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


#include "Player/LMHitBox.h"

#include "Player/LMBulletInfo.h"
#include "Player/LMHealthComponent.h"


ULMHitBox::ULMHitBox()
{
	PrimaryComponentTick.bCanEverTick = true;
}

void ULMHitBox::OnHit(const FLMBulletInfo& BulletInfo, const FHitResult& Hit)
{
	const double Distance = FVector::Distance(BulletInfo.Origin, GetComponentLocation());

	const float TotalDamage = CalculateDamage(BulletInfo.Damage, Distance, BulletInfo.Falloff, BulletInfo.MaxDistance);
	OnHitSimple(TotalDamage, BulletInfo.Origin, Hit);
}

void ULMHitBox::OnHitSimple(float const Damage, FVector const Origin, const FHitResult& Hit)
{
	OnHitBoxHit.Broadcast(this, Damage, Origin, Hit);
}

bool ULMHitBox::CanBeHitByTeam(const ETeam Team) const
{
	if (!HealthComponent)
		return false;

	return HealthComponent->CanBeHurtByTeam(Team);
}

float ULMHitBox::CalculateDamage_Implementation(const float Damage, const float Distance, UCurveFloat* Falloff, const float MaxDistance)
{
	const float Absorption = Damage - FlatDamageAbsorption;
	const float FalloffModifier = Falloff->GetFloatValue(Distance / MaxDistance);
	UE_LOG(LogTemp, Display, TEXT("Falloff : %f"), FalloffModifier);
	
	const float FalloffDamage = Absorption * FalloffModifier;
	UE_LOG(LogTemp, Display, TEXT("Damage With Fallof: %f"), FalloffDamage)

	const float FinalDamage = FalloffDamage * DamageModifier;
	UE_LOG(LogTemp, Display, TEXT("Final Damages: %f"), FinalDamage)
	
	return FinalDamage;
}