xyc
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package com.emergencyrepair.business.service;
 
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.emergencyrepair.business.dto.Requests;
import com.emergencyrepair.business.entity.Acceptance;
import com.emergencyrepair.business.entity.CompletionInfo;
import com.emergencyrepair.business.entity.Contractor;
import com.emergencyrepair.business.entity.Fault;
import com.emergencyrepair.business.entity.TeamMajor;
import com.emergencyrepair.business.entity.WorkOrder;
import com.emergencyrepair.business.mapper.AcceptanceMapper;
import com.emergencyrepair.business.mapper.CompletionInfoMapper;
import com.emergencyrepair.business.mapper.ContractorMapper;
import com.emergencyrepair.business.mapper.FaultMapper;
import com.emergencyrepair.business.mapper.TeamMajorMapper;
import com.emergencyrepair.business.mapper.WorkOrderMapper;
import com.emergencyrepair.common.BusinessException;
import com.emergencyrepair.common.StatusConstants;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
 
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collectors;
 
@Service
@RequiredArgsConstructor
public class BusinessService {
    private static final DateTimeFormatter FAULT_DATE_FORMAT = DateTimeFormatter.ofPattern("yyMMdd");
    private static final String FAULT_CODE_PREFIX = "\u6f5c1\u57fa-";
    private static final Object FAULT_CODE_LOCK = new Object();
    private final FaultMapper faultMapper;
    private final TeamMajorMapper teamMajorMapper;
    private final WorkOrderMapper workOrderMapper;
    private final ContractorMapper contractorMapper;
    private final CompletionInfoMapper completionInfoMapper;
    private final AcceptanceMapper acceptanceMapper;
    private final ObjectMapper objectMapper;
 
    public List<Fault> listFaults(String status, String keyword) {
        return listFaults(status, keyword, null, null, null, null, null, null, null, null, null);
    }
 
    public List<Fault> listFaults(String status, String keyword, String xNo, String teamMajor,
                                  String engineeringMajor, String reportUnit, String owner,
                                  LocalDate reportDateStart, LocalDate reportDateEnd,
                                  String contractorName, String faultNature) {
        return faultMapper.selectList(faultQuery(status, keyword, xNo, teamMajor, engineeringMajor,
                reportUnit, owner, reportDateStart, reportDateEnd, contractorName, faultNature));
    }
 
    public Page<Fault> pageFaults(String status, String keyword, String xNo, String teamMajor,
                                  String engineeringMajor, String reportUnit, String owner,
                                  LocalDate reportDateStart, LocalDate reportDateEnd,
                                  String contractorName, String faultNature,
                                  long current, long size) {
        long safeCurrent = Math.max(current, 1L);
        long safeSize = Math.min(Math.max(size, 1L), 200L);
        return faultMapper.selectPage(new Page<>(safeCurrent, safeSize),
                faultQuery(status, keyword, xNo, teamMajor, engineeringMajor, reportUnit, owner,
                        reportDateStart, reportDateEnd, contractorName, faultNature));
    }
 
    private LambdaQueryWrapper<Fault> faultQuery(String status, String keyword) {
        return faultQuery(status, keyword, null, null, null, null, null, null, null, null, null);
    }
 
    private LambdaQueryWrapper<Fault> faultQuery(String status, String keyword, String xNo,
                                                 String teamMajor, String engineeringMajor,
                                                 String reportUnit, String owner,
                                                 LocalDate reportDateStart, LocalDate reportDateEnd,
                                                 String contractorName, String faultNature) {
        LambdaQueryWrapper<Fault> query = Wrappers.lambdaQuery();
        if (StringUtils.hasText(status)) {
            query.in(Fault::getTaskStatus, Arrays.asList(status.split(",")));
        }
        if (StringUtils.hasText(keyword)) {
            query.and(wrapper -> wrapper
                    .like(Fault::getFaultCode, keyword)
                    .or().like(Fault::getEquipmentName, keyword)
                    .or().like(Fault::getEngineeringNameDesc, keyword));
        }
        if (StringUtils.hasText(xNo)) {
            query.eq(Fault::getXNo, xNo.trim());
        }
        if (StringUtils.hasText(teamMajor)) {
            query.eq(Fault::getTeamMajor, teamMajor);
        }
        if (StringUtils.hasText(engineeringMajor)) {
            query.eq(Fault::getEngineeringMajor, engineeringMajor);
        }
        if (StringUtils.hasText(reportUnit)) {
            query.like(Fault::getReportUnit, reportUnit.trim());
        }
        if (StringUtils.hasText(owner)) {
            query.like(Fault::getOwner, owner.trim());
        }
        if (reportDateStart != null) {
            query.ge(Fault::getReportDate, reportDateStart);
        }
        if (reportDateEnd != null) {
            query.le(Fault::getReportDate, reportDateEnd);
        }
        if (StringUtils.hasText(contractorName)) {
            query.like(Fault::getContractorNames, contractorName.trim());
        }
        if (StringUtils.hasText(faultNature)) {
            query.eq(Fault::getFaultNature, faultNature);
        }
        query.orderByDesc(Fault::getReportDate).orderByDesc(Fault::getCreateTime);
        return query;
    }
 
