From d326d7a56c1ba9273cbbff4ecfff3b85e4a9e4f4 Mon Sep 17 00:00:00 2001
From: Jonathan Rampersad <jonathan@jono-rams.work>
Date: Sun, 8 Jun 2025 12:13:51 -0400
Subject: [PATCH] Effect Actor (Basic Implementation)

---
 .../Blueprints/Actors/BP_HealthPotion.uasset  |  3 ++
 Content/Maps/StartupMap.umap                  |  4 +-
 Source/Aura/Private/Actor/AuraEffectActor.cpp | 51 +++++++++++++++++++
 Source/Aura/Public/Actor/AuraEffectActor.h    | 37 ++++++++++++++
 4 files changed, 93 insertions(+), 2 deletions(-)
 create mode 100644 Content/Blueprints/Actors/BP_HealthPotion.uasset
 create mode 100644 Source/Aura/Private/Actor/AuraEffectActor.cpp
 create mode 100644 Source/Aura/Public/Actor/AuraEffectActor.h

diff --git a/Content/Blueprints/Actors/BP_HealthPotion.uasset b/Content/Blueprints/Actors/BP_HealthPotion.uasset
new file mode 100644
index 0000000..a0428af
--- /dev/null
+++ b/Content/Blueprints/Actors/BP_HealthPotion.uasset
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6402aca822e193952c03cd8c6a085fefdd8c24d3ca6e784cbd0006be70777c88
+size 31349
diff --git a/Content/Maps/StartupMap.umap b/Content/Maps/StartupMap.umap
index 7258a21..ccf8f5b 100644
--- a/Content/Maps/StartupMap.umap
+++ b/Content/Maps/StartupMap.umap
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:5c425e1027540bd9081efc0140a25d1867796d1e391a4ccf498d1c29be7d0269
-size 51546
+oid sha256:30ab3ec2087baef160acef36b433e315d88674a9d16a4020cb2cb52b344e3e20
+size 54538
diff --git a/Source/Aura/Private/Actor/AuraEffectActor.cpp b/Source/Aura/Private/Actor/AuraEffectActor.cpp
new file mode 100644
index 0000000..7d3f624
--- /dev/null
+++ b/Source/Aura/Private/Actor/AuraEffectActor.cpp
@@ -0,0 +1,51 @@
+// Assets provided by DruidMechanics. Copyright Jonathan Rampersad 2024
+
+
+#include "Actor/AuraEffectActor.h"
+
+#include "AbilitySystemComponent.h"
+#include "AbilitySystemInterface.h"
+#include "AbilitySystem/AuraAttributeSet.h"
+#include "Components/SphereComponent.h"
+
+// Sets default values
+AAuraEffectActor::AAuraEffectActor()
+{
+ 	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
+	PrimaryActorTick.bCanEverTick = false;
+
+	Mesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("Mesh"));
+	SetRootComponent(Mesh);
+
+	Sphere = CreateDefaultSubobject<USphereComponent>(TEXT("Sphere"));
+	Sphere->SetupAttachment(GetRootComponent());
+}
+
+void AAuraEffectActor::OnOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+	UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult)
+{
+	//TODO: Change this to apply a Gameplay Effect. For now using const_cast as a hack!
+	if (const IAbilitySystemInterface* ASCInterface = Cast<IAbilitySystemInterface>(OtherActor))
+	{
+		const UAuraAttributeSet* AuraAttributeSet = Cast<UAuraAttributeSet>(ASCInterface->GetAbilitySystemComponent()->GetAttributeSet(UAuraAttributeSet::StaticClass()));
+		UAuraAttributeSet* MutableAuraAttributeSet = const_cast<UAuraAttributeSet*>(AuraAttributeSet);
+		MutableAuraAttributeSet->SetHealth(AuraAttributeSet->GetHealth() + 25.f);
+	}
+}
+
+void AAuraEffectActor::EndOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+	UPrimitiveComponent* OtherComp, int32 OtherBodyIndex)
+{
+	
+}
+
+// Called when the game starts or when spawned
+void AAuraEffectActor::BeginPlay()
+{
+	Super::BeginPlay();
+
+	Sphere->OnComponentBeginOverlap.AddDynamic(this, &AAuraEffectActor::OnOverlap);
+	Sphere->OnComponentEndOverlap.AddDynamic(this, &AAuraEffectActor::EndOverlap);
+}
+
+
diff --git a/Source/Aura/Public/Actor/AuraEffectActor.h b/Source/Aura/Public/Actor/AuraEffectActor.h
new file mode 100644
index 0000000..46329dc
--- /dev/null
+++ b/Source/Aura/Public/Actor/AuraEffectActor.h
@@ -0,0 +1,37 @@
+// Assets provided by DruidMechanics. Copyright Jonathan Rampersad 2024
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "GameFramework/Actor.h"
+#include "AuraEffectActor.generated.h"
+
+class USphereComponent;
+
+UCLASS()
+class AURA_API AAuraEffectActor : public AActor
+{
+	GENERATED_BODY()
+	
+public:	
+	// Sets default values for this actor's properties
+	AAuraEffectActor();
+
+	UFUNCTION()
+	virtual void OnOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult);
+
+	UFUNCTION()
+	virtual void EndOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex);
+
+protected:
+	// Called when the game starts or when spawned
+	virtual void BeginPlay() override;
+
+private:
+	UPROPERTY(VisibleAnywhere)
+	TObjectPtr<UStaticMeshComponent> Mesh;
+	
+	UPROPERTY(VisibleAnywhere)
+	TObjectPtr<USphereComponent> Sphere;
+
+};