// Copyright (C) 2018-2025 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//

#pragma once

#include "openvino/op/op.hpp"
#include "openvino/op/util/attr_types.hpp"

namespace ov {
namespace op {
namespace util {
/// \brief Base class for operations DFT and DFT.
class OPENVINO_API FFTBase : public Op {
public:
    OPENVINO_OP("FFTBase", "util");
    FFTBase() = default;

    void validate_and_infer_types() override;
    bool visit_attributes(AttributeVisitor& visitor) override;

protected:
    /// \brief Constructs an FFT operation. FFT is performed for full size axes.
    ///
    /// \param data  Input data
    /// \param axes Axes to perform FFT
    FFTBase(const Output<Node>& data, const Output<Node>& axes);

    /// \brief Constructs a FFT operation.
    ///
    /// \param data  Input data
    /// \param axes Axes to perform FFT
    /// \param signal_size Signal sizes for 'axes'
    FFTBase(const Output<Node>& data, const Output<Node>& axes, const Output<Node>& signal_size);

    /// \brief Validates input data types of FFT operation.
    void validate_types();
};
}  // namespace util
}  // namespace op
}  // namespace ov