package common

import (
	"context"
	"database/sql"
	"errors"
	"fmt"
	"path/filepath"
	"strconv"
	"strings"

	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/consts"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/dao"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/allocationunits"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/contexts"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/rabbitmq"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm/handler"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm/hook"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model/entity"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/service"

	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/encoding/gjson"
	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gtime"
)

type sCommonBatchExecutionLog struct{}

type batchExecutionLogSummaryBatch struct {
	CreatedDept      int64       `orm:"created_dept"`
	TargetDeptId     int64       `orm:"target_dept_id"`
	SourceChannel    string      `orm:"source_channel"`
	ExecutionMode    int         `orm:"execution_mode"`
	Id               int64       `orm:"id"`
	BatchNo          string      `orm:"batch_no"`
	BatchType        int         `orm:"batch_type"`
	SourceBatchNo    string      `orm:"source_batch_no"`
	SourceType       *int        `orm:"source_type"`
	BatchAsyncStatus int         `orm:"batch_async_status"`
	RunResult        int         `orm:"run_result"`
	FailReason       string      `orm:"fail_reason"`
	TotalCount       int         `orm:"total_count"`
	SourceOssId      int64       `orm:"source_oss_id"`
	ResultOssId      int64       `orm:"result_oss_id"`
	BatchInfo        *gjson.Json `orm:"batch_info"`
	StartTime        *gtime.Time `orm:"start_time"`
	EndTime          *gtime.Time `orm:"end_time"`
}

func NewCommonBatchExecutionLog() *sCommonBatchExecutionLog {
	return &sCommonBatchExecutionLog{}
}

func init() {
	service.RegisterCommonBatchExecutionLog(NewCommonBatchExecutionLog())
}

func (s *sCommonBatchExecutionLog) batchModel(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   true,
		})
	}
	return handler.Model(dao.BatchMain.Ctx(ctx), option...)
}

func (s *sCommonBatchExecutionLog) detailModel(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   true,
		})
	}
	return handler.Model(dao.BatchDetail.Ctx(ctx), option...)
}

func (s *sCommonBatchExecutionLog) downloadModel(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   false,
		})
	}
	return handler.Model(dao.TResourceBatchDownload.Ctx(ctx), option...)
}

func (s *sCommonBatchExecutionLog) ossModel(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   false,
		})
	}
	return handler.Model(dao.SysOss.Ctx(ctx), option...)
}

// exportTaskModel 导出任务表；导出批次的结果文件只登记在这里。
func (s *sCommonBatchExecutionLog) exportTaskModel(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   false,
		})
	}
	return handler.Model(dao.TExportTask.Ctx(ctx), option...)
}

func (s *sCommonBatchExecutionLog) List(ctx context.Context, in *model.BatchExecutionLogListParam) (list []*model.BatchExecutionLogListModel, totalCount int, err error) {
	mod := s.batchModel(ctx).
		Fields(model.BatchExecutionLogListModel{})

	if in.BatchNo != "" {
		mod = mod.Where(dao.BatchMain.Columns().BatchNo+" LIKE ?", "%"+in.BatchNo+"%")
	}
	if keyword := strings.TrimSpace(in.Keyword); keyword != "" {
		like := "%" + keyword + "%"
		mod = mod.Where(
			"("+dao.BatchMain.Columns().BatchNo+" LIKE ? OR "+dao.BatchMain.Columns().OrderSn+" LIKE ? OR "+dao.BatchMain.Columns().FailReason+" LIKE ?)",
			like,
			like,
			like,
		)
	}
	if in.BatchAsyncStatus != nil {
		mod = mod.Where(dao.BatchMain.Columns().BatchAsyncStatus, *in.BatchAsyncStatus)
	}
	if in.SourceType != nil {
		mod = mod.Where(dao.BatchMain.Columns().SourceType, *in.SourceType)
	}
	if in.SourceChannel != "" {
		mod = mod.Where(dao.BatchMain.Columns().SourceChannel, in.SourceChannel)
	}
	if in.ExecutionMode != nil {
		mod = mod.Where(dao.BatchMain.Columns().ExecutionMode, *in.ExecutionMode)
	}
	mod = mod.Where(
		fmt.Sprintf("NOT (%s = ? AND COALESCE(%s, '') <> '' AND %s <> %s)", dao.BatchMain.Columns().BatchType, dao.BatchMain.Columns().SourceBatchNo, dao.BatchMain.Columns().SourceBatchNo, dao.BatchMain.Columns().BatchNo),
		consts.BatchTypeAllocate,
	)
	mod = executionLogBatchTypeModel(mod, dao.BatchMain.Columns().BatchType, dao.BatchMain.Columns().BatchInfo, in.BatchType)
	if len(in.CreatedAt) == 2 {
		in.CreatedAt[1] = in.CreatedAt[1].EndOfDay()
		mod = mod.WhereBetween(dao.BatchMain.Columns().CreatedAt, in.CreatedAt[0], in.CreatedAt[1])
	}

