package renewchange

import (
	"context"
	"sort"
	"strconv"
	"strings"
	"time"

	"github.com/gogf/gf/v2/container/gvar"
	"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"

	"git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/consts"
	"git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/model/entity"
	rc "git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/repository/renewchange"
)

const prepareProcessingRetryAfter = 2 * time.Minute

// PrepareExecutor 处理 batch_type=4 的预处理批次。
// 它根据 batch_info.targetBatchType 把工作路由到 renew/change 的准备逻辑上。
//
// 成功：保持 batch_type=4, batch_async_status=Success, run_result=Success；
//
//	写 batch_info 报价/客户/套餐快照；不改业务表。
//
// 失败：转为目标业务类型后写 Failed；明细失败 + 原因；不改业务表。
// 旧/重复消息：被处理过的批次（async != Processing）会直接安全忽略。
type PrepareExecutor struct {
	repo    *Repository
	nowFunc NowFunc
}

// NewPrepareExecutor 返回默认的预处理执行器。
func NewPrepareExecutor(repo *Repository) *PrepareExecutor {
	if repo == nil {
		repo = NewRepository()
	}
	return &PrepareExecutor{repo: repo, nowFunc: timeNow}
}

// SetNowFunc 注入时钟，便于测试。
func (p *PrepareExecutor) SetNowFunc(now NowFunc) { p.nowFunc = now }

// CanExecuteProcessing allows a redelivered message to reclaim a stale prepare
// batch after a worker crash or shutdown between claim and finalization.
func (p *PrepareExecutor) CanExecuteProcessing(_ context.Context, main *entity.BatchMain) (bool, error) {
	if main == nil || main.BatchType != consts.BatchTypePrepare || main.BatchAsyncStatus != consts.BatchAsyncStatusProcessing {
		return false, nil
	}
	if main.StartTime == nil || main.StartTime.IsZero() {
		return true, nil
	}
	return p.nowFunc().Sub(main.StartTime.Time) >= prepareProcessingRetryAfter, nil
}

// Execute 实现 batch.Executor。
func (p *PrepareExecutor) Execute(ctx context.Context, batchNo string) error {
	batchNo = strings.TrimSpace(batchNo)
	if batchNo == "" {
		return gerror.New("prepare batch number is empty")
	}
	main, err := p.repo.LoadProcessingBatch(ctx, batchNo, consts.BatchTypePrepare)
	if err != nil {
		return err
	}
	targetType := readTargetBatchType(main.BatchInfo)
	if targetType != consts.BatchTypeRenew && targetType != consts.BatchTypeChange {
		return p.finalizeBatchFailure(ctx, main, "预处理批次缺少合法 targetBatchType（必须是 101 或 102）", nil)
	}
	details, err := p.repo.LoadRunningDetails(ctx, batchNo, consts.BatchTypePrepare)
	if err != nil {
		return gerror.Wrap(err, "load prepare details failed")
	}
	if len(details) == 0 {
		return p.finalizeBatchFailure(ctx, main, "预处理批次无可处理的明细", nil)
	}
	options := loadPrepareOptions(main.BatchInfo)
	result, err := p.validate(ctx, main, targetType, options, details)
	if err != nil {
		return gerror.Wrap(err, "prepare validate failed")
	}
	if result.hasFailure {
		return p.finalizeBatchFailure(ctx, main, result.failureReason, mergeRowErrors(result.perRow, result.rowErrors))
	}
	return p.finalizeBatchSuccess(ctx, main, targetType, result, details)
}

type prepareOptions struct {
	customerAgentID int64
	targetAgentID   int64
	priceScope      int
	// change 专用
	newPackageCode string
	durationValue  int
	durationSet    bool
}

type prepareOutcome struct {
	hasFailure    bool
	failureReason string
	perRow        map[int]string
	priceSnap     *RenewPriceSnapshot
	changeSnap    *ChangePrepareSnapshot
	changePrice   *ChangePriceSnapshot
	customer      *customerInfo
	packageInfo   *packageInfo
	rowErrors     map[int]string
	rows          map[int]*RenewRow
}

type customerInfo struct {
	AgentID  int64  `json:"agentId"`
	Name     string `json:"name"`
	DeptID   int64  `json:"deptId"`
	TenantID string `json:"tenantId"`
}

type packageInfo struct {
	Code      string  `json:"code"`
	Name      string  `json:"name"`
	Type      int     `json:"type"`
	FlowMb    float64 `json:"flowMb"`
	Duration  int     `json:"durationMonths"`
	UnitPrice float64 `json:"unitPrice"`
}

const renewSamePeriodFailureReason = "同一批续费卡当前套餐开始时间和到期时间必须一致"
const renewExpireWindowMonths = 6
const renewExpireFailureReason = "距离到期超过6个月，不能续费"

