extends Control

var data
var title
var caption
var icon
var page
var target
var scroll_timer

#inside the $dialogue_data script
#dialogue_name = [ 
#	[title(name), followup_eventname], 
#	[
#		[icon(face expression image), caption(dialogue), scrollspeed], 
#		[icon(face expression image), caption(dialogue), scrollspeed], 
#		[icon(face expression image), caption(dialogue), scrollspeed]] 
#	]

func _ready():
	data = $dialogue_data
	title = $title
	caption = $caption
	icon = $icon
	page = 0
	target = []
	scroll_timer = $scroll_timer
	play("test")
	
func play(dialogue):#call this to start dialogue
	target = data.get(dialogue)
	page = 0
	title.set_bbcode(target[0][0])
	set_page()
	scroll_timer.start()
	GLOBAL.freeze(true)#function in GLOBAL to stop all entities from moving
	visible = true
	
func set_page():
	scroll_timer.wait_time = target[1][page][2]
	icon.set_texture(target[1][page][0])
	caption.set_visible_characters(0)
	caption.set_bbcode(target[1][page][1])
	
func off():
	visible = false
	scroll_timer.stop()
	GLOBAL.freeze(false)

func followup():#followup handler
	match target[0][1]:
		"followup_eventname":
			pass

func _process(delta):
	if Input.is_action_just_pressed("ui_accept"):
		if caption.get_visible_characters() >= caption.get_total_character_count():
			if page <= target[1].size()-1:
				page += 1
				if page != target[1].size():
					set_page()
				else:
					if target[0][1] != "none":
						followup()
					else:
						off()
		else:
			caption.set_visible_characters(caption.get_total_character_count())

func _on_scroll_timer_timeout():
	if caption.get_visible_characters() < caption.get_total_character_count():
		SOUND.play("text", 2)#autoloaded scene that plays sound
		caption.set_visible_characters(caption.get_visible_characters()+1)