public function make(array $attributes = [])
    {
        if ($this->type === null) {
            throw new InvalidArgumentException("You have to set the type of file!");
        }

        if ($this->amount === null) {
            return $this->makeInstance($attributes);
        }

        if ($this->amount < 1) {
            return collect();
        }

        return $this->makeCollection($attributes);
    }