func (p *PrepareExecutor) validate(ctx context.Context, main *rc.BatchMainRow, targetType int, options prepareOptions, details []*rc.BatchDetailRow) (*prepareOutcome, error) {
	now := p.nowFunc()
	rows := make([]*RenewRow, 0, len(details))
	iccids := make([]string, 0, len(details))
	rowErrors := map[int]string{}
	for _, d := range details {
		if d == nil {
			continue
		}
		iccid := strings.TrimSpace(d.ItemId)
		if iccid == "" && d.Snapshot != nil {
			iccid = prepareJSONValue(d.Snapshot, "iccid", "ICCID")
		}
		row := &RenewRow{
			RowNo:  d.RowNo,
			ICCID:  iccid,
			Reason: strings.TrimSpace(d.ErrorReason),
		}
		if d.Snapshot != nil {
			row.MSISDN = prepareJSONValue(d.Snapshot, "msisdn", "MSISDN")
			row.IMSI = prepareJSONValue(d.Snapshot, "imsi", "IMSI")
			row.NewPkgCode = strings.TrimSpace(d.Snapshot.Get("newPackageCode").String())
			row.PackageCode = strings.TrimSpace(d.Snapshot.Get("packageCode").String())
			row.OldPkgCode = strings.TrimSpace(d.Snapshot.Get("oldPackageCode").String())
			row.OldPkgName = strings.TrimSpace(d.Snapshot.Get("oldPackageName").String())
			row.OutboundBatchNo = strings.TrimSpace(d.Snapshot.Get("outboundBatchNo").String())
			row.SourceBatchNo = strings.TrimSpace(d.Snapshot.Get("sourceBatchNo").String())
		}
		rows = append(rows, row)
	}
	if err := p.resolvePrepareRowIdentities(ctx, main.TenantId, rows, rowErrors); err != nil {
		return nil, err
	}
	iccids = collectPrepareIccids(rows, rowErrors)
	cards, err := p.repo.Tables().LoadCardsByIccids(ctx, iccids)
	if err != nil {
		return nil, gerror.Wrap(err, "load sim cards failed")
	}
	var bindRows []*rc.SimCardBindPkg
	if targetType == consts.BatchTypeRenew {
		bindRows, err = p.repo.Tables().LoadRenewBindRowsByIccids(ctx, iccids)
	} else {
		bindRows, err = p.repo.Tables().LoadActiveBindRowsByIccids(ctx, iccids)
	}
	if err != nil {
		return nil, gerror.Wrap(err, "load current subscriptions failed")
	}
	out := &prepareOutcome{
		perRow:    map[int]string{},
		rowErrors: rowErrors,
		rows:      make(map[int]*RenewRow, len(rows)),
	}
	for _, row := range rows {
		out.rows[row.RowNo] = row
	}
	sourceBatchNo := executionSourceBatchNo(main, main.BatchInfo)
	// 选择基准套餐/价格：先按相同 packageCode 收敛；多个则统一失败。
	packageCodes := map[string]struct{}{}
	customerIDs := map[int64]struct{}{}
	for _, row := range rows {
		if row.Reason != "" {
			out.rowErrors[row.RowNo] = row.Reason
		}
	}
	for _, row := range rows {
		if strings.TrimSpace(out.rowErrors[row.RowNo]) != "" {
			continue
		}
		if row.ICCID == "" {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], "ICCID不能为空")
			continue
		}
		card, ok := cards[row.ICCID]
		if !ok || card == nil {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], rcLocalize("errCardNotFound"))
			continue
		}
		if card.TenantId != "" && main.TenantId != "" && card.TenantId != main.TenantId {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], "ICCID不属于当前租户")
			continue
		}
		if card.DeptId <= 0 {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], rcLocalize("errCardNotFound"))
			continue
		}
		if strings.TrimSpace(card.CurrentPackageCode) == "" {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], rcLocalize("errCardNoCurrentPackage"))
			continue
		}
		bind, futureBinds, bindErr := selectCurrentSubscription(bindRows, row.ICCID)
		if bindErr != nil {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], bindErr.Error())
			continue
		}
		if bindErr = validateCurrentSubscription(card, bind, subscriptionValidation{
			ICCID:          row.ICCID,
			MSISDN:         row.MSISDN,
			IMSI:           row.IMSI,
			TenantID:       main.TenantId,
			CustomerDeptID: card.DeptId,
			PackageCode:    card.CurrentPackageCode,
			SourceBatchNo:  sourceBatchNo,
		}); bindErr != nil {
			out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], bindErr.Error())
			continue
		}
		periodBind := bind
		if targetType == consts.BatchTypeRenew {
			periodBind = renewBaseSubscriptionForCard(card, bind, futureBinds)
			if periodBind == nil || periodBind.ExpectedExpireTime == nil {
				out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], "没有预计到期时间，不能续费")
				continue
			}
			if renewExpireAfterAllowedWindow(periodBind.ExpectedExpireTime, now) {
				out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], renewExpireFailureReason)
				continue
			}
		}
		row.MSISDN = strings.TrimSpace(card.Msisdn)
		row.IMSI = strings.TrimSpace(card.Imsi)
		row.CustomerID = card.DeptId
		row.PackageCode = strings.TrimSpace(card.CurrentPackageCode)
		row.OldPkgCode = strings.TrimSpace(periodBind.PackageCode)
		row.OldBindSubNo = strings.TrimSpace(periodBind.SubscriptionNo)
		row.OldBindOrdNo = strings.TrimSpace(periodBind.OrderCode)
		row.OldEffTime = periodBind.EffectiveTime
		row.OldExpireTime = periodBind.ExpectedExpireTime
		row.SourceBatchNo = sourceBatchNo
		customerIDs[card.DeptId] = struct{}{}
		packageCodes[row.PackageCode] = struct{}{}
	}
	if setPrepareFailureFromRows(out, rows) {
		return out, nil
	}
	// 续费/变更专属校验
	if targetType == consts.BatchTypeRenew {
		if len(packageCodes) > 1 {
			out.rowErrors[0] = rcLocalize("errMultiplePackages")
			out.hasFailure = true
			out.failureReason = rcLocalize("errMultiplePackages")
			return out, nil
		}
		if err := validateRenewSameCurrentPeriod(rows, out.rowErrors); err != nil {
			out.rowErrors[0] = err.Error()
			out.hasFailure = true
			out.failureReason = err.Error()
			return out, nil
		}
	} else {
		if options.newPackageCode == "" {
			out.rowErrors[0] = rcLocalize("errNewPackageNotInChange")
