extends Node2D

signal scored()

var spawn_positions = null

var enemy = preload("res://Scenes/enemy_xwing.tscn")

func _ready():
	randomize()
	spawn_positions = $SpawnPositions.get_children()
	

func spawn_enemy():
	var index = randi() % spawn_positions.size()
	var enemy = enemy.instantiate()
	enemy.global_position = spawn_positions[index].global_position
	#connect error. unsure why.
	#enemy.connect("enemy_died", get_tree().current_scene, "scored")
	add_child(enemy)
	
#AI Generated code, doesn't work. connect error
#func spawn_enemy():
	#var index = randi() % spawn_positions.size()
	#var enemy_instance = enemy.instantiate()
	#var world_node = get_node("res://Scenes/world.tscn")
	#var world_script = world_node.get_script()
	#enemy_instance.connect("enemy_died", world_script, 10)
	#enemy_instance.global_position = spawn_positions[index].global_position
	#add_child(enemy_instance)



func _on_spawn_timer_timeout():
	spawn_enemy()
	
func enemy_died():
	emit_signal("scored")
	

func missile_spawn():
	print("Missile")