    @Transactional
    public Fault saveFault(Fault fault) {
        if (fault == null) {
            throw new BusinessException("故障信息不能为空");
        }
        LocalDateTime now = LocalDateTime.now();
        normalizeEquipmentIds(fault);
        normalizeParentSystemSeparators(fault);
        fault.setUpdateTime(now);
        if (fault.getId() == null) {
            if (fault.getReportDate() == null) {
                fault.setReportDate(LocalDate.now());
            }
            synchronized (FAULT_CODE_LOCK) {
                fault.setFaultCode(generateFaultCode(fault));
                fault.setTaskStatus(StatusConstants.Task.UNREPORTED);
                fault.setCreateTime(now);
                faultMapper.insert(fault);
            }
        } else {
            Fault existing = requireFault(fault.getId());
            if (!canEdit(existing)) {
                throw new BusinessException("当前任务状态不允许修改");
            }
            // The fault code is generated once on create and never edited afterwards.
            fault.setFaultCode(existing.getFaultCode());
            if (!StringUtils.hasText(fault.getTaskStatus())) {
                fault.setTaskStatus(existing.getTaskStatus());
            }
            faultMapper.updateById(fault);
        }
        return faultMapper.selectById(fault.getId());
    }
 
    /**
     * Builds the fault code as: prefix + three digit X number + "/" + team major category
     * + "-" + report date (yyMMdd) + "-" + three digit sequence.
     * The sequence restarts at 001 for each X number + team major + report date.
     */
    private String generateFaultCode(Fault fault) {
        String xNo = normalizeXNo(fault.getXNo());
        if (xNo == null) {
            throw new BusinessException("请选择X号,格式为3位数字");
        }
        if (!StringUtils.hasText(fault.getTeamMajor())) {
            throw new BusinessException("请选择T队专业");
        }
        TeamMajor teamMajor = teamMajorMapper.selectOne(Wrappers.<TeamMajor>lambdaQuery()
                .eq(TeamMajor::getName, fault.getTeamMajor().trim())
                .last("LIMIT 1"));
        if (teamMajor == null) {
            throw new BusinessException("T队专业未配置,请先在系统管理 > T队专业配置中维护:" + fault.getTeamMajor());
        }
        String category = teamMajor.getCategory() == null ? "" : teamMajor.getCategory().trim().toUpperCase();
        if (!"A".equals(category) && !"B".equals(category)) {
            throw new BusinessException("T队专业分类只能为A或B:" + fault.getTeamMajor());
        }
        String prefix = FAULT_CODE_PREFIX + xNo + "/" + category + "-" + fault.getReportDate().format(FAULT_DATE_FORMAT) + "-";
        int next = 1;
        for (Fault item : faultMapper.selectList(Wrappers.<Fault>lambdaQuery()
                .likeRight(Fault::getFaultCode, prefix))) {
            next = Math.max(next, parseFaultSequence(item.getFaultCode(), prefix) + 1);
        }
        return prefix + String.format("%03d", next);
    }
 
    private int parseFaultSequence(String faultCode, String prefix) {
        if (faultCode == null || !faultCode.startsWith(prefix)) {
            return 0;
        }
        String suffix = faultCode.substring(prefix.length());
        if (suffix.length() < 3) {
            return 0;
        }
        try {
            return Integer.parseInt(suffix.substring(0, 3));
        } catch (NumberFormatException ex) {
            return 0;
        }
    }
 
    private String normalizeXNo(String xNo) {
        if (!StringUtils.hasText(xNo)) {
            return null;
        }
        String digits = xNo.replaceAll("[^0-9]", "");
        if (digits.isEmpty()) {
            return null;
        }
        if (digits.length() > 3) {
            digits = digits.substring(digits.length() - 3);
        }
        StringBuilder builder = new StringBuilder();
        for (int i = digits.length(); i < 3; i++) {
            builder.append('0');
        }
        return builder.append(digits).toString();
    }
 
