/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 Copyright (C) 2021 Ralf Konrad Eckel

 This file is part of QuantLib, a free-software/open-source library

 for financial quantitative analysts and developers - http://quantlib.org/

 QuantLib is free software: you can redistribute it and/or modify it

 under the terms of the QuantLib license.  You should have received a

 copy of the license along with this program; if not, please email

 <quantlib-dev@lists.sf.net>. The license is also available online at

 <https://www.quantlib.org/license.shtml>.

 This program is distributed in the hope that it will be useful, but WITHOUT

 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

 FOR A PARTICULAR PURPOSE.  See the license for more details.

*/

#include <ql/cashflows/zeroinflationcashflow.hpp>

#include <ql/indexes/inflationindex.hpp>

#include <ql/termstructures/inflationtermstructure.hpp>

#include <ql/time/calendars/nullcalendar.hpp>

namespace QuantLib {

    ZeroInflationCashFlow::ZeroInflationCashFlow(Real notional,

                                                 const ext::shared_ptr<ZeroInflationIndex>& index,

                                                 CPI::InterpolationType observationInterpolation,

                                                 const Date& startDate,

                                                 const Date& endDate,

                                                 const Period& observationLag,

                                                 const Date& paymentDate,

                                                 bool growthOnly)

    : IndexedCashFlow(notional, index,

                      startDate - observationLag, endDate - observationLag,

                      paymentDate, growthOnly),

      zeroInflationIndex_(index), interpolation_(observationInterpolation),

      startDate_(startDate), endDate_(endDate), observationLag_(observationLag) {}

Unexecuted instantiation: QuantLib::ZeroInflationCashFlow::ZeroInflationCashFlow(double, boost::shared_ptr<QuantLib::ZeroInflationIndex> const&, QuantLib::CPI::InterpolationType, QuantLib::Date const&, QuantLib::Date const&, QuantLib::Period const&, QuantLib::Date const&, bool)

Unexecuted instantiation: QuantLib::ZeroInflationCashFlow::ZeroInflationCashFlow(double, boost::shared_ptr<QuantLib::ZeroInflationIndex> const&, QuantLib::CPI::InterpolationType, QuantLib::Date const&, QuantLib::Date const&, QuantLib::Period const&, QuantLib::Date const&, bool)

    Real ZeroInflationCashFlow::baseFixing() const {

        return CPI::laggedFixing(zeroInflationIndex_, startDate_, observationLag_, interpolation_);

    }

    Real ZeroInflationCashFlow::indexFixing() const {

        return CPI::laggedFixing(zeroInflationIndex_, endDate_, observationLag_, interpolation_);

    }

    void ZeroInflationCashFlow::accept(AcyclicVisitor& v) {

        auto* v1 = dynamic_cast<Visitor<ZeroInflationCashFlow>*>(&v);

        if (v1 != nullptr)

            v1->visit(*this);

        else

            IndexedCashFlow::accept(v);

    }

}