	mod = mod.Page(in.Page, in.PageSize).
		OrderDesc(dao.BatchMain.Columns().Id).
		Hook(hook.MemberSummary)

	if err = mod.ScanAndCount(&list, &totalCount, false); err != nil {
		err = gerror.Wrap(err, "获取执行日志列表失败，请稍后重试！")
		return
	}
	fields := []*allocationunits.Fields{}
	for _, item := range list {
		item.UnknownCount = batchExecutionLogUnknownCount(item.UnitInfo)
		item.RestartPhase, item.RestartResumeAt = batchRestartPhase(item.UnitInfo)
		if item.BatchType == consts.BatchTypeAllocate {
			item.Fields = allocationunits.Resolve(item.UnitInfo, item.CreatedDept, item.StoredTargetDeptId)
			fields = append(fields, &item.Fields)
		}
	}
	if err = allocationunits.Fill(ctx, contexts.GetTenantId(ctx), fields); err != nil {
		return nil, 0, err
	}

	return
}

func (s *sCommonBatchExecutionLog) Summary(ctx context.Context, in *model.BatchExecutionLogDetailParam) (res *model.BatchExecutionLogDetailModel, err error) {
	if in == nil || in.BatchNo == "" {
		return nil, gerror.New("批次号不能为空")
	}

	batch := &batchExecutionLogSummaryBatch{}
	mod := executionLogBatchTypeModel(
		s.batchModel(ctx).Where(dao.BatchMain.Columns().BatchNo, in.BatchNo),
		dao.BatchMain.Columns().BatchType,
		dao.BatchMain.Columns().BatchInfo,
		nil,
	)
	if err = mod.Scan(batch); err != nil {
		return nil, gerror.Wrap(err, "获取执行日志详情失败，请稍后重试！")
	}
	if batch.Id == 0 {
		return nil, gerror.New("执行日志不存在")
	}
	if isAllocateChildBatch(batch.BatchType, batch.BatchNo, batch.SourceBatchNo) {
		return nil, gerror.New("执行日志不存在")
	}

	res = &model.BatchExecutionLogDetailModel{
		SourceChannel:    batch.SourceChannel,
		ExecutionMode:    batch.ExecutionMode,
		Id:               batch.Id,
		BatchNo:          batch.BatchNo,
		BatchType:        batch.BatchType,
		SourceType:       batch.SourceType,
		BatchAsyncStatus: batch.BatchAsyncStatus,
		RunResult:        batch.RunResult,
		FailReason:       batch.FailReason,
		TotalCount:       batch.TotalCount,
		UnknownCount:     batchExecutionLogUnknownCount(batch.BatchInfo),
		StartTime:        batch.StartTime,
		EndTime:          batch.EndTime,
	}
	res.RestartPhase, res.RestartResumeAt = batchRestartPhase(batch.BatchInfo)

	if batch.BatchType == consts.BatchTypeAllocate {
		res.Fields = allocationunits.Resolve(batch.BatchInfo, batch.CreatedDept, batch.TargetDeptId)
		if err := allocationunits.Fill(ctx, contexts.GetTenantId(ctx), []*allocationunits.Fields{&res.Fields}); err != nil {
			return nil, err
		}
	}

	if sourceFile, err := s.getSourceFile(ctx, batch.SourceOssId, batch.BatchInfo); err != nil {
		return nil, err
	} else {
		res.SourceFile = sourceFile
	}

