space-invaders/scripts/enemy.gd

class_name Enemy extends StaticBody2D
# used StaticBody to get around gravity, probably a better way

# there is probably a better built-in to use here, maybe not for static body
@export var direction:int = 1
const SPEED = 1
var drop = false

func _ready():
	pass

func go_down():
	drop = true

func _process(_delta):
	move_local_x(SPEED * direction)
	if drop:
		move_local_y(SPEED * 5)
		drop = false