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package com.ruoyi.approve.service.impl;
 
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.approve.bean.dto.ApprovalInstanceDto;
import com.ruoyi.approve.bean.vo.ApprovalInstanceVo;
import com.ruoyi.approve.mapper.ApprovalInstanceMapper;
import com.ruoyi.approve.mapper.ApprovalTemplateNodeApproverMapper;
import com.ruoyi.approve.mapper.FinReimbursementMapper;
import com.ruoyi.approve.pojo.*;
import com.ruoyi.approve.service.*;
import com.ruoyi.approve.utils.ApproveProcessConfigNodeUtils;
import com.ruoyi.basic.enums.ApplicationTypeEnum;
import com.ruoyi.basic.enums.RecordTypeEnum;
import com.ruoyi.basic.utils.FileUtil;
import com.ruoyi.collaborativeApproval.mapper.EnterpriseNewsMapper;
import com.ruoyi.collaborativeApproval.mapper.EnterpriseNewsScopeDeptMapper;
import com.ruoyi.collaborativeApproval.mapper.EnterpriseNewsScopeUserMapper;
import com.ruoyi.collaborativeApproval.pojo.EnterpriseNews;
import com.ruoyi.collaborativeApproval.pojo.EnterpriseNewsScopeDept;
import com.ruoyi.collaborativeApproval.pojo.EnterpriseNewsScopeUser;
import com.ruoyi.common.enums.*;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.OrderUtils;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.framework.security.LoginUser;
import com.ruoyi.framework.web.domain.R;
import com.ruoyi.procurementrecord.utils.StockUtils;
import com.ruoyi.project.system.domain.SysDept;
import com.ruoyi.project.system.domain.SysUser;
import com.ruoyi.project.system.mapper.SysDeptMapper;
import com.ruoyi.project.system.mapper.SysUserDeptMapper;
import com.ruoyi.project.system.mapper.SysUserMapper;
import com.ruoyi.project.system.service.ISysNoticeService;
import com.ruoyi.purchase.mapper.PurchaseLedgerMapper;
import com.ruoyi.purchase.pojo.PurchaseLedger;
import com.ruoyi.quality.utils.QualityInspectHelper;
import com.ruoyi.sales.mapper.SalesLedgerProductMapper;
import com.ruoyi.sales.mapper.SalesQuotationMapper;
import com.ruoyi.sales.mapper.ShippingInfoMapper;
import com.ruoyi.sales.pojo.SalesLedgerProduct;
import com.ruoyi.sales.pojo.SalesQuotation;
import com.ruoyi.sales.pojo.ShippingInfo;
import com.ruoyi.staff.mapper.HolidayApplicationMapper;
import com.ruoyi.staff.pojo.HolidayApplication;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
 
import java.time.LocalDateTime;
import java.util.*;
import java.util.stream.Collectors;
 
/**
 * <p>
 * 审批实例服务实现类
 * </p>
 *
 * @since 2026-05-18 03:27:46
 */
@Service
@RequiredArgsConstructor
public class ApprovalInstanceServiceImpl extends ServiceImpl<ApprovalInstanceMapper, ApprovalInstance> implements ApprovalInstanceService {
 
    private static final String ENTERPRISE_NEWS_STATUS_PUBLISHED = "PUBLISHED";
    private static final String ENTERPRISE_NEWS_STATUS_REJECTED = "REJECTED";
 
    private final ApprovalInstanceMapper approvalInstanceMapper;
    private final ApproveProcessConfigNodeUtils approveProcessConfigNodeUtils;
    private final ApprovalInstanceNodeService approvalInstanceNodeService;
    private final ApprovalTaskService approvalTaskService;
    private final ApprovalRecordService approvalRecordService;
    private final ApprovalTemplateNodeService approvalTemplateNodeService;
    private final FinReimbursementMapper finReimbursementMapper;
    private final FileUtil fileUtil;
    private final ISysNoticeService sysNoticeService;
    private final PurchaseLedgerMapper purchaseLedgerMapper;
    private final SalesLedgerProductMapper salesLedgerProductMapper;
    private final StockUtils stockUtils;
    private final SalesQuotationMapper salesQuotationMapper;
    private final ShippingInfoMapper shippingInfoMapper;
    private final QualityInspectHelper qualityInspectHelper;
    private final EnterpriseNewsScopeUserMapper enterpriseNewsScopeUserMapper;
    private final SysUserMapper sysUserMapper;
    private final SysUserDeptMapper sysUserDeptMapper;
    private final SysDeptMapper sysDeptMapper;
    private final HolidayApplicationMapper holidayApplicationMapper;
    private final EnterpriseNewsMapper enterpriseNewsMapper;
    private final EnterpriseNewsScopeDeptMapper enterpriseNewsScopeDeptMapper;
    private final ApprovalTemplateNodeApproverMapper approvalTemplateNodeApproverMapper;
 
