Notify P2P participants after HTTP forwarding

server/im_http.go

@@ -9028,6 +9028,47 @@ func broadcastHTTPForwardMessage(tenantID types.TenantID, msg *types.Message) {
 	default:
 		logs.Warn.Printf("im message forward: hub route queue full topic=%s seq=%d", msg.Topic, msg.SeqId)
 	}
+	broadcastHTTPForwardPresence(tenantID, msg, timestamp)
+}
+
+func broadcastHTTPForwardPresence(tenantID types.TenantID, msg *types.Message, timestamp time.Time) {
+	if globals.hub == nil || msg == nil || msg.SeqId <= 0 || msg.Topic == "" {
+		return
+	}
+	uid1, uid2, err := types.ParseP2P(msg.Topic)
+	if err != nil {
+		return
+	}
+	from := types.ParseUid(msg.From).UserId()
+	for _, rcpt := range []struct {
+		uid types.Uid
+		src string
+	}{
+		{uid: uid1, src: uid2.UserId()},
+		{uid: uid2, src: uid1.UserId()},
+	} {
+		actor := from
+		if actor == rcpt.uid.UserId() {
+			actor = ""
+		}
+		select {
+		case globals.hub.routeSrv <- &ServerComMessage{
+			TenantID:  tenantID,
+			RcptTo:    rcpt.uid.UserId(),
+			Timestamp: timestamp,
+			Pres: &MsgServerPres{
+				Topic:     "me",
+				What:      "msg",
+				Src:       rcpt.src,
+				SeqId:     msg.SeqId,
+				AcsActor:  actor,
+				SkipTopic: msg.Topic,
+			},
+		}:
+		default:
+			logs.Warn.Printf("im message forward: hub presence queue full topic=%s seq=%d user=%s", msg.Topic, msg.SeqId, rcpt.uid.UserId())
+		}
+	}
 }
 
 func forwardedMessageHead(msg *types.Message, clientMid string) types.KVMap {