package renew

import (
	"context"
	"strings"

	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/consts"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/batchimport"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model"

	"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"
)

// PrepareProcessor 描述 batch_type=4 的卡续费预处理批次。
// 与正式续费 Processor 共享 row/validate 逻辑，但 BatchType/BuildBatchInfo 走 prepare 语义。
type PrepareProcessor struct {
	inner  *Processor
	repo   *Repository
	config batchimport.ProcessorConfig
}

func NewPrepareProcessor() *PrepareProcessor {
	inner := NewProcessor()
	cfg := inner.config
	cfg.Code = "sim_card_renew_prepare"
	cfg.BatchType = consts.BatchTypePrepare
	cfg.BatchNoPrefix = consts.BatchNoPrefixRenew
	return &PrepareProcessor{
		inner:  inner,
		repo:   inner.repo,
		config: cfg,
	}
}

func (p *PrepareProcessor) Config() batchimport.ProcessorConfig {
	return p.config
}

func (p *PrepareProcessor) ParseRows(ctx context.Context, filePath string) ([]batchimport.Row, error) {
	return nil, nil
}

func (p *PrepareProcessor) ValidateRows(ctx context.Context, rows []batchimport.Row) error {
	// Keep submit non-blocking; the worker owns prepare validation.
	return nil
}

func (p *PrepareProcessor) Execute(ctx context.Context, tx gdb.TX, req *batchimport.SubmitRequest, rows []batchimport.Row) error {
	if req == nil {
		return gerror.New("续费预处理请求不能为空")
	}
	renewRows := make([]*Row, 0, len(rows))
	for _, item := range rows {
		row, ok := item.(*Row)
		if !ok || row == nil {
			return gerror.New("续费行类型错误")
		}
		renewRows = append(renewRows, row)
	}
	submitParam := renewPrepareSubmitParam(req)
	prepared, err := p.inner.ValidatePrepareContext(ctx, tx, submitParam, req.Operator, renewRows)
	if err != nil {
		return err
	}
	priceSnapshot, err := ensurePriceSnapshot(ctx, tx, req.Operator, prepared, nil)
	if err != nil {
		return err
	}
	req.TargetDeptId = prepared.CustomerAgentId
	req.ExecutionResult = priceSnapshot
	return nil
}

func (p *PrepareProcessor) BuildBatchInfo(ctx context.Context, req batchimport.SubmitRequest, result *batchimport.Result, importOss *model.SysOssSaveContentModel, resultOss *model.SysOssSaveContentModel, downloadId int64) *gjson.Json {
	info := g.Map{}
	if result != nil && result.ImportFileOssId > 0 {
		info["importFileOssId"] = result.ImportFileOssId
	} else if importOss != nil && importOss.OssId > 0 {
		info["importFileOssId"] = importOss.OssId
	}
	if resultOss != nil {
		info["resultFileOssId"] = resultOss.OssId
	}
	if downloadId > 0 {
		info["resultDownloadId"] = downloadId
	}
	info["targetBatchType"] = consts.BatchTypeRenew
	info["targetBatchName"] = "卡续费"
	if in, ok := req.BizParams.(*model.TSimCardRenewBatchPrepareParam); ok && in != nil {
		if sourceBatchNo := strings.TrimSpace(in.SourceBatchNo); sourceBatchNo != "" {
			info["sourceBatchNo"] = sourceBatchNo
		}
	}
	if in, ok := req.BizParams.(*model.TSimCardRenewBatchPrepareAllParam); ok && in != nil {
		if sourceBatchNo := strings.TrimSpace(in.SourceBatchNo); sourceBatchNo != "" {
			info["sourceBatchNo"] = sourceBatchNo
		}
	}
	if in, ok := req.BizParams.(*model.TSimCardRenewBatchSubmitParam); ok && in != nil {
		durationValue := renewDisplayDurationValue(in)
		if durationValue > 0 {
			actualDurationMonths := renewActualDurationMonths(nil, durationValue)
			info["durationValue"] = durationValue
			info["durationYears"] = durationValue
			info["durationMonths"] = actualDurationMonths
			info["actualDurationMonths"] = actualDurationMonths
		}
		if paymentMode := strings.TrimSpace(in.PaymentMode); paymentMode != "" {
			info["paymentMode"] = paymentMode
		}
		if packageCode := strings.TrimSpace(in.PackageCode); packageCode != "" {
			info["packageCode"] = packageCode
		}
		info["offlineContractCompleted"] = in.OfflineContractCompleted
		if sourceBatchNo := strings.TrimSpace(in.SourceBatchNo); sourceBatchNo != "" {
			info["sourceBatchNo"] = sourceBatchNo
		}
	}
	if snapshot, ok := req.ExecutionResult.(*model.TSimCardRenewPriceSnapshot); ok && snapshot != nil {
		info["customerAgentId"] = snapshot.CustomerAgentId
		info["packageCode"] = snapshot.PackageCode
		info["packageName"] = snapshot.PackageName
		info["billingMethod"] = snapshot.BillingMethod
		info["renewDurationUnit"] = snapshot.RenewDurationUnit
		info["renewDurationUnitText"] = snapshot.RenewDurationUnitText
		info["priceSource"] = snapshot.PriceSource
		info["priceOwnerDeptId"] = snapshot.PriceOwnerDeptId
		info["agentDefaultPriceId"] = snapshot.AgentDefaultPriceId
		info["targetPriceId"] = snapshot.TargetPriceId
		info["renewUnitPrice"] = snapshot.RenewUnitPrice
		info["renewableDurationOptions"] = snapshot.RenewableDurationOptions
		info["renewablePackageCodes"] = snapshot.RenewablePackageCodes
		info["renewablePackages"] = snapshot.RenewablePackages
		info["renewBeginDate"] = snapshot.RenewBeginDate
		info["renewBeginDateMin"] = snapshot.RenewBeginDateMin
		info["renewBeginDateMax"] = snapshot.RenewBeginDateMax
		info["sameRenewBeginDate"] = snapshot.SameRenewBeginDate
		if result != nil {
			info["quantity"] = result.ValidRows
		}
	}
	return gjson.New(info)
}

func (p *PrepareProcessor) ValidatePrepareContext(ctx context.Context, tx gdb.TX, in *model.TSimCardRenewBatchSubmitParam, operator batchimport.OperatorContext, rows []*Row) (*PrepareContext, error) {
	return p.inner.ValidatePrepareContext(ctx, tx, in, operator, rows)
}

func renewPrepareSubmitParam(req *batchimport.SubmitRequest) *model.TSimCardRenewBatchSubmitParam {
	submitParam := &model.TSimCardRenewBatchSubmitParam{}
	if req == nil {
		return submitParam
	}
	switch in := req.BizParams.(type) {
	case *model.TSimCardRenewBatchSubmitParam:
		if in != nil {
			submitParam = in
		}
	case *model.TSimCardRenewBatchPrepareParam:
		if in != nil {
			submitParam.SourceBatchNo = strings.TrimSpace(in.SourceBatchNo)
		}
	case *model.TSimCardRenewBatchPrepareAllParam:
		if in != nil {
			submitParam.SourceBatchNo = strings.TrimSpace(in.SourceBatchNo)
		}
	}
	if strings.TrimSpace(submitParam.SourceBatchNo) == "" {
		submitParam.SourceBatchNo = strings.TrimSpace(req.SourceBatchNo)
	}
	return submitParam
}