			out.hasFailure = true
			out.failureReason = "变更批次缺少新套餐编码"
			return out, nil
		}
	}
	// 同批客户单一性：多个客户按全批失败处理。
	if len(customerIDs) > 1 {
		out.rowErrors[0] = rcLocalize("errMultipleCustomers")
		out.hasFailure = true
		out.failureReason = rcLocalize("errMultipleCustomers")
		return out, nil
	}
	// 选择客户
	var customerID int64
	for id := range customerIDs {
		customerID = id
	}
	// 加载套餐、客户、价格
	var (
		curPkg *rc.FlowPackageInfo
		newPkg *rc.FlowPackageInfo
	)
	for code := range packageCodes {
		pkg, err := p.repo.Tables().LoadPackageByCode(ctx, main.TenantId, code)
		if err != nil || pkg == nil {
			out.rowErrors[0] = rcLocalize("errPkgNotFound")
			out.hasFailure = true
			out.failureReason = "当前套餐不存在或未启用"
			return out, nil
		}
		if pkg.Enabled != 1 {
			out.rowErrors[0] = rcLocalize("errPkgDisabled")
			out.hasFailure = true
			out.failureReason = "当前套餐未启用"
			return out, nil
		}
		curPkg = pkg
		for _, row := range rows {
			if row.PackageCode == pkg.PackageCode {
				row.OldPkgName = pkg.PackageName
			}
		}
	}
	if targetType == consts.BatchTypeChange {
		newPkg, err = p.repo.Tables().LoadPackageByCode(ctx, main.TenantId, options.newPackageCode)
		if err != nil || newPkg == nil {
			out.rowErrors[0] = rcLocalize("errTargetPkgNotFound")
			out.hasFailure = true
			out.failureReason = "目标套餐不存在或未启用"
			return out, nil
		}
		if newPkg.Enabled != 1 {
			out.rowErrors[0] = rcLocalize("errPkgDisabled")
			out.hasFailure = true
			out.failureReason = "目标套餐未启用"
			return out, nil
		}
		if curPkg != nil && curPkg.PackageType != newPkg.PackageType {
			out.rowErrors[0] = rcLocalize("errPackageTypeMismatch")
			out.hasFailure = true
			out.failureReason = rcLocalize("errPackageTypeMismatch")
			return out, nil
		}
		if curPkg != nil && curPkg.PackageCode == newPkg.PackageCode {
			out.rowErrors[0] = rcLocalize("errNewPackageSameAsOld")
			out.hasFailure = true
			out.failureReason = rcLocalize("errNewPackageSameAsOld")
			return out, nil
		}
		if curPkg.ChangeablePackageCodes == nil || curPkg.ChangeablePackageCodes.IsNil() {
			out.rowErrors[0] = rcLocalize("errNoChangeablePackages")
			out.hasFailure = true
			out.failureReason = rcLocalize("errNoChangeablePackages")
			return out, nil
		}
		allowed := false
		for _, c := range curPkg.ChangeablePackageCodes.Interfaces() {
			if strings.TrimSpace(stringify(c)) == newPkg.PackageCode {
				allowed = true
				break
			}
		}
		if !allowed {
			out.rowErrors[0] = rcLocalize("errNewPackageNotInChange")
			out.hasFailure = true
			out.failureReason = rcLocalize("errNewPackageNotInChange")
			return out, nil
		}
		for _, row := range rows {
			row.NewPkgCode = newPkg.PackageCode
		}
	}
	customerName, err := p.repo.Tables().LoadDeptName(ctx, main.TenantId, customerID)
	if err != nil || customerName == "" {
		out.rowErrors[0] = rcLocalize("errDeptNotFound")
		out.hasFailure = true
		out.failureReason = rcLocalize("errDeptNotFound")
		return out, nil
	}
	customer := &customerInfo{
		AgentID:  options.customerAgentID,
		Name:     customerName,
		DeptID:   customerID,
		TenantID: main.TenantId,
	}
	out.customer = customer
	// 单卡校验
	for _, row := range rows {
		if row.ICCID == "" {
			continue
		}
		card := cards[row.ICCID]
		if card == nil {
			continue
		}
		// 续费时长校验
		if targetType == consts.BatchTypeRenew {
			if curPkg.RenewableDurationConfig == nil || curPkg.RenewableDurationConfig.IsNil() {
				out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], rcLocalize("errRenewDurationEmpty"))
				continue
			}
			opts, err := renewableYearOptions(curPkg.RenewableDurationConfig)
			if err != nil || len(opts) == 0 {
				out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], rcLocalize("errRenewDurationEmpty"))
				continue
			}
			if options.durationSet && !rc.ContainsInt(opts, options.durationValue) {
				out.rowErrors[row.RowNo] = appendIfEmpty(out.rowErrors[row.RowNo], rcLocalize("errRenewableDurationMiss"))
				continue
			}
		}
	}
	// 解析价格
	priceSnap, changePrice, err := p.resolvePrice(ctx, main, options, targetType, curPkg, newPkg, customer)
	if err != nil {
		out.rowErrors[0] = err.Error()
		out.hasFailure = true
		out.failureReason = err.Error()
		return out, nil
	}
	out.priceSnap = priceSnap
	if targetType == consts.BatchTypeRenew {
		fillRenewBeginSnapshot(priceSnap, rows, out.rowErrors)
	}
	if changePrice != nil {
		out.changePrice = changePrice
	}
	if targetType == consts.BatchTypeChange && curPkg != nil {
		out.changeSnap = &ChangePrepareSnapshot{
			SourceBatchNo:    executionSourceBatchNo(main, main.BatchInfo),
			CustomerAgentId:  customer.DeptID,
			CustomerName:     customer.Name,
			OldPackageCode:   curPkg.PackageCode,
			OldPackageName:   curPkg.PackageName,
			OldPackageType:   curPkg.PackageType,
			OldPackageFlowMb: curPkg.FlowMb,
			Quantity:         len(rows),
		}
	}
	if curPkg != nil {
		out.packageInfo = &packageInfo{
			Code:      curPkg.PackageCode,
			Name:      curPkg.PackageName,
			Type:      curPkg.PackageType,
			FlowMb:    curPkg.FlowMb,
			Duration:  options.durationValue,
			UnitPrice: priceSnap.RenewUnitPrice,
		}
	}
	// 把行级错误汇总到 hasFailure
	for _, msg := range out.rowErrors {
		if strings.TrimSpace(msg) != "" {
			out.hasFailure = true
			break
		}
	}
	if out.hasFailure {
		if out.failureReason == "" {
			if len(rows) == 1 {
				out.failureReason = strings.TrimSpace(out.rowErrors[rows[0].RowNo])
			}
			if out.failureReason != "" {
				return out, nil
			}
			out.failureReason = "同批存在不满足条件的卡，本次未执行"
		}
	}
	return out, nil
}