    @Transactional
    public void deleteFault(Long id) {
        Fault fault = requireFault(id);
        if (!StatusConstants.Task.UNREPORTED.equals(fault.getTaskStatus())
                && !StatusConstants.Task.RETURNED.equals(fault.getTaskStatus())) {
            throw new BusinessException("仅未上报或上级打回的故障可以删除");
        }
        faultMapper.deleteById(id);
    }
 
    @Transactional
    public void cancelFaults(Requests.CancelRequest request) {
        if (request.getIds() == null || request.getIds().isEmpty()) {
            throw new BusinessException("请选择故障");
        }
        if (!StringUtils.hasText(request.getReason())) {
            throw new BusinessException("请填写销项理由");
        }
        String cancelledBy = StringUtils.hasText(request.getCancelledBy())
                ? request.getCancelledBy().trim() : "XCB助理";
        for (Long id : request.getIds()) {
            Fault fault = requireFault(id);
            if (!StatusConstants.Task.REPORTED_XCB.equals(fault.getTaskStatus())
                    && !StatusConstants.Task.RETURNED.equals(fault.getTaskStatus())) {
                throw new BusinessException("故障 " + fault.getFaultCode() + " 当前状态不允许销项");
            }
            fault.setCancelReason(request.getReason().trim());
            fault.setCancelledBy(cancelledBy);
            fault.setCancelTime(LocalDateTime.now());
            fault.setTaskStatus(StatusConstants.Task.CANCELLED);
            fault.setUpdateTime(LocalDateTime.now());
            faultMapper.updateById(fault);
        }
    }
 
    @Transactional
    public void reportFaults(List<Long> ids) {
        for (Long id : ids) {
            Fault fault = requireFault(id);
            if (!StatusConstants.Task.UNREPORTED.equals(fault.getTaskStatus())) {
                throw new BusinessException("故障 " + fault.getFaultCode() + " 不是未上报状态");
            }
            fault.setTaskStatus(StatusConstants.Task.REPORTED_XCB);
            fault.setUpdateTime(LocalDateTime.now());
            faultMapper.updateById(fault);
        }
    }
 
    @Transactional
    public void xcbReview(Requests.ReviewRequest request) {
        if (request.getIds() == null || request.getIds().isEmpty()) {
            throw new BusinessException("请选择故障");
        }
        if (request.getContractorIds() == null || request.getContractorIds().isEmpty()) {
            throw new BusinessException("至少分配一个承修单位");
        }
        List<Contractor> contractors = contractorMapper.selectBatchIds(request.getContractorIds());
        Map<Long, Contractor> contractorMap = contractors.stream()
                .collect(Collectors.toMap(Contractor::getId, Function.identity()));
        String contractorIds = request.getContractorIds().stream()
                .map(String::valueOf)
                .collect(Collectors.joining(","));
        String contractorNames = request.getContractorIds().stream()
                .map(contractorMap::get)
                .filter(item -> item != null)
                .map(Contractor::getName)
                .collect(Collectors.joining("、"));
 
        int index = 0;
        for (Long id : request.getIds()) {
            Fault fault = requireFault(id);
            if (!StatusConstants.Task.REPORTED_XCB.equals(fault.getTaskStatus())
                    && !StatusConstants.Task.RETURNED.equals(fault.getTaskStatus())) {
                throw new BusinessException("故障 " + fault.getFaultCode() + " 当前状态不允许XCB助理审核");
            }
            index++;
            fault.setContractorIds(contractorIds);
            fault.setContractorNames(contractorNames);
            fault.setTrackingTeam(request.getTrackingTeam());
            fault.setRequestedFinishDate(request.getRequestedFinishDate());
            fault.setEngineeringNo(buildEngineeringNo(fault, index));
            fault.setTaskStatus(StatusConstants.Task.XCB_REVIEWED);
            fault.setXcbReviewTime(LocalDateTime.now());
            fault.setUpdateTime(LocalDateTime.now());
            faultMapper.updateById(fault);
        }
    }
 
