extends CharacterBody2D

class_name Ship

@export var MAX_SPEED: float = 200
@export var SHOOT_NODE: PackedScene
@export var TIME_INVUL := 1.0
@export var animation : AnimationPlayer

const SPEED = 25.0
const JUMP_VELOCITY = -400.0
var mouse_position: Vector2 = Vector2.ZERO
var direction :=Vector2(1,0)
var horizontal : float
var vertical : float
var rota_temp: float
var delay := 0.0
var is_in = true
var delay_inv := 0.0

func _input(event):
	pass

func _ready() -> void:
	delay_inv = TIME_INVUL +1
	GameController.connect("player_hit",  start_inv)

func _physics_process(delta: float) -> void:
	delay += delta
	if is_inv():
		delay_inv += delta
		animation.play("blink")
	else:
		animation.play("RESET")
	
	horizontal = Input.get_axis("ui_up", "ui_down")
	vertical = Input.get_axis("ui_left", "ui_right")
	if vertical != 0:
		velocity.x = move_toward(velocity.x, MAX_SPEED * vertical, SPEED)
	else: 
		velocity.x = move_toward(velocity.x, 0, SPEED)
		
	if horizontal != 0:
		velocity.y = move_toward(velocity.y, MAX_SPEED * horizontal, SPEED)
	else:
		velocity.y = move_toward(velocity.y, 0, SPEED)
	
	if horizontal != 0 or vertical != 0:
		direction = Vector2(vertical, horizontal)
		rotation =  atan2(horizontal, vertical)
	
	if Input.is_action_pressed("ui_accept") and delay >= 0.5:
		shoot()
		delay = 0

	move_and_slide()


func shoot()->void:
	var new = SHOOT_NODE.instantiate()
	new.direction =  direction
	new.position = position + (32 * direction.normalized())
	get_parent().add_child(new)


func is_inv() -> bool:
	return delay_inv <= TIME_INVUL

func start_inv()->void:
	delay_inv = 0.0