extends Node

@export var dialogContainer: MarginContainer
@export var dialogTextLabel: RichTextLabel

var _current_dialog_counter: int = 0
var _current_dialog_text: DialogText = null
var _current_dialog_seconds: float = 1

func set_dialog_text(dialog_text: DialogText, seconds: float = 1) -> void:
	_current_dialog_counter = -1
	_current_dialog_text = dialog_text
	_current_dialog_seconds = seconds
	_next_dialog_line()

func _next_dialog_line() -> void:
	_current_dialog_counter += 1
	set_dialog_line(_current_dialog_text.get_line_raw(_current_dialog_counter), _current_dialog_seconds)

func _process(_delta: float) -> void:
	if Input.is_action_just_pressed("ui_accept") and _current_dialog_text:
		_next_dialog_line()

func set_dialog_line(text: String, seconds: float = 1) -> void:
	dialogTextLabel.text = text
	dialogTextLabel.visible_ratio = 0
	var ratio: float = 0
	
	if text.length() == 0:
		dialogContainer.visible = false
		%GameplayController.input_enabled = true
		_current_dialog_text = null
		return #a hacky way to clear the dialog box
	else:
		dialogContainer.visible = true
		%GameplayController.input_enabled = false
	
	var increment: float = (1 / seconds)/ 60.0
	
	while true:
		#don't interfere with other timers
		if dialogTextLabel.visible_ratio < ratio or dialogTextLabel.visible_ratio >= 1:
			return
		dialogTextLabel.visible_ratio += increment
		ratio = dialogTextLabel.visible_ratio
		await get_tree().create_timer(1.0/60.0).timeout #update proportional to 60 FPS