extends Control

export var cutscene_name : String
export var next_scene_to_load : String

var text_speed : int = 24

var text_label : RichTextLabel
var animation_player : AnimationPlayer
var audio_stream_player : AudioStreamPlayer

var cutscene_index : int = 0
var cutscene_sub_index : int = 0
var this_text : String

var message_time_elapsed : float
var chars_rendered : int = 0

var dialogue_fading_in : bool = true

var cutscene_directory = {
	"Cutscene1": [
		["Hello.",
		"How are you?"],
		
		["I'm fine.",
		"How about you?"],
	],
}

func _ready():
	text_label = find_node("RichTextLabel")
	animation_player = find_node("AnimationPlayer")
	audio_stream_player = find_node("AudioStreamPlayer")
	animation_player.play("InitialFade")

func advance_dialogue():
	if cutscene_sub_index == cutscene_directory[cutscene_name][cutscene_index].size() - 1:
		animation_player.play("DialogueFade")
	else:
		cutscene_sub_index += 1
		message_time_elapsed = 0
		chars_rendered = 0

func mid_dialogue_fade():
	if cutscene_index == cutscene_directory[cutscene_name].size() - 1:
		animation_player.stop()
		animation_player.play("FinalFade")
	else:
		cutscene_index += 1
		cutscene_sub_index = 0
		message_time_elapsed = 0
		chars_rendered = 0
		dialogue_fading_in = true

func dialogue_fade_done():
	dialogue_fading_in = false

func final_fade_done():
	get_tree().change_scene("res://Scenes/" + next_scene_to_load + ".tscn")

func _process(delta):
	this_text = cutscene_directory[cutscene_name][cutscene_index][cutscene_sub_index]
	if Input.is_action_just_released("mouse_click"):
		if chars_rendered < this_text.length():
			message_time_elapsed = 60
		else:
			advance_dialogue()
	
	if not dialogue_fading_in:
		message_time_elapsed = min(60, message_time_elapsed + delta)
	var chars_to_display : int = floor(message_time_elapsed * text_speed)
	chars_to_display = min(this_text.length(), chars_to_display)
	text_label.text = this_text.substr(0, chars_to_display)
	if chars_to_display > chars_rendered:
		audio_stream_player.play()
	chars_rendered = chars_to_display