func setPrepareFailureFromRows(out *prepareOutcome, rows []*RenewRow) bool {
	if out == nil {
		return false
	}
	for _, msg := range out.rowErrors {
		if strings.TrimSpace(msg) != "" {
			out.hasFailure = true
			break
		}
	}
	if !out.hasFailure {
		return false
	}
	if len(rows) == 1 {
		out.failureReason = strings.TrimSpace(out.rowErrors[rows[0].RowNo])
	}
	if out.failureReason == "" {
		out.failureReason = "同批存在不满足条件的卡，本次未执行"
	}
	return true
}

func (p *PrepareExecutor) resolvePrepareRowIdentities(ctx context.Context, tenantID string, rows []*RenewRow, rowErrors map[int]string) error {
	keys := collectPrepareIdentityKeys(rows, rowErrors)
	cards, err := p.repo.Tables().LoadCardsByIdentityValues(ctx, tenantID, keys)
	if err != nil {
		return gerror.Wrap(err, "load prepare identity cards failed")
	}
	resolvePrepareIdentityRowsFromCards(rows, rowErrors, cards)
	return nil
}

func collectPrepareIdentityKeys(rows []*RenewRow, rowErrors map[int]string) []string {
	keys := make([]string, 0, len(rows)*3)
	for _, row := range rows {
		if row == nil || row.Reason != "" || strings.TrimSpace(rowErrors[row.RowNo]) != "" {
			continue
		}
		keys = append(keys, row.ICCID, row.MSISDN, row.IMSI)
	}
	return uniquePrepareStrings(keys)
}

func collectPrepareIccids(rows []*RenewRow, rowErrors map[int]string) []string {
	seen := make(map[string]int, len(rows))
	iccids := make([]string, 0, len(rows))
	for _, row := range rows {
		if row == nil || row.Reason != "" || strings.TrimSpace(rowErrors[row.RowNo]) != "" {
			continue
		}
		row.ICCID = strings.TrimSpace(row.ICCID)
		if row.ICCID == "" {
			continue
		}
		if firstRowNo, exists := seen[row.ICCID]; exists {
			reason := rcLocalize("errDuplicateICCID")
			rowErrors[row.RowNo] = appendIfEmpty(rowErrors[row.RowNo], reason)
			rowErrors[firstRowNo] = appendIfEmpty(rowErrors[firstRowNo], reason)
			continue
		}
		seen[row.ICCID] = row.RowNo
		iccids = append(iccids, row.ICCID)
	}
	return iccids
}

func resolvePrepareIdentityRowsFromCards(rows []*RenewRow, rowErrors map[int]string, cards []*rc.SimCardInfo) {
	resolver := newPrepareIdentityResolver(cards)
	for _, row := range rows {
		if row == nil || row.Reason != "" || strings.TrimSpace(rowErrors[row.RowNo]) != "" {
			continue
		}
		identities := uniquePrepareStrings([]string{row.ICCID, row.MSISDN, row.IMSI})
		if len(identities) == 0 {
			rowErrors[row.RowNo] = "ICCID/MSISDN/IMSI不能为空"
			continue
		}
		card, err := resolver.resolve(identities)
		if err != nil {
			rowErrors[row.RowNo] = err.Error()
			continue
		}
		if card == nil {
			continue
		}
		if !prepareCardIdentityMatchesAll(card, identities) {
			rowErrors[row.RowNo] = "ICCID/MSISDN/IMSI与卡信息不一致"
			continue
		}
		row.ICCID = strings.TrimSpace(card.Iccid)
		row.MSISDN = strings.TrimSpace(card.Msisdn)
		row.IMSI = strings.TrimSpace(card.Imsi)
	}
}

type prepareIdentityResolver struct {
	byValue map[string]map[int64]*rc.SimCardInfo
}

func newPrepareIdentityResolver(cards []*rc.SimCardInfo) *prepareIdentityResolver {
	resolver := &prepareIdentityResolver{byValue: map[string]map[int64]*rc.SimCardInfo{}}
	for _, card := range cards {
		resolver.addCard(card)
	}
	return resolver
}

func (r *prepareIdentityResolver) addCard(card *rc.SimCardInfo) {
	if r == nil || card == nil || card.Id <= 0 {
		return
	}
	r.addValue(card.Iccid, card)
	r.addValue(card.Msisdn, card)
	r.addValue(card.Imsi, card)
}

func (r *prepareIdentityResolver) addValue(value string, card *rc.SimCardInfo) {
	value = strings.TrimSpace(value)
	if r == nil || value == "" || card == nil || card.Id <= 0 {
		return
	}
	if r.byValue == nil {
		r.byValue = map[string]map[int64]*rc.SimCardInfo{}
	}
	matches := r.byValue[value]
	if matches == nil {
		matches = map[int64]*rc.SimCardInfo{}
		r.byValue[value] = matches
	}
	matches[card.Id] = card
}

func (r *prepareIdentityResolver) resolve(values []string) (*rc.SimCardInfo, error) {
	if r == nil || len(values) == 0 {
		return nil, nil
	}
	matches := map[int64]*rc.SimCardInfo{}
	for _, value := range uniquePrepareStrings(values) {
		for id, card := range r.byValue[strings.TrimSpace(value)] {
			matches[id] = card
		}
	}
	switch len(matches) {
	case 0:
		return nil, nil
	case 1:
		for _, card := range matches {
			return card, nil
		}
	}
	return nil, gerror.New("卡号对应多条卡记录，请输入 ICCID")
}

func prepareCardIdentityMatchesAll(card *rc.SimCardInfo, values []string) bool {
	if card == nil {
		return false
	}
	for _, value := range values {
		if !prepareCardIdentityMatches(card, value) {
			return false
		}
	}
	return true
}

func prepareCardIdentityMatches(card *rc.SimCardInfo, value string) bool {
	value = strings.TrimSpace(value)
	if value == "" || card == nil {
		return false
	}
	return value == strings.TrimSpace(card.Iccid) ||
		value == strings.TrimSpace(card.Msisdn) ||
		value == strings.TrimSpace(card.Imsi)
}

func prepareJSONValue(json *gjson.Json, keys ...string) string {
	if json == nil {
		return ""
	}
	for _, key := range keys {
		if value := strings.TrimSpace(json.Get(key).String()); value != "" {
			return value
		}
	}
	return ""
}

func uniquePrepareStrings(list []string) []string {
	if len(list) == 0 {
		return nil
	}
	seen := make(map[string]struct{}, len(list))
	out := make([]string, 0, len(list))
	for _, value := range list {
		value = strings.TrimSpace(value)
		if value == "" {
			continue
		}
		if _, ok := seen[value]; ok {
			continue
		}
		seen[value] = struct{}{}
		out = append(out, value)
	}
	sort.Strings(out)
	return out
}

