Create Distance To Player Task

I should have given this a better name, maybe in the future

Source/Nakatomi/GetDistanceToPlayerTask.cpp

@@ -0,0 +1,39 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "GetDistanceToPlayerTask.h"
+#include "EnemyAIController.h"
+#include "DemolitionCharacter.h"
+
+UGetDistanceToPlayerTask::UGetDistanceToPlayerTask()
+{
+}
+
+EBTNodeResult::Type UGetDistanceToPlayerTask::ExecuteTask(UBehaviorTreeComponent& owner, uint8* memory)
+{
+	auto enemyController = Cast<AEnemyAIController>(owner.GetAIOwner());
+	auto enemyPawn = Cast<ADemolitionCharacter>(enemyController->GetPawn());
+
+	if (!enemyPawn || enemyPawn->GetHealthComponent()->GetIsDead())
+	{
+		return EBTNodeResult::Failed;
+	}
+
+	auto blackboardComponent = owner.GetBlackboardComponent();
+	auto playerCharacter = Cast<ANakatomiCharacter>(blackboardComponent->GetValueAsObject(TargetActor.SelectedKeyName));
+	auto distance = FVector::Distance(enemyPawn->GetActorLocation(), playerCharacter->GetActorLocation());
+	
+	if (distance < DistanceThreshold)
+	{
+		enemyPawn->Explode();
+		enemyPawn->GetHealthComponent()->TakeDamage(enemyPawn, enemyPawn->GetHealthComponent()->GetMaxHealth(), nullptr, nullptr, nullptr);
+		return EBTNodeResult::Succeeded;
+	}
+
+	return EBTNodeResult::Failed;
+}
+
+EBTNodeResult::Type UGetDistanceToPlayerTask::AbortTask(UBehaviorTreeComponent& owner, uint8* memory)
+{
+	return EBTNodeResult::Aborted;
+}

Source/Nakatomi/GetDistanceToPlayerTask.h

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+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "BehaviorTree/BTTaskNode.h"
+#include "GetDistanceToPlayerTask.generated.h"
+
+/**
+ * 
+ */
+UCLASS()
+class NAKATOMI_API UGetDistanceToPlayerTask : public UBTTaskNode
+{
+	GENERATED_BODY()
+private:
+
+	UPROPERTY()
+	UBehaviorTreeComponent* behaviourTreeOwner = nullptr;
+
+	UPROPERTY(EditAnywhere, Meta = (AllowPrivateAccess = "true"))
+	FBlackboardKeySelector TargetActor;
+
+	UPROPERTY(EditAnywhere, Meta = (AllowPrivateAccess = "true"))
+	float DistanceThreshold = 5.0f;
+
+public:
+
+	UGetDistanceToPlayerTask();
+
+	virtual EBTNodeResult::Type ExecuteTask(UBehaviorTreeComponent& owner, uint8* memory) override;
+
+	virtual EBTNodeResult::Type AbortTask(UBehaviorTreeComponent& owner, uint8* memory) override;
+
+
+};