#include "SpaceshipPawn.h"
#include "GameFramework/SpringArmComponent.h"
#include "Camera/CameraComponent.h"
#include "Components/StaticMeshComponent.h"
#include "SpaceshipProjectile.h"

ASpaceshipPawn::ASpaceshipPawn()
{
    PrimaryActorTick.bCanEverTick = true;

    // Create and setup the ship's mesh
    ShipMesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("ShipMesh"));
    RootComponent = ShipMesh;

    // Create and setup the camera spring arm
    CameraSpringArm = CreateDefaultSubobject<USpringArmComponent>(TEXT("CameraSpringArm"));
    CameraSpringArm->SetupAttachment(RootComponent);
    CameraSpringArm->TargetArmLength = 400.0f;
    CameraSpringArm->bEnableCameraLag = true;
    CameraSpringArm->CameraLagSpeed = 3.0f;

    // Create and setup the camera
    Camera = CreateDefaultSubobject<UCameraComponent>(TEXT("Camera"));
    Camera->SetupAttachment(CameraSpringArm, USpringArmComponent::SocketName);
}

void ASpaceshipPawn::BeginPlay()
{
    Super::BeginPlay();
}

void ASpaceshipPawn::Tick(float DeltaTime)
{
    Super::Tick(DeltaTime);

    if (!CurrentVelocity.IsZero())
    {
        FVector NewLocation = GetActorLocation() + (CurrentVelocity * DeltaTime);
        SetActorLocation(NewLocation);
    }
}

void ASpaceshipPawn::SetupPlayerInputComponent(UInputComponent* PlayerInputComponent)
{
    Super::SetupPlayerInputComponent(PlayerInputComponent);

    PlayerInputComponent->BindAxis("MoveForward", this, &ASpaceshipPawn::MoveForward);
    PlayerInputComponent->BindAxis("MoveRight", this, &ASpaceshipPawn::MoveRight);
    PlayerInputComponent->BindAxis("Turn", this, &ASpaceshipPawn::Turn);
    PlayerInputComponent->BindAxis("LookUp", this, &ASpaceshipPawn::LookUp);
    PlayerInputComponent->BindAction("Fire", IE_Pressed, this, &ASpaceshipPawn::Fire);
}

void ASpaceshipPawn::MoveForward(float Value)
{
    CurrentVelocity.X = FMath::Clamp(Value, -1.0f, 1.0f) * MovementSpeed;
}

void ASpaceshipPawn::MoveRight(float Value)
{
    CurrentVelocity.Y = FMath::Clamp(Value, -1.0f, 1.0f) * MovementSpeed;
}

void ASpaceshipPawn::Turn(float Value)
{
    AddActorLocalRotation(FRotator(0.0f, Value * RotationSpeed * GetWorld()->GetDeltaSeconds(), 0.0f));
}

void ASpaceshipPawn::LookUp(float Value)
{
    float NewPitch = CameraSpringArm->GetRelativeRotation().Pitch + Value * RotationSpeed * GetWorld()->GetDeltaSeconds();
    NewPitch = FMath::Clamp(NewPitch, -80.0f, 80.0f);
    CameraSpringArm->SetRelativeRotation(FRotator(NewPitch, 0.0f, 0.0f));
}

void ASpaceshipPawn::Fire()
{
    UWorld* World = GetWorld();
    if (World)
    {
        FVector SpawnLocation = ShipMesh->GetSocketLocation(TEXT("ProjectileSpawn"));
        if (SpawnLocation == FVector::ZeroVector)
        {
            SpawnLocation = GetActorLocation() + (GetActorForwardVector() * 100.0f);
        }

        FRotator SpawnRotation = GetActorRotation();
        FActorSpawnParameters SpawnParams;
        SpawnParams.Owner = this;
        SpawnParams.Instigator = GetInstigator();

        ASpaceshipProjectile* Projectile = World->SpawnActor<ASpaceshipProjectile>(
            ASpaceshipProjectile::StaticClass(),
            SpawnLocation,
            SpawnRotation,
            SpawnParams
        );
    }
}