func (p *PrepareExecutor) resolvePrice(ctx context.Context, main *rc.BatchMainRow, _ prepareOptions, targetType int, curPkg, newPkg *rc.FlowPackageInfo, customer *customerInfo) (*RenewPriceSnapshot, *ChangePriceSnapshot, error) {
	tenantID := main.TenantId
	pkg := newPkg
	if pkg == nil {
		pkg = curPkg
	}
	if pkg == nil {
		return nil, nil, gerror.New("缺失套餐信息")
	}
	unitPrice := 0.0
	priceSource := PriceSourceSystem
	var (
		agentDefaultID int64
		targetID       int64
	)
	priceOwnerDeptID := int64(0)
	if targetType == consts.BatchTypeRenew {
		if customer == nil || customer.DeptID <= 0 {
			return nil, nil, gerror.New("renew customer department is missing")
		}
		dept, err := p.repo.Tables().LoadDept(ctx, tenantID, customer.DeptID)
		if err != nil {
			return nil, nil, gerror.Wrap(err, "load renew customer department failed")
		}
		priceOwnerDeptID = renewPriceOwnerDeptID(dept)
		salePrice, err := resolveRenewEffectiveSalePrice(ctx, p.repo.Tables(), tenantID, priceOwnerDeptID, customer.DeptID, pkg)
		if err != nil {
			return nil, nil, gerror.Wrap(err, "calculate renew effective price failed")
		}
		unitPrice = salePrice.AgentShipmentPrice
		priceSource = salePrice.Rule.PriceSource
		agentDefaultID = salePrice.Rule.AgentDefaultPriceId
		targetID = salePrice.Rule.TargetPriceId
	} else {
		priceOwnerDeptID = main.DeptId
		if priceOwnerDeptID <= 0 {
			priceOwnerDeptID = main.CreatedDept
		}
		salePrice, err := resolveRenewEffectiveSalePrice(ctx, p.repo.Tables(), tenantID, priceOwnerDeptID, customer.DeptID, pkg)
		if err != nil {
			return nil, nil, gerror.Wrap(err, "calculate change effective price failed")
		}
		unitPrice = salePrice.AgentShipmentPrice
		priceSource = salePrice.Rule.PriceSource
		agentDefaultID = salePrice.Rule.AgentDefaultPriceId
		targetID = salePrice.Rule.TargetPriceId
	}
	unitPrice = rc.RoundAmount(unitPrice)
	if targetType == consts.BatchTypeRenew {
		opts, _ := renewableYearOptions(curPkg.RenewableDurationConfig)
		durationUnit := renewDurationUnitForPackage(curPkg)
		renewableCodes, renewablePackages, err := p.renewablePackageOptions(ctx, tenantID, customer.DeptID, priceOwnerDeptID, curPkg)
		if err != nil {
			return nil, nil, err
		}
		return &RenewPriceSnapshot{
			CustomerAgentId:          customer.DeptID,
			PriceOwnerDeptId:         priceOwnerDeptID,
			PackageCode:              curPkg.PackageCode,
			PackageName:              curPkg.PackageName,
			BillingMethod:            curPkg.BillingMethod,
			RenewDurationUnit:        durationUnit,
			RenewDurationUnitText:    consts.RenewDurationUnitText(durationUnit),
			PriceSource:              priceSource,
			AgentDefaultPriceId:      agentDefaultID,
			TargetPriceId:            targetID,
			RenewUnitPrice:           unitPrice,
			RenewableDurationOptions: opts,
			RenewablePackageCodes:    renewableCodes,
			RenewablePackages:        renewablePackages,
		}, nil, nil
	}
	oldOpts, _ := renewableYearOptions(curPkg.RenewableDurationConfig)
	newOpts, _ := changeDurationOptions(pkg.RenewableDurationConfig)
	oldDurationUnit := renewDurationUnitForPackage(curPkg)
	renewSnap := &RenewPriceSnapshot{
		CustomerAgentId:          customer.DeptID,
		PackageCode:              curPkg.PackageCode,
		PackageName:              curPkg.PackageName,
		BillingMethod:            curPkg.BillingMethod,
		RenewDurationUnit:        oldDurationUnit,
		RenewDurationUnitText:    consts.RenewDurationUnitText(oldDurationUnit),
		PriceSource:              priceSource,
		AgentDefaultPriceId:      agentDefaultID,
		TargetPriceId:            targetID,
		RenewUnitPrice:           rc.RoundAmount(curPkg.CostPrice),
		RenewableDurationOptions: oldOpts,
	}
	changeSnap := &ChangePriceSnapshot{
		CustomerAgentId:          customer.DeptID,
		NewPackageCode:           newPkg.PackageCode,
		NewPackageName:           newPkg.PackageName,
		PriceSource:              priceSource,
		AgentDefaultPriceId:      agentDefaultID,
		TargetPriceId:            targetID,
		ChangeUnitPrice:          unitPrice,
		RenewableDurationOptions: newOpts,
	}
	return renewSnap, changeSnap, nil
}

func fillRenewBeginSnapshot(snapshot *RenewPriceSnapshot, rows []*RenewRow, rowErrors map[int]string) {
	if snapshot == nil {
		return
	}
	dates := make([]string, 0, len(rows))
	for _, row := range rows {
		if row == nil || row.OldExpireTime == nil {
			continue
		}
		if strings.TrimSpace(rowErrors[row.RowNo]) != "" {
			continue
		}
		renewBeginAt := renewBeginDateFromExpire(row.OldExpireTime)
		if renewBeginAt == nil {
			continue
		}
		date := strings.TrimSpace(renewBeginAt.Format("Y-m-d"))
		if date != "" {
			dates = append(dates, date)
		}
	}
	sameDate, minDate, maxDate, same := summarizeRenewBeginDates(dates)
	snapshot.RenewBeginDate = sameDate
	snapshot.RenewBeginDateMin = minDate
	snapshot.RenewBeginDateMax = maxDate
	snapshot.SameRenewBeginDate = same
}

