extends Control

signal on_new_game_started
signal on_game_continued

@onready var continue_game_button: Button = %ContinueGameButton
@onready var new_game_button: Button = %NewGameButton
@onready var license_container: VBoxContainer = %LicenseContainer

const LICENSE_FOLDER: String = "res://resources/asset_info/"
@onready var license_entry: PackedScene = preload("res://ui/license_list/license_entry.tscn")


# On ready, check which buttons to show
func _ready() -> void:
	SoundManager.play_background_music("Unexplored Fields")
	list_licenses()

	if SaveManager.save_exists():
		continue_game_button.visible = true
		new_game_button.visible = false
	else:
		continue_game_button.visible = false
		new_game_button.visible = true

func _on_new_game_button_pressed() -> void:
	# Hide the main menu
	self.visible = false

	# emit the new game signal
	on_new_game_started.emit()

func _on_continue_game_button_pressed() -> void:
	# Hide the main menu
	self.visible = false

	# emit the continue game signal
	on_game_continued.emit()

func _on_options_button_pressed() -> void:
	print("TODO")

func _on_licenses_button_pressed() -> void:
	%LicensesScreen.visible = true

func _on_exit_button_pressed() -> void:
	get_tree().quit()

func list_licenses() -> void:
	var dir: DirAccess = DirAccess.open(LICENSE_FOLDER)
	for file: String in dir.get_files():
		add_license(file)

func add_license(license_path: String) -> void:
	var asset_info: AssetInfo = load(LICENSE_FOLDER + license_path)
	var new_license_entry: Node = license_entry.instantiate()
	license_container.add_child(new_license_entry)
	new_license_entry.populate(asset_info)


func _on_licenses_close_button_pressed() -> void:
	%LicensesScreen.visible = false
	pass # Replace with function body.