fusenapi/server/home-user-auth/internal/logic/userordercancellogic.go
2023-08-10 19:08:06 +08:00

129 lines
4.1 KiB
Go

package logic
import (
"errors"
"fusenapi/constants"
"fusenapi/model/gmodel"
"fusenapi/utils/auth"
"fusenapi/utils/basic"
"fusenapi/utils/handlers"
"time"
"context"
"fusenapi/server/home-user-auth/internal/svc"
"fusenapi/server/home-user-auth/internal/types"
"github.com/zeromicro/go-zero/core/logx"
"gorm.io/gorm"
)
type UserOrderCancelLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewUserOrderCancelLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UserOrderCancelLogic {
return &UserOrderCancelLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *UserOrderCancelLogic) UserOrderCancel(req *types.UserOrderCancelReq, userinfo *auth.UserInfo) (resp *basic.Response) {
// 返回值必须调用Set重新返回, resp可以空指针调用 resp.SetStatus(basic.CodeOK, data)
// userinfo 传入值时, 一定不为null
if userinfo == nil || userinfo.UserId == 0 {
return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "order not found")
}
//查询订单信息
orderModel := gmodel.NewFsOrderModel(l.svcCtx.MysqlConn)
orderInfo, err := orderModel.FindOne(l.ctx, userinfo.UserId, req.ID)
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "the order is not exists")
}
logx.Error(err)
return resp.SetStatus(basic.CodeServiceErr, "failed to get order info")
}
// 判断订单状态
var notCancelStatusMap = make(map[int64]struct{}, 3)
notCancelStatusMap[int64(constants.STATUS_NEW_NOT_PAY)] = struct{}{}
notCancelStatusMap[int64(constants.STATUS_NEW_PART_PAY)] = struct{}{}
notCancelStatusMap[int64(constants.STATUS_NEW_PAY_COMPLETED)] = struct{}{}
_, ok := notCancelStatusMap[int64(*orderInfo.Status)]
if !ok {
return resp.SetStatusWithMessage(basic.CodeOrderNotCancelledErr, "the order status not cancle")
}
var cancelTime int64 = time.Now().Unix() - (*orderInfo.Ctime + int64(constants.CANCLE_ORDER_EXPIRE))
// 第一次支付成功后48小时后不能进行取消操作
if *orderInfo.IsPayCompleted == 1 && cancelTime > 0 {
return resp.SetStatusWithMessage(basic.CodeOrderNotCancelledErr, "The current order cannot be cancelled")
}
// 修改订单--取消状态和取消原因
*orderInfo.Status = int64(constants.STATUS_NEW_CANCEL)
*orderInfo.IsCancel = 1
orderInfo.RefundReasonId = &req.RefundReasonId
orderInfo.RefundReason = &req.RefundReason
var nowTime = time.Now().Unix()
var payList []handlers.PayInfo
// 事务处理
ctx := l.ctx
err = l.svcCtx.MysqlConn.Transaction(func(tx *gorm.DB) error {
// 修改订单信息
orderModelTS := gmodel.NewFsOrderModel(tx)
err = orderModelTS.RBUpdate(ctx, orderInfo)
if err != nil {
return err
}
// 新增退款记录
var isRefund int64 = 0
refundReasonModelTS := gmodel.NewFsRefundReasonModel(tx)
refundReasonModelTS.RBCreateOrUpdate(ctx, &gmodel.FsRefundReason{
IsRefund: &isRefund,
RefundReasonId: &req.RefundReasonId,
RefundReason: &req.RefundReason,
OrderId: &orderInfo.Id,
CreatedAt: &nowTime,
})
// 退款申请
// 退款申请--查询支付信息
fsPayModelTS := gmodel.NewFsPayModel(tx)
rbFsPay := fsPayModelTS.RowSelectBuilder(nil).Where("order_number = ?", orderInfo.Sn).Where("pay_status =?", constants.PAYSTATUS_SUCCESS).Where("is_refund =?", 0)
payInfoList, err := fsPayModelTS.FindAll(ctx, rbFsPay, nil, "")
if err != nil {
return err
}
for _, payInfo := range payInfoList {
var key string
if *payInfo.PaymentMethod == int64(constants.PAYMETHOD_STRIPE) {
key = l.svcCtx.Config.PayConfig.Stripe.Key
}
payList = append(payList, handlers.PayInfo{
TradeNo: *payInfo.TradeNo,
PaymentMethod: *payInfo.PaymentMethod,
Key: key,
})
}
return nil
})
// 退款申请--调取第三方接口发起退款
handlers.PayRefundHandler(&handlers.PayRefundHandlerReq{
PayInfoList: payList,
})
if err != nil {
logx.Error(err)
return resp.SetStatusWithMessage(basic.CodeOrderCancelledNotOk, "the order cancle failed")
}
return resp.SetStatus(basic.CodeOK)
}