fix(pairing): Received installation event (#3422)

VERSION

@@ -1 +1 @@
-0.147.1
+0.148.0

protocol/messenger.go

@@ -3919,8 +3919,6 @@ func (m *Messenger) handleRetrievedMessages(chatWithMessages map[transport.Filte
 						}
 
 					case protobuf.ContactUpdate:
-						logger.Info("<<< ContactUpdate", zap.String("publicKey", senderID))
-
 						if common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
 							logger.Warn("coming from us, ignoring")
 							continue

server/pairing/events.go

@@ -11,6 +11,7 @@ const (
 	EventConnectionSuccess    EventType = "connection-success"
 	EventTransferError        EventType = "transfer-error"
 	EventTransferSuccess      EventType = "transfer-success"
+	EventReceivedInstallation EventType = "received-installation"
 
 	// Only Receiver side
 

server/pairing/payload_receiver.go

@@ -298,7 +298,23 @@ func (r *InstallationPayloadStorer) Store() error {
 	if err != nil {
 		return err
 	}
-	return messenger.HandleSyncRawMessages(r.payload.rawMessages)
+
+	installations := GetMessengerInstallationsMap(messenger)
+
+	err = messenger.HandleSyncRawMessages(r.payload.rawMessages)
+
+	if err != nil {
+		return err
+	}
+
+	if newInstallation := FindNewInstallations(messenger, installations); newInstallation != nil {
+		signal.SendLocalPairingEvent(Event{
+			Type:   EventReceivedInstallation,
+			Action: ActionPairingInstallation,
+			Data:   newInstallation})
+	}
+
+	return nil
 }
 
 /*

server/pairing/raw_message_handler.go

@@ -10,6 +10,8 @@ import (
 	"github.com/status-im/status-go/multiaccounts/settings"
 	"github.com/status-im/status-go/params"
 	"github.com/status-im/status-go/protocol/protobuf"
+
+	"github.com/status-im/status-go/signal"
 )
 
 type SyncRawMessageHandler struct {
@@ -117,5 +119,21 @@ func (s *SyncRawMessageHandler) HandleRawMessage(accountPayload *AccountPayload,
 	if err != nil {
 		return err
 	}
-	return messenger.HandleSyncRawMessages(rmp.rawMessages)
+
+	installations := GetMessengerInstallationsMap(messenger)
+
+	err = messenger.HandleSyncRawMessages(rmp.rawMessages)
+
+	if err != nil {
+		return err
+	}
+
+	if newInstallation := FindNewInstallations(messenger, installations); newInstallation != nil {
+		signal.SendLocalPairingEvent(Event{
+			Type:   EventReceivedInstallation,
+			Action: ActionPairingInstallation,
+			Data:   newInstallation})
+	}
+
+	return nil
 }

server/pairing/utils.go

@@ -0,0 +1,23 @@
+package pairing
+
+import (
+	"github.com/status-im/status-go/protocol"
+	"github.com/status-im/status-go/protocol/encryption/multidevice"
+)
+
+func GetMessengerInstallationsMap(m *protocol.Messenger) map[string]struct{} {
+	ids := map[string]struct{}{}
+	for _, installation := range m.Installations() {
+		ids[installation.ID] = struct{}{}
+	}
+	return ids
+}
+
+func FindNewInstallations(m *protocol.Messenger, prevInstallationIds map[string]struct{}) *multidevice.Installation {
+	for _, installation := range m.Installations() {
+		if _, ok := prevInstallationIds[installation.ID]; !ok {
+			return installation
+		}
+	}
+	return nil
+}