class_name CardBurner extends CenterContainer

var has_stage = false: 
	set(focus):
		if not focus == has_stage:
			if focus:
				process_mode = Node.PROCESS_MODE_INHERIT
				self.show()
				self.mouse_filter = Control.MOUSE_FILTER_PASS
				Input.mouse_mode = Input.MOUSE_MODE_HIDDEN
			else:
				self.mouse_filter = Control.MOUSE_FILTER_IGNORE
				self.hide()
				process_mode = Node.PROCESS_MODE_DISABLED
		has_stage = focus

@onready var cursor: CandleCursor = %CandleCursor
@onready var ancors: Array[Control] = [%Ancor1, %Ancor2, %Ancor3, %Ancor4]

func _ready():
	Scenes.sign_up_for_sequence(burn_cards, Scenes.id.TRANSITION, 1)
	%SkipButton.pressed.connect(card_burned.emit)

func burn_cards(_id, _repeat):
	var random_card_names: Array = State.active_save_game.board_state["randoms"]
	
	for card_name in random_card_names:
		if card_name.begins_with("p"):
			random_card_names.erase(card_name)
	
	var random_cards: Array = HardCards.get_cards_by_name_array(random_card_names)["cards"]
	
	random_cards.shuffle()
	
	for ancor:Control in ancors:
		if random_cards.size() > 0:
			ancor.get_child(0).queue_free()
			var new_child: Card = random_cards.pop_front()
			ancor.add_child(new_child)
			new_child.owner = self
			new_child.has_burned.connect(card_burned.emit)
	
	await card_burned
	$AnimationPlayer.play("vanish")
	await $AnimationPlayer.animation_finished
	
	
	Scenes.continue_sequence(self)

signal card_burned

func handle_hover(to_handle: Area2D):
	if to_handle is Card:
		if to_handle.burn_state == Card.burned.NOT:
			to_handle.burn_state = Card.burned.SINGED

func handle_mouse_button(event: InputEventMouseButton, card: Card):
	if event.button_index == MOUSE_BUTTON_MASK_LEFT and event.is_pressed() and not event.is_echo():
		card.burn_state = Card.burned.BURNING

func _input(event: InputEvent) -> void:
	if has_stage:
		if event.is_action_pressed("ui_up"):
			handle_direction_input(Vector2.UP)
		elif event.is_action_pressed("ui_down"):
			handle_direction_input(Vector2.DOWN)
		elif event.is_action_pressed("ui_left"):
			handle_direction_input(Vector2.LEFT)
		elif event.is_action_pressed("ui_right"):
			handle_direction_input(Vector2.RIGHT)
			


var focus_cards: bool = true
var card_index: int = 0:
	set(index):
		ancors[card_index].get_child(0)._on_mouse_exited()
		card_index = index % 4
		handle_hover(ancors[card_index].get_child(0))
func handle_direction_input(direction: Vector2):
	cursor.gamepad_mode = true
	match direction:
		Vector2.UP:
			focus_cards = true
			cursor.visible = true
			%SkipButton.release_focus()
			card_index = card_index
		Vector2.DOWN:
			focus_cards = false
			cursor.visible = false
			%SkipButton.grab_focus()
			ancors[card_index].get_child(0)._on_mouse_exited()
		Vector2.LEFT:
			card_index -= 1
		Vector2.RIGHT:
			card_index += 1
	cursor.gamepad_target = ancors[card_index].get_child(0).global_position + Vector2(-120, 150)
	if not focus_cards: cursor.gamepad_target += Vector2(0, 50)