	// 导出任务的成品文件落在 t_export_task，不写 t_resource_batch_download，须分开取。
	var resultFile *model.BatchExecutionLogResultFileModel
	if batch.BatchType == consts.BatchTypeExport {
		resultFile, err = s.getExportResultFile(ctx, batch.BatchNo, batch.ResultOssId)
	} else {
		resultFile, err = s.getResultFile(ctx, batch.BatchNo, batch.ResultOssId, batch.BatchInfo)
	}
	if err != nil {
		return nil, err
	}
	res.ResultFile = resultFile

	return res, nil
}

func (s *sCommonBatchExecutionLog) DetailList(ctx context.Context, in *model.BatchDetailListParam) (list []*model.BatchDetailListModel, totalCount int, err error) {
	if in == nil || in.BatchNo == "" {
		return nil, 0, gerror.New("批次号不能为空")
	}

	batch, err := s.getDetailBatch(ctx, in.BatchNo, in.BatchType)
	if err != nil {
		return nil, 0, err
	}

	columns := dao.BatchDetail.Columns()
	detailBatchType := batch.BatchType
	mod := s.detailModel(ctx).
		Fields(
			columns.Id,
			columns.BatchNo,
			columns.BatchType,
			columns.DetailStatus,
			columns.RowNo,
			columns.ItemId,
			columns.ErrorReason,
			columns.Snapshot,
			columns.TenantId,
			columns.CreatedDept,
			columns.CreatedBy,
		).
		Where(columns.BatchType, detailBatchType)
	if isAllocateParentBatch(batch) {
		childBatches := s.batchModel(ctx).
			Fields(dao.BatchMain.Columns().BatchNo).
			Where(dao.BatchMain.Columns().BatchType, consts.BatchTypeAllocate).
			Where(dao.BatchMain.Columns().SourceBatchNo, batch.BatchNo).
			Where(dao.BatchMain.Columns().SourceBatchNo + " <> " + dao.BatchMain.Columns().BatchNo)
		mod = mod.Where("("+columns.BatchNo+" = ? OR "+columns.BatchNo+" IN (?))", batch.BatchNo, childBatches)
	} else {
		mod = mod.Where(columns.BatchNo, batch.BatchNo)
	}

	if in.DetailStatus != nil {
		mod = mod.Where(columns.DetailStatus, *in.DetailStatus)
	}
	if in.Iccid != "" {
		mod = mod.Where(columns.ItemId+" LIKE ?", "%"+in.Iccid+"%")
	}
	if keyword := strings.TrimSpace(in.Keyword); keyword != "" {
		like := "%" + keyword + "%"
		mod = mod.Where("("+columns.ItemId+" LIKE ? OR "+columns.ErrorReason+" LIKE ?)", like, like)
	}

	var details []*entity.BatchDetail
	mod = orderBatchCards(mod.Page(in.Page, in.PageSize), batch.BatchType)
	if err = mod.ScanAndCount(&details, &totalCount, false); err != nil {
		return nil, 0, gerror.Wrap(err, "获取批次执行明细列表失败，请稍后重试")
	}

