qnc-server/app/user/cmd/api/internal/logic/pay/paymentlogic.go

105 lines
3.4 KiB
Go

package pay
import (
"context"
"encoding/json"
"fmt"
"github.com/pkg/errors"
"github.com/zeromicro/go-zero/core/logx"
"github.com/zeromicro/go-zero/core/stores/sqlx"
"qnc-server/app/user/cmd/api/internal/svc"
"qnc-server/app/user/cmd/api/internal/types"
"qnc-server/app/user/model"
"qnc-server/common/ctxdata"
"qnc-server/common/xerr"
)
type PaymentLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewPaymentLogic(ctx context.Context, svcCtx *svc.ServiceContext) *PaymentLogic {
return &PaymentLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *PaymentLogic) Payment(req *types.PaymentReq) (resp *types.PaymentResp, err error) {
userID, getUidErr := ctxdata.GetUidFromCtx(l.ctx)
if getUidErr != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 获取用户信息失败, %+v", getUidErr)
}
redisKey := fmt.Sprintf("%d:%s", userID, req.Id)
cache, cacheErr := l.svcCtx.Redis.GetCtx(l.ctx, redisKey)
if cacheErr != nil {
return nil, cacheErr
}
var data types.QueryCache
err = json.Unmarshal([]byte(cache), &data)
if err != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 解析缓存内容失败, %+v", err)
}
product, err := l.svcCtx.ProductModel.FindOneByProductEn(l.ctx, data.Product)
if err != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 查找产品错误: %+v", err)
}
var prepayID string
var outTradeNo string
var createOrderErr error
if req.PayMethod == "wechatpay" {
outTradeNo = l.svcCtx.WechatPayService.GenerateOutTradeNo()
prepayID, createOrderErr = l.svcCtx.WechatPayService.CreateWechatAppOrder(l.ctx, product.SellPrice, product.Description, outTradeNo)
} else {
outTradeNo = l.svcCtx.AlipayService.GenerateOutTradeNo()
prepayID, createOrderErr = l.svcCtx.AlipayService.CreateAlipayAppOrder(product.SellPrice, product.Description, outTradeNo)
}
if createOrderErr != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 创建支付订单失败: %+v", createOrderErr)
}
var orderID int64
transErr := l.svcCtx.OrderModel.Trans(l.ctx, func(ctx context.Context, session sqlx.Session) error {
order := model.Order{
OrderNo: outTradeNo,
UserId: userID,
ProductId: product.Id,
PaymentPlatform: req.PayMethod,
PaymentScene: "app",
Amount: product.SellPrice,
Status: "pending",
}
orderInsertResult, insertOrderErr := l.svcCtx.OrderModel.Insert(ctx, session, &order)
if insertOrderErr != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 保存订单失败: %+v", insertOrderErr)
}
insertedOrderID, lastInsertIdErr := orderInsertResult.LastInsertId()
if lastInsertIdErr != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 获取保存订单ID失败: %+v", lastInsertIdErr)
}
orderID = insertedOrderID
query := model.Query{
OrderId: orderID,
UserId: userID,
ProductId: product.Id,
QueryParams: cache,
QueryState: "pending",
}
_, insertQueryErr := l.svcCtx.QueryModel.Insert(l.ctx, session, &query)
if insertQueryErr != nil {
return insertQueryErr
}
return nil
})
if transErr != nil {
return nil, transErr
}
return &types.PaymentResp{PrepayID: prepayID, OrderID: orderID}, nil
}