extends CanvasLayer

signal advanced

@onready var subtitle_panel: PanelContainer = $SubtitlePanel
@onready var who_label: Label = $SubtitlePanel/V/Who
@onready var text_label: Label = $SubtitlePanel/V/Text
@onready var hint_label: Label = $SubtitlePanel/V/Hint

@onready var note_overlay: Control = $NoteOverlay
@onready var note_text: Label = $NoteOverlay/Center/P/V2/Text

@onready var prompt_label: Label = $PromptLabel
@onready var hud_label: Label = $HudLabel

var _waiting: bool = false


func _ready() -> void:
	subtitle_panel.visible = false
	note_overlay.visible = false
	prompt_label.visible = false
	hud_label.visible = false


func say(who: String, line: String) -> Signal:
	who_label.text = "[%s]" % who
	text_label.text = line
	hint_label.text = "ЛКМ или ПРОБЕЛ — дальше"
	subtitle_panel.visible = true
	note_overlay.visible = false
	_waiting = true
	return advanced


func think(line: String) -> Signal:
	return say("Я", line)


func show_note(text: String) -> Signal:
	note_text.text = text
	note_overlay.visible = true
	subtitle_panel.visible = false
	_waiting = true
	return advanced


func set_prompt(text: String) -> void:
	if text == "":
		prompt_label.visible = false
		return
	prompt_label.text = "[ЛКМ] %s" % text
	prompt_label.visible = true


func clear_prompt() -> void:
	prompt_label.visible = false


func set_hud(text: String) -> void:
	hud_label.text = text
	hud_label.visible = text != ""


func _input(event: InputEvent) -> void:
	if not _waiting:
		return
	var advance: bool = false
	if event is InputEventMouseButton and event.pressed and event.button_index == MOUSE_BUTTON_LEFT:
		advance = true
	elif event is InputEventKey and event.pressed and (event.keycode == KEY_SPACE or event.keycode == KEY_ENTER):
		advance = true
	if advance:
		get_viewport().set_input_as_handled()
		subtitle_panel.visible = false
		note_overlay.visible = false
		_waiting = false
		advanced.emit()