    @Override
    public R listPage(Page<ApprovalInstanceVo> page, ApprovalInstanceDto approvalInstanceDto) {
        IPage<ApprovalInstanceVo> approvalInstanceVoIPage = approvalInstanceMapper.listPage(page, approvalInstanceDto);
 
        List<ApprovalInstanceVo> records = approvalInstanceVoIPage.getRecords();
        if (records == null || records.isEmpty()) {
            return R.ok(approvalInstanceVoIPage);
        }
        records.forEach(vo -> {
            vo.setBusinessName(TypeEnums.getLabelByValue(vo.getBusinessType()));
        });
        Long currentUserId = SecurityUtils.getUserId();
 
        List<Long> instanceIds = records.stream()
                .map(ApprovalInstanceVo::getId)
                .filter(id -> id != null)
                .distinct()
                .collect(Collectors.toList());
 
        if (!instanceIds.isEmpty()) {
            Map<Long, List<ApprovalRecord>> recordMap = approvalRecordService.list(
                    Wrappers.<ApprovalRecord>lambdaQuery()
                            .in(ApprovalRecord::getInstanceId, instanceIds)
                            .eq(ApprovalRecord::getDeleted, 0)
            ).stream().collect(Collectors.groupingBy(ApprovalRecord::getInstanceId));
            Map<Long, List<ApprovalTask>> taskMap = approvalTaskService.list(
                    Wrappers.<ApprovalTask>lambdaQuery()
                            .in(ApprovalTask::getInstanceId, instanceIds)
                            .eq(ApprovalTask::getDeleted, 0)
            ).stream().collect(Collectors.groupingBy(ApprovalTask::getInstanceId));
 
            for (ApprovalInstanceVo vo : records) {
                vo.setIsApprove(approveProcessConfigNodeUtils.isCurrentApprover(vo.getId(), currentUserId));
                vo.setRecords(recordMap.getOrDefault(vo.getId(), new ArrayList<>()));
                vo.setTasks(taskMap.getOrDefault(vo.getId(), new ArrayList<>()));
                vo.setStorageBlobVOList(fileUtil.getStorageBlobVOsByRecordTypeAndRecordId(RecordTypeEnum.APPROVAL_INSTANCE, vo.getId()));
            }
 
        }
        return R.ok(approvalInstanceVoIPage);
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Boolean add(ApprovalInstanceDto approvalInstanceDto) {
        String instanceNo = OrderUtils.countTodayByCreateTime(approvalInstanceMapper, "SP", "instance_no", approvalInstanceDto.getCreateTime() != null ? approvalInstanceDto.getCreateTime() : LocalDateTime.now());
        approvalInstanceDto.setInstanceNo(instanceNo);
        approvalInstanceDto.setStatus("PENDING");
        approvalInstanceDto.setCurrentLevel(1);
        boolean saved = this.save(approvalInstanceDto);
        if (!saved) {
            return false;
        }
        approveProcessConfigNodeUtils.createCurrentNodeAndTasks(approvalInstanceDto);
        fileUtil.saveStorageAttachment(ApplicationTypeEnum.FILE, RecordTypeEnum.APPROVAL_INSTANCE, approvalInstanceDto.getId(), approvalInstanceDto.getStorageBlobDTOs());
        sendApproveNotice(approvalInstanceDto, approveProcessConfigNodeUtils.getCurrentPendingTasks(approvalInstanceDto.getId()));
        return true;
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Boolean update(ApprovalInstanceDto approvalInstanceDto) {
        if (approvalInstanceDto == null || approvalInstanceDto.getId() == null) {
            return false;
        }
        // 判断是否有正在进行的审批任务,有则不允许修改
        long pendingTaskCount = approvalTaskService.count(
                Wrappers.<ApprovalTask>lambdaQuery()
                        .eq(ApprovalTask::getInstanceId, approvalInstanceDto.getId())
                        .eq(ApprovalTask::getTaskStatus, "PENDING")
                        .eq(ApprovalTask::getDeleted, 0)
        );
        if (pendingTaskCount > 0) {
            throw new ServiceException("该审批单有正在进行的审批任务,不允许修改");
        }
        boolean updated = this.updateById(approvalInstanceDto);
        if (!updated) {
            return false;
        }
        fileUtil.saveStorageAttachment(ApplicationTypeEnum.FILE, RecordTypeEnum.APPROVAL_INSTANCE, approvalInstanceDto.getId(), approvalInstanceDto.getStorageBlobDTOs());
        return true;
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Boolean delete(List<Long> ids) {
        if (ids == null || ids.isEmpty()) {
            return false;
        }
        fileUtil.deleteStorageAttachmentsByApplicationAndRecordTypeAndRecordIds(ApplicationTypeEnum.FILE, RecordTypeEnum.APPROVAL_INSTANCE, ids);
 