    @Transactional
    public void approve(Requests.ApprovalRequest request) {
        if (request.getIds() == null || request.getIds().isEmpty()) {
            throw new BusinessException("请选择故障");
        }
        boolean pass = "PASS".equalsIgnoreCase(request.getResult())
                || "通过".equals(request.getResult());
        for (Long id : request.getIds()) {
            Fault fault = requireFault(id);
            LocalDateTime now = LocalDateTime.now();
            switch (request.getStage()) {
                case "CMB":
                    requireStatus(fault, StatusConstants.Task.XCB_REVIEWED, "CMB领导审批");
                    fault.setCmbOpinion(request.getOpinion());
                    fault.setCmbResult(pass ? "通过" : "不通过");
                    fault.setCmbTime(now);
                    fault.setTaskStatus(pass ? StatusConstants.Task.CMB_APPROVED : StatusConstants.Task.RETURNED);
                    break;
                case "JCC_ASSISTANT":
                    requireStatus(fault, StatusConstants.Task.CMB_APPROVED, "JCC助理审批");
                    fault.setJccAssistantOpinion(request.getOpinion());
                    fault.setJccAssistantResult(pass ? "通过" : "不通过");
                    fault.setJccAssistantTime(now);
                    fault.setTaskStatus(pass ? StatusConstants.Task.JCC_ASSISTANT_APPROVED : StatusConstants.Task.RETURNED);
                    break;
                case "JCC_DIRECTOR":
                    requireStatus(fault, StatusConstants.Task.JCC_ASSISTANT_APPROVED, "JCC处长审批");
                    fault.setJccDirectorOpinion(request.getOpinion());
                    fault.setJccDirectorResult(pass ? "通过" : "不通过");
                    fault.setJccDirectorTime(now);
                    fault.setTaskStatus(pass ? StatusConstants.Task.JCC_DIRECTOR_APPROVED : StatusConstants.Task.RETURNED);
                    break;
                default:
                    throw new BusinessException("未知审批环节");
            }
            fault.setUpdateTime(now);
            faultMapper.updateById(fault);
        }
    }
 
    @Transactional
    public List<WorkOrder> dispatch(Requests.DispatchRequest request) {
        if (request.getFaultIds() == null || request.getFaultIds().isEmpty()) {
            throw new BusinessException("请选择未派单故障");
        }
        List<WorkOrder> created = new ArrayList<>();
        for (Long faultId : request.getFaultIds()) {
            Fault fault = requireFault(faultId);
            if (!StatusConstants.Task.JCC_DIRECTOR_APPROVED.equals(fault.getTaskStatus())) {
                throw new BusinessException("故障 " + fault.getFaultCode() + " 未完成审批,不能派单");
            }
            List<Long> contractorIds = parseIds(fault.getContractorIds());
            if (contractorIds.isEmpty()) {
                throw new BusinessException("故障 " + fault.getFaultCode() + " 未分配承修单位");
            }
            long exists = workOrderMapper.selectCount(Wrappers.<WorkOrder>lambdaQuery()
                    .eq(WorkOrder::getFaultId, fault.getId()));
            if (exists > 0) {
                throw new BusinessException("故障 " + fault.getFaultCode() + " 已经派单");
            }
            List<Contractor> contractors = contractorMapper.selectBatchIds(contractorIds);
            Map<Long, Contractor> contractorMap = contractors.stream()
                    .collect(Collectors.toMap(Contractor::getId, Function.identity()));
            int sequence = 1;
            for (Long contractorId : contractorIds) {
                Contractor contractor = contractorMap.get(contractorId);
                if (contractor == null) {
                    continue;
                }
                WorkOrder workOrder = workOrderFromFault(fault);
                workOrder.setWorkOrderNo(fault.getFaultCode() + "/" + String.format("%02d", sequence++));
                workOrder.setContractorId(contractor.getId());
                workOrder.setContractorName(contractor.getName());
                workOrder.setCompletionStatus(StatusConstants.Completion.UNFINISHED);
                workOrder.setDispatchTime(LocalDateTime.now());
                workOrder.setCreateTime(LocalDateTime.now());
                workOrder.setUpdateTime(LocalDateTime.now());
                workOrderMapper.insert(workOrder);
                created.add(workOrder);
            }
            fault.setTaskStatus(StatusConstants.Task.DISPATCHED);
            fault.setDispatchTime(LocalDateTime.now());
            fault.setUpdateTime(LocalDateTime.now());
            faultMapper.updateById(fault);
        }
        return created;
    }
 
