class_name NPC extends CharacterBody2D

@export var visuals: Node2D

var target_pos
signal npc_left

signal ready_to_order

var seleced_visual:AnimatedSprite2D
var active_order:Array[String]

# Audio 
@export var angry_noise: AudioStreamPlayer
@export var happy_noise: AudioStreamPlayer
@export var shop_entert_sound: AudioStreamPlayer

func _ready() -> void:
	selced_a_customer()
	var theke = get_tree().get_first_node_in_group("theke")
	if theke is Theke:
		theke.register_customer(self)
	
func selced_a_customer()->void:
	seleced_visual = visuals.get_children().pick_random()
	seleced_visual.visible = true
	seleced_visual.play("run")
	
func set_target_pos(target:Vector2)->void:
	target_pos = target

func walk()->void:
	var tween = create_tween()
	tween.tween_property(self, "position", target_pos, 1.5)
	await tween.finished
	## hier wäre der Spiler an der Theke 
	
	var theke:Theke = get_tree().get_first_node_in_group("theke")
	theke.register_customer(self)
	
	print(" NPC ready to tke order")
	seleced_visual.play("idle")
	## icon für oder aktiviren 
	
# löschen des npc über die theke 
func walk_back() ->void:
	seleced_visual.play("walk_back")
	
	var tween = create_tween()
	tween.tween_property(self, "position", Vector2.ZERO, 1.5)
	await tween.finished
	npc_left.emit()
	self.queue_free()
	
	# kann hier NPC ICON für bestllung anzeigen  -
	
	
func generet_potion_order(size:int)->void:
	active_order = OrderGenerator.generete_uniqe_order(size)