//==================================================================================
// BSD 2-Clause License
//
// Copyright (c) 2014-2022, NJIT, Duality Technologies Inc. and other contributors
//
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// Author TPOC: contact@openfhe.org
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/*
BGV implementation. See https://eprint.iacr.org/2021/204 for details.
 */

#define PROFILE

#include "scheme/bgvrns/bgvrns-scheme.h"

#include "scheme/bgvrns/bgvrns-advancedshe.h"
#include "scheme/bgvrns/bgvrns-leveledshe.h"
#include "scheme/bgvrns/bgvrns-multiparty.h"
#include "scheme/bgvrns/bgvrns-fhe.h"
#include "scheme/bgvrns/bgvrns-pke.h"
#include "scheme/bgvrns/bgvrns-pre.h"

#include <iosfwd>

namespace lbcrypto {

void SchemeBGVRNS::Enable(PKESchemeFeature feature) {
    switch (feature) {
        case PKE:
            if (m_PKE == nullptr)
                m_PKE = std::make_shared<PKEBGVRNS>();
            break;
        case KEYSWITCH:
            // m_KeySwitch must be initialized later by calling SetKeySwitchingTechnique() with the value of key switching technique from cryptoparams
            break;
        case PRE:
            if (m_PRE == nullptr)
                m_PRE = std::make_shared<PREBGVRNS>();
            break;
        case LEVELEDSHE:
            if (m_LeveledSHE == nullptr)
                m_LeveledSHE = std::make_shared<LeveledSHEBGVRNS>();
            break;
        case MULTIPARTY:
            if (m_Multiparty == nullptr)
                m_Multiparty = std::make_shared<MultipartyBGVRNS>();
            break;
        case ADVANCEDSHE:
            if (m_AdvancedSHE == nullptr)
                m_AdvancedSHE = std::make_shared<AdvancedSHEBGVRNS>();
            break;
        case FHE:
            if (m_FHE == nullptr)
                m_FHE = std::make_shared<FHEBGVRNS>();
            break;
        default:
            std::stringstream ss;
            ss << feature;
            OPENFHE_THROW(std::string("This feature [") + ss.str() + "] is not supported for BGVRNS scheme");
    }
}

}  // namespace lbcrypto
