540 lines
21 KiB
Go
540 lines
21 KiB
Go
package service
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import (
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"context"
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"database/sql"
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"encoding/json"
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"fmt"
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"time"
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"ycc-server/app/main/api/internal/config"
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"ycc-server/app/main/model"
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"ycc-server/pkg/lzkit/lzUtils"
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"github.com/google/uuid"
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"github.com/pkg/errors"
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"github.com/smartwalle/alipay/v3"
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"github.com/zeromicro/go-zero/core/logx"
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"github.com/zeromicro/go-zero/core/stores/sqlx"
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)
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// AlipayComplaintService 支付宝投诉服务，集中处理投诉相关的业务逻辑
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type AlipayComplaintService struct {
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config config.Config
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AlipayClient *alipay.Client
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ComplaintMainModel model.ComplaintMainModel
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ComplaintAlipayModel model.ComplaintAlipayModel
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ComplaintAlipayTradeModel model.ComplaintAlipayTradeModel
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OrderModel model.OrderModel // 用于订单关联
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}
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// NewAlipayComplaintService 创建支付宝投诉服务
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func NewAlipayComplaintService(
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c config.Config,
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alipayClient *alipay.Client,
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complaintMainModel model.ComplaintMainModel,
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complaintAlipayModel model.ComplaintAlipayModel,
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complaintAlipayTradeModel model.ComplaintAlipayTradeModel,
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orderModel model.OrderModel,
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) *AlipayComplaintService {
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return &AlipayComplaintService{
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config: c,
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AlipayClient: alipayClient,
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ComplaintMainModel: complaintMainModel,
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ComplaintAlipayModel: complaintAlipayModel,
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ComplaintAlipayTradeModel: complaintAlipayTradeModel,
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OrderModel: orderModel,
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}
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}
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// QueryComplaintDetail 查询投诉详情
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func (s *AlipayComplaintService) QueryComplaintDetail(ctx context.Context, complainId int64) (*alipay.SecurityRiskComplaintInfo, error) {
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req := alipay.SecurityRiskComplaintInfoQueryReq{
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ComplainId: complainId,
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}
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resp, err := s.AlipayClient.SecurityRiskComplaintInfoQuery(ctx, req)
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if err != nil {
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return nil, errors.Wrapf(err, "查询投诉详情失败, complain_id: %d", complainId)
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}
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if !resp.IsSuccess() {
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return nil, errors.Errorf("支付宝返回错误: %s-%s", resp.Code, resp.Msg)
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}
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return &resp.SecurityRiskComplaintInfo, nil
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}
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// QueryComplaintByTaskId 根据 task_id 查询投诉详情并更新记录
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func (s *AlipayComplaintService) QueryComplaintByTaskId(ctx context.Context, taskId string) error {
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// 1. 通过 task_id 查找数据库中的投诉记录
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complaint, err := s.ComplaintAlipayModel.FindOneByTaskId(ctx, taskId)
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if err != nil {
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if err == model.ErrNotFound {
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logx.Infof("投诉记录不存在, task_id: %s，可能是新投诉，将在定时任务中同步", taskId)
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return nil // 新投诉会在定时任务中同步，这里不处理
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}
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return errors.Wrapf(err, "查找投诉记录失败, task_id: %s", taskId)
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}
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// 2. 使用 alipay_id 查询投诉详情
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detail, err := s.QueryComplaintDetail(ctx, complaint.AlipayId)
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if err != nil {
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return errors.Wrapf(err, "查询投诉详情失败, task_id: %s, alipay_id: %d", taskId, complaint.AlipayId)
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}
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logx.Infof("查询投诉详情成功, task_id: %s, alipay_id: %d, status: %s", taskId, complaint.AlipayId, detail.Status)
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// 3. 更新投诉记录
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return s.UpdateComplaintFromDetail(ctx, complaint, detail)
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}