    public List<WorkOrder> listWorkOrders(String status, String keyword) {
        LambdaQueryWrapper<WorkOrder> query = Wrappers.lambdaQuery();
        if (StringUtils.hasText(status)) {
            query.in(WorkOrder::getCompletionStatus, Arrays.asList(status.split(",")));
        }
        if (StringUtils.hasText(keyword)) {
            query.and(wrapper -> wrapper
                    .like(WorkOrder::getWorkOrderNo, keyword)
                    .or().like(WorkOrder::getFaultCode, keyword)
                    .or().like(WorkOrder::getEquipmentName, keyword)
                    .or().like(WorkOrder::getContractorName, keyword));
        }
        query.orderByDesc(WorkOrder::getDispatchTime).orderByAsc(WorkOrder::getWorkOrderNo);
        return workOrderMapper.selectList(query);
    }
 
    public WorkOrder getWorkOrder(Long id) {
        return workOrderMapper.selectById(id);
    }
 
    @Transactional
    public void updateCompletionStatus(Requests.StatusRequest request) {
        WorkOrder workOrder = requireWorkOrder(request.getId());
        if (StatusConstants.Completion.COMPLETED.equals(workOrder.getCompletionStatus())) {
            throw new BusinessException("已完工派工单不能退回普通完工状态");
        }
        if (!Arrays.asList(
                StatusConstants.Completion.UNFINISHED,
                StatusConstants.Completion.WAIT_PARTS,
                StatusConstants.Completion.WAIT_TEST).contains(request.getStatus())) {
            throw new BusinessException("完工状态不合法");
        }
        workOrder.setCompletionStatus(request.getStatus());
        workOrder.setUpdateTime(LocalDateTime.now());
        workOrderMapper.updateById(workOrder);
    }
 
    @Transactional
    public void scoreWorkOrder(Requests.ScoreRequest request) {
        WorkOrder workOrder = requireWorkOrder(request.getId());
        if (request.getScore() == null || request.getScore() < 1 || request.getScore() > 5) {
            throw new BusinessException("修后质量评分必须在1至5之间");
        }
        workOrder.setScore(request.getScore());
        workOrder.setQualityOpinion(request.getOpinion());
        workOrder.setUpdateTime(LocalDateTime.now());
        workOrderMapper.updateById(workOrder);
    }
 
    @Transactional
    public CompletionInfo submitCompletion(Requests.CompletionRequest request) {
        WorkOrder workOrder = requireWorkOrder(request.getWorkOrderId());
        if (StatusConstants.Completion.COMPLETED.equals(workOrder.getCompletionStatus())) {
            throw new BusinessException("该派工单已完工上报,不能重复提交");
        }
        LocalDateTime now = LocalDateTime.now();
        workOrder.setCompletionStatus(StatusConstants.Completion.COMPLETED);
        workOrder.setUpdateTime(now);
        workOrderMapper.updateById(workOrder);
 
        CompletionInfo info = completionInfoMapper.selectOne(Wrappers.<CompletionInfo>lambdaQuery()
                .eq(CompletionInfo::getWorkOrderId, workOrder.getId()).last("LIMIT 1"));
        if (info == null) {
            info = new CompletionInfo();
            info.setWorkOrderId(workOrder.getId());
            info.setCreateTime(now);
        }
        info.setWorkOrderNo(workOrder.getWorkOrderNo());
        info.setXNo(workOrder.getXNo());
        info.setContractorName(workOrder.getContractorName());
        info.setEngineeringNo(request.getEngineeringNo());
        info.setStartDate(request.getStartDate());
        info.setFinishDate(request.getFinishDate());
        info.setContractorPerson(request.getContractorPerson());
        info.setTInternalConstruction(request.getTInternalConstruction());
        info.setRelatedProject(request.getRelatedProject());
        info.setDurationDays(request.getDurationDays());
        info.setPersonCount(request.getPersonCount());
        info.setAcceptanceMode(request.getAcceptanceMode());
        info.setQualityInfo(request.getQualityInfo());
        info.setReasonAnalysis(request.getReasonAnalysis());
        info.setFaultDescription(request.getFaultDescription());
        info.setItemName(request.getItemName());
        info.setSolution(joinSolutions(request));
        try {
            info.setSolutionsJson(objectMapper.writeValueAsString(request.getSolutions()));
            info.setConsumablesJson(objectMapper.writeValueAsString(request.getMaterials()));
            info.setConsumableCount(materialQuantity(request.getMaterials()));
        } catch (Exception exception) {
            info.setSolutionsJson("[]");
            info.setConsumablesJson("[]");
        }
        info.setSubmitTime(now);
        info.setUpdateTime(now);
        if (info.getId() == null) {
            completionInfoMapper.insert(info);
        } else {
            completionInfoMapper.updateById(info);
        }
 
