f

app/main/api/internal/logic/pay/xpaypushlogic.go

@@ -0,0 +1,97 @@
+package pay
+
+import (
+	"encoding/json"
+	"io"
+	"net/http"
+
+	"qnc-server/app/main/api/internal/service"
+	"qnc-server/app/main/api/internal/svc"
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type XpayPushLogic struct {
+	logx.Logger
+	svcCtx *svc.ServiceContext
+}
+
+func NewXpayPushLogic(svcCtx *svc.ServiceContext) *XpayPushLogic {
+	return &XpayPushLogic{svcCtx: svcCtx}
+}
+
+// HandleGET mp 后台配置消息推送时的验签
+func (l *XpayPushLogic) HandleGET(w http.ResponseWriter, r *http.Request) {
+	q := r.URL.Query()
+	signature := q.Get("signature")
+	timestamp := q.Get("timestamp")
+	nonce := q.Get("nonce")
+	echostr := q.Get("echostr")
+
+	if l.svcCtx.XpayService.VerifyPushSignature(signature, timestamp, nonce) {
+		w.WriteHeader(http.StatusOK)
+		_, _ = w.Write([]byte(echostr))
+		return
+	}
+	w.WriteHeader(http.StatusForbidden)
+}
+
+// HandlePOST 接收 xpay_goods_deliver_notify
+func (l *XpayPushLogic) HandlePOST(w http.ResponseWriter, r *http.Request) {
+	body, err := io.ReadAll(r.Body)
+	if err != nil {
+		l.writePushResp(w, 1, "read body failed")
+		return
+	}
+
+	var notify service.XpayDeliverNotify
+	if err := json.Unmarshal(body, &notify); err != nil {
+		l.writePushResp(w, 1, "parse failed")
+		return
+	}
+
+	if notify.Event != "" && notify.Event != "xpay_goods_deliver_notify" {
+		l.writePushResp(w, 0, "ignored")
+		return
+	}
+
+	orderNo := notify.OutTradeNo
+	if orderNo == "" {
+		l.writePushResp(w, 1, "missing OutTradeNo")
+		return
+	}
+
+	ctx := r.Context()
+	already, _ := l.svcCtx.XpayService.AlreadyNotified(ctx, orderNo)
+	if already {
+		l.writePushResp(w, 0, "already notified")
+		return
+	}
+
+	order, findErr := l.svcCtx.OrderModel.FindOneByOrderNo(ctx, orderNo)
+	if findErr != nil {
+		logx.WithContext(ctx).Errorf("[xpay push] 订单不存在 order_no=%s err=%v", orderNo, findErr)
+		l.writePushResp(w, 1, "order not found")
+		return
+	}
+
+	wxOrderID := notify.WeChatPayInfo.TransactionId
+	credited, fulfillErr := fulfillQueryOrderPaid(ctx, l.svcCtx, order, wxOrderID, notify.GoodsInfo.ActualPrice)
+	if fulfillErr != nil {
+		logx.WithContext(ctx).Errorf("[xpay push] 到账失败 order_no=%s err=%v", orderNo, fulfillErr)
+		l.writePushResp(w, 1, fulfillErr.Error())
+		return
+	}
+
+	_ = l.svcCtx.XpayService.MarkNotified(ctx, orderNo)
+	logx.WithContext(ctx).Infof("[xpay push] event=xpay_goods_deliver_notify order_no=%s credited=%v", orderNo, credited)
+	l.writePushResp(w, 0, "success")
+}
+
+func (l *XpayPushLogic) writePushResp(w http.ResponseWriter, errCode int, errMsg string) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	_ = json.NewEncoder(w).Encode(map[string]interface{}{
+		"ErrCode": errCode,
+		"ErrMsg":  errMsg,
+	})
+}