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// UpdateComplaintFromDetail 根据查询详情更新投诉记录
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func (s *AlipayComplaintService) UpdateComplaintFromDetail(ctx context.Context, complaint *model.ComplaintAlipay, detail *alipay.SecurityRiskComplaintInfo) error {
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return s.ComplaintAlipayModel.Trans(ctx, func(transCtx context.Context, session sqlx.Session) error {
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// 1. 更新或创建投诉主表记录
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var complaintMain *model.ComplaintMain
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var err error
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if complaint.ComplaintId != "" {
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// 查找主表记录
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complaintMain, err = s.ComplaintMainModel.FindOne(transCtx, complaint.ComplaintId)
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if err != nil {
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return errors.Wrapf(err, "查找投诉主表失败, complaint_id: %s", complaint.ComplaintId)
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}
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// 更新主表信息
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complaintMain.Name = lzUtils.StringToNullString(detail.OppositeName) // 使用被投诉方名称作为投诉人姓名
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complaintMain.Contact = lzUtils.StringToNullString(detail.Contact)
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complaintMain.Content = lzUtils.StringToNullString(detail.ComplainContent)
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complaintMain.Status = lzUtils.StringToNullString(detail.Status)
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complaintMain.StatusDescription = lzUtils.StringToNullString(detail.StatusDescription)
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// 如果主表没有订单ID，尝试关联订单
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if !complaintMain.OrderId.Valid {
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if detail.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, detail.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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}
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}
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// 尝试从交易信息中查找
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if !complaintMain.OrderId.Valid && len(detail.ComplaintTradeInfoList) > 0 {
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for _, tradeInfo := range detail.ComplaintTradeInfoList {
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if tradeInfo.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, tradeInfo.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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break
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}
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}
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if tradeInfo.OutNo != "" {
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order, err := s.OrderModel.FindOneByOrderNo(transCtx, tradeInfo.OutNo)
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if err == nil && order != nil {
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complaintMain.OrderId = lzUtils.StringToNullString(order.Id)
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break
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}
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}
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}
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}
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}
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if err := s.ComplaintMainModel.UpdateWithVersion(transCtx, session, complaintMain); err != nil {
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return errors.Wrapf(err, "更新投诉主表失败, complaint_id: %s", complaint.ComplaintId)
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}
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} else {
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// 创建新的主表记录
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complaintMain = &model.ComplaintMain{
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Id: uuid.NewString(),
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Type: "alipay",
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Name: lzUtils.StringToNullString(detail.OppositeName),
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Contact: lzUtils.StringToNullString(detail.Contact),
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Content: lzUtils.StringToNullString(detail.ComplainContent),
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Status: lzUtils.StringToNullString(detail.Status),
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StatusDescription: lzUtils.StringToNullString(detail.StatusDescription),
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}
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// 如果有交易单号，尝试关联订单
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if detail.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, detail.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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}
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}
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// 如果主表没有订单ID，尝试从交易信息中查找
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if !complaintMain.OrderId.Valid && len(detail.ComplaintTradeInfoList) > 0 {
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for _, tradeInfo := range detail.ComplaintTradeInfoList {
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if tradeInfo.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, tradeInfo.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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break
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}
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}
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// 也可以尝试通过 out_no（商家订单号）查找
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if tradeInfo.OutNo != "" {
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order, err := s.OrderModel.FindOneByOrderNo(transCtx, tradeInfo.OutNo)
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if err == nil && order != nil {
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complaintMain.OrderId = lzUtils.StringToNullString(order.Id)
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break
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}
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}
