/* -*- 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/commodity.hpp>

#include <iomanip>

#include <utility>

namespace QuantLib {

    Commodity::Commodity(ext::shared_ptr<SecondaryCosts> secondaryCosts)

    : secondaryCosts_(std::move(secondaryCosts)) {}

    const SecondaryCostAmounts& Commodity::secondaryCostAmounts() const {

        return secondaryCostAmounts_;

    }

    const PricingErrors& Commodity::pricingErrors() const {

        return pricingErrors_;

    }

    void Commodity::addPricingError(PricingError::Level errorLevel,

                                    const std::string& error,

                                    const std::string& detail) const {

        pricingErrors_.emplace_back(errorLevel, error, detail);

    }

    std::ostream& operator<<(std::ostream& out,

                             const SecondaryCostAmounts& secondaryCostAmounts) {

        std::string currencyCode;

        Real totalAmount = 0;

        out << "secondary costs" << std::endl;

        for (const auto& secondaryCostAmount : secondaryCostAmounts) {

            Real amount = secondaryCostAmount.second.value();

            if (currencyCode.empty())

                currencyCode = secondaryCostAmount.second.currency().code();

            totalAmount += amount;

            out << std::setw(28) << std::left << secondaryCostAmount.first << std::setw(12)

                << std::right << std::fixed << std::setprecision(2) << amount << " " << currencyCode

                << std::endl;

        }

        out << std::setw(28) << std::left << "total"

            << std::setw(12) << std::right << std::fixed

            << std::setprecision(2) << totalAmount << " " << currencyCode

            << std::endl;

        return out;

    }

    std::ostream& operator<<(std::ostream& out, const PricingError& error) {

        switch (error.errorLevel) {

          case PricingError::Info:

            out << "info: ";

            break;

          case PricingError::Warning:

            out << "warning: ";

            break;

          case PricingError::Error:

            out << "*** error: ";

            break;

          case PricingError::Fatal:

            out << "*** fatal: ";

            break;

        }

        out << error.error;

        if (!error.detail.empty())

            out << ": " << error.detail;

        return out;

    }

    std::ostream& operator<<(std::ostream& out, const PricingErrors& errors) {

        if (!errors.empty()) {

            out << "*** pricing errors" << std::endl;

            for (const auto& error : errors)

                out << error << std::endl;

        }

        return out;

    }

}