extends Control
class_name OptionSet

export var placeholder: String

var text: String setget set_text, get_text

func set_text(var value: String):
	input.text = value

func get_text() -> String:
	return input.text

var selected_idx: int

onready var input		:= get_node("input") as LineEdit
onready var button		:= get_node("options") as Button # @DAM Maybe rename this. Also requires renaming on stage.
onready var popup		:= get_node("/root/main/popup") as ModalPopup
onready var options		:= get_node("/root/main/option_set_list") as OptionSetList


func _ready():
	assert(popup != null, "OptionSet failed to get 'popup' node.")
	input.placeholder_text = placeholder
	input.connect("focus_entered", input, "set", ["caret_position", input.max_length])
	input.connect("focus_exited", input, "deselect")


func show_options(options_array: Array):
	options.clear_items()
	options.add_items(options_array)
	if options_array[selected_idx] == input.text:
		options.select(selected_idx)
	else:
		options.unselect()
	options.connect("item_selected", self, "popup_result", [])
	options.connect("nothing_selected", self, "popup_result", [-1, ""])
	popup.open_popup(input.placeholder_text, options)


func popup_result(index: int, text: String):
	selected_idx = index
	input.text = text
	input.caret_position = input.max_length
	popup.close_popup()