	list = make([]*model.BatchDetailListModel, 0, len(details))
	displayRowStart := 0
	if in.Page > 0 && in.PageSize > 0 {
		displayRowStart = (in.Page - 1) * in.PageSize
	}
	for index, detail := range details {
		iccid, msisdn, imsi := batchExecutionLogDetailSnapshotCards(detail)
		item := &model.BatchDetailListModel{
			RowNo:                        displayRowStart + index + 1,
			Iccid:                        iccid,
			Msisdn:                       msisdn,
			Imsi:                         imsi,
			Imei:                         batchExecutionLogSnapshotValue(detail, "IMEI", "imei", "rawFields.IMEI"),
			ChanKey:                      batchExecutionLogSnapshotValue(detail, "chanKey", "chan_key", "rawFields.chanKey", "rawFields.chan_key", "rawFields.通道编号", "rawFields.通道编码", "rawFields.通道编号*"),
			CardType:                     batchExecutionLogSnapshotValue(detail, "cardType", "rawFields.cardType", "rawFields.卡类型"),
			UpPkgCode:                    batchExecutionLogSnapshotValue(detail, "upPkgCode", "rawFields.upPkgCode", "rawFields.上游套餐编码", "rawFields.上游套餐"),
			SuppliersCode:                batchExecutionLogSnapshotValue(detail, "suppliersCode", "rawFields.suppliersCode", "rawFields.供应商编码", "rawFields.供应商"),
			UpstreamActivationTime:       batchExecutionLogSnapshotValue(detail, "upstreamActivationTime", "rawFields.upstreamActivationTime", "rawFields.上游激活时间", "rawFields.上游给出激活时间"),
			InsertToPlugEnabled:          batchExecutionLogSnapshotValue(detail, "insertToPlugEnabled", "rawFields.insertToPlugEnabled", "rawFields.是否贴片转插拔"),
			CarrierTrafficCutoffEnabled:  batchExecutionLogSnapshotValue(detail, "carrierTrafficCutoffEnabled", "rawFields.carrierTrafficCutoffEnabled", "rawFields.是否运营商达量断网"),
			AgreementExpiryDate:          batchExecutionLogSnapshotValue(detail, "agreementExpiryDate", "rawFields.agreementExpiryDate", "rawFields.协议到期时间", "rawFields.协议期到期时间"),
			HasTestPeriod:                batchExecutionLogSnapshotValue(detail, "hasTestPeriod", "rawFields.hasTestPeriod", "rawFields.是否有测试期"),
			TestPeriodDays:               batchExecutionLogSnapshotValue(detail, "testPeriodDays", "rawFields.testPeriodDays", "rawFields.测试期天数"),
			TestPeriodLatestExpiryDate:   batchExecutionLogSnapshotValue(detail, "testPeriodLatestExpiryDate", "rawFields.testPeriodLatestExpiryDate", "rawFields.测试期最晚过期日期"),
			HasSilentPeriod:              batchExecutionLogSnapshotValue(detail, "hasSilentPeriod", "rawFields.hasSilentPeriod", "rawFields.是否有沉默期"),
			SilentPeriodDays:             batchExecutionLogSnapshotValue(detail, "silentPeriodDays", "rawFields.silentPeriodDays", "rawFields.沉默期天数"),
			SilentPeriodLatestExpiryDate: batchExecutionLogSnapshotValue(detail, "silentPeriodLatestExpiryDate", "rawFields.silentPeriodLatestExpiryDate", "rawFields.沉默期最晚过期日期"),
			DetailStatus:                 detail.DetailStatus,
		}
		if batch.BatchType == consts.BatchTypeAllocate {
			parentUnits := allocationunits.Resolve(batch.BatchInfo, batch.CreatedDept, batch.TargetDeptId)
			item.Fields = allocationunits.Resolve(detail.Snapshot, parentUnits.SourceDeptId, parentUnits.TargetDeptId)
			if item.SourceDeptName == "" && item.SourceDeptId == parentUnits.SourceDeptId {
				item.SourceDeptName = parentUnits.SourceDeptName
			}
			if item.TargetDeptName == "" && item.TargetDeptId == parentUnits.TargetDeptId {
				item.TargetDeptName = parentUnits.TargetDeptName
			}
		}

		if detail.ErrorReason != "" {
			item.Error = &model.BatchDetailErrorModel{
				Reason: detail.ErrorReason,
			}
		}
		list = append(list, item)
	}
	fields := []*allocationunits.Fields{}
	for _, item := range list {
		if batch.BatchType == consts.BatchTypeAllocate {
			fields = append(fields, &item.Fields)
		}
	}
	if err = allocationunits.Fill(ctx, contexts.GetTenantId(ctx), fields); err != nil {
		return nil, 0, err
	}

	return
}

// dataReviewQueryMessage 通知 Worker 对既有 operationId 做一次只读补查。
type dataReviewQueryMessage struct {
	BatchNo     string `json:"batchNo"`
	RequestedBy string `json:"requestedBy,omitempty"`
}

