Add `New` flag to a received message

This change allows to count unviewed messages properly on the client
side when replied message is attached to reply before being passed.

VERSION

@@ -1 +1 @@
-0.63.6
+0.63.7

protocol/common/message.go

@@ -117,7 +117,9 @@ type Message struct {
 
 	// Replace indicates that this is a replacement of a message
 	// that has been updated
-	Replace   string           `json:"replace,omitempty"`
+	Replace string `json:"replace,omitempty"`
+	New     bool   `json:"new,omitempty"`
+
 	SigPubKey *ecdsa.PublicKey `json:"-"`
 
 	// Mentions is an array of mentions for a given message
@@ -150,6 +152,7 @@ func (m *Message) MarshalJSON() ([]byte, error) {
 		Clock             uint64                           `json:"clock"`
 		Replace           string                           `json:"replace"`
 		ResponseTo        string                           `json:"responseTo"`
+		New               bool                             `json:"new,omitempty"`
 		EnsName           string                           `json:"ensName"`
 		Image             string                           `json:"image,omitempty"`
 		Audio             string                           `json:"audio,omitempty"`
@@ -179,6 +182,7 @@ func (m *Message) MarshalJSON() ([]byte, error) {
 		LocalChatID:       m.LocalChatID,
 		Clock:             m.Clock,
 		ResponseTo:        m.ResponseTo,
+		New:               m.New,
 		EnsName:           m.EnsName,
 		Image:             m.Base64Image,
 		Audio:             m.Base64Audio,

protocol/messenger.go

@@ -2534,12 +2534,23 @@ func (m *Messenger) handleRetrievedMessages(chatWithMessages map[transport.Filte
 		}
 	}
 
+	newMessagesIds := map[string]struct{}{}
+	for _, message := range messageState.Response.Messages {
+		newMessagesIds[message.ID] = struct{}{}
+	}
+
 	messagesWithResponses, err := m.pullMessagesAndResponsesFromDB(messageState.Response.Messages)
 	if err != nil {
 		return nil, err
 	}
 	messageState.Response.Messages = messagesWithResponses
 
+	for _, message := range messageState.Response.Messages {
+		if _, ok := newMessagesIds[message.ID]; ok {
+			message.New = true
+		}
+	}
+
 	// Reset installations
 	m.modifiedInstallations = make(map[string]bool)