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}
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}
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if _, err := s.ComplaintMainModel.Insert(transCtx, session, complaintMain); err != nil {
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return errors.Wrapf(err, "创建投诉主表失败, task_id: %s", complaint.TaskId)
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}
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complaint.ComplaintId = complaintMain.Id
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}
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// 2. 更新支付宝投诉表信息
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complaint.OppositePid = lzUtils.StringToNullString(detail.OppositePid)
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complaint.OppositeName = lzUtils.StringToNullString(detail.OppositeName)
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if detail.ComplainAmount != "" {
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amount, err := s.parseDecimal(detail.ComplainAmount)
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if err == nil {
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complaint.ComplainAmount = lzUtils.Float64ToNullFloat64(amount)
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}
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}
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complaint.GmtComplain = s.parseTime(detail.GmtComplain)
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complaint.GmtProcess = s.parseTime(detail.GmtProcess)
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complaint.ComplainContent = lzUtils.StringToNullString(detail.ComplainContent)
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complaint.TradeNo = lzUtils.StringToNullString(detail.TradeNo)
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complaint.Status = lzUtils.StringToNullString(detail.Status)
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complaint.StatusDescription = lzUtils.StringToNullString(detail.StatusDescription)
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complaint.ProcessCode = lzUtils.StringToNullString(detail.ProcessCode)
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complaint.ProcessMessage = lzUtils.StringToNullString(detail.ProcessMessage)
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complaint.ProcessRemark = lzUtils.StringToNullString(detail.ProcessRemark)
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complaint.GmtRiskFinishTime = s.parseTime(detail.GmtRiskFinishTime)
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complaint.ComplainUrl = lzUtils.StringToNullString(detail.ComplainUrl)
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// 处理图片列表
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if len(detail.ProcessImgUrlList) > 0 {
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imgJson, _ := json.Marshal(detail.ProcessImgUrlList)
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complaint.ProcessImgUrlList = lzUtils.StringToNullString(string(imgJson))
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}
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if len(detail.CertifyInfo) > 0 {
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certifyJson, _ := json.Marshal(detail.CertifyInfo)
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complaint.CertifyInfo = lzUtils.StringToNullString(string(certifyJson))
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}
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// 更新支付宝投诉表
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if err := s.ComplaintAlipayModel.UpdateWithVersion(transCtx, session, complaint); err != nil {
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return errors.Wrapf(err, "更新支付宝投诉表失败, task_id: %s", complaint.TaskId)
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}
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// 3. 更新交易信息：先删除旧的，再插入新的
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oldTrades, _ := s.ComplaintAlipayTradeModel.FindAll(transCtx,
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s.ComplaintAlipayTradeModel.SelectBuilder().
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Where("complaint_id = ? AND del_state = ?", complaint.Id, 0), "")
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for _, oldTrade := range oldTrades {
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oldTrade.DelState = 1
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oldTrade.DeleteTime = lzUtils.TimeToNullTime(time.Now())
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s.ComplaintAlipayTradeModel.UpdateWithVersion(transCtx, session, oldTrade)
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}
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// 插入新的交易信息
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for _, tradeInfo := range detail.ComplaintTradeInfoList {
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trade := &model.ComplaintAlipayTrade{
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Id: uuid.NewString(),
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ComplaintId: complaint.Id,
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AlipayTradeId: lzUtils.Int64ToNullInt64(tradeInfo.Id),
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AlipayComplaintRecordId: lzUtils.Int64ToNullInt64(tradeInfo.ComplaintRecordId),
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TradeNo: lzUtils.StringToNullString(tradeInfo.TradeNo),
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OutNo: lzUtils.StringToNullString(tradeInfo.OutNo),
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GmtTrade: s.parseTime(tradeInfo.GmtTrade),
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GmtRefund: s.parseTime(tradeInfo.GmtRefund),
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Status: lzUtils.StringToNullString(tradeInfo.Status),
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StatusDescription: lzUtils.StringToNullString(tradeInfo.StatusDescription),
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}
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if tradeInfo.Amount != "" {
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amount, err := s.parseDecimal(tradeInfo.Amount)
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if err == nil {
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trade.Amount = lzUtils.Float64ToNullFloat64(amount)
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}
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}
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if _, err := s.ComplaintAlipayTradeModel.Insert(transCtx, session, trade); err != nil {
