RealtimeStyleTransferRuntime/Source/LyraGame/Weapons/LyraDamageLogDebuggerComponent.h

// Copyright Epic Games, Inc. All Rights Reserved.

#pragma once

#include "Components/ActorComponent.h"
#include "Containers/Map.h"
#include "Engine/EngineBaseTypes.h"
#include "Engine/EngineTypes.h"
#include "GameFramework/GameplayMessageSubsystem.h"
#include "HAL/Platform.h"
#include "UObject/UObjectGlobals.h"

#include "LyraDamageLogDebuggerComponent.generated.h"

class UObject;
struct FGameplayTag;
struct FLyraVerbMessage;

struct FFrameDamageEntry
{
	int32 NumImpacts = 0;
	double SumDamage = 0.0;
	double TimeOfFirstHit = 0.0;
};

UCLASS(Blueprintable, meta=(BlueprintSpawnableComponent))
class ULyraDamageLogDebuggerComponent : public UActorComponent
{
	GENERATED_BODY()

public:

	ULyraDamageLogDebuggerComponent(const FObjectInitializer& ObjectInitializer = FObjectInitializer::Get());

	virtual void BeginPlay() override;
	virtual void EndPlay(const EEndPlayReason::Type EndPlayReason) override;
	virtual void TickComponent(float DeltaTime, enum ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) override;

	UPROPERTY(EditAnywhere)
	double SecondsBetweenDamageBeforeLogging = 1.0;

private:
	FGameplayMessageListenerHandle ListenerHandle;

	double LastDamageEntryTime = 0.0;
	TMap<int64, FFrameDamageEntry> DamageLog;

private:
	void OnDamageMessage(FGameplayTag Channel, const FLyraVerbMessage& Payload);
};