class_name CardDisplay extends Control

const CARD_WIDTH = 150
const CARD_HEIGHT = 250
const CARD_MARGIN = 10

var cardDisplays = []
var selectedCard = null
var container: HBoxContainer

func _ready():
    # Create the container first
    container = HBoxContainer.new()
    container.name = "Hand"
    container.position = Vector2(10, 500)
    add_child(container)

func update_hand(hand: Array):
    clear_cards()
    for card in hand:
        add_card_display(card)

func add_card_display(card):
    var cardPanel = PanelContainer.new()
    cardPanel.custom_minimum_size = Vector2(CARD_WIDTH, CARD_HEIGHT)
    
    var vbox = VBoxContainer.new()
    vbox.set_meta("card_id", card.id)
    cardPanel.add_child(vbox)
    
    var nameLabel = Label.new()
    nameLabel.text = card.cardName
    nameLabel.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
    vbox.add_child(nameLabel)
    
    var rankLabel = Label.new()
    rankLabel.text = "Rank " + str(card.rank)
    rankLabel.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
    vbox.add_child(rankLabel)
    
    var descLabel = Label.new()
    descLabel.text = card.description
    descLabel.autowrap_mode = TextServer.AUTOWRAP_WORD
    descLabel.custom_minimum_size = Vector2(CARD_WIDTH - 10, 0)
    vbox.add_child(descLabel)
    
    var unitWhitelistLabel = Label.new()
    unitWhitelistLabel.text = ", ".join(card.unitWhitelist)
    unitWhitelistLabel.autowrap_mode = TextServer.AUTOWRAP_WORD
    unitWhitelistLabel.custom_minimum_size = Vector2(CARD_WIDTH - 10, 0)
    vbox.add_child(unitWhitelistLabel)

    var idLabel = Label.new()
    idLabel.text = card.id.substr(card.id.length() - 8, -1)
    idLabel.autowrap_mode = true
    idLabel.custom_minimum_size = Vector2(CARD_WIDTH - 10, 0)
    vbox.add_child(idLabel)

    cardPanel.gui_input.connect(func(event): _on_card_clicked(event, card))
    
    cardDisplays.append(cardPanel)
    container.add_child(cardPanel)

func _on_card_clicked(event: InputEvent, card: Card):
    if event is InputEventMouseButton and event.pressed:
        if selectedCard == null || selectedCard.id != card.id:
            selectedCard = card
            container.emit_signal("card_pressed", card)
        elif selectedCard.id == card.id:
            selectedCard = null
        highlight_selectedCard(selectedCard)

func highlight_selectedCard(selected: Card) -> void:
    for display in cardDisplays:
        var style = StyleBoxFlat.new()
        style.bg_color = Utils.DARK_CELL  # Default color
        
        var vbox = display.get_child(0)
        if selected && vbox.get_meta("card_id") == selected.id:
            style.bg_color = Color(0.4, 0.6, 0.4, 1)  # Selected color
            
        display.add_theme_stylebox_override("panel", style)

func get_card_by_uuid(uuid: String) -> Card:
    for display in cardDisplays:
        var vbox = display.get_child(0)
        if vbox.get_meta("card_id") == uuid:
            return selectedCard
    return null

func getSelectedCard() -> Card:
    return selectedCard

func clear_cards():
    for display in cardDisplays:
        display.queue_free()
    cardDisplays.clear()
    selectedCard = null