Godot 4 TDS fire and die

##########################################################
# IMPORTANT!!
# Coller ce code À LA FIN du fichier Player.gd
##########################################################

func fire():
    var bullet_instance = bullet.instantiate() as Bullet
    bullet_instance.position = get_global_position() + (Vector2.from_angle(rotation) * 25)
    bullet_instance.rotation_degrees = rotation_degrees
    bullet_instance.apply_impulse(Vector2(bullet_speed, 0).rotated(rotation))
    bullet_instance.realName = "Bullet"
    get_tree().get_root().call_deferred("add_child", bullet_instance)

func _on_area_2d_area_entered(area):

    #if "Enemy" in area.get_parent().name :
    if area.get_parent() is Enemy :
        var _tmp = get_tree().call_deferred("reload_current_scene")
        player_died.emit()