extends RoomTemplate

@export var all_stations: Dictionary[Station.id, Station]
@export var all_lines: Dictionary[TrainLine.id, TrainLine]

func _ready() -> void:
	id = State.rooms.TRANSITION
	%LeftDetection.body_entered.connect(on_left_train_enter)
	%RightDetection.body_entered.connect(on_right_train_enter)
	%LeftDetection.body_exited.connect(on_left_train_exit)
	%RightDetection.body_exited.connect(on_right_train_exit)
	%burnout_station.leave_room.connect(func():
		pull_save_state(save_game)
		get_parent().load_save(save_game))

func start_room():
	save_game = State.active_save_game
	State.pass_stage_to(%PlayerController)
	on_first_station()

var left_first_station: bool = false
func on_first_station():
	Scenes.enabled_sequences += 1 << Scenes.id.ADULT_DND
	await get_tree().create_timer(5.0).timeout
	%ShedulePlayer_R.play("train_arriving")
	await get_tree().create_timer(12.0).timeout
	if left_first_station: return
	%ShedulePlayer_R.play("train_leaving")
	await get_tree().create_timer(3.0).timeout
	%RightLabel.text = "do not board"
	await get_tree().create_timer(6.0).timeout
	%ShedulePlayer_L.play("train_arriving")

var on_second_platform: bool = false
func on_first_transition(_is_left: bool = false):
	%StationPlayer.play("first_transition")
	await get_tree().create_timer(1.0).timeout
	on_second_platform = true

func on_second_transition():
	%StationPlayer.play("second_transition")

func on_third_transition():
	%StationPlayer.play("third_transition")

func pull_save_state(save: SaveGame) -> void:
	#FIXME
	save.sequences_enabled = Scenes.enabled_sequences
	save.current_room = State.rooms.ADULTHOOD
	save_game = save

func prepare_transition():
	for child in %Stations.get_children():
		if child is Node3D:
			if not child.name == "burnout_station":
				child.queue_free()

func unload():
	pass

func on_left_train_enter(_body):
	if not left_first_station:
		left_first_station = true
		await get_tree().create_timer(2.0).timeout
		%Train2.get_child(0).door_open = false
		on_first_transition(true)
		await get_tree().create_timer(5.0).timeout
		Scenes.enabled_sequences += 1 << Scenes.id.ADULT_VOLUNTARY
		%SubwayMap.current_station = Scenes.id.ADULT_VOLUNTARY
		%RightLabel.text = "U3 Gesundquell \n via Rosenthal Hospital"
		await get_tree().create_timer(5.0).timeout
		Scenes.enabled_sequences += 1 << Scenes.id.ADULT_CHRISTMAS
		%SubwayMap.current_station = Scenes.id.ADULT_CHRISTMAS
		await get_tree().create_timer(5.0).timeout
		%Train2.get_child(0).door_open = true

		await get_tree().create_timer(5.0).timeout
		if not changeover:
			%Train2.get_child(0).door_open = false
			on_second_transition()
			await get_tree().create_timer(5.0).timeout
			Scenes.enabled_sequences += 1 << Scenes.id.ADULT_UNI
			%SubwayMap.current_station = Scenes.id.ADULT_UNI
			%RightLabel.text = "do not board"
			%LeftLabel.text = "do not board"
			on_final = true
			await get_tree().create_timer(5.0).timeout
			%Train2.get_child(0).door_open = true
		else:
			%ShedulePlayer_L.play("train_leaving")
			%LeftLabel.text = "do not board"
		return
	if changeover:
		%ShedulePlayer_R.play("train_leaving")
		await get_tree().create_timer(2.0).timeout
		%Train2.get_child(0).door_open = false
		on_second_transition()
		await get_tree().create_timer(5.0).timeout
		Scenes.enabled_sequences += 1 << Scenes.id.ADULT_THERAPY
		%SubwayMap.current_station = Scenes.id.ADULT_THERAPY
		%RightLabel.text = "do not board"
		%LeftLabel.text = "do not board"
		on_final = true
		await get_tree().create_timer(5.0).timeout
		%Train2.get_child(0).door_open = true

var on_final: bool = false:
	set(final):
		#FIXME: this needs to be a proper sequence!
		on_final = final
		await get_tree().create_timer(0.5).timeout
		if final: prepare_transition()
var on_direct_path: bool = false
func on_right_train_enter(_body):
	if not left_first_station:
		on_direct_path = true
		%Train.get_child(0).door_open = false
		await get_tree().create_timer(2.0).timeout
		left_first_station = true
		on_first_transition(false)
		await get_tree().create_timer(5.0).timeout
		Scenes.enabled_sequences += 1 << Scenes.id.ADULT_EATING
		%SubwayMap.current_station = Scenes.id.ADULT_EATING
		%LeftLabel.text = "U8 Gesundquell \n via Rosenthal Hospital"
		await get_tree().create_timer(5.0).timeout
		Scenes.enabled_sequences += 1 << Scenes.id.ADULT_UNI
		%SubwayMap.current_station = Scenes.id.ADULT_UNI
		await get_tree().create_timer(5.0).timeout
		%Train.get_child(0).door_open = true

		await get_tree().create_timer(5.0).timeout

		if not changeover:
			%Train.get_child(0).door_open = false
			on_second_transition()
			await get_tree().create_timer(5.0).timeout
			Scenes.enabled_sequences += 1 << Scenes.id.ADULT_BURNOUT
			%SubwayMap.current_station = Scenes.id.ADULT_BURNOUT
			%RightLabel.text = "do not board"
			%LeftLabel.text = "do not board"
			on_final = true
			await get_tree().create_timer(5.0).timeout
			%Train.get_child(0).door_open = true
		else:
			%ShedulePlayer_R.play("train_leaving")
			%RightLabel.text = "do not board"
		return
	if changeover:
		on_second_transition()
		if on_direct_path: %ShedulePlayer_L.play("train_leaving")
		await get_tree().create_timer(5.0).timeout
		Scenes.enabled_sequences += 1 << Scenes.id.ADULT_CHRISTMAS
		%SubwayMap.current_station = Scenes.id.ADULT_CHRISTMAS
		await get_tree().create_timer(2.0).timeout
		%Train2.get_child(0).door_open = false
		%RightLabel.text = "do not board"
		%LeftLabel.text = "do not board"
		on_final = true
		await get_tree().create_timer(5.0).timeout
		%Train.get_child(0).door_open = true

var changeover: bool = false
func on_left_train_exit(_body):
	if on_second_platform and not on_final:
		changeover = true
		%ShedulePlayer_R.play("train_arriving")

func on_right_train_exit(_body):
	if on_second_platform and not on_final:
		changeover = true
		%ShedulePlayer_L.play("train_arriving")
		await get_tree().create_timer(10).timeout
		%RightLabel.text = "U1 weissnicht \n via Saint-Exupery Sq."
		await get_tree().create_timer(5).timeout
		%ShedulePlayer_R.play("train_arriving")