func validateRenewSameCurrentPeriod(rows []*RenewRow, rowErrors map[int]string) error {
	var beginTime, expireTime string
	hasBase := false
	for _, row := range rows {
		if row == nil {
			continue
		}
		if strings.TrimSpace(rowErrors[row.RowNo]) != "" {
			continue
		}
		rowBegin := formatTime(row.OldEffTime)
		rowExpire := formatTime(row.OldExpireTime)
		if rowBegin == "" || rowExpire == "" {
			return gerror.New(renewSamePeriodFailureReason)
		}
		if !hasBase {
			beginTime = rowBegin
			expireTime = rowExpire
			hasBase = true
			continue
		}
		if rowBegin != beginTime || rowExpire != expireTime {
			return gerror.New(renewSamePeriodFailureReason)
		}
	}
	return nil
}

func summarizeRenewBeginDates(dates []string) (sameDate string, minDate string, maxDate string, same bool) {
	if len(dates) == 0 {
		return "", "", "", false
	}
	sort.Strings(dates)
	minDate = dates[0]
	maxDate = dates[len(dates)-1]
	same = minDate == maxDate
	if same {
		sameDate = minDate
	}
	return sameDate, minDate, maxDate, same
}

func renewPriceOwnerDeptID(dept *rc.SysDeptRow) int64 {
	if dept == nil {
		return 0
	}
	return dept.ParentId
}

func renewExpireAfterAllowedWindow(expireAt *gtime.Time, now time.Time) bool {
	if expireAt == nil {
		return false
	}
	return expireAt.Time.After(now.AddDate(0, renewExpireWindowMonths, 0))
}

func priceByPackage(pkg *rc.FlowPackageInfo, override *rc.FlowPackagePrice) float64 {
	if pkg == nil {
		return 0
	}
	ratio := pkg.SysDefaultRatio
	profit := pkg.SysDefaultProfit
	if override != nil {
		ratio = override.AgentCostRatio
		profit = override.AgentCostProfit
	}
	return rc.RoundAmount(pkg.CostPrice*normalizePriceRatio(ratio) + profit)
}

func (p *PrepareExecutor) renewablePackageOptions(ctx context.Context, tenantID string, customerDeptID, priceOwnerDeptID int64, currentPkg *rc.FlowPackageInfo) ([]string, []RenewPackageOption, error) {
	if currentPkg == nil {
		return nil, nil, gerror.New("当前套餐不存在或未启用")
	}
	codes := renewPackageCodesFromJSON(currentPkg.RenewablePackageCodes)
	if len(codes) == 0 {
		return nil, nil, gerror.New("当前套餐未配置可续费套餐")
	}
	options := make([]RenewPackageOption, 0, len(codes))
	validCodes := make([]string, 0, len(codes))
	for _, code := range codes {
		pkg, err := p.repo.Tables().LoadPackageByCode(ctx, tenantID, code)
		if err != nil || pkg == nil || pkg.Enabled != 1 {
			continue
		}
		unitPrice, err := p.renewPackageUnitPrice(ctx, tenantID, customerDeptID, priceOwnerDeptID, pkg)
		if err != nil {
			return nil, nil, err
		}
		durations, err := renewableYearOptions(pkg.RenewableDurationConfig)
		if err != nil {
			continue
		}
		validCodes = append(validCodes, pkg.PackageCode)
		options = append(options, RenewPackageOption{
			PackageCode:              pkg.PackageCode,
			PackageName:              pkg.PackageName,
			RenewUnitPrice:           unitPrice,
			RenewableDurationOptions: durations,
		})
	}
	if len(options) == 0 {
		return nil, nil, gerror.New("当前套餐未配置可用的可续费套餐")
	}
	return validCodes, options, nil
}

func (p *PrepareExecutor) renewPackageUnitPrice(ctx context.Context, tenantID string, customerDeptID, priceOwnerDeptID int64, pkg *rc.FlowPackageInfo) (float64, error) {
	if pkg == nil {
		return 0, gerror.New("续费套餐不存在")
	}
	salePrice, err := resolveRenewEffectiveSalePrice(ctx, p.repo.Tables(), tenantID, priceOwnerDeptID, customerDeptID, pkg)
	if err != nil {
		return 0, gerror.Wrap(err, "calculate renew package effective price failed")
	}
	return salePrice.AgentShipmentPrice, nil
}

func renewPackageCodesFromJSON(values *gjson.Json) []string {
	if values == nil || values.IsNil() {
		return nil
	}
	seen := make(map[string]struct{})
	codes := make([]string, 0, len(values.Interfaces()))
	for _, value := range values.Interfaces() {
		code := strings.TrimSpace(gconvString(value))
		if code == "" {
			continue
		}
		if _, ok := seen[code]; ok {
			continue
		}
		seen[code] = struct{}{}
		codes = append(codes, code)
	}
	return codes
}

func normalizePriceRatio(ratio float64) float64 {
	if ratio > 10 {
		return ratio / 100
	}
	return ratio
}

func (p *PrepareExecutor) finalizeBatchFailure(ctx context.Context, main *rc.BatchMainRow, reason string, perRow map[int]string) error {
	g.Log().Warningf(ctx, "prepare batch failed, batchNo:%s, reason:%s", main.BatchNo, reason)
	now := p.nowFunc()
	err := p.repo.DB().Transaction(ctx, func(ctx context.Context, tx gdb.TX) error {
		finalBatchType := main.BatchType
		// 明细级失败
		if perRow != nil {
			for rowNo, msg := range perRow {
				if rowNo <= 0 || msg == "" {
					continue
				}
				if err := p.repo.MarkDetailFailed(ctx, tx, main.BatchNo, main.BatchType, rowNo, msg, main.CreatedBy); err != nil {
					return err
				}
			}
		}
		// 兜底：所有仍是 running 的明细批量置为失败
		if err := p.repo.MarkAllDetailsFailed(ctx, tx, main.BatchNo, main.BatchType, reason, main.CreatedBy); err != nil {
			return err
		}
		if targetType := readTargetBatchType(main.BatchInfo); targetType == consts.BatchTypeRenew || targetType == consts.BatchTypeChange {
			convertResult, err := p.repo.ConvertPrepareToRenewChange(ctx, tx, main.BatchNo, targetType)
			if err != nil {
				return err
			}
			g.Log().Warningf(ctx, "prepare failure converted to target batch, batchNo:%s, targetType:%d, mainAffected:%d, detailAffected:%d, reason:%s",
				main.BatchNo, targetType, convertResult.MainAffected, convertResult.DetailAffected, reason)
			finalBatchType = targetType
		}
		return p.repo.FinalizeBatchMain(ctx, tx, main.BatchNo, finalBatchType, &rc.BatchMainRow{
			BatchAsyncStatus: failedStatus(),
			RunResult:        consts.BatchRunResultFailed,
			FailReason:       reason,
			SuccessCount:     0,
			FailCount:        main.TotalCount,
			ValidCount:       0,
			TotalCount:       main.TotalCount,
			EndTime:          gtime.NewFromTime(now),
			UpdatedBy:        main.CreatedBy,
		})
	})
	if err != nil {
		return gerror.Wrap(err, "finalize prepare failure failed")
	}
	return nil
}

