package dispute

import (
	"encoding/json"

	"hfb_sys/backend/internal/model"

	"gorm.io/datatypes"
)

type disputeRow struct {
	model.Dispute
	OrderNo   string
	ListingNo string
	Title     string
}

func (row disputeRow) toDTO() DisputeDTO {
	return DisputeDTO{
		ID:                row.ID,
		OrderID:           row.OrderID,
		OrderNo:           row.OrderNo,
		ListingNo:         row.ListingNo,
		Title:             row.Title,
		InitiatorID:       row.InitiatorID,
		TargetUserID:      row.TargetUserID,
		Type:              row.Type,
		Status:            row.Status,
		Description:       row.Description,
		EvidenceURLS:      row.EvidenceURLS,
		ArbitrationResult: row.ArbitrationResult,
		ArbitrationRemark: row.ArbitrationRemark,
		HandledBy:         row.HandledBy,
		HandledAt:         row.HandledAt,
		CreatedAt:         row.CreatedAt,
		UpdatedAt:         row.UpdatedAt,
	}
}

func toDTOs(rows []disputeRow) []DisputeDTO {
	items := make([]DisputeDTO, 0, len(rows))
	for _, row := range rows {
		items = append(items, row.toDTO())
	}
	return items
}

func marshalEvidence(urls []string) (datatypes.JSON, error) {
	if len(urls) == 0 {
		return datatypes.JSON([]byte("[]")), nil
	}
	raw, err := json.Marshal(urls)
	return datatypes.JSON(raw), err
}