extends "res://Systems/StateMachine/ChessGameState.gd"

const ATTACHMENT_PHASE_DURATION = 8  # Duration in seconds
var timer: Timer
var tile_pressed_connection: Signal

func _ready() -> void:
    super._ready()
    timer = Timer.new()
    timer.one_shot = true
    timer.timeout.connect(_on_timer_timeout)
    add_child(timer)

func enter(_previous: String, _data := {}) -> void:
    print("ENTERING STATE ", Constants.ATTACH_CARDS)
    if(game.currentPlayer == game.BLACK):
        _on_timer_timeout()
        return
    if !game.boardContainer.is_connected("tile_pressed", handleTilePressed):
        game.boardContainer.connect("tile_pressed", handleTilePressed)
    
    timer.start(ATTACHMENT_PHASE_DURATION)
    if game.deckManager.hand.is_empty():
        complete_attachment_phase()
        

func exit() -> void:

    if game.boardContainer.is_connected("tile_pressed", handleTilePressed):
        game.boardContainer.disconnect("tile_pressed", handleTilePressed)
    
    # game.cardDisplay.selectedCard = null
    # game.selectedNode = ""
    # game.resetHighlights()

func handleTilePressed(location: String) -> void:
    # print("HANDLING Tile PRESSED ", location)
    var container = game.get_node("Flow/" + location) as PieceContainer

    var piece = container.get_piece()
    if piece == null:
        return

    var piece_id = piece.get_instance_id()
    var selectedCard = game.cardDisplay.getSelectedCard()
    if game.deckManager.attached_cards.has(piece_id):
        var card = game.deckManager.attached_cards[piece_id]
        game.cardPreview.show_card_preview(card)
    else:
        game.cardPreview.hide_preview()
    
    if selectedCard and piece:
        var isCorrectColor = (piece.Item_Color == 0 and game.currentPlayer == game.WHITE) or \
                            (piece.Item_Color == 1 and game.currentPlayer == game.BLACK)
       
        if isCorrectColor and selectedCard.can_attach_to_piece(piece) and \
           !game.deckManager.attached_cards.has(piece.get_instance_id()):
            if game.deckManager.playCard(selectedCard, piece, game.boardContainer, game):
                print("Successfully attached card ", selectedCard.cardName, " to ", piece.name, " at ", location)
                piece.on_card_effect_changed()
                if game.deckManager.hand.is_empty():
                    complete_attachment_phase()
            else:
                print("Failed to attach card")

func _on_timer_timeout() -> void:

    var stateString: RichTextLabel = owner.get_node("StateLabel")
    # prevent transition of state is already changed by other effects
    if stateString.text == "AttachCards":
        print("Card attachment phase timed out")
        finished.emit(Constants.APPLY_CARD_EFFECTS)

func complete_attachment_phase() -> void:
    if timer.time_left > 0:
        timer.stop()
        _on_timer_timeout()