        int instanceRows = approvalInstanceMapper.update(
                null,
                Wrappers.<ApprovalInstance>lambdaUpdate()
                        .in(ApprovalInstance::getId, ids)
                        .eq(ApprovalInstance::getDeleted, 0)
                        .set(ApprovalInstance::getDeleted, (byte) 1)
        );
 
        LambdaUpdateWrapper<ApprovalInstanceNode> nodeUpdateWrapper = Wrappers.lambdaUpdate();
        nodeUpdateWrapper.in(ApprovalInstanceNode::getInstanceId, ids)
                .eq(ApprovalInstanceNode::getDeleted, 0)
                .set(ApprovalInstanceNode::getDeleted, (byte) 1);
        approvalInstanceNodeService.update(nodeUpdateWrapper);
 
        LambdaUpdateWrapper<ApprovalTask> taskUpdateWrapper = Wrappers.lambdaUpdate();
        taskUpdateWrapper.in(ApprovalTask::getInstanceId, ids)
                .eq(ApprovalTask::getDeleted, 0)
                .set(ApprovalTask::getDeleted, (byte) 1);
        approvalTaskService.update(taskUpdateWrapper);
 
        LambdaUpdateWrapper<ApprovalRecord> recordUpdateWrapper = Wrappers.lambdaUpdate();
        recordUpdateWrapper.in(ApprovalRecord::getInstanceId, ids)
                .eq(ApprovalRecord::getDeleted, 0)
                .set(ApprovalRecord::getDeleted, (byte) 1);
        approvalRecordService.update(recordUpdateWrapper);
 
        return instanceRows > 0;
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public R approve(ApprovalInstanceDto approvalInstanceDto) {
        if (approvalInstanceDto == null || approvalInstanceDto.getId() == null) {
            return R.fail("审批实例 ID 不能为空");
        }
        String approveAction = normalizeApproveAction(approvalInstanceDto.getApproveAction());
        if (approveAction == null) {
            return R.fail("审批动作只支持 APPROVED 或 REJECTED");
        }
 
        ApprovalInstance instance = getPendingApprovalInstance(approvalInstanceDto.getId());
        if (instance == null) {
            return R.fail("审批实例不存在");
        }
 
        ApprovalInstanceNode currentNode = approveProcessConfigNodeUtils.getCurrentNode(instance.getId());
        if (currentNode == null) {
            return R.fail("当前没有待处理的审批节点");
        }
 
        Long currentUserId = SecurityUtils.getUserId();
        ApprovalTask currentTask = approveProcessConfigNodeUtils.getCurrentUserTask(instance.getId(), currentUserId);
        if (currentTask == null) {
            return R.fail("当前用户没有可审批任务");
        }
 
        LoginUser loginUser = SecurityUtils.getLoginUser();
        String operatorName = loginUser.getUser() != null ? loginUser.getUser().getNickName() : SecurityUtils.getUsername();
        LocalDateTime now = LocalDateTime.now();
 
        if (!updateCurrentTask(approvalInstanceDto, approveAction, currentTask, now)) {
            return R.fail("当前任务已被处理,请刷新后重试");
        }
 
        saveApprovalRecord(
                instance.getId(),
                currentNode.getId(),
                currentTask.getId(),
                currentUserId,
                operatorName,
                approveAction,
                approvalInstanceDto.getApproveComment()
        );
        //审批拒绝的处理
        if ("REJECTED".equals(approveAction)) {
            return rejectCurrentNode(instance, currentNode, now);
        }
        if (!approveProcessConfigNodeUtils.canProceedToNextLevel(instance.getId(), currentNode.getApproveType())) {
            return R.ok("审批成功,等待其他审批人处理");
        }
 
        return approveAndMoveNext(instance, currentNode, approvalInstanceDto, now);
    }
 