        Acceptance acceptance = acceptanceMapper.selectOne(Wrappers.<Acceptance>lambdaQuery()
                .eq(Acceptance::getWorkOrderId, workOrder.getId()).last("LIMIT 1"));
        if (acceptance == null) {
            acceptance = new Acceptance();
            acceptance.setWorkOrderId(workOrder.getId());
            acceptance.setWorkOrderNo(workOrder.getWorkOrderNo());
            acceptance.setXNo(workOrder.getXNo());
            acceptance.setContractorName(workOrder.getContractorName());
            acceptance.setStage("APPLICATION");
            acceptance.setStatus(StatusConstants.Acceptance.APPLICATION_PENDING);
            acceptance.setApplyTime(now);
            acceptance.setCreateTime(now);
            acceptance.setUpdateTime(now);
            acceptanceMapper.insert(acceptance);
        }
        return info;
    }
 
    public List<Acceptance> listAcceptances(String stage) {
        LambdaQueryWrapper<Acceptance> query = Wrappers.lambdaQuery();
        if (StringUtils.hasText(stage)) {
            switch (stage) {
                case "APPLICATION":
                    query.in(Acceptance::getStatus,
                            StatusConstants.Acceptance.APPLICATION_PENDING,
                            StatusConstants.Acceptance.RETURNED_APPLICATION);
                    break;
                case "INSPECTOR":
                    query.in(Acceptance::getStatus,
                            StatusConstants.Acceptance.QUALITY_INSPECTOR_PENDING,
                            StatusConstants.Acceptance.RETURNED_INSPECTOR);
                    break;
                case "LEADER":
                    query.eq(Acceptance::getStatus, StatusConstants.Acceptance.QUALITY_LEADER_PENDING);
                    break;
                case "PRINT":
                    query.eq(Acceptance::getStatus, StatusConstants.Acceptance.PRINT_PENDING);
                    break;
                case "RATING":
                    query.eq(Acceptance::getStatus, StatusConstants.Acceptance.RATING_PENDING);
                    break;
                case "COMPLETED":
                    query.eq(Acceptance::getStatus, StatusConstants.Acceptance.COMPLETED);
                    break;
                default:
                    break;
            }
        }
        query.orderByDesc(Acceptance::getUpdateTime);
        return acceptanceMapper.selectList(query);
    }
 
    public Map<String, Object> acceptanceDetail(Long id) {
        Acceptance acceptance = acceptanceMapper.selectById(id);
        if (acceptance == null) {
            throw new BusinessException("验收记录不存在");
        }
        WorkOrder workOrder = requireWorkOrder(acceptance.getWorkOrderId());
        CompletionInfo completion = completionInfoMapper.selectOne(Wrappers.<CompletionInfo>lambdaQuery()
                .eq(CompletionInfo::getWorkOrderId, workOrder.getId()).last("LIMIT 1"));
        Map<String, Object> data = new LinkedHashMap<>();
        data.put("acceptance", acceptance);
        data.put("workOrder", workOrder);
        data.put("completion", completion);
        return data;
    }
 
