pocketmine\item\Fish::getAdditionalEffects PHP Метод

    public function getAdditionalEffects() : array
    {
        return $this->meta === self::FISH_PUFFERFISH ? [Effect::getEffect(Effect::HUNGER)->setDuration(300)->setAmplifier(2), Effect::getEffect(Effect::NAUSEA)->setDuration(300)->setAmplifier(1), Effect::getEffect(Effect::POISON)->setDuration(1200)->setAmplifier(3)] : [];
    }