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


#include "BlasterPlayerController.h"

#include "Blaster/Character/BlasterCharacter.h"
#include "Blaster/HUD/BlasterHUD.h"
#include "Blaster/HUD/CharacterOverlay.h"
#include "Components/ProgressBar.h"
#include "Components/TextBlock.h"


void ABlasterPlayerController::BeginPlay()
{
	Super::BeginPlay();

	BlasterHUD = Cast<ABlasterHUD>(GetHUD());
}

void ABlasterPlayerController::OnPossess(APawn* InPawn)
{
	Super::OnPossess(InPawn);

	if (const ABlasterCharacter* BlasterCharacter = Cast<ABlasterCharacter>(InPawn))
	{
		SetHUDHealth(BlasterCharacter->GetHealth(), BlasterCharacter->GetMaxHealth());
	}
}

void ABlasterPlayerController::SetHUDHealth(float Health, float MaxHealth)
{
	BlasterHUD = BlasterHUD == nullptr ? Cast<ABlasterHUD>(GetHUD()) : BlasterHUD;
	bool bHUDValid =
		BlasterHUD &&
		BlasterHUD->CharacterOverlay &&
		BlasterHUD->CharacterOverlay->HealthBar &&
		BlasterHUD->CharacterOverlay->HealthText;
	
	if (bHUDValid)
	{
		const float HealthPercent = Health / MaxHealth;
		BlasterHUD->CharacterOverlay->HealthBar->SetPercent(HealthPercent);
		const FString HealthText = FString::Printf(TEXT("%d/%d"), FMath::CeilToInt(Health), FMath::CeilToInt(MaxHealth));
		BlasterHUD->CharacterOverlay->HealthText->SetText(FText::FromString(HealthText));
	}
}