extends ConfirmationDialog

func _on_about_to_popup():
	$ItemList.clear()
	var dir = DirAccess.open("user://saves/")
	var file_names = []

	if dir:
		dir.list_dir_begin()
		var file_name = dir.get_next()
		while file_name != "":
			if !dir.current_is_dir():
				file_names.append(file_name)
			file_name = dir.get_next()
		dir.list_dir_end()

		file_names.sort()  # Sort the file names
		for f in file_names:
			$ItemList.add_item(f)
	else:
		print("An error occurred when trying to access the path.")

func _on_confirmed():
	var map = get_tree().root.get_node("Sim/Map")

	# Load and instance the selected item
	for item in $ItemList.get_selected_items():
		print("load:", $ItemList.get_item_text(item))
		var res = ResourceLoader.load("user://saves/" + $ItemList.get_item_text(item))

		if res and res is PackedScene:
			var instance = res.instantiate()
			print("Loading:",instance.name)

			# Delete all children of 'scene'
			for child in map.get_children():
				child.queue_free()

			# Copy all children of 'new_scene' to 'scene'
			for child in instance.get_children():
				#var child_copy = child.duplicate()
				#map.add_child(child_copy,false,Node.INTERNAL_MODE_BACK)
				instance.remove_child(child)
				map.add_child(child)
				print("adding ",child.name)
			
			instance.queue_free()
			res=null
			$"../SaveDialog/LineEdit".text=$ItemList.get_item_text(item).get_basename()
		else:
			print("Error loading")