extends KinematicBody2D

onready var SNOWBALL_BLUE_SCENE = preload("res://Enemies/snowball_blue.tscn")

var player = null
var move = Vector2.ZERO
var speed = 1

func _physics_process(delta: float) -> void:
    move = Vector2.ZERO

    if player != null:
        move = position.direction_to(player.position) * speed
    else:
        move = Vector2.ZERO

    move = move.normalized()
    move = move_and_collide(move)



func _on_Area2D_body_entered(body: Node) -> void:
    if body != self && !(body.name.begins_with("tree")) && !(body.name.begins_with("snowmen_enemy")) && !(body.name.begins_with("wall")):
        player = body


func _on_Area2D_body_exited(body: Node) -> void:
    if !(body.name.begins_with("tree")) && !(body.name.begins_with("snowmen_enemy")) && !(body.name.begins_with("wall")):
        player = null


func fire():
    var snowball = SNOWBALL_BLUE_SCENE.instance()
    snowball.position = get_global_position()
    snowball.player = player
    get_parent().add_child(snowball)
    $Timer.set_wait_time(1)


func _on_Timer_timeout() -> void:
    if player != null:
        fire()