// Fill out your copyright notice in the Description page of Project Settings.


#include "BulletBase.h"
#include "GameFramework/ProjectileMovementComponent.h"
#include "Components/StaticMeshComponent.h"
#include "Components/SphereComponent.h"
#include "WeaponBase.h"
#include "Engine/EngineTypes.h"
#include "Kismet/GameplayStatics.h"
#include "GameFramework/DamageType.h"

// Sets default values
ABulletBase::ABulletBase()
{
 	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
	PrimaryActorTick.bCanEverTick = true;

	HitSphere = CreateDefaultSubobject<USphereComponent>(TEXT("HitSphere"));
	SetRootComponent(HitSphere);

	HitSphere->InitSphereRadius(12.0);
	HitSphere->SetCollisionEnabled(ECollisionEnabled::QueryOnly);
	HitSphere->SetCollisionProfileName(TEXT("BlockAllDynamic"));
	HitSphere->SetNotifyRigidBodyCollision(true);


	MeshComp = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("Mesh"));
	MeshComp->SetupAttachment(HitSphere);
	MeshComp->SetCollisionEnabled(ECollisionEnabled::NoCollision);

	if (GetOwner())
	{
		MeshComp->IgnoreActorWhenMoving(GetOwner(), true);
	}

	if (GetOwner() && GetOwner()->GetOwner())
	{
		MeshComp->IgnoreActorWhenMoving(GetOwner()->GetOwner(), true);
	}


	ProjectileMovementComp = CreateDefaultSubobject<UProjectileMovementComponent>(TEXT("ProjectileMovement"));
	ProjectileMovementComp->InitialSpeed = 3000;
	ProjectileMovementComp->Velocity = FVector(1.0, 0.0, 0.0);

}

// Called when the game starts or when spawned
void ABulletBase::BeginPlay()
{
	Super::BeginPlay();

	HitSphere->OnComponentHit.AddDynamic(this, &ABulletBase::OnHit);

}

// Called every frame
void ABulletBase::Tick(float DeltaTime)
{
	Super::Tick(DeltaTime);

}

void ABulletBase::OnHit(UPrimitiveComponent* OnComponentHit, UPrimitiveComponent* HitComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector NormalImpulse, const FHitResult& Hit)
{
	if (!OtherActor)
	{
		return;
	}

	AWeaponBase* MyGun = Cast<AWeaponBase>(GetOwner());
	float DamageToDeal;

	if (MyGun)
	{
		DamageToDeal = MyGun->Damage;
	}
	else
	{
		DamageToDeal = 50;
	}

	float DamageMultiplier = 1.0;
	if (Hit.BoneName == TEXT("Head"))
	{
		float DamageMultiplier = 2.0;
	}

	const float FinalDamage = DamageToDeal * DamageMultiplier;

	UGameplayStatics::ApplyDamage(OtherActor, FinalDamage, nullptr, GetOwner(), UDamageType::StaticClass());

}