    private String normalizeApproveAction(String approveAction) {
        if (!StringUtils.hasText(approveAction)) {
            return null;
        }
        String normalizedAction = approveAction.trim().toUpperCase(Locale.ROOT);
        return "APPROVED".equals(normalizedAction) || "REJECTED".equals(normalizedAction)
                ? normalizedAction
                : null;
    }
 
    private ApprovalInstance getPendingApprovalInstance(Long instanceId) {
        return this.getOne(
                new LambdaQueryWrapper<ApprovalInstance>()
                        .eq(ApprovalInstance::getId, instanceId)
                        .eq(ApprovalInstance::getDeleted, 0)
                        .last("LIMIT 1")
        );
    }
 
    private boolean updateCurrentTask(ApprovalInstanceDto approvalInstanceDto,
                                      String approveAction,
                                      ApprovalTask currentTask,
                                      LocalDateTime now) {
        // 仅允许待审批任务被成功处理一次,避免并发下重复审批成功。
        return approvalTaskService.update(
                Wrappers.<ApprovalTask>lambdaUpdate()
                        .eq(ApprovalTask::getId, currentTask.getId())
                        .eq(ApprovalTask::getTaskStatus, "PENDING")
                        .eq(ApprovalTask::getDeleted, 0)
                        .set(ApprovalTask::getTaskStatus, approveAction)
                        .set(ApprovalTask::getComment, approvalInstanceDto.getApproveComment())
                        .set(ApprovalTask::getApproveTime, now)
                        .set(ApprovalTask::getIsRead, (byte) 1)
        );
    }
 
    private R rejectCurrentNode(ApprovalInstance instance, ApprovalInstanceNode currentNode, LocalDateTime now) {
        if (!updateCurrentNodeStatus(currentNode.getId(), "REJECTED", now)) {
            return R.ok("当前节点已处理完成");
        }
 
        closePendingTasks(instance.getId(), currentNode.getId());
        instance.setStatus("REJECTED");
        instance.setFinishTime(now);
        this.updateById(instance);
        // 驳回对应的企业新闻, 差旅报销
        if (instance.getBusinessType().equals(TypeEnums.ENTERPRISE_NEWS_APPROVAL.getCode())) {
            enterpriseNewsMapper.update(
                    new LambdaUpdateWrapper<EnterpriseNews>()
                            .eq(EnterpriseNews::getId, instance.getBusinessId())
                            .set(EnterpriseNews::getStatus, "REJECTED")
            );
        }else if (instance.getBusinessType().equals(TypeEnums.TRAVEL_REIMBURSEMENT_APPROVAL.getCode())||instance.getBusinessType().equals(TypeEnums.EXPENSE_APPROVAL.getCode())) {
            finReimbursementMapper.update(
                    new LambdaUpdateWrapper<FinReimbursement>()
                            .eq(FinReimbursement::getId, instance.getBusinessId())
                            .set(FinReimbursement::getBillStatus, "REJECTED")
            );
        }
        return R.ok("审批已驳回");
    }
 
    private R approveAndMoveNext(ApprovalInstance instance,
                                 ApprovalInstanceNode currentNode,
                                 ApprovalInstanceDto approvalInstanceDto,
                                 LocalDateTime now) {
        if (!updateCurrentNodeStatus(currentNode.getId(), "APPROVED", now)) {
            return R.ok("当前节点已处理完成");
        }
 
        closePendingTasks(instance.getId(), currentNode.getId());
 
        int nextLevel = currentNode.getLevelNo() + 1;
        ApprovalInstanceNode nextInstanceNode = approvalInstanceNodeService.getOne(
                new LambdaQueryWrapper<ApprovalInstanceNode>()
                        .eq(ApprovalInstanceNode::getInstanceId, instance.getId())
                        .eq(ApprovalInstanceNode::getLevelNo, nextLevel)
                        .eq(ApprovalInstanceNode::getDeleted, 0)
                        .orderByAsc(ApprovalInstanceNode::getId)
                        .last("LIMIT 1")
        );
 
        if (nextInstanceNode != null) {
            if (!activateNextInstanceNode(nextInstanceNode.getId(), now)) {
                return R.ok("下一审批节点已被激活,请刷新后重试");
            }
            instance.setCurrentLevel(nextLevel);
            instance.setStatus("PENDING");
            this.updateById(instance);
            List<ApprovalTask> nextTasks = approvalTaskService.list(
                    Wrappers.<ApprovalTask>lambdaQuery()
                            .eq(ApprovalTask::getInstanceId, instance.getId())
                            .eq(ApprovalTask::getNodeId, nextInstanceNode.getId())
                            .eq(ApprovalTask::getTaskStatus, "PENDING")
                            .eq(ApprovalTask::getDeleted, 0)
            );
            sendApproveNotice(instance, nextTasks);
            return R.ok("审批成功,已流转到下一节点");
        }
 