func (p *PrepareExecutor) finalizeBatchSuccess(ctx context.Context, main *rc.BatchMainRow, targetType int, out *prepareOutcome, details []*rc.BatchDetailRow) error {
	now := p.nowFunc()
	info := buildPrepareInfo(main.BatchInfo, targetType, out, len(details))
	tenantID := main.TenantId
	err := p.repo.DB().Transaction(ctx, func(ctx context.Context, tx gdb.TX) error {
		for _, d := range details {
			if d == nil {
				continue
			}
			snap := buildPrepareDetailSnapshot(d, out, targetType)
			itemID := ""
			if row := out.rows[d.RowNo]; row != nil {
				itemID = row.ICCID
			}
			if err := p.repo.MarkPrepareDetailSuccess(ctx, tx, main.BatchNo, d.RowNo, itemID, snap, main.CreatedBy); err != nil {
				return err
			}
		}
		// 批量将所有 running 置为 success（兜底覆盖）
		if err := p.repo.MarkAllDetailsSuccess(ctx, tx, main.BatchNo, main.BatchType, main.CreatedBy, nil); err != nil {
			return err
		}
		if err := p.repo.UpdateBatchMainInfo(ctx, tx, main.BatchNo, main.BatchType, &rc.BatchMainRow{
			BatchType:        main.BatchType,
			BatchAsyncStatus: consts.BatchAsyncStatusSuccess,
			RunResult:        consts.BatchRunResultSuccess,
			TotalCount:       main.TotalCount,
			ValidCount:       len(details),
			SuccessCount:     len(details),
			FailCount:        0,
			BatchInfo:        gjson.New(info),
			EndTime:          gtime.NewFromTime(now),
			UpdatedBy:        main.CreatedBy,
		}); err != nil {
			return err
		}
		return nil
	})
	if err != nil {
		return gerror.Wrap(err, "finalize prepare success failed")
	}
	g.Log().Infof(ctx, "prepare batch success, batchNo:%s, targetType:%d, tenant:%s", main.BatchNo, targetType, tenantID)
	return nil
}

func buildPrepareInfo(prev *gjson.Json, targetType int, out *prepareOutcome, quantity int) map[string]any {
	info := map[string]any{}
	if prev != nil {
		for k, v := range prev.Map() {
			info[k] = v
		}
	}
	info["targetBatchType"] = targetType
	info["quantity"] = quantity
	if out.customer != nil {
		info["customerAgentId"] = out.customer.DeptID
		info["customerName"] = out.customer.Name
	}
	if out.priceSnap != nil {
		info["priceSnapshot"] = out.priceSnap
		if targetType == consts.BatchTypeRenew {
			info["packageCode"] = out.priceSnap.PackageCode
			info["packageName"] = out.priceSnap.PackageName
			info["billingMethod"] = out.priceSnap.BillingMethod
			info["renewDurationUnit"] = out.priceSnap.RenewDurationUnit
			info["renewDurationUnitText"] = out.priceSnap.RenewDurationUnitText
			info["priceSource"] = out.priceSnap.PriceSource
			info["priceOwnerDeptId"] = out.priceSnap.PriceOwnerDeptId
			info["agentDefaultPriceId"] = out.priceSnap.AgentDefaultPriceId
			info["targetPriceId"] = out.priceSnap.TargetPriceId
			info["renewUnitPrice"] = out.priceSnap.RenewUnitPrice
			info["renewableDurationOptions"] = out.priceSnap.RenewableDurationOptions
			info["renewablePackageCodes"] = out.priceSnap.RenewablePackageCodes
			info["renewablePackages"] = out.priceSnap.RenewablePackages
			info["renewBeginDate"] = out.priceSnap.RenewBeginDate
			info["renewBeginDateMin"] = out.priceSnap.RenewBeginDateMin
			info["renewBeginDateMax"] = out.priceSnap.RenewBeginDateMax
			info["sameRenewBeginDate"] = out.priceSnap.SameRenewBeginDate
		}
	}
	if out.changePrice != nil {
		info["changePriceSnapshot"] = out.changePrice
		if targetType == consts.BatchTypeChange {
			info["newPackageCode"] = out.changePrice.NewPackageCode
			info["newPackageName"] = out.changePrice.NewPackageName
			info["priceSource"] = out.changePrice.PriceSource
			info["agentDefaultPriceId"] = out.changePrice.AgentDefaultPriceId
			info["targetPriceId"] = out.changePrice.TargetPriceId
			info["changeUnitPrice"] = out.changePrice.ChangeUnitPrice
			info["renewableDurationOptions"] = out.changePrice.RenewableDurationOptions
		}
	}
	if out.changeSnap != nil {
		info["changePrepareSnapshot"] = out.changeSnap
		if targetType == consts.BatchTypeChange {
			info["sourceBatchNo"] = out.changeSnap.SourceBatchNo
			info["oldPackageCode"] = out.changeSnap.OldPackageCode
			info["oldPackageName"] = out.changeSnap.OldPackageName
			info["oldPackageType"] = out.changeSnap.OldPackageType
			info["oldPackageFlowMb"] = out.changeSnap.OldPackageFlowMb
			if quantity <= 0 {
				info["quantity"] = out.changeSnap.Quantity
			}
		}
	}
	if out.customer != nil {
		info["customer"] = out.customer
	}
	if out.packageInfo != nil {
		info["packageInfo"] = out.packageInfo
	}
	info["prepareTime"] = timeNow().UTC().Format("2006-01-02 15:04:05")
	info["status"] = "success"
	return info
}

