// Copyright (C) 2018-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//

#pragma once

#include <memory>
#include <string>
#include <type_traits>
#include <utility>

#include "ngraph/op/op.hpp"

namespace ngraph
{
    namespace op
    {
        namespace util
        {
            class NGRAPH_API IndexReduction : public Op
            {
            protected:
                IndexReduction();

                IndexReduction(const Output<Node>& arg,
                               uint64_t axis,
                               const element::Type& index_element_type);

            public:
                uint64_t get_reduction_axis() const;
                void set_reduction_axis(uint64_t value);
                element::Type get_index_element_type() const;
                void set_index_element_type(const element::Type& index_element_type);
                void validate_and_infer_types() override;
                bool visit_attributes(AttributeVisitor& visitor) override;

            protected:
                uint64_t m_axis{0};
                element::Type m_index_element_type;
            };
        } // namespace util
    }     // namespace op
} // namespace ngraph