        ApprovalTemplateNode nextTemplateNode = approvalTemplateNodeService.getOne(
                new LambdaQueryWrapper<ApprovalTemplateNode>()
                        .eq(ApprovalTemplateNode::getTemplateId, instance.getTemplateId())
                        .eq(ApprovalTemplateNode::getLevelNo, nextLevel)
                        .orderByAsc(ApprovalTemplateNode::getId)
                        .last("LIMIT 1")
        );
 
        if (nextTemplateNode == null) {
            instance.setStatus("APPROVED");
            instance.setFinishTime(now);
            this.updateById(instance);
            handleBusinessAfterApprovalFinished(instance);
            return R.ok("审批已完成");
        }
 
        instance.setCurrentLevel(nextLevel);
        instance.setStatus("PENDING");
        this.updateById(instance);
        approveProcessConfigNodeUtils.createCurrentNodeAndTasks(instance, false);
        sendApproveNotice(instance, approveProcessConfigNodeUtils.getCurrentPendingTasks(approvalInstanceDto.getId()));
        return R.ok("审批成功,已流转到下一节点");
    }
 
    private boolean activateNextInstanceNode(Long nodeId, LocalDateTime now) {
        return approvalInstanceNodeService.update(
                Wrappers.<ApprovalInstanceNode>lambdaUpdate()
                        .eq(ApprovalInstanceNode::getId, nodeId)
                        .eq(ApprovalInstanceNode::getStatus, "WAITING")
                        .eq(ApprovalInstanceNode::getDeleted, 0)
                        .set(ApprovalInstanceNode::getStatus, "PENDING")
                        .set(ApprovalInstanceNode::getStartTime, now)
        );
    }
 
    private boolean updateCurrentNodeStatus(Long nodeId, String targetStatus, LocalDateTime now) {
        // 仅允许一个请求将当前节点从待处理推进到目标状态,避免重复流转。
        return approvalInstanceNodeService.update(
                Wrappers.<ApprovalInstanceNode>lambdaUpdate()
                        .eq(ApprovalInstanceNode::getId, nodeId)
                        .eq(ApprovalInstanceNode::getStatus, "PENDING")
                        .eq(ApprovalInstanceNode::getDeleted, 0)
                        .set(ApprovalInstanceNode::getStatus, targetStatus)
                        .set(ApprovalInstanceNode::getFinishTime, now)
        );
    }
 
    private void handleBusinessAfterApprovalFinished(ApprovalInstance instance) {
        String status = instance.getStatus();
        Long businessType = instance.getBusinessType();
        if (TypeEnums.PURCHASE_APPROVAL.getCode().equals(businessType)) {
            handlePurchaseApprovalFinished(instance, status);
            return;
        }
        if (TypeEnums.QUOTATION_APPROVAL.getCode().equals(businessType)) {
            handleSalesQuotationApprovalFinished(instance, status);
            return;
        }
        if (TypeEnums.SHIPPING_APPROVAL.getCode().equals(businessType)) {
            handleShippingApprovalFinished(instance, status);
            return;
        }
        if (TypeEnums.TRAVEL_REIMBURSEMENT_APPROVAL.getCode().equals(businessType)
                || TypeEnums.EXPENSE_APPROVAL.getCode().equals(businessType)) {
            handleReimbursementApprovalFinished(instance, status);
            return;
        }
        // 驳回对应的企业新闻、加班申请、请假申请可以重新再提交
        if (TypeEnums.LEAVE_APPROVAL.getCode().equals(businessType)
                || TypeEnums.OVERTIME_APPROVAL.getCode().equals(businessType)) {
            handleHolidayApplicationApprovalFinished(instance, status);
            return;
        }
        if (TypeEnums.ENTERPRISE_NEWS_APPROVAL.getCode().equals(businessType)) {
            handleNewsApprovalFinished(instance, status);
        }
    }
 
    private void handleReimbursementApprovalFinished(ApprovalInstance instance, String status) {
        if (instance == null || instance.getBusinessId() == null) {
            return;
        }
 
