extends Node
class_name Room

#@export var visual: TextureRect

# One entry per valid combination
# Key = sorted list of enemy IDs + their pose index
#@export var render_map: Dictionary

@export var enemies: Array[cCharacter]  # all AI that *could* appear here
@export var room_id: Global.LocationID
var last_key := ""
var texture: Texture2D
var render_map: Dictionary

#func _process(_delta):
	#var key := _build_render_key()
	#if key == last_key:
		#return
#
	#last_key = key
	#
#
	#if render_map.has(key):
		#visual.texture = render_map[key]
	#else:
		#visual.texture = null  # or fallback

func _process(_delta):
	var key := _build_render_key()
	if key == null: texture = render_map[""]
	
	if key == last_key:
		return
#
	last_key = key
#
	if render_map.has(key):
		texture = render_map[key]
	else:
		texture = render_map["default"]

func getTexture() -> Texture2D:
	return texture

func _build_render_key() -> String:
	var entries := []

	for enemy in enemies:
		var presence : int = enemy.get_room_presence(room_id)
		if presence >= 0:
			entries.append("%s:%d" % [enemy.name, presence])

	entries.sort()
	return "|".join(entries)