pocketmine\block\Lever::onUpdate PHP Метод

    public function onUpdate($type)
    {
        if ($type === Level::BLOCK_UPDATE_NORMAL) {
            $side = $this->getDamage();
            if ($this->isActivated()) {
                $side ^= 0x8;
            }
            $faces = [5 => 0, 6 => 0, 3 => 2, 1 => 4, 4 => 3, 2 => 5, 0 => 1, 7 => 1];
            $block = $this->getSide($faces[$side]);
            if ($block->isTransparent()) {
                $this->getLevel()->useBreakOn($this);
                return Level::BLOCK_UPDATE_NORMAL;
            }
        }
        return false;
    }