The_Dark_Side_of_Earth/enemies/boss/blob.gd

extends Node2D

var moving = false
@onready var player = get_tree().get_root().get_node("main/Player")
var speed = 500

# The target is set on initialization and never updated.
@onready var target = player.position

var reached = false
signal target_reached

func _ready() -> void:
	
	# Wait one second before firing
	await get_tree().create_timer(1).timeout
	moving = true

func _process(delta: float) -> void:
	
	# Fire towards the center of the cross
	if moving:
		position += (target - global_position).normalized().rotated(-get_parent().rotation) * speed * delta
	
	# When reaching the center, inform parent node
	if((global_position - target).length() < 40):
		moving = false
		if not reached:
			target_reached.emit()
			reached = true
	
	# Damage the player on contact
	if has_node("Area2D") and $Area2D.overlaps_body(player):
		player.hurt(1, global_position-player.position)