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refactor!: remove Translators questionnaire runtime (runner, trivia UI, BP relay) #11

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Merged
JosephOIbrahim merged 1 commit into from
Jul 2, 2026
Merged

refactor!: remove Translators questionnaire runtime (runner, trivia UI, BP relay) #11

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120 changes: 1 addition & 119 deletions Plugins/UEBridge/Source/UEBridgeRuntime/Private/UEBridgeSubsystem.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,7 @@ void UUEBridgeSubsystem::Initialize(FSubsystemCollectionBase& Collection)

void UUEBridgeSubsystem::Deinitialize()
{
StopGame();
bIsActive = false;
UE_LOG(LogUEBridge, Log, TEXT("UEBridgeSubsystem deinitialized"));
Super::Deinitialize();
}
Expand Down Expand Up @@ -134,124 +134,6 @@ void UUEBridgeSubsystem::Tick(float DeltaTime)

// === GAME FLOW ===

void UUEBridgeSubsystem::StartGame()
{
if (bIsActive)
{
BridgeLog(TEXT("Bridge already active"));
return;
}

BridgeLog(TEXT("========================================"));
BridgeLog(TEXT("TRANSLATORS BRIDGE SUBSYSTEM v2.1.0"));
BridgeLog(TEXT("USD-native communication with JSON fallback"));
BridgeLog(FString::Printf(TEXT("Bridge Path: %s"), *BridgePath));
BridgeLog(TEXT("========================================"));

// Ensure bridge directory exists
IPlatformFile& PlatformFile = FPlatformFileManager::Get().GetPlatformFile();
if (!PlatformFile.DirectoryExists(*BridgePath))
{
PlatformFile.CreateDirectory(*BridgePath);
BridgeLog(FString::Printf(TEXT("Created bridge directory: %s"), *BridgePath));
}

bIsActive = true;
SetState(EUEBridgeState::WaitingForBridge);

// Check for existing state files (Python may have started first)
FString UsdFilePath = GetBridgeFilePath(TEXT("bridge_state.usda"));
FString JsonFilePath = GetBridgeFilePath(TEXT("state.json"));

if (PlatformFile.FileExists(*UsdFilePath))
{
BridgeLog(TEXT("Found existing bridge_state.usda - processing..."));
ProcessStateFile();
}
else if (PlatformFile.FileExists(*JsonFilePath))
{
BridgeLog(TEXT("Found existing state.json - processing..."));
ProcessStateFile();
}
}

void UUEBridgeSubsystem::StopGame()
{
if (!bIsActive)
{
return;
}

bIsActive = false;
bStateChangePending = false;
bUsdChangePending = false;
SetState(EUEBridgeState::Idle);

BridgeLog(TEXT("Bridge stopped"));
}


void UUEBridgeSubsystem::SubmitAnswer(const FString& QuestionId, int32 OptionIndex, float ResponseTimeMs)
{
// Try USD mode first
FString FilePath = GetBridgeFilePath(TEXT("bridge_state.usda"));
FString Content;

if (bUsingUsdMode && FFileHelper::LoadFileToString(Content, *FilePath))
{
FString Timestamp = FDateTime::UtcNow().ToIso8601();
FString SelectedLabel = (OptionIndex >= 0 && OptionIndex < CurrentQuestion.OptionLabels.Num())
? CurrentQuestion.OptionLabels[OptionIndex] : TEXT("");
FString SelectedDirection = (OptionIndex >= 0 && OptionIndex < CurrentQuestion.OptionDirections.Num())
? CurrentQuestion.OptionDirections[OptionIndex] : TEXT("");

Content = UpdateUsdaVariant(Content, TEXT("sync_status"), TEXT("answer_received"));
Content = UpdateUsdaVariant(Content, TEXT("message_type"), TEXT("answer"));

Content = UpdateUsdaAttribute(Content, TEXT("Answer"), TEXT("question_id"), QuestionId, true);
Content = UpdateUsdaAttribute(Content, TEXT("Answer"), TEXT("option_index"), FString::FromInt(OptionIndex), false);
Content = UpdateUsdaAttribute(Content, TEXT("Answer"), TEXT("response_time_ms"), FString::SanitizeFloat(ResponseTimeMs), false);
Content = UpdateUsdaAttribute(Content, TEXT("Answer"), TEXT("selected_label"), SelectedLabel, true);
Content = UpdateUsdaAttribute(Content, TEXT("Answer"), TEXT("selected_direction"), SelectedDirection, true);
Content = UpdateUsdaAttribute(Content, TEXT("Answer"), TEXT("timestamp"), Timestamp, true);

