemark());
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vo.setAuditTime(refundApplication.getAuditTime());
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return vo;
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}
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}
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