ChessBuilder/Systems/Cards/Supernova.gd

class_name SupernovaCard extends Card

const CAPTURE_RADIUS = 4

func _init():
    duration = 5
    super._init()
    cardName = "Supernova"
    rank = Rank.RANK_0
    effectType = EffectType.PIECE_EFFECT
    description = "All enemy units within 4 radius are captured"
    unitWhitelist = ["King"]

func apply_effect(target_piece = null, board_flow = null, game_state = null):
    print(cardName, " APPLY EFFECT ")
    # if !super.apply_effect(target_piece, board_flow, game_state):
    #     print(cardName, " super apply false ")
    #     return false
        
    remaining_turns = duration
    attached_piece = target_piece
    if !target_piece or !board_flow or !game_state:
        print(cardName, " missing input param ")
        return false
    
    # Get king's position
    var king_pos = target_piece.get_parent().name.split("-")
    var king_x = int(king_pos[0])
    var king_y = int(king_pos[1])
    
    # Collect all tiles within radius to check
    var tiles_to_check = []
    
    # Check in all directions (up, down, left, right and diagonals)
    for dx in range(-CAPTURE_RADIUS, CAPTURE_RADIUS + 1):
        for dy in range(-CAPTURE_RADIUS, CAPTURE_RADIUS + 1):
            # Skip if outside Manhattan distance
            if abs(dx) + abs(dy) > CAPTURE_RADIUS:
                continue
                
            # Calculate target coordinates
            var target_x = king_x + dx
            var target_y = king_y + dy
            
            # Skip if outside board bounds
            if target_x < 0 or target_x >= 8 or target_y < 0 or target_y >= 8:
                continue
                
            # Skip king's own position
            if dx == 0 and dy == 0:
                continue
                
            # Add tile to check list
            tiles_to_check.append(str(target_x) + "-" + str(target_y))
    
    print(tiles_to_check)
    # reset_tile_styles(board_flow, tiles_to_check)
    # Process each tile and capture pieces
    for tile_name in tiles_to_check:
        var tile = board_flow.get_node(tile_name)
        var style = StyleBoxFlat.new()
        style.bg_color = Color(1, 0, 0, 0.3)  # Red tint
        tile.remove_theme_stylebox_override("normal")
        tile.add_theme_stylebox_override("normal", style)
        
        if tile.get_child_count() > 0:
            var piece = tile.get_child(0)
            # print("Process", piece.name, " | ", piece.Item_Color, " | ", target_piece.Item_Color)
            if piece.Item_Color != target_piece.Item_Color:  # Only capture enemy pieces
                game_state.updatePoints(piece)
                piece.queue_free()
    
    var timer = Timer.new()
    board_flow.add_child(timer)
    timer.wait_time = 0.5
    timer.one_shot = true
    timer.timeout.connect(func(): 
        reset_tile_styles(board_flow, tiles_to_check)
        timer.queue_free()
    )
    timer.start()
    # Visual feedback
    # for tile_name in tiles_to_check:
    #     var tile = board_flow.get_node(tile_name)
    #     var style = StyleBoxFlat.new()
    #     style.bg_color = Color(1, 0, 0, 0.3)  # Red tint
    #     tile.add_theme_stylebox_override("normal", style)
        
        # var timer = Timer.new()
        # board_flow.add_child(timer)
        # timer.wait_time = 0.5
        # timer.one_shot = true
        # timer.timeout.connect(func(): 
        #     tile.remove_theme_stylebox_override("normal")
        #     timer.queue_free()
        # )
        # timer.start()
    setup_persistent_effect(game_state);
    # game_state.stateMachine.transitionToNextState(Constants.POST_MOVE)
    return true

func reset_tile_styles(board_flow, tiles_to_check):
    for tile_name in tiles_to_check:
        var tile = board_flow.get_node(tile_name)
        if !tile:
            print("continue")
            continue
            
        # Reset to original chess board pattern
        var coords = tile_name.split("-")
        var isWhite = (int(coords[0]) + int(coords[1])) % 2 == 0
        var style = StyleBoxFlat.new()
        style.bg_color = Color(0.8, 0.8, 0.8, 1) if isWhite else Color(0.2, 0.2, 0.2, 1)
        tile.add_theme_stylebox_override("normal", style)


func setup_persistent_effect(game_state):
    # Connect to the turn change signal if not already connected
    if !game_state.is_connected("turn_changed", on_turn_changed):
        game_state.connect("turn_changed", on_turn_changed)
    
func on_turn_changed():
    # print("TURN CHANGED ==================", attached_piece, " | ", remaining_turns, )
    
    if attached_piece.get_parent().get_parent().owner.isPlayerTurn() and attached_piece and remaining_turns > 0:
        print(attached_piece.get_parent().get_parent(), attached_piece.get_parent().get_parent().owner)
        var piece = attached_piece
        var flow = attached_piece.get_parent().get_parent()
        var state = attached_piece.get_parent().get_parent().owner
        
        # print("Debug values:")
        # print("- Piece: ", piece, " is null? ", piece == null)
        # print("- Board Flow: ", flow, " is null? ", flow == null)
        # print("- Game State: ", state, " is null? ", state == null)
        
        # Now try apply_effect with these values
        apply_effect(piece, flow, state)
        remaining_turns -= 1
        if remaining_turns <= 0:
            remove_effect()
        else:
            burned = true

func remove_effect():
    if attached_piece:
        var game_state = attached_piece.get_parent().get_parent().owner
        if game_state.is_connected("turn_changed", on_turn_changed):
            game_state.disconnect("turn_changed", on_turn_changed)
    super.remove_effect()