Method HandleReplay

Source/URLab/Private/Bridge/RpcDispatcher.cpp:3084–3152

}

TSharedPtr<FJsonObject> FURLabRpcDispatcher::HandleReplay(const FString& Op, const TSharedPtr<FJsonObject>& Req)
{
	AAMjManager* Mgr = OwnerMgr.Get();
	if (!Mgr)
		return MakeError(TEXT("not_ready"), TEXT("Manager missing"));
	AMjReplayManager* RM = CachedReplayManager.Get();
	if (!RM)
		return MakeError(TEXT("not_ready"), TEXT("AMjReplayManager not present in scene"));

	if (Op.Equals(TEXT("replay_load")))
	{
		FString P;
		if (!Req->TryGetStringField(TEXT("path"), P))
			return MakeError(TEXT("missing_field"), TEXT("replay_load requires 'path'"));
		FString FileName = FPaths::GetCleanFilename(P);
		bool bOk = RM->LoadRecordingFromFile(FileName);
		if (!bOk)
			return MakeError(TEXT("path_not_readable"), P);
		TSharedPtr<FJsonObject> Reply = MakeShared<FJsonObject>();
		Reply->SetStringField(TEXT("op"), TEXT("replay_load_ok"));
		Reply->SetStringField(TEXT("name"), FPaths::GetBaseFilename(FileName));
		return Reply;
	}
	if (Op.Equals(TEXT("replay_list_sessions")))
	{
		TArray<TSharedPtr<FJsonValue>> Names;
		for (const FString& N : RM->GetSessionNames())
			Names.Add(MakeShared<FJsonValueString>(N));
		TSharedPtr<FJsonObject> Reply = MakeShared<FJsonObject>();
		Reply->SetStringField(TEXT("op"), TEXT("replay_list_sessions_ok"));
		Reply->SetArrayField(TEXT("sessions"), Names);
		return Reply;
	}
	if (Op.Equals(TEXT("replay_set_active")))
	{
		FString N;
		if (!Req->TryGetStringField(TEXT("name"), N))
			return MakeError(TEXT("missing_field"), TEXT("replay_set_active requires 'name'"));
		if (!RM->Sessions.Contains(N))
			return MakeError(TEXT("replay_session_not_found"), N);
		RM->SetActiveSession(N);
		TSharedPtr<FJsonObject> Reply = MakeShared<FJsonObject>();
		Reply->SetStringField(TEXT("op"), TEXT("replay_set_active_ok"));
		return Reply;
	}
	if (Op.Equals(TEXT("replay_start")))
	{
		if (ActiveStepMode == EStepMode::Live)
			return MakeError(TEXT("replay_requires_stepped"),
				TEXT("Switch to direct or puppet before starting replay"));
		RM->StartReplay();
		int32 Total = RM->Sessions.Contains(RM->GetActiveSessionName())
						? RM->Sessions[RM->GetActiveSessionName()].Frames.Num()
						: 0;
		TSharedPtr<FJsonObject> Reply = MakeShared<FJsonObject>();
		Reply->SetStringField(TEXT("op"), TEXT("replay_start_ok"));
		Reply->SetStringField(TEXT("active_session"), RM->GetActiveSessionName());
		Reply->SetNumberField(TEXT("total_frames"), Total);