handle dead commands when the connection is lost before the reply gets processed

cockatrice/src/remoteclient.cpp

@@ -166,8 +166,14 @@ void RemoteClient::doDisconnectFromServer()
 	messageLength = 0;
 
 	QList<PendingCommand *> pc = pendingCommands.values();
-	for (int i = 0; i < pc.size(); i++)
+	for (int i = 0; i < pc.size(); i++) {
+		Response response;
+		response.set_response_code(Response::RespNotConnected);
+		response.set_cmd_id(pc[i]->getCommandContainer().cmd_id());
+		pc[i]->processResponse(response);
+		
 		delete pc[i];
+	}
 	pendingCommands.clear();
 
 	setStatus(StatusDisconnected);

cockatrice/src/tab_deck_storage.cpp

@@ -177,6 +177,9 @@ void TabDeckStorage::actUpload()
 
 void TabDeckStorage::uploadFinished(const Response &r, const CommandContainer &commandContainer)
 {
+	if (r.response_code() != Response::RespOk)
+		return;
+	
 	const Response_DeckUpload &resp = r.GetExtension(Response_DeckUpload::ext);
 	const Command_DeckUpload &cmd = commandContainer.session_command(0).GetExtension(Command_DeckUpload::ext);
 	
@@ -208,6 +211,9 @@ void TabDeckStorage::actOpenRemoteDeck()
 
 void TabDeckStorage::openRemoteDeckFinished(const Response &r)
 {
+	if (r.response_code() != Response::RespOk)
+		return;
+	
 	const Response_DeckDownload &resp = r.GetExtension(Response_DeckDownload::ext);
 	
 //	WndDeckEditor *deckEditor = new WndDeckEditor;
@@ -243,6 +249,9 @@ void TabDeckStorage::actDownload()
 
 void TabDeckStorage::downloadFinished(const Response &r, const CommandContainer &/*commandContainer*/, const QVariant &extraData)
 {
+	if (r.response_code() != Response::RespOk)
+		return;
+	
 	const Response_DeckDownload &resp = r.GetExtension(Response_DeckDownload::ext);
 	QString filePath = extraData.toString();
 	

cockatrice/src/tab_replays.cpp

@@ -162,6 +162,9 @@ void TabReplays::actOpenRemoteReplay()
 
 void TabReplays::openRemoteReplayFinished(const Response &r)
 {
+	if (r.response_code() != Response::RespOk)
+		return;
+	
 	const Response_ReplayDownload &resp = r.GetExtension(Response_ReplayDownload::ext);
 	GameReplay *replay = new GameReplay;
 	replay->ParseFromString(resp.replay_data());
@@ -197,6 +200,9 @@ void TabReplays::actDownload()
 
 void TabReplays::downloadFinished(const Response &r, const CommandContainer &commandContainer, const QVariant &extraData)
 {
+	if (r.response_code() != Response::RespOk)
+		return;
+	
 	const Response_ReplayDownload &resp = r.GetExtension(Response_ReplayDownload::ext);
 	QString filePath = extraData.toString();
 	

common/pb/response.proto

 message Response {
 	enum ResponseCode {
+		RespNotConnected = -1;
 		RespNothing = 0;
 		RespOk = 1;
 		RespNotInRoom = 2;