extends Tile

var style_box: StyleBoxFlat
var walls: Array[Board.Direction] = []


func _ready() -> void:
	style_box = get_theme_stylebox("panel")


func set_wall(direction: Board.Direction) -> void:
	walls = [direction]
	match direction:
		Board.Direction.NONE:
			walls = []
			style_box.border_width_top = 0
			style_box.border_width_bottom = 0
			style_box.border_width_right = 0
			style_box.border_width_left = 0
		Board.Direction.UP:
			style_box.border_width_top = 10
			style_box.border_width_bottom = 0
			style_box.border_width_right = 0
			style_box.border_width_left = 0
		Board.Direction.DOWN:
			style_box.border_width_top = 0
			style_box.border_width_bottom = 10
			style_box.border_width_right = 0
			style_box.border_width_left = 0
		Board.Direction.RIGHT:
			style_box.border_width_top = 0
			style_box.border_width_bottom = 0
			style_box.border_width_right = 10
			style_box.border_width_left = 0
		Board.Direction.LEFT:
			style_box.border_width_top = 0
			style_box.border_width_bottom = 0
			style_box.border_width_right = 0
			style_box.border_width_left = 10


func add_wall(direction: Board.Direction) -> void:
	if !walls.has(direction):
		walls.push_back(direction)
	match direction:
		Board.Direction.UP:
			style_box.border_width_top = 10
		Board.Direction.DOWN:
			style_box.border_width_bottom = 10
		Board.Direction.RIGHT:
			style_box.border_width_right = 10
		Board.Direction.LEFT:
			style_box.border_width_left = 10