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return errors.Wrapf(err, "插入投诉交易信息失败, task_id: %s", complaint.TaskId)
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}
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}
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return nil
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})
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}
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// SaveComplaint 保存投诉数据到数据库（用于定时任务同步）
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func (s *AlipayComplaintService) SaveComplaint(ctx context.Context, complaintInfo *alipay.SecurityRiskComplaintInfo) error {
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// 检查投诉是否已存在（通过 task_id）
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existing, err := s.ComplaintAlipayModel.FindOneByTaskId(ctx, complaintInfo.TaskId)
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if err != nil && err != model.ErrNotFound {
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return errors.Wrapf(err, "查询投诉失败, task_id: %s", complaintInfo.TaskId)
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}
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return s.ComplaintAlipayModel.Trans(ctx, func(transCtx context.Context, session sqlx.Session) error {
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var complaintRecord *model.ComplaintAlipay
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var complaintMain *model.ComplaintMain
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var isUpdate bool
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if existing != nil {
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// 更新现有投诉
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complaintRecord = existing
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isUpdate = true
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// 查找主表记录
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if complaintRecord.ComplaintId != "" {
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complaintMain, err = s.ComplaintMainModel.FindOne(transCtx, complaintRecord.ComplaintId)
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if err != nil {
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return errors.Wrapf(err, "查找投诉主表失败, complaint_id: %s", complaintRecord.ComplaintId)
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}
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}
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} else {
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// 创建新投诉
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complaintRecord = &model.ComplaintAlipay{
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Id: uuid.NewString(),
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}
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isUpdate = false
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}
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// 1. 创建或更新投诉主表记录
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if complaintMain == nil {
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// 创建新的主表记录
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complaintMain = &model.ComplaintMain{
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Id: uuid.NewString(),
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Type: "alipay",
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Name: lzUtils.StringToNullString(complaintInfo.OppositeName),
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Contact: lzUtils.StringToNullString(complaintInfo.Contact),
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Content: lzUtils.StringToNullString(complaintInfo.ComplainContent),
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Status: lzUtils.StringToNullString(complaintInfo.Status),
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StatusDescription: lzUtils.StringToNullString(complaintInfo.StatusDescription),
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}
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// 如果有交易单号，尝试关联订单
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if complaintInfo.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, complaintInfo.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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}
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}
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// 如果主表没有订单ID，尝试从交易信息中查找
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if !complaintMain.OrderId.Valid && len(complaintInfo.ComplaintTradeInfoList) > 0 {
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for _, tradeInfo := range complaintInfo.ComplaintTradeInfoList {
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if tradeInfo.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, tradeInfo.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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break
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}
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}
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// 也可以尝试通过 out_no（商家订单号）查找
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if tradeInfo.OutNo != "" {
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order, err := s.OrderModel.FindOneByOrderNo(transCtx, tradeInfo.OutNo)
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if err == nil && order != nil {
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complaintMain.OrderId = lzUtils.StringToNullString(order.Id)
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break
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}
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}
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}
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}
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if _, err := s.ComplaintMainModel.Insert(transCtx, session, complaintMain); err != nil {
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return errors.Wrapf(err, "创建投诉主表失败, task_id: %s", complaintInfo.TaskId)
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}
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complaintRecord.ComplaintId = complaintMain.Id
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} else {
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// 更新主表信息
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complaintMain.Name = lzUtils.StringToNullString(complaintInfo.OppositeName)
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complaintMain.Contact = lzUtils.StringToNullString(complaintInfo.Contact)