UpdateBehavioralSignals(Content, ResponseTimeMs);

int32 MaxRetries = 3;
for (int32 Retry = 0; Retry < MaxRetries; ++Retry)
{
if (FFileHelper::SaveStringToFile(Content, *FilePath))
{
BridgeLog(FString::Printf(TEXT("USD answer sent: %s = option %d (%.0fms)"),
*QuestionId, OptionIndex, ResponseTimeMs));
SetState(EUEBridgeState::AnswerPending);
return;
}
FPlatformProcess::Sleep(0.1f);
}

BridgeLog(TEXT("USD answer write failed, falling back to JSON"));
}

// JSON fallback
TSharedPtr<FJsonObject> JsonObj = MakeShared<FJsonObject>();
JsonObj->SetStringField(TEXT("$schema"), TEXT("translators-answer-v1"));
JsonObj->SetStringField(TEXT("type"), TEXT("answer"));
JsonObj->SetStringField(TEXT("timestamp"), FDateTime::UtcNow().ToIso8601());

TSharedPtr<FJsonObject> AnswerObj = MakeShared<FJsonObject>();
AnswerObj->SetStringField(TEXT("question_id"), QuestionId);
AnswerObj->SetNumberField(TEXT("option_index"), OptionIndex);
AnswerObj->SetNumberField(TEXT("response_time_ms"), ResponseTimeMs);
JsonObj->SetObjectField(TEXT("answer"), AnswerObj);

WriteJsonToFile(TEXT("answer.json"), JsonObj);
SetState(EUEBridgeState::AnswerPending);

BridgeLog(FString::Printf(TEXT("JSON answer sent: %s = option %d (%.0fms)"),
*QuestionId, OptionIndex, ResponseTimeMs));
}


void UUEBridgeSubsystem::SendAcknowledge()
{
Expand Down
2 changes: 1 addition & 1 deletion Plugins/UEBridge/Source/UEBridgeRuntime/Public/BridgeTypes.h
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Expand Up @@ -15,7 +15,7 @@
UENUM(BlueprintType, meta = (ToolTip = "Bridge state machine states"))
enum class EUEBridgeState : uint8
{
/** No file watcher running. StartGame() not called yet. */
/** No file watcher running; bridge inactive. */
Idle UMETA(DisplayName = "Idle"),

/** File watcher running, waiting for Python bridge_orchestrator "ready" message. */
Expand Down
12 changes: 0 additions & 12 deletions Plugins/UEBridge/Source/UEBridgeRuntime/Public/UEBridgeSubsystem.h
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Expand Up @@ -34,18 +34,6 @@ class UEBRIDGERUNTIME_API UUEBridgeSubsystem

// === GAME FLOW ===

/** Start the bridge: resolve path, create directory, begin polling */
UFUNCTION(BlueprintCallable, Category = "UE Bridge", meta = (ToolTip = "Start the bridge and begin watching for state files"))
void StartGame();

/** Stop the bridge and reset state */
UFUNCTION(BlueprintCallable, Category = "UE Bridge", meta = (ToolTip = "Stop the bridge and clean up"))
void StopGame();

/** Submit a player answer (prefers USD, falls back to JSON) */
UFUNCTION(BlueprintCallable, Category = "UE Bridge", meta = (ToolTip = "Submit the player's answer for the current question"))
void SubmitAnswer(const FString& QuestionId, int32 OptionIndex, float ResponseTimeMs);

/** Send acknowledgment that UE5 is ready (prefers USD, falls back to JSON) */
UFUNCTION(BlueprintCallable, Category = "UE Bridge", meta = (ToolTip = "Acknowledge readiness to the Python bridge"))
void SendAcknowledge();
Expand Down
148 changes: 0 additions & 148 deletions Source/UnrealEngineBridge/BridgeComponent.cpp
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