Method HandleMeta

Source/URLab/Private/Bridge/RpcDispatcher.cpp:474–521

}

TSharedPtr<FJsonObject> FURLabRpcDispatcher::HandleMeta(const TSharedPtr<FJsonObject>& /*Req*/)
{
	// Pre-session bootstrap reply: ship the full op table so the Python
	// client can synthesise `URLabClient.<namespace>.<op>` methods at
	// discover time. `meta` is intentionally NOT registered through the
	// table — it's hardcoded above, which breaks the chicken-and-egg.
	TSharedPtr<FJsonObject> Reply = MakeShared<FJsonObject>();
	Reply->SetStringField(TEXT("op"), TEXT("meta_ok"));

	auto CategoryString = [](URLabOpRegistry::EOpCategory C) {
		switch (C)
		{
			case URLabOpRegistry::EOpCategory::EditorOnly:
				return TEXT("editor_only");
			case URLabOpRegistry::EOpCategory::ManagerRequired:
				return TEXT("manager_required");
			case URLabOpRegistry::EOpCategory::NoManager:
				return TEXT("no_manager");
		}
		return TEXT("unknown");
	};

	TArray<TSharedPtr<FJsonValue>> Ops;
	for (const URLabOpRegistry::FOpDecl& D : URLabOpRegistry::GetAllOps())
	{
		TSharedPtr<FJsonObject> O = MakeShared<FJsonObject>();
		O->SetStringField(TEXT("name"), D.Name);
		O->SetStringField(TEXT("category"), CategoryString(D.Category));
		O->SetStringField(TEXT("namespace"), D.Namespace);
		if (D.RequiredFields.Num() > 0)
		{
			TArray<TSharedPtr<FJsonValue>> Fields;
			for (const FString& F : D.RequiredFields)
				Fields.Add(MakeShared<FJsonValueString>(F));
			O->SetArrayField(TEXT("required_fields"), Fields);
		}
		if (D.ReplyFields.Num() > 0)
		{
			TArray<TSharedPtr<FJsonValue>> Fields;
			for (const FString& F : D.ReplyFields)
				Fields.Add(MakeShared<FJsonValueString>(F));
			O->SetArrayField(TEXT("reply_fields"), Fields);
		}
		Ops.Add(MakeShared<FJsonValueObject>(O));
	}
	Reply->SetArrayField(TEXT("ops"), Ops);
	return Reply;
}

TSharedPtr<FJsonObject> FURLabRpcDispatcher::HandleSetPaused(const TSharedPtr<FJsonObject>& Req)
{