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complaintMain.Content = lzUtils.StringToNullString(complaintInfo.ComplainContent)
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complaintMain.Status = lzUtils.StringToNullString(complaintInfo.Status)
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complaintMain.StatusDescription = lzUtils.StringToNullString(complaintInfo.StatusDescription)
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// 如果主表没有订单ID，尝试关联订单
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if !complaintMain.OrderId.Valid {
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if complaintInfo.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, complaintInfo.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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}
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}
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// 尝试从交易信息中查找
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if !complaintMain.OrderId.Valid && len(complaintInfo.ComplaintTradeInfoList) > 0 {
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for _, tradeInfo := range complaintInfo.ComplaintTradeInfoList {
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if tradeInfo.TradeNo != "" {
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orderId := s.findOrderByPlatformOrderId(transCtx, tradeInfo.TradeNo)
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if orderId != "" {
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complaintMain.OrderId = lzUtils.StringToNullString(orderId)
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break
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}
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}
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if tradeInfo.OutNo != "" {
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order, err := s.OrderModel.FindOneByOrderNo(transCtx, tradeInfo.OutNo)
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if err == nil && order != nil {
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complaintMain.OrderId = lzUtils.StringToNullString(order.Id)
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break
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}
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}
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}
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}
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}
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if err := s.ComplaintMainModel.UpdateWithVersion(transCtx, session, complaintMain); err != nil {
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return errors.Wrapf(err, "更新投诉主表失败, task_id: %s", complaintInfo.TaskId)
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}
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}
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// 2. 填充支付宝投诉表数据
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complaintRecord.AlipayId = complaintInfo.Id
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complaintRecord.TaskId = complaintInfo.TaskId
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complaintRecord.OppositePid = lzUtils.StringToNullString(complaintInfo.OppositePid)
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complaintRecord.OppositeName = lzUtils.StringToNullString(complaintInfo.OppositeName)
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if complaintInfo.ComplainAmount != "" {
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amount, err := s.parseDecimal(complaintInfo.ComplainAmount)
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if err == nil {
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complaintRecord.ComplainAmount = lzUtils.Float64ToNullFloat64(amount)
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}
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}
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complaintRecord.GmtComplain = s.parseTime(complaintInfo.GmtComplain)
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complaintRecord.GmtProcess = s.parseTime(complaintInfo.GmtProcess)
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complaintRecord.ComplainContent = lzUtils.StringToNullString(complaintInfo.ComplainContent)
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complaintRecord.TradeNo = lzUtils.StringToNullString(complaintInfo.TradeNo)
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complaintRecord.Status = lzUtils.StringToNullString(complaintInfo.Status)
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complaintRecord.StatusDescription = lzUtils.StringToNullString(complaintInfo.StatusDescription)
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complaintRecord.ProcessCode = lzUtils.StringToNullString(complaintInfo.ProcessCode)
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complaintRecord.ProcessMessage = lzUtils.StringToNullString(complaintInfo.ProcessMessage)
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complaintRecord.ProcessRemark = lzUtils.StringToNullString(complaintInfo.ProcessRemark)
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complaintRecord.GmtRiskFinishTime = s.parseTime(complaintInfo.GmtRiskFinishTime)
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complaintRecord.ComplainUrl = lzUtils.StringToNullString(complaintInfo.ComplainUrl)
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// 处理图片列表（转换为JSON字符串）
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if len(complaintInfo.ProcessImgUrlList) > 0 {
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imgJson, _ := json.Marshal(complaintInfo.ProcessImgUrlList)
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complaintRecord.ProcessImgUrlList = lzUtils.StringToNullString(string(imgJson))
|
||
}
|
||
if len(complaintInfo.CertifyInfo) > 0 {
|
||
certifyJson, _ := json.Marshal(complaintInfo.CertifyInfo)
|
||
complaintRecord.CertifyInfo = lzUtils.StringToNullString(string(certifyJson))
|
||
}
|
||
|
||
// 保存或更新支付宝投诉表
|
||
if isUpdate {
|
||
if err := s.ComplaintAlipayModel.UpdateWithVersion(transCtx, session, complaintRecord); err != nil {
|
||
return errors.Wrapf(err, "更新支付宝投诉表失败, task_id: %s", complaintInfo.TaskId)
|
||
}
|
||
} else {
|
||
if _, err := s.ComplaintAlipayModel.Insert(transCtx, session, complaintRecord); err != nil {
|
||
return errors.Wrapf(err, "插入支付宝投诉表失败, task_id: %s", complaintInfo.TaskId)
|
||
}
|
||
}
|
||
|
||
// 3. 保存交易信息
|
||
if len(complaintInfo.ComplaintTradeInfoList) > 0 {
|
||
// 先删除旧的交易信息（如果存在）
|
||
if isUpdate {
|
||
oldTrades, _ := s.ComplaintAlipayTradeModel.FindAll(transCtx,
|
||
s.ComplaintAlipayTradeModel.SelectBuilder().
