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93 lines
2.6 KiB
93 lines
2.6 KiB
package pay
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import (
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"yunyan/comm"
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"yunyan/pb"
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"yunyan/sys/pay/wechat"
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"yunyan/utils"
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"fmt"
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"time"
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)
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// @Summary 处理微信支付异步通知 [内部RPC]
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// @Description 接收由HTTP回调网关转发来的已验证、解密的支付通知，并处理业务逻辑
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// @Tags Pay
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// @Accept json
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// @Produce json
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// @Security BearerAuth
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// @Param notify body pb.PayWeChatNotifyReq true "已解密的微信支付通知"
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// @Success 200 {object} comm.HttpResult "处理结果"
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// @Router /api/home/pay_wechatnotify [post]
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func (this *apiComp) WeChatNotify(session comm.IUserSession, req *pb.PayWeChatNotifyReq) (resp []byte, errdata *pb.ErrorData) {
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var (
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transaction *wechat.WxPayTransaction
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user *pb.DBUser
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model *pb.DBPayOrder
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err error
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)
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if transaction, err = wechat.DecryptWxPayNotify(
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req.Resource.AssociatedData,
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req.Resource.Nonce,
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req.Resource.Ciphertext,
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); err != nil {
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errdata = &pb.ErrorData{
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Code: pb.ErrorCode_PayNotifyDecryptFail,
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Message: "解密微信支付通知失败:" + err.Error(),
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}
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return
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}
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// 3. 使用解密后的交易数据处理业务（如更新订单状态）
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fmt.Printf("商户订单号: %s\n", transaction.OutTradeNo)
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fmt.Printf("支付状态: %s\n", transaction.TradeState)
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fmt.Printf("支付金额: %d 分\n", transaction.Amount.Total)
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if model, err = this.module.model.getPayOrder(transaction.OutTradeNo); err != nil {
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resp = []byte(utils.ToString(map[string]string{
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"code": "Fail",
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"message": fmt.Sprintf("订单不存在: %s", transaction.OutTradeNo),
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}))
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return
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}
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if model.Status != pb.PayOrderStatus_PAY_ORDER_PENDING {
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// 已经处理过的订单，直接返回成功
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resp = []byte(utils.ToString(map[string]string{
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"code": "SUCCESS",
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"message": "成功",
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}))
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return
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}
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// 4. 查询用户信息
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if user, err = this.module.model.getUser(model.Uid); err != nil {
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errdata = &pb.ErrorData{
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Code: pb.ErrorCode_DBError,
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Message: "查询用户信息失败:" + err.Error(),
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}
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return
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}
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model.Status = pb.PayOrderStatus_PAY_ORDER_PAID
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model.PayTime = time.Now().Unix()
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err = this.deliverResourceByOrder(user, model)
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if err != nil {
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resp = []byte(utils.ToString(map[string]string{
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"code": "Fail",
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"message": fmt.Sprintf("发货资源失败: %v", err),
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}))
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return
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}
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if err = this.module.model.updatePayOrder(model); err != nil {
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resp = []byte(utils.ToString(map[string]string{
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"code": "Fail",
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"message": fmt.Sprintf("更新订单状态失败: %v", err),
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}))
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return
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}
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resp = []byte(utils.ToString(map[string]string{
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"code": "SUCCESS",
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"message": "成功",
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}))
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return
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}
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