extends Node2D
class_name Building

@export var current_grid_pos: Vector2i = Vector2i.ZERO: 
	set(value):
		current_grid_pos = value
		_on_grid_position_changed()

@export var direction: Vector2i = Vector2i.RIGHT:
	set(value):
		direction = value
		_on_direction_changed()

var game_grid: GameGrid # = get_parent().get_node("GameGrid")
var tile_map: TileMapLayer

func _ready() -> void:
	game_grid = get_tree().root.get_node("Node2D/GameGrid")
	tile_map = game_grid.tile_map

func _on_grid_position_changed():
	name = "Building_%s,%s" % [current_grid_pos.x, current_grid_pos.y]
	pass

func _on_direction_changed():
	pass

func can_accept_item() -> bool:
	push_error("can_accept_item() must be overridden by class %s!" % name)
	return false

# Accept item for movement
func handle_item_entry(item: Item, remaining_delta_from_previous: float = 0.0):
	push_error("handle_item_entry() must be overridden by class %s!" % name)

	#item.queue_free()

# Accept item directly (for item sink). Maybe use same method for both and
# just ignore delta?
func handle_item(item: Item):
	push_error("handle_item() must be overridden by class %s!" % name)
	#item.queue_free()