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

/*

 Copyright (C) 2005 Joseph Wang

 Copyright (C) 2005, 2006 Theo Boafo

 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

 <http://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.

*/

/*! \file callabilityschedule.hpp

    \brief Schedule of put/call dates

*/

#ifndef quantlib_callability_schedule_hpp

#define quantlib_callability_schedule_hpp

#include <ql/event.hpp>

#include <ql/instruments/bond.hpp>

#include <ql/patterns/visitor.hpp>

#include <ql/utilities/null.hpp>

#include <ql/shared_ptr.hpp>

#include <ql/optional.hpp>

#include <vector>

namespace QuantLib {

    //! %instrument callability

    class Callability : public Event {

      public:

        //! type of the callability

        enum Type { Call, Put };

        Callability(const Bond::Price& price, Type type, const Date& date)

        : price_(price), type_(type), date_(date) {}

        const Bond::Price& price() const {

            QL_REQUIRE(price_, "no price given");

            return *price_;

        }

        Type type() const { return type_; }

        //! \name Event interface

        //@{

        Date date() const override { return date_; }

        //@}

        //! \name Visitability

        //@{

        void accept(AcyclicVisitor&) override;

        //@}

      private:

        ext::optional<Bond::Price> price_;

        Type type_;

        Date date_;

    };

    inline void Callability::accept(AcyclicVisitor& v){

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

        if (v1 != nullptr)

            v1->visit(*this);

        else

            Event::accept(v);

    }

    typedef std::vector<ext::shared_ptr<Callability> > CallabilitySchedule;

}

#endif