var publishDataReviewQuery = rabbitmq.Publish

// SyncReview 手动同步待核查批次的上游执行结果。
// 只重查既有受理号(jobId)，不重发办理请求、不清零自动补查计数；
// 上游仍无结论的明细继续保持待核查。
func (s *sCommonBatchExecutionLog) SyncReview(ctx context.Context, in *model.BatchExecutionLogSyncReviewParam) (res *model.BatchExecutionLogSyncReviewModel, err error) {
	if in == nil {
		in = &model.BatchExecutionLogSyncReviewParam{}
	}
	batchNo := strings.TrimSpace(in.BatchNo)
	reason := strings.TrimSpace(in.Reason)
	if batchNo == "" {
		return nil, gerror.New("批次编号不能为空")
	}

	columns := dao.BatchMain.Columns()
	batch := &entity.BatchMain{}
	// 沿用执行日志列表的可见性口径（部门权限过滤）。
	if err = s.batchModel(ctx).
		Fields(columns.Id, columns.BatchNo, columns.BatchType, columns.BatchAsyncStatus, columns.RunResult, columns.BatchInfo).
		Where(columns.BatchNo, batchNo).
		Scan(batch); err != nil {
		return nil, gerror.Wrap(err, "查询批次信息失败")
	}
	if batch.Id == 0 {
		return nil, gerror.New("批次不存在或无权限")
	}
	if batch.BatchAsyncStatus != consts.BatchAsyncStatusReview {
		return nil, gerror.New("仅待核查批次支持手动同步上游结果")
	}
	unknownCount := batchExecutionLogUnknownCount(batch.BatchInfo)
	if unknownCount <= 0 {
		return nil, gerror.New("该批次没有待核查明细")
	}

	message := dataReviewQueryMessage{BatchNo: batch.BatchNo, RequestedBy: contexts.GetUserName(ctx)}
	if err = publishDataReviewQuery(ctx, consts.QueueDataReviewQuery, message); err != nil {
		g.Log().Errorf(ctx, "手动同步上游结果消息发布失败, batchNo=%s, tenantId=%s, userId=%d, reason=%s, err=%+v",
			batch.BatchNo, contexts.GetTenantId(ctx), contexts.GetUserId(ctx), reason, err)
		return nil, gerror.Wrap(err, "发布上游结果同步消息失败")
	}
	g.Log().Infof(ctx, "手动同步上游结果消息已发布, batchNo=%s, batchType=%d, unknownCount=%d, tenantId=%s, userId=%d, reason=%s",
		batch.BatchNo, batch.BatchType, unknownCount, contexts.GetTenantId(ctx), contexts.GetUserId(ctx), reason)

	return &model.BatchExecutionLogSyncReviewModel{
		BatchNo:          batch.BatchNo,
		BatchType:        batch.BatchType,
		BatchAsyncStatus: batch.BatchAsyncStatus,
		UnknownCount:     unknownCount,
		Queued:           true,
	}, nil
}

func (s *sCommonBatchExecutionLog) getDetailBatch(ctx context.Context, batchNo string, batchType *int) (*entity.BatchMain, error) {
	if batchNo == "" {
		return nil, gerror.New("批次号不能为空")
	}

	columns := dao.BatchMain.Columns()
	batch := &entity.BatchMain{}
	mod := s.batchModel(ctx).
		Fields(
			columns.Id,
			columns.BatchNo,
			columns.BatchType,
			columns.SourceType,
			columns.SourceBatchNo,
			columns.BatchInfo,
			columns.CreatedDept, columns.TargetDeptId,
		).
		Where(columns.BatchNo, batchNo)
	mod = executionLogBatchTypeModel(mod, columns.BatchType, columns.BatchInfo, batchType)
	if err := mod.Scan(batch); err != nil {
		return nil, gerror.Wrap(err, "获取批次信息失败，请稍后重试")
	}
	if batch.Id == 0 {
		return nil, gerror.New("批次不存在")
	}
	if isAllocateChildBatch(batch.BatchType, batch.BatchNo, batch.SourceBatchNo) {
		return nil, gerror.New("批次不存在")
	}
	if !executionLogBatchTypeMatches(batch.BatchType, batch.BatchInfo, batchType) {
		return nil, gerror.New("批次类型不匹配")
	}
	return batch, nil
}