    @Transactional
    public void acceptanceAction(Requests.AcceptanceActionRequest request) {
        Acceptance acceptance = acceptanceMapper.selectById(request.getId());
        if (acceptance == null) {
            throw new BusinessException("验收记录不存在");
        }
        WorkOrder workOrder = requireWorkOrder(acceptance.getWorkOrderId());
        if (!StatusConstants.Completion.COMPLETED.equals(workOrder.getCompletionStatus())) {
            throw new BusinessException("只有完工状态的派工单才能进入验收流程");
        }
        LocalDateTime now = LocalDateTime.now();
        String action = request.getAction();
        if ("SUBMIT".equalsIgnoreCase(action)) {
            requireAcceptance(acceptance, StatusConstants.Acceptance.APPLICATION_PENDING,
                    StatusConstants.Acceptance.RETURNED_APPLICATION);
            acceptance.setStage("QUALITY_INSPECTOR");
            acceptance.setStatus(StatusConstants.Acceptance.QUALITY_INSPECTOR_PENDING);
            acceptance.setApplyTime(now);
            acceptance.setApplyRemark(request.getOpinion());
        } else if ("PASS".equalsIgnoreCase(action)) {
            if (StatusConstants.Acceptance.QUALITY_INSPECTOR_PENDING.equals(acceptance.getStatus())
                    || StatusConstants.Acceptance.RETURNED_INSPECTOR.equals(acceptance.getStatus())) {
                acceptance.setInspectorResult("通过");
                acceptance.setInspectorOpinion(request.getOpinion());
                acceptance.setInspectorTime(now);
                acceptance.setStage("QUALITY_LEADER");
                acceptance.setStatus(StatusConstants.Acceptance.QUALITY_LEADER_PENDING);
            } else if (StatusConstants.Acceptance.QUALITY_LEADER_PENDING.equals(acceptance.getStatus())) {
                acceptance.setLeaderResult("通过");
                acceptance.setLeaderOpinion(request.getOpinion());
                acceptance.setLeaderTime(now);
                acceptance.setStage("PRINT");
                acceptance.setStatus(StatusConstants.Acceptance.PRINT_PENDING);
            } else {
                throw new BusinessException("当前验收状态不允许通过");
            }
        } else if ("REJECT".equalsIgnoreCase(action)) {
            if (StatusConstants.Acceptance.QUALITY_INSPECTOR_PENDING.equals(acceptance.getStatus())) {
                acceptance.setInspectorResult("打回");
                acceptance.setInspectorOpinion(request.getOpinion());
                acceptance.setInspectorTime(now);
                acceptance.setStage("APPLICATION");
                acceptance.setStatus(StatusConstants.Acceptance.RETURNED_APPLICATION);
            } else if (StatusConstants.Acceptance.QUALITY_LEADER_PENDING.equals(acceptance.getStatus())) {
                acceptance.setLeaderResult("打回");
                acceptance.setLeaderOpinion(request.getOpinion());
                acceptance.setLeaderTime(now);
                acceptance.setStage("QUALITY_INSPECTOR");
                acceptance.setStatus(StatusConstants.Acceptance.RETURNED_INSPECTOR);
            } else {
                throw new BusinessException("当前验收状态不允许打回");
            }
        } else if ("PRINT".equalsIgnoreCase(action)) {
            requireAcceptance(acceptance, StatusConstants.Acceptance.PRINT_PENDING);
            acceptance.setPrintTime(now);
            acceptance.setStage("RATING");
            acceptance.setStatus(StatusConstants.Acceptance.RATING_PENDING);
        } else if ("RATING".equalsIgnoreCase(action)) {
            requireAcceptance(acceptance, StatusConstants.Acceptance.RATING_PENDING);
            if (!StringUtils.hasText(request.getRating())) {
                throw new BusinessException("请选择修后质量评级");
            }
            acceptance.setRating(request.getRating());
            acceptance.setRatingRemark(request.getRatingRemark());
            acceptance.setRatingTime(now);
            acceptance.setStage("COMPLETED");
            acceptance.setStatus(StatusConstants.Acceptance.COMPLETED);
        } else {
            throw new BusinessException("未知验收动作");
        }
        acceptance.setUpdateTime(now);
        acceptanceMapper.updateById(acceptance);
    }
 
    /**
     * The 处理解决情况 field is a repeatable list; the legacy SOLUTION column keeps a joined copy.
     */
    private String joinSolutions(Requests.CompletionRequest request) {
        List<Requests.SolutionItem> items = request.getSolutions();
        if (items == null || items.isEmpty()) {
            return request.getSolution();
        }
        String joined = items.stream()
                .filter(item -> item != null && StringUtils.hasText(item.getContent()))
                .map(item -> item.getContent().trim())
                .collect(Collectors.joining("\uFF1B"));
        return joined.length() > 2000 ? joined.substring(0, 2000) : joined;
    }
 
