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

/*

 Copyright (C) 2008 J. Erik Radmall

 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/experimental/commodities/unitofmeasure.hpp>

#include <ostream>

#include <utility>

namespace QuantLib {

    std::ostream& operator<<(std::ostream& out, const UnitOfMeasure& c) {

        if (!c.empty())

            return out << c.code();

        else

            return out << "null unit of measure";

    }

    std::map<std::string,

             ext::shared_ptr<UnitOfMeasure::Data> >

    UnitOfMeasure::unitsOfMeasure_;

    UnitOfMeasure::UnitOfMeasure(const std::string& name,

                                 const std::string& code,

                                 UnitOfMeasure::Type unitType) {

        auto i =

            unitsOfMeasure_.find(name);

        if (i != unitsOfMeasure_.end()) {

            data_ = i->second;

        } else {

            data_ = ext::make_shared<UnitOfMeasure::Data>(

                               name, code, unitType);

            unitsOfMeasure_[name] = data_;

        }

    }

    UnitOfMeasure::Data::Data(std::string name,

                              std::string code,

                              UnitOfMeasure::Type unitType,

                              UnitOfMeasure triangulationUnitOfMeasure,

                              const Rounding& rounding)

    : name(std::move(name)), code(std::move(code)), unitType(unitType),

      triangulationUnitOfMeasure(std::move(triangulationUnitOfMeasure)), rounding(rounding) {}

}