Fix an issue with device state not stored as they should in some cases.

Add more logs to main db in order to troubleshoot an issue with participant device perhaps not stored in database.

src/chat/chat-room/server-group-chat-room.cpp

@@ -156,7 +156,7 @@ void ServerGroupChatRoomPrivate::resumeParticipant(const std::shared_ptr<Partici
 			case ParticipantDevice::State::Leaving:
 			case ParticipantDevice::State::Left:
 			case ParticipantDevice::State::ScheduledForLeaving:
-				device->setState(ParticipantDevice::State::ScheduledForJoining);
+				setParticipantDeviceState(device, ParticipantDevice::State::ScheduledForJoining);
 				updateParticipantDeviceSession(device);
 			break;
 			default:
@@ -707,9 +707,11 @@ void ServerGroupChatRoomPrivate::addParticipantDevice (const shared_ptr<Particip
 		 * This is a really new device.
 		 */
 		device = participant->getPrivate()->addDevice(deviceInfo.getAddress(), deviceInfo.getName());
-		setParticipantDeviceState(device, ParticipantDevice::State::ScheduledForJoining);
+		
 		shared_ptr<ConferenceParticipantDeviceEvent> event = qConference->getPrivate()->eventHandler->notifyParticipantDeviceAdded(participant->getAddress(), deviceInfo.getAddress());
 		q->getCore()->getPrivate()->mainDb->addEvent(event);
+		
+		setParticipantDeviceState(device, ParticipantDevice::State::ScheduledForJoining);
 	}
 }
 
@@ -802,7 +804,7 @@ void ServerGroupChatRoomPrivate::inviteDevice (const shared_ptr<ParticipantDevic
 		lInfo() << q << "outgoing INVITE already in progress.";
 		return;
 	}
-	device->setState(ParticipantDevice::State::Joining);
+	setParticipantDeviceState(device, ParticipantDevice::State::Joining);
 	if (session && session->getState() == CallSession::State::IncomingReceived){
 		lInfo() << q << "incoming INVITE in progress.";
 		return;
@@ -826,7 +828,7 @@ void ServerGroupChatRoomPrivate::byeDevice (const std::shared_ptr<ParticipantDev
 	L_Q();
 	
 	lInfo() << q << ": Asking device '" << device->getAddress().asString() << "' to leave";
-	device->setState(ParticipantDevice::State::Leaving);
+	setParticipantDeviceState(device, ParticipantDevice::State::Leaving);
 	shared_ptr<CallSession> session = makeSession(device);
 	switch(session->getState()){
 		case CallSession::State::OutgoingInit:
@@ -853,7 +855,8 @@ void ServerGroupChatRoomPrivate::notifyParticipantDeviceRegistration(const Ident
 	}
 	shared_ptr<ParticipantDevice> pd = participant->getPrivate()->findDevice(participantDevice);
 	if (!pd){
-		lError() << q << ": device " << participantDevice << " is not part of any participant of the chatroom.";
+		/* A device that does not have the required capabilities may be notified. */
+		lInfo() << q << ": device " << participantDevice << " is not part of any participant of the chatroom.";
 		return;
 	}
 	updateParticipantDeviceSession(pd, true);

src/db/main-db.cpp

@@ -1797,6 +1797,7 @@ bool MainDb::addEvent (const shared_ptr<EventLog> &eventLog) {
 		long long eventId = -1;
 
 		EventLog::Type type = eventLog->getType();
+		lInfo() << "MainDb::addEvent() of type " << static_cast<int>(type);
 		switch (type) {
 			case EventLog::Type::None:
 				return false;
@@ -1845,7 +1846,7 @@ bool MainDb::addEvent (const shared_ptr<EventLog> &eventLog) {
 
 			return true;
 		}
-
+		lError() << "MainDb::addEvent() failed.";
 		return false;
 	};
 }