func executionLogBatchTypeModel(mod *gdb.Model, batchTypeColumn, batchInfoColumn string, requested *int) *gdb.Model {
	if requested == nil {
		return mod
	}
	if *requested == consts.BatchTypePrepare {
		return mod.Where(batchTypeColumn, consts.BatchTypePrepare)
	}
	if *requested == consts.BatchTypeAllocate {
		return mod.Where(
			fmt.Sprintf("(%s = ? OR (%s = ? AND JSON_UNQUOTE(JSON_EXTRACT(%s, '$.targetBatchType')) = ?))", batchTypeColumn, batchTypeColumn, batchInfoColumn),
			consts.BatchTypeAllocate,
			consts.BatchTypePrepare,
			strconv.Itoa(*requested),
		)
	}
	return mod.Where(
		fmt.Sprintf("(%s = ? OR (%s = ? AND JSON_UNQUOTE(JSON_EXTRACT(%s, '$.targetBatchType')) = ?))", batchTypeColumn, batchTypeColumn, batchInfoColumn),
		*requested,
		consts.BatchTypePrepare,
		strconv.Itoa(*requested),
	)
}

func executionLogBatchTypeMatches(actual int, info *gjson.Json, requested *int) bool {
	if requested == nil {
		return true
	}
	if actual == *requested {
		return true
	}
	return actual == consts.BatchTypePrepare && info != nil && info.Get("targetBatchType").Int() == *requested
}

func isAllocateParentBatch(batch *entity.BatchMain) bool {
	if batch == nil || batch.BatchType != consts.BatchTypeAllocate || isAllocateChildBatch(batch.BatchType, batch.BatchNo, batch.SourceBatchNo) {
		return false
	}
	return true
}

func isAllocateChildBatch(batchType int, batchNo, sourceBatchNo string) bool {
	return batchType == consts.BatchTypeAllocate &&
		strings.TrimSpace(sourceBatchNo) != "" &&
		strings.TrimSpace(sourceBatchNo) != strings.TrimSpace(batchNo)
}

func batchExecutionLogDetailSnapshotCards(detail *entity.BatchDetail) (iccid, msisdn, imsi string) {
	if detail == nil {
		return
	}
	if detail.Snapshot != nil {
		iccid = strings.TrimSpace(detail.Snapshot.Get("ICCID").String())
		msisdn = strings.TrimSpace(detail.Snapshot.Get("MSISDN").String())
		imsi = strings.TrimSpace(detail.Snapshot.Get("IMSI").String())
		if iccid == "" {
			iccid = strings.TrimSpace(detail.Snapshot.Get("iccid").String())
		}
		if msisdn == "" {
			msisdn = strings.TrimSpace(detail.Snapshot.Get("msisdn").String())
		}
		if imsi == "" {
			imsi = strings.TrimSpace(detail.Snapshot.Get("imsi").String())
		}
	}
	if iccid == "" {
		iccid = detail.ItemId
	}
	return
}

func batchExecutionLogSnapshotValue(detail *entity.BatchDetail, paths ...string) string {
	if detail == nil || detail.Snapshot == nil {
		return ""
	}
	for _, path := range paths {
		value := strings.TrimSpace(detail.Snapshot.Get(path).String())
		if value != "" {
			return value
		}
	}
	return ""
}

func (s *sCommonBatchExecutionLog) getSourceFile(ctx context.Context, sourceOssId int64, batchInfo *gjson.Json) (*model.BatchExecutionLogFileModel, error) {
	ossId := sourceOssId
	if ossId == 0 {
		ossId = legacySourceOssId(batchInfo)
	}
	if ossId == 0 {
		return nil, nil
	}
	oss := &entity.SysOss{}
	if err := s.ossModel(ctx).
		Where(dao.SysOss.Columns().OssId, ossId).
		Scan(oss); err != nil {
		return nil, gerror.Wrap(err, "获取原始文件信息失败，请稍后重试！")
	}
	if oss.OssId == 0 {
		return nil, nil
	}

	return &model.BatchExecutionLogFileModel{
		OssId: oss.OssId,
		Url:   batchExecutionLogFileURL(ctx, oss.Url, oss.Path),
	}, nil
}

