extends Control
## The main window: the top bar, the popups opened from it and the quiz below it.
##
## Everything that is not part of a quiz lives here, so other views can be added next
## to the quiz later.

@onready
var top_bar: TopBar = $TopBar

@onready
var quiz: Quiz = $Quiz

@onready
var search_view: Control = $Search

@onready
var sync_window: Control = %SyncWindow

@onready
var shortcuts_window: Control = %ShortcutsWindow

@onready
var qr_window: Control = %QRWindow

@onready
var about_window: Control = %AboutWindow

@onready
var statistic_popup: PopupPanel = $StatisticsPopupPanel

@onready
var statistic_label: Label = $StatisticsPopupPanel/StatisticsLabel

## Dims the window behind an open popup and keeps clicks from reaching the buttons under it.
var popup_backdrop: PopupBackdrop


func _ready() -> void:
	popup_backdrop = PopupBackdrop.add_to(self, _popups())
	if OS.has_feature("macos"):
		print("is_mac")
	top_bar.search_pressed.connect(show_search)
	top_bar.sync_pressed.connect(sync_soundtracks)
	top_bar.statistics_pressed.connect(get_statistics)
	top_bar.shortcuts_pressed.connect(show_shortcuts)
	top_bar.about_pressed.connect(show_about)
	top_bar.qr_pressed.connect(show_qr)

	sync_window.connect("sync_started", _on_sync_started)
	sync_window.connect("sync_finished", _on_sync_finished)
	quiz.server_changed.connect(search_view.get_list_of_soundtracks)

	search_view.get_list_of_soundtracks()


func _input(event: InputEvent) -> void:
	if event is InputEventKey and event.pressed:
		if event.alt_pressed && event.keycode == KEY_ENTER:
			print("Alt + Enter pressed")
			Settings.fullscreen = !Settings.fullscreen
			if Settings.fullscreen == true:
				DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_FULLSCREEN)
			if Settings.fullscreen == false:
				DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_WINDOWED)
		if event.alt_pressed && event.keycode == KEY_K:
			shortcuts_window.toggle()


func _popups() -> Array[PopupWindow]:
	return [search_view, sync_window, qr_window, shortcuts_window, about_window]


func show_search() -> void:
	print("show_search")
	search_view.toggle()


func show_about() -> void:
	print("show_about")
	about_window.open()


func show_shortcuts() -> void:
	print("show_shortcuts")
	shortcuts_window.open()


func show_qr() -> void:
	print("show_qr")
	qr_window.open()


func get_statistics() -> void:
	print("get_statistics")
	statistic_popup.visible = true
	statistic_label.text = "Total amount of soundtracks in the playlist: " \
			+ str(search_view.soundtracks.size())


func sync_soundtracks() -> void:
	print("sync_soundtracks")
	sync_window.start_sync()


func _on_sync_started() -> void:
	print("_on_sync_started")
	top_bar.sync_button.disabled = false
	quiz.lock_for_sync()


func _on_sync_finished() -> void:
	print("_on_sync_finished")
	search_view.get_list_of_soundtracks()
	quiz.on_sync_finished()