        FinReimbursement reimbursement = new FinReimbursement();
        reimbursement.setId(instance.getBusinessId());
        if ("APPROVED".equals(status)) {
            reimbursement.setBillStatus("APPROVED");
            reimbursement.setApprovedTime(instance.getFinishTime());
        } else if ("REJECTED".equals(status)) {
            reimbursement.setBillStatus("REJECTED");
        } else if ("PENDING".equals(status)) {
            reimbursement.setBillStatus("IN_APPROVAL");
        } else {
            return;
        }
        finReimbursementMapper.updateById(reimbursement);
    }
 
    private void handleNewsApprovalFinished(ApprovalInstance instance, String status) {
        if (instance == null || instance.getBusinessId() == null) {
            return;
        }
        EnterpriseNews enterpriseNews = new EnterpriseNews();
        enterpriseNews.setId(instance.getBusinessId());
        if ("APPROVED".equals(status)) {
            enterpriseNews.setStatus(ENTERPRISE_NEWS_STATUS_PUBLISHED);
            enterpriseNewsMapper.updateById(enterpriseNews);
            sendEnterpriseNewsNotice(instance.getBusinessId());
            return;
        }
        if ("REJECTED".equals(status)) {
            enterpriseNews.setStatus(ENTERPRISE_NEWS_STATUS_REJECTED);
            enterpriseNewsMapper.updateById(enterpriseNews);
        }
    }
 
    private void handleHolidayApplicationApprovalFinished(ApprovalInstance instance, String status) {
        if (instance == null || instance.getBusinessId() == null) {
            return;
        }
        HolidayApplication holidayApplication = new HolidayApplication();
        holidayApplication.setId(instance.getBusinessId());
        if ("APPROVED".equals(status)) {
            holidayApplication.setStatus("APPROVED");
        } else if ("REJECTED".equals(status)) {
            holidayApplication.setStatus("REJECTED");
        } else if ("PENDING".equals(status)) {
            holidayApplication.setStatus("PENDING");
        } else {
            return;
        }
        holidayApplicationMapper.updateById(holidayApplication);
    }
 
    private void handlePurchaseApprovalFinished(ApprovalInstance instance, String status) {
        PurchaseLedger purchaseLedger = purchaseLedgerMapper.selectOne(
                new LambdaQueryWrapper<PurchaseLedger>()
                        .eq(PurchaseLedger::getId, instance.getBusinessId())
                        .last("limit 1")
        );
        if (purchaseLedger == null) {
            return;
        }
 
        if ("APPROVED".equals(status)) {
            purchaseLedger.setApprovalStatus(ApprovalStatusEnum.APPROVED.getCode());
            List<SalesLedgerProduct> salesLedgerProducts = salesLedgerProductMapper.selectList(
                    new QueryWrapper<SalesLedgerProduct>().lambda()
                            .eq(SalesLedgerProduct::getSalesLedgerId, purchaseLedger.getId())
                            .eq(SalesLedgerProduct::getType, 2)
            );
            for (SalesLedgerProduct salesLedgerProduct : salesLedgerProducts) {
                if (salesLedgerProduct.getIsChecked()) {
                    qualityInspectHelper.addQualityInspect(purchaseLedger, salesLedgerProduct);
                } else {
                    stockUtils.addStockWithBatchNo(
                            salesLedgerProduct.getProductModelId(),
                            salesLedgerProduct.getQuantity(),
                            StockInQualifiedRecordTypeEnum.PURCHASE_STOCK_IN.getCode(),
                            purchaseLedger.getId(),
                            purchaseLedger.getPurchaseContractNumber() + "-" + salesLedgerProduct.getId()
                    );
                }
            }
        } else if ("REJECTED".equals(status)) {
            purchaseLedger.setApprovalStatus(ApprovalStatusEnum.REJECTED.getCode());
        } else if ("PENDING".equals(status)) {
            purchaseLedger.setApprovalStatus(ApprovalStatusEnum.IN_PROGRESS.getCode());
        }
        purchaseLedgerMapper.updateById(purchaseLedger);
    }
 
    private void handleSalesQuotationApprovalFinished(ApprovalInstance instance, String status) {
        SalesQuotation salesQuote = salesQuotationMapper.selectOne(
                new LambdaQueryWrapper<SalesQuotation>()
                        .eq(SalesQuotation::getId, instance.getBusinessId())
                        .last("limit 1")
        );
        if (salesQuote == null) {
            return;
        }
 