func (s *sCommonBatchExecutionLog) getResultFile(ctx context.Context, batchNo string, resultOssId int64, batchInfo *gjson.Json) (*model.BatchExecutionLogResultFileModel, error) {
	download := &entity.TResourceBatchDownload{}
	// 出库/划拨/导出等批次不写 t_resource_batch_download，查不到记录按「无结果文件」处理，
	// 不能当异常抛给页面（否则详情弹窗整体报 sql: no rows in result set）。
	if err := s.downloadModel(ctx).
		Where(dao.TResourceBatchDownload.Columns().BatchNo, batchNo).
		OrderDesc(dao.TResourceBatchDownload.Columns().Id).
		Limit(1).
		Scan(download); err != nil && !errors.Is(err, sql.ErrNoRows) {
		return nil, gerror.Wrap(err, "获取结果文件信息失败，请稍后重试！")
	}
	ossId := resultOssId
	if ossId == 0 && download.OssId > 0 {
		ossId = download.OssId
	}
	if ossId == 0 {
		ossId = legacyResultOssId(batchInfo)
	}
	if download.Id == 0 && ossId == 0 {
		return nil, nil
	}

	url := batchExecutionLogFileURL(ctx, download.FileUrl, download.FilePath)
	originalName := ""
	if ossId > 0 {
		oss := &entity.SysOss{}
		if scanErr := s.ossModel(ctx).
			Where(dao.SysOss.Columns().OssId, ossId).
			Scan(oss); scanErr != nil && !errors.Is(scanErr, sql.ErrNoRows) {
			return nil, gerror.Wrap(scanErr, "获取结果文件OSS信息失败，请稍后重试！")
		}
		if oss.OssId > 0 {
			originalName = oss.OriginalName
			if ossUrl := batchExecutionLogFileURL(ctx, oss.Url, oss.Path); ossUrl != "" {
				url = ossUrl
			}
		}
	}

	return &model.BatchExecutionLogResultFileModel{
		DownloadId:     download.Id,
		OssId:          ossId,
		Url:            url,
		OriginalName:   originalName,
		DownloadStatus: resultDownloadStatus(download),
	}, nil
}

// getExportResultFile 只暴露任务 ID；文件必须经下载中心重新校验本人、权限和有效期。
func (s *sCommonBatchExecutionLog) getExportResultFile(ctx context.Context, taskNo string, _ int64) (*model.BatchExecutionLogResultFileModel, error) {
	task := &entity.TExportTask{}
	if err := s.exportTaskModel(ctx).
		Where(dao.TExportTask.Columns().TaskNo, taskNo).
		Where(dao.TExportTask.Columns().OwnerUserId, contexts.GetUserId(ctx)).
		Scan(task); err != nil && !errors.Is(err, sql.ErrNoRows) {
		return nil, gerror.Wrap(err, "获取结果文件信息失败，请稍后重试！")
	}
	if task.Id <= 0 || task.DeletedTime != nil || task.Status != consts.DownloadStatusGenerated || task.OssId <= 0 ||
		(task.ExpireTime != nil && task.ExpireTime.Before(gtime.Now())) || !hasExportPermission(ctx, task.PermCode) {
		return nil, nil
	}
	return &model.BatchExecutionLogResultFileModel{
		ExportTaskId:   task.Id,
		OriginalName:   task.FileName,
		DownloadStatus: consts.DownloadStatusGenerated,
	}, nil
}

func batchExecutionLogUnknownCount(batchInfo *gjson.Json) int {
	if batchInfo == nil {
		return 0
	}
	return batchInfo.Get("apnUnknownCount").Int()
}

// batchRestartPhase 从 batch_info 取出重启阶段与计划复机时间。
// 重启批次停机完成后要等待若干分钟再复机，这段时间主状态仍是处理中，
// 明细却已落终态；前端据此显示「等待复机」，避免误以为卡住或已办结。
func batchRestartPhase(batchInfo *gjson.Json) (phase, resumeAt string) {
	if batchInfo == nil {
		return "", ""
	}
	return strings.TrimSpace(batchInfo.Get("restart.phase").String()),
		strings.TrimSpace(batchInfo.Get("restart.resumeAt").String())
}