    private int materialQuantity(List<Requests.MaterialItem> materials) {
        if (materials == null || materials.isEmpty()) {
            return 0;
        }
        return materials.stream()
                .filter(item -> item != null && item.getQuantity() != null)
                .mapToInt(Requests.MaterialItem::getQuantity)
                .sum();
    }
 
    private Fault requireFault(Long id) {
        Fault fault = faultMapper.selectById(id);
        if (fault == null) {
            throw new BusinessException("故障不存在");
        }
        return fault;
    }
 
    private WorkOrder requireWorkOrder(Long id) {
        WorkOrder workOrder = workOrderMapper.selectById(id);
        if (workOrder == null) {
            throw new BusinessException("派工单不存在");
        }
        return workOrder;
    }
 
    private void requireStatus(Fault fault, String status, String action) {
        if (!status.equals(fault.getTaskStatus())) {
            throw new BusinessException("故障 " + fault.getFaultCode() + " 当前状态不能执行" + action);
        }
    }
 
    private void requireAcceptance(Acceptance acceptance, String... statuses) {
        if (!Arrays.asList(statuses).contains(acceptance.getStatus())) {
            throw new BusinessException("当前验收状态不允许该操作");
        }
    }
 
    private boolean canEdit(Fault fault) {
        return StatusConstants.Task.UNREPORTED.equals(fault.getTaskStatus())
                || StatusConstants.Task.REPORTED_XCB.equals(fault.getTaskStatus())
                || StatusConstants.Task.RETURNED.equals(fault.getTaskStatus());
    }
 
    private void normalizeParentSystemSeparators(Fault fault) {
        if (StringUtils.hasText(fault.getParentSystem())) {
            fault.setParentSystem(fault.getParentSystem().replace(";", "、").replace(";", "、"));
        }
    }
 
    private void normalizeEquipmentIds(Fault fault) {
        Set<Long> ids = new LinkedHashSet<>(parseIds(fault.getEquipmentIds()));
        if (fault.getEquipmentId() != null) {
            ids.add(fault.getEquipmentId());
        }
        if (ids.isEmpty()) {
            throw new BusinessException("请选择装备名称");
        }
        List<Long> normalized = new ArrayList<>(ids);
        fault.setEquipmentIds(normalized.stream().map(String::valueOf).collect(Collectors.joining(",")));
        fault.setEquipmentId(normalized.get(0));
    }
 
    private List<Long> parseIds(String text) {
        if (!StringUtils.hasText(text)) {
            return Collections.emptyList();
        }
        return Arrays.stream(text.split(","))
                .filter(StringUtils::hasText)
                .map(Long::valueOf)
                .collect(Collectors.toList());
    }
 
    private WorkOrder workOrderFromFault(Fault fault) {
        WorkOrder workOrder = new WorkOrder();
        workOrder.setFaultId(fault.getId());
        workOrder.setFaultCode(fault.getFaultCode());
        workOrder.setXNo(fault.getXNo());
        workOrder.setEquipmentName(fault.getEquipmentName());
        workOrder.setEngineeringMajor(fault.getEngineeringMajor());
        workOrder.setTeamMajor(fault.getTeamMajor());
        workOrder.setParentSystem(fault.getParentSystem());
        workOrder.setReportUnit(fault.getReportUnit());
        workOrder.setReportDate(fault.getReportDate());
        workOrder.setReviewTime(fault.getXcbReviewTime());
        workOrder.setOwner(fault.getOwner());
        workOrder.setRequestedFinishDate(fault.getRequestedFinishDate());
        workOrder.setEngineeringNameDesc(fault.getEngineeringNameDesc());
        workOrder.setRepairRequirement(fault.getRepairRequirement());
        workOrder.setFaultImpact(fault.getFaultImpact());
        workOrder.setFaultNature(fault.getFaultNature());
        workOrder.setIsSelfRepair(fault.getIsSelfRepair());
        workOrder.setIsHRelated(fault.getIsHRelated());
        workOrder.setIsMonitorItem(fault.getIsMonitorItem());
        workOrder.setMonitorItem(fault.getMonitorItem());
        workOrder.setMonitorValue(fault.getMonitorValue());
        workOrder.setRemark(fault.getRemark());
        return workOrder;
    }
 
    private String buildEngineeringNo(Fault fault, int index) {
        String date = LocalDate.now().format(DateTimeFormatter.ofPattern("yyMMdd"));
        return "LX-" + fault.getXNo() + "-" + date + "-" + String.format("%03d", index);
    }
}