class_name Entity extends CharacterBody2D

@export var health = null
@export var speed = null
@export var damage = null
@export var kb_speed = null

func _init(initial_health: int, speed_multiplier: int, attack_damage: int) -> void:
	health = initial_health
	speed = speed_multiplier
	damage = attack_damage
	kb_speed = 0

func _physics_process(delta: float) -> void:
	var init_velocity = velocity
	
	velocity.x = 0
	velocity.y = 0
		
	if init_velocity.x == 0:
		init_velocity.x = 1
		
	if kb_speed > 0:
		velocity.x = -sign(init_velocity.x) * kb_speed
		kb_speed = 0
		
	move_and_slide()
	
	velocity = init_velocity

func take_knockback(speed: int) -> void:
	kb_speed = speed