|
||
Where("complaint_id = ? AND del_state = ?", complaintRecord.Id, 0), "")
|
||
for _, oldTrade := range oldTrades {
|
||
oldTrade.DelState = 1
|
||
oldTrade.DeleteTime = lzUtils.TimeToNullTime(time.Now())
|
||
s.ComplaintAlipayTradeModel.UpdateWithVersion(transCtx, session, oldTrade)
|
||
}
|
||
}
|
||
|
||
// 插入新的交易信息
|
||
for _, tradeInfo := range complaintInfo.ComplaintTradeInfoList {
|
||
trade := &model.ComplaintAlipayTrade{
|
||
Id: uuid.NewString(),
|
||
ComplaintId: complaintRecord.Id,
|
||
AlipayTradeId: lzUtils.Int64ToNullInt64(tradeInfo.Id),
|
||
AlipayComplaintRecordId: lzUtils.Int64ToNullInt64(tradeInfo.ComplaintRecordId),
|
||
TradeNo: lzUtils.StringToNullString(tradeInfo.TradeNo),
|
||
OutNo: lzUtils.StringToNullString(tradeInfo.OutNo),
|
||
GmtTrade: s.parseTime(tradeInfo.GmtTrade),
|
||
GmtRefund: s.parseTime(tradeInfo.GmtRefund),
|
||
Status: lzUtils.StringToNullString(tradeInfo.Status),
|
||
StatusDescription: lzUtils.StringToNullString(tradeInfo.StatusDescription),
|
||
}
|
||
if tradeInfo.Amount != "" {
|
||
amount, err := s.parseDecimal(tradeInfo.Amount)
|
||
if err == nil {
|
||
trade.Amount = lzUtils.Float64ToNullFloat64(amount)
|
||
}
|
||
}
|
||
|
||
if _, err := s.ComplaintAlipayTradeModel.Insert(transCtx, session, trade); err != nil {
|
||
return errors.Wrapf(err, "插入投诉交易信息失败, task_id: %s", complaintInfo.TaskId)
|
||
}
|
||
}
|
||
}
|
||
|
||
return nil
|
||
})
|
||
}
|
||
|
||
// GetLatestComplainTime 查询数据库中最新投诉的投诉时间
|
||
func (s *AlipayComplaintService) GetLatestComplainTime(ctx context.Context) (time.Time, error) {
|
||
// 从支付宝投诉表查询最新投诉时间（因为主表没有 gmt_complain 字段）
|
||
builder := s.ComplaintAlipayModel.SelectBuilder().
|
||
Where("del_state = ?", 0).
|
||
OrderBy("gmt_complain DESC").
|
||
Limit(1)
|
||
|
||
complaints, err := s.ComplaintAlipayModel.FindAll(ctx, builder, "")
|
||
if err != nil {
|
||
return time.Time{}, errors.Wrapf(err, "查询最新投诉时间失败")
|
||
}
|
||
|
||
if len(complaints) == 0 {
|
||
return time.Time{}, nil // 数据库为空
|
||
}
|
||
|
||
// 返回最新投诉的投诉时间
|
||
if complaints[0].GmtComplain.Valid {
|
||
return complaints[0].GmtComplain.Time, nil
|
||
}
|
||
|
||
return time.Time{}, nil
|
||
}
|
||
|
||
// parseTime 解析时间字符串
|
||
func (s *AlipayComplaintService) parseTime(timeStr string) sql.NullTime {
|
||
if timeStr == "" {
|
||
return sql.NullTime{Valid: false}
|
||
}
|
||
|
||
// 尝试多种时间格式
|
||
formats := []string{
|
||
"2006-01-02 15:04:05",
|
||
"2006-01-02T15:04:05",
|
||
"2006-01-02",
|
||
}
|
||
|
||
for _, format := range formats {
|
||
if t, err := time.Parse(format, timeStr); err == nil {
|
||
return sql.NullTime{Time: t, Valid: true}
|
||
}
|
||
}
|
||
|
||
return sql.NullTime{Valid: false}
|
||
}
|
||
|
||
// parseDecimal 解析金额字符串
|
||
func (s *AlipayComplaintService) parseDecimal(amountStr string) (float64, error) {
|
||
if amountStr == "" {
|
||
return 0, nil
|
||
}
|
||
// 使用 fmt.Sscanf 解析
|
||
var amount float64
|
||
_, err := fmt.Sscanf(amountStr, "%f", &amount)
|
||
return amount, err
|
||
}
|
||
|
||
// findOrderByPlatformOrderId 根据支付宝交易单号查找订单ID
|
||
func (s *AlipayComplaintService) findOrderByPlatformOrderId(ctx context.Context, platformOrderId string) string {
|
||
if platformOrderId == "" {
|
||
return ""
|
||
}
|
||
|
||
// 通过 PlatformOrderId 查找订单
|
||
builder := s.OrderModel.SelectBuilder().
|
||
Where("platform_order_id = ? AND del_state = ?", platformOrderId, 0).
|
||
Limit(1)
|
||
|
||
orders, err := s.OrderModel.FindAll(ctx, builder, "")
|
||
if err != nil || len(orders) == 0 {
|
||
return ""
|
||
}
|
||
|
||
return orders[0].Id
|
||
}
|