class_name Bud extends GridNode
signal opened
var img_path
@export var vine : Vine

# Triggers when a bud is hit. Spreads the vine, then removes the bud
func _on_opened():
	$EnemyHurtbox.monitorable = false
	$EnemyHurtbox.monitoring = false
	$AnimatedSprite2D.play("open")
	opened.emit()
	spread()
	await $AnimatedSprite2D.animation_finished
	for child in get_children():
		queue_free()

# Spread in all directions where the given vine is not yet present
func spread():
	for dir in [Vector2.UP, Vector2.DOWN, Vector2.RIGHT, Vector2.LEFT]:
		if not vine.vine_locations.has(Global.vec_mod(location + dir, Grid.num_collumns, true)):
			grow_to_next_bud(dir)

# Grow a vine
func grow_to_next_bud(dir):
	var target_location = Global.vec_mod(location + dir, Grid.num_collumns, true)
	var target = GridNode.random_at(target_location)
	await vine.grow_vine_sequence(self, target, true, false)