extends Area2D

@export var max_speed := 1200.0
@export var steering_factor := 3.0

const BULLET = preload("res://scenes/bullet.tscn")
var velocity := Vector2.ZERO
var gun_direction := Vector2.ZERO
var can_shoot := true

func _process(delta: float) -> void:
	# TODO: Maybe look into tank controls like classic Astroids
	var direction := Input.get_vector("ui_left", "ui_right", "ui_up", "ui_down")
	if direction.length() > 1.0:
		direction.normalized()
	if direction.length() != 0.0:
		gun_direction = direction


	var desired_velocity := max_speed * direction
	var steering := desired_velocity - velocity
	velocity += steering * steering_factor * delta
	position += velocity * delta

	if velocity.length() > 0.0:
		# TODO: Have the CollisionShape toate with the sprite
		$Sprite2D.rotation = velocity.angle()
	print("Angle: " + str($Sprite2D.rotation))


	var viewport_size := get_viewport_rect().size
	position.x = wrap(position.x, 0, viewport_size.x)
	position.y = wrap(position.y, 0,viewport_size.y)


	if Input.is_action_pressed("ui_accept") and can_shoot:
		fire_gun($Gun.position, $Sprite2D.rotation, velocity.angle())


func fire_gun(pos : Vector2, dir : Vector2, rot : float) -> void:
	var bullet = BULLET.instantiate()
	bullet.position = pos
	bullet.direction = dir
	bullet.rotation = rot
	add_child(bullet)
	can_shoot = false
	$ShotCooldown.start()

func _on_timer_timeout() -> void:
	can_shoot = true