        if ("APPROVED".equals(status)) {
            salesQuote.setStatus(SalesQuotationStatusEnum.APPROVED.getCode());
        } else if ("REJECTED".equals(status)) {
            salesQuote.setStatus(SalesQuotationStatusEnum.REJECTED.getCode());
        } else if ("PENDING".equals(status)) {
            salesQuote.setStatus(SalesQuotationStatusEnum.IN_PROGRESS.getCode());
        }
        salesQuotationMapper.updateById(salesQuote);
    }
 
    private void handleShippingApprovalFinished(ApprovalInstance instance, String status) {
        ShippingInfo shippingInfo = shippingInfoMapper.selectOne(
                new LambdaQueryWrapper<ShippingInfo>()
                        .eq(ShippingInfo::getId, instance.getTitle())
                        .orderByDesc(ShippingInfo::getCreateTime)
                        .last("limit 1")
        );
        if (shippingInfo == null) {
            return;
        }
 
        if ("APPROVED".equals(status)) {
            shippingInfo.setStatus(ShippingStatusEnum.APPROVED.getCode());
            shippingInfo.setShippingDate(new Date());
            stockUtils.shipmentStatus(StockOutQualifiedRecordTypeEnum.SALE_SHIP_STOCK_OUT.getCode(), shippingInfo.getId());
        } else if ("REJECTED".equals(status)) {
            stockUtils.deleteStockOutRecord(shippingInfo.getId(), StockOutQualifiedRecordTypeEnum.SALE_SHIP_STOCK_OUT.getCode());
            shippingInfo.setStatus(ShippingStatusEnum.REJECTED.getCode());
        } else if ("PENDING".equals(status)) {
            shippingInfo.setStatus(ShippingStatusEnum.IN_PROGRESS.getCode());
        }
        shippingInfoMapper.updateById(shippingInfo);
    }
 
    private List<ApprovalTask> createNodeAndTasks(ApprovalInstance instance, ApprovalTemplateNode templateNode) {
        List<ApprovalTemplateNodeApprover> approvers = approvalTemplateNodeApproverMapper.selectList(
                new LambdaQueryWrapper<ApprovalTemplateNodeApprover>()
                        .eq(ApprovalTemplateNodeApprover::getTemplateId, instance.getTemplateId())
                        .eq(ApprovalTemplateNodeApprover::getNodeId, templateNode.getId())
                        .eq(ApprovalTemplateNodeApprover::getDeleted, 0L)
                        .orderByAsc(ApprovalTemplateNodeApprover::getSortNo)
        );
        if (approvers == null || approvers.isEmpty()) {
            throw new RuntimeException("下一审批节点未配置审批人");
        }
 
        ApprovalInstanceNode instanceNode = new ApprovalInstanceNode();
        instanceNode.setInstanceId(instance.getId());
        instanceNode.setLevelNo(templateNode.getLevelNo());
        instanceNode.setApproveType(templateNode.getApproveType());
        instanceNode.setStatus("PENDING");
        instanceNode.setStartTime(LocalDateTime.now());
        instanceNode.setDeleted((byte) 0);
        approvalInstanceNodeService.save(instanceNode);
 
        List<ApprovalTask> taskList = new ArrayList<>(approvers.size());
        for (ApprovalTemplateNodeApprover approver : approvers) {
            ApprovalTask task = new ApprovalTask();
            task.setInstanceId(instance.getId());
            task.setNodeId(instanceNode.getId());
            task.setLevelNo(instanceNode.getLevelNo());
            task.setApproverId(approver.getApproverId());
            task.setApproverName(approver.getApproverName());
            task.setTaskStatus("PENDING");
            task.setIsRead((byte) 0);
            task.setDeleted((byte) 0);
            taskList.add(task);
        }
        approvalTaskService.saveBatch(taskList);
        return taskList;
    }
 
    private void sendApproveNotice(ApprovalInstance instance, List<ApprovalTask> tasks) {
        if (instance == null || tasks == null || tasks.isEmpty()) {
            return;
        }
 
        List<Long> approverIds = tasks.stream()
                .map(ApprovalTask::getApproverId)
                .filter(id -> id != null && id > 0)
                .distinct()
                .collect(Collectors.toList());
        if (approverIds.isEmpty()) {
            return;
        }
 