func legacySourceOssId(batchInfo *gjson.Json) int64 {
	if batchInfo == nil {
		return 0
	}
	for _, path := range []string{"importFileOssId", "source.importFileOssId", "source.inputFileOssId"} {
		if ossId := batchInfo.Get(path).Int64(); ossId > 0 {
			return ossId
		}
	}
	return 0
}

func legacyResultOssId(batchInfo *gjson.Json) int64 {
	if batchInfo == nil {
		return 0
	}
	return batchInfo.Get("resultFileOssId").Int64()
}

func resultDownloadStatus(download *entity.TResourceBatchDownload) int {
	if download != nil && download.Id > 0 {
		return download.DownloadStatus
	}
	return consts.DownloadStatusGenerated
}

func batchExecutionLogFileURL(ctx context.Context, storedURL string, storedPath string) string {
	if url := normalizeBatchLocalUploadURL(ctx, storedURL); url != "" {
		return url
	}
	if url := normalizeBatchLocalUploadURL(ctx, storedPath); url != "" {
		return url
	}
	return strings.TrimSpace(storedURL)
}

func normalizeBatchLocalUploadURL(ctx context.Context, value string) string {
	value = strings.TrimSpace(value)
	if value == "" {
		return ""
	}
	lower := strings.ToLower(value)
	if strings.HasPrefix(lower, "http://") || strings.HasPrefix(lower, "https://") {
		return value
	}
	normalized := filepath.ToSlash(filepath.Clean(value))
	if normalized == "/upload" || strings.HasPrefix(normalized, "/upload/") {
		return normalized
	}

	if configType, err := service.SysConfig().GetConfigByKey(ctx, consts.ConfigOssUrlPath); err == nil && configType != nil {
		configValue := strings.TrimSpace(configType.ConfigValue)
		if configValue != "" {
			if strings.Contains(configValue, "|") {
				split := strings.SplitN(configValue, "|", 2)
				from := strings.TrimSpace(filepath.ToSlash(split[0]))
				to := strings.TrimSpace(filepath.ToSlash(split[1]))
				if suffix, ok := batchLocalUploadMappedSuffix(normalized, from); ok {
					return batchJoinUploadURL(to, suffix)
				}
			} else if suffix := batchLocalUploadRelativePath(normalized); suffix != "" {
				return batchJoinUploadURL(configValue, suffix)
			}
		}
	}

	if suffix := batchLocalUploadRelativePath(normalized); suffix != "" {
		return batchJoinUploadURL("/upload", suffix)
	}
	if strings.HasPrefix(normalized, "/") {
		return normalized
	}
	return ""
}

func batchLocalUploadMappedSuffix(filePath string, from string) (string, bool) {
	from = strings.Trim(strings.TrimSpace(filepath.ToSlash(from)), "/")
	if from == "" {
		return "", false
	}
	normalized := strings.TrimSpace(filepath.ToSlash(filePath))
	marker := "/" + from + "/"
	if idx := strings.Index(normalized, marker); idx >= 0 {
		return strings.TrimPrefix(normalized[idx+len(marker):], "/"), true
	}
	prefix := from + "/"
	if strings.HasPrefix(normalized, prefix) {
		return strings.TrimPrefix(normalized[len(prefix):], "/"), true
	}
	if strings.Trim(normalized, "/") == from {
		return "", true
	}
	return "", false
}

func batchLocalUploadRelativePath(filePath string) string {
	normalized := filepath.ToSlash(filepath.Clean(strings.TrimSpace(filePath)))
	for _, marker := range []string{
		"resource/upload/",
		"/resource/upload/",
		"/app/resource/upload/",
		"/app/upload/",
		"upload/",
		"/upload/",
	} {
		if idx := strings.Index(normalized, marker); idx >= 0 {
			return strings.TrimPrefix(normalized[idx+len(marker):], "/")
		}
	}
	return ""
}

func batchJoinUploadURL(base string, suffix string) string {
	base = strings.TrimRight(strings.TrimSpace(filepath.ToSlash(base)), "/")
	suffix = strings.TrimLeft(strings.TrimSpace(filepath.ToSlash(suffix)), "/")
	if base == "" {
		base = "/upload"
	}
	if suffix == "" {
		return base
	}
	return base + "/" + suffix
}