Support contact messages

telegram/utils.go

@@ -469,6 +469,20 @@ func (c *Client) messageToText(message *client.Message) string {
 			formatter.SortEntities(animation.Caption.Entities),
 			markupFunction,
 		)
+	case client.TypeMessageContact:
+		contact, _ := message.Content.(*client.MessageContact)
+		var jid string
+		if contact.Contact.UserId != 0 {
+			jid = fmt.Sprintf("%v@%s", contact.Contact.UserId, gateway.Jid.Bare())
+		}
+		return fmt.Sprintf(
+			"*%s %s*\n%s\n%s\n%s",
+			contact.Contact.FirstName,
+			contact.Contact.LastName,
+			contact.Contact.PhoneNumber,
+			contact.Contact.Vcard,
+			jid,
+		)
 	}
 
 	return fmt.Sprintf("unknown message (%s)", message.Content.MessageContentType())