        String title = StringUtils.hasText(instance.getTemplateName()) ? instance.getTemplateName() : "审批提醒";
        String message = "审批单号 " + instance.getInstanceNo() + " 需要您审批";
        String jumpPath = "/officeProcessAutomation/ApproveManage/approve-list?id=" + instance.getId();
        sysNoticeService.simpleNoticeByUser(title, message, approverIds, jumpPath);
    }
 
    private void sendEnterpriseNewsNotice(Long newsId) {
        EnterpriseNews enterpriseNews = enterpriseNewsMapper.selectById(newsId);
        if (enterpriseNews == null) {
            return;
        }
        List<Long> userIds = getEnterpriseNewsNoticeUserIds(enterpriseNews);
        if (userIds == null || userIds.isEmpty()) {
            return;
        }
        String title = "企业新闻";
        String message = "您有新的企业新闻《" + enterpriseNews.getTitle() + "》请及时查阅";
        String jumpPath = "/officeProcessAutomation/EnterpriseNews?id=" + newsId;
        sysNoticeService.simpleNoticeByUser(title, message, userIds, jumpPath);
    }
 
    private List<Long> getEnterpriseNewsNoticeUserIds(EnterpriseNews enterpriseNews) {
        if (enterpriseNews == null || !org.springframework.util.StringUtils.hasText(enterpriseNews.getReadScope())) {
            return Collections.emptyList();
        }
        String readScope = enterpriseNews.getReadScope().trim();
        if ("all".equals(readScope)) {
            return sysUserMapper.selectList(new LambdaQueryWrapper<SysUser>()
                            .select(SysUser::getUserId)
                            .eq(SysUser::getDelFlag, "0"))
                    .stream()
                    .map(SysUser::getUserId)
                    .filter(id -> id != null && id > 0)
                    .distinct()
                    .collect(Collectors.toList());
        }
        if ("dept".equals(readScope)) {
            List<Long> deptIds = enterpriseNewsScopeDeptMapper.selectList(
                            new LambdaQueryWrapper<EnterpriseNewsScopeDept>()
                                    .eq(EnterpriseNewsScopeDept::getNewsId, enterpriseNews.getId()))
                    .stream()
                    .map(EnterpriseNewsScopeDept::getDeptId)
                    .filter(id -> id != null && id > 0)
                    .distinct()
                    .collect(Collectors.toList());
            if (deptIds.isEmpty()) {
                return Collections.emptyList();
            }
            return sysUserDeptMapper.selectDistinctUserIdsByDeptIds(collectDeptIdsWithChildren(deptIds));
        }
        if ("custom".equals(readScope)) {
            return enterpriseNewsScopeUserMapper.selectList(
                            new LambdaQueryWrapper<EnterpriseNewsScopeUser>()
                                    .eq(EnterpriseNewsScopeUser::getNewsId, enterpriseNews.getId()))
                    .stream()
                    .map(EnterpriseNewsScopeUser::getUserId)
                    .filter(id -> id != null && id > 0)
                    .distinct()
                    .collect(Collectors.toList());
        }
        return Collections.emptyList();
    }
 
    private List<Long> collectDeptIdsWithChildren(List<Long> deptIds) {
        Set<Long> allDeptIds = new LinkedHashSet<>();
        for (Long deptId : deptIds) {
            if (deptId == null) {
                continue;
            }
            allDeptIds.add(deptId);
            List<SysDept> children = sysDeptMapper.selectChildrenDeptById(deptId);
            if (children != null && !children.isEmpty()) {
                for (SysDept child : children) {
                    if (child != null && child.getDeptId() != null) {
                        allDeptIds.add(child.getDeptId());
                    }
                }
            }
        }
        return new ArrayList<>(allDeptIds);
    }
 
    private void closePendingTasks(Long instanceId, Long nodeId) {
        LambdaUpdateWrapper<ApprovalTask> updateWrapper = Wrappers.lambdaUpdate();
        updateWrapper.eq(ApprovalTask::getInstanceId, instanceId)
                .eq(ApprovalTask::getNodeId, nodeId)
                .eq(ApprovalTask::getTaskStatus, "PENDING")
                .eq(ApprovalTask::getDeleted, 0)
                .set(ApprovalTask::getDeleted, (byte) 1);
        approvalTaskService.update(updateWrapper);
    }
 
    private void saveApprovalRecord(Long instanceId,
                                    Long nodeId,
                                    Long taskId,
                                    Long operatorId,
                                    String operatorName,
                                    String action,
                                    String comment) {
        ApprovalRecord record = new ApprovalRecord();
        record.setInstanceId(instanceId);
        record.setNodeId(nodeId);
        record.setTaskId(taskId);
        record.setOperatorId(operatorId);
        record.setOperatorName(operatorName);
        record.setAction(action);
        record.setComment(comment);
        record.setDeleted((byte) 0);
        approvalRecordService.save(record);
    }
 
 
}