extends Control

@export var TitleScreen: PackedScene
@export var ScreeningDesk: PackedScene
@export var Bedroom: PackedScene
@export var TextScreens: PackedScene
@export var DialogueScreens: PackedScene


var dialogue_intro = load("res://Dialogues/intro.dialogue")



# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	
	#Adding Scenes
	var title_screen = TitleScreen.instantiate()
	var screening_desk = ScreeningDesk.instantiate()
	var bedroom = Bedroom.instantiate()
	var text_screens = TextScreens.instantiate()
	var dialogue_screens = DialogueScreens.instantiate()
	
	add_child(title_screen)
	add_child(screening_desk)
	add_child(bedroom)
	add_child(text_screens)
	add_child(dialogue_screens)

	#Naming Scenes
	title_screen.name = "TitleScreen"
	screening_desk.name = "ScreeningDesk"
	bedroom.name = "Bedroom"
	text_screens.name = "TextScreens"
	dialogue_screens.name = "DialogueScreens"
	
	#Showing TitleScreen
	title_screen.show()
	#UI.show()
	#UI.get_node("UI/SkipContainer").show()
	
	#Connecting Signals
	title_screen.connect("new_game_pressed", _on_new_game_pressed)
	
	pass



# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	pass



# Starts a new game
func _on_new_game_pressed():
	
	var choice_dialog = UI.get_node("UI/ConfirmationDialog")
	
	choice_dialog.set_ok_button_text("Yes")
	choice_dialog.set_cancel_button_text("No")
	choice_dialog.get_label().text = ("Do you wish to skip the introduction ?")
	
	UI.get_node("UI/ConfirmationDialog").show()
	
	choice_dialog.get_ok_button().pressed.connect(skip_intro, CONNECT_ONE_SHOT)
	choice_dialog.get_cancel_button().pressed.connect(play_intro, CONNECT_ONE_SHOT)


#Skips the introduction
func skip_intro():
	
	transition("big", [$TitleScreen], [$ScreeningDesk, UI, UI.get_node("UI/UpperContainer")])
	await TransitionScreen.transition_finished


#Plays the entire introduction
func play_intro():
	
	var text_container = $TextScreens/MarginContainer/IntroBoxContainer/TextContainer
	
	#Introduction first slides
	transition("big", [$TitleScreen], [$TextScreens, text_container.get_child(0), UI, UI.get_node("UI/SkipContainer")])
	await UI.next_slide
	
	for i in 4:
		transition("small", [text_container.get_child(i)], [text_container.get_child(i+1)])
		await UI.next_slide
	
	#Dialogue in the Meeting Room
	transition("big", [$TextScreens, text_container.get_child(4), UI, UI.get_node("UI/SkipContainer")], [$DialogueScreens])
	await TransitionScreen.transition_finished
	
	$DialogueScreens.dialogue(dialogue_intro, "start")
	await DialogueManager.dialogue_ended
	
	#Transition to the Screening Desk
	transition("big", [$DialogueScreens], [$ScreeningDesk])
	await UI.next_slide



# Takes care of fading transitions between scenes
func transition(fading_screen_size, scenes_to_hide, scenes_to_show):
	
	TransitionScreen.transition(fading_screen_size)
	
	await TransitionScreen.fading_finished
	
	for scene in scenes_to_hide:
		scene.hide()
	for scene in scenes_to_show:
		scene.show()