func buildPrepareDetailSnapshot(d *rc.BatchDetailRow, out *prepareOutcome, targetType int) *gjson.Json {
	base := map[string]any{}
	if d.Snapshot != nil {
		for k, v := range d.Snapshot.Map() {
			base[k] = v
		}
	}
	base["rowNo"] = d.RowNo
	base["success"] = true
	if row := out.rows[d.RowNo]; row != nil {
		base["iccid"] = row.ICCID
		base["msisdn"] = row.MSISDN
		base["imsi"] = row.IMSI
		base["oldPackageCode"] = row.OldPkgCode
		base["oldPackageName"] = row.OldPkgName
		base["oldSubscriptionNo"] = row.OldBindSubNo
		base["oldOrderSn"] = row.OldBindOrdNo
		base["sourceBatchNo"] = row.SourceBatchNo
		if out.changePrice != nil {
			base["newPackageCode"] = out.changePrice.NewPackageCode
			base["newPackageName"] = out.changePrice.NewPackageName
		}
	}
	if out.priceSnap != nil {
		base["priceSnapshot"] = out.priceSnap
	}
	if out.changePrice != nil {
		base["changePriceSnapshot"] = out.changePrice
	}
	if out.changeSnap != nil {
		base["changePrepareSnapshot"] = out.changeSnap
	}
	if out.customer != nil {
		base["customer"] = out.customer
	}
	if out.packageInfo != nil {
		base["packageInfo"] = out.packageInfo
	}
	base["targetBatchType"] = targetType
	return gjson.New(base)
}

func loadPrepareOptions(info *gjson.Json) prepareOptions {
	opts := prepareOptions{priceScope: PriceScopeAgentDefault}
	if info == nil {
		return opts
	}
	opts.customerAgentID = info.Get("customerAgentId").Int64()
	opts.targetAgentID = info.Get("targetAgentId").Int64()
	opts.priceScope = int(info.Get("priceScope").Int64())
	if opts.priceScope == 0 {
		opts.priceScope = PriceScopeAgentDefault
	}
	opts.newPackageCode = strings.TrimSpace(info.Get("newPackageCode").String())
	if v := firstPrepareOptionValue(info, "durationValue", "durationYears"); v != nil {
		opts.durationValue = int(v.Int64())
		opts.durationSet = opts.durationValue > 0
	} else if v := firstPrepareOptionValue(info, "durationMonths"); v != nil {
		opts.durationValue = normalizeLegacyRenewDurationValue(int(v.Int64()))
		opts.durationSet = opts.durationValue > 0
	}
	return opts
}

func firstPrepareOptionValue(info *gjson.Json, paths ...string) *gvar.Var {
	if info == nil {
		return nil
	}
	for _, path := range paths {
		value := info.Get(path)
		if value != nil && !value.IsNil() {
			return value
		}
	}
	return nil
}

func mergeRowErrors(perRow, rowErrors map[int]string) map[int]string {
	if len(perRow) == 0 && len(rowErrors) == 0 {
		return nil
	}
	out := make(map[int]string, len(perRow)+len(rowErrors))
	for rowNo, msg := range perRow {
		if strings.TrimSpace(msg) != "" {
			out[rowNo] = msg
		}
	}
	for rowNo, msg := range rowErrors {
		if strings.TrimSpace(msg) == "" {
			continue
		}
		if _, ok := out[rowNo]; !ok {
			out[rowNo] = msg
		}
	}
	return out
}

func readTargetBatchType(info *gjson.Json) int {
	if info == nil {
		return 0
	}
	if v := info.Get("targetBatchType"); v != nil {
		return int(v.Int64())
	}
	if v := info.Get("target_batch_type"); v != nil {
		return int(v.Int64())
	}
	return 0
}

func failedStatus() int { return consts.BatchAsyncStatusFailed }

func rcLocalize(key string) string {
	switch key {
	case "errCardNotFound":
		return "ICCID不存在正式卡记录"
	case "errMsisdnMismatch":
		return "MSISDN与SIM卡记录不一致"
	case "errImsiMismatch":
		return "IMSI与SIM卡记录不一致"
	case "errCardNoCurrentPackage":
		return "ICCID没有当前套餐"
	case "errMultiplePackages":
		return "当前批次下存在多个套餐，不能统一处理"
	case "errMultipleCustomers":
		return "当前批次下存在多个客户，不能统一处理"
	case "errPkgNotFound":
		return "套餐不存在"
	case "errPkgDisabled":
		return "套餐未启用或不存在"
	case "errDeptNotFound":
		return "客户不存在"
	case "errNoChangeablePackages":
		return "当前套餐未配置可变更套餐范围"
	case "errNewPackageNotInChange":
		return "新套餐不在当前套餐可变更范围内"
	case "errNewPackageSameAsOld":
		return "新套餐不能与当前套餐相同"
	case "errPackageTypeMismatch":
		return "目标套餐类型与当前套餐类型不一致"
	case "errTargetPkgNotFound":
		return "目标套餐不存在"
	case "errRenewDurationEmpty":
		return "续费/变更套餐未配置可续费时长"
	case "errRenewableDurationMiss":
		return "续费时长不在当前套餐可续费范围内"
	}
	return key
}

func appendIfEmpty(existing, addition string) string {
	addition = strings.TrimSpace(addition)
	if addition == "" {
		return existing
	}
	if existing == "" {
		return addition
	}
	return existing + "；" + addition
}

func stringify(value any) string {
	switch v := value.(type) {
	case string:
		return v
	case int:
		return strconv.Itoa(v)
	case int32:
		return strconv.FormatInt(int64(v), 10)
	case int64:
		return strconv.FormatInt(v, 10)
	case float32:
		return strconv.FormatFloat(float64(v), 'f', -1, 32)
	case float64:
		return strconv.FormatFloat(v, 'f', -1, 64)
	}
	return ""
}