OutputStream.hpp

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/*
  Copyright (c) 2019 Equinor ASA
 
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  OPM 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
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef OPM_IO_OUTPUTSTREAM_HPP_INCLUDED
#define OPM_IO_OUTPUTSTREAM_HPP_INCLUDED
 
#include <opm/io/eclipse/PaddedOutputString.hpp>
#include <opm/common/utility/TimeService.hpp>
 
#include <array>
#include <chrono>
#include <ios>
#include <memory>
#include <string>
#include <vector>
 
namespace Opm { namespace EclIO {
 
    class EclOutput;
 
}} // namespace Opm::EclIO
 
namespace Opm { namespace EclIO { namespace OutputStream {
 
    struct Formatted { bool set; };
    struct Unified   { bool set; };
 
    struct ResultSet
    {
        std::string outputDir;
 
        std::string baseName;
    };
 
    class Init
    {
    public:
        explicit Init(const ResultSet& rset,
                      const Formatted& fmt);
 
        ~Init();
 
        Init(const Init& rhs) = delete;
        Init(Init&& rhs);
 
        Init& operator=(const Init& rhs) = delete;
        Init& operator=(Init&& rhs);
 
        void write(const std::string&      kw,
                   const std::vector<int>& data);
 
        void write(const std::string&       kw,
                   const std::vector<bool>& data);
 
        void write(const std::string&        kw,
                   const std::vector<float>& data);
 
        void write(const std::string&         kw,
                   const std::vector<double>& data);
 
    private:
        std::unique_ptr<EclOutput> stream_;
 
        void open(const std::string& fname,
                  const bool         formatted);
 
        EclOutput& stream();
 
        template <typename T>
        void writeImpl(const std::string&    kw,
                       const std::vector<T>& data);
    };
 
    class Restart
    {
    public:
        explicit Restart(const ResultSet& rset,
                         const int        seqnum,
                         const Formatted& fmt,
                         const Unified&   unif);
 
        ~Restart();
 
        Restart(const Restart& rhs) = delete;
        Restart(Restart&& rhs);
 
        Restart& operator=(const Restart& rhs) = delete;
        Restart& operator=(Restart&& rhs);
 
        void message(const std::string& msg);
 
        void write(const std::string&      kw,
                   const std::vector<int>& data);
 
        void write(const std::string&       kw,
                   const std::vector<bool>& data);
 
        void write(const std::string&        kw,
                   const std::vector<float>& data);
 
        void write(const std::string&         kw,
                   const std::vector<double>& data);
 
        void write(const std::string&              kw,
                   const std::vector<std::string>& data);
 
        void write(const std::string&                        kw,
                   const std::vector<PaddedOutputString<8>>& data);
 
    private:
        std::unique_ptr<EclOutput> stream_;
 
        void openUnified(const std::string& fname,
                         const bool         formatted,
                         const int          seqnum);
 
        void openNew(const std::string& fname,
                     const bool         formatted);
 
        void openExisting(const std::string&   fname,
                          const bool           formatted,
                          const std::streampos writePos);
 
        EclOutput& stream();
 
        template <typename T>
        void writeImpl(const std::string&    kw,
                       const std::vector<T>& data);
    };
 
    class RFT
    {
    public:
        struct OpenExisting { bool set; };
 
        explicit RFT(const ResultSet&    rset,
                     const Formatted&    fmt,
                     const OpenExisting& existing);
 
        ~RFT();
 
        RFT(const RFT& rhs) = delete;
        RFT(RFT&& rhs);
 
        RFT& operator=(const RFT& rhs) = delete;
        RFT& operator=(RFT&& rhs);
 
        void write(const std::string&      kw,
                   const std::vector<int>& data);
 
        void write(const std::string&        kw,
                   const std::vector<float>& data);
 
        void write(const std::string&                        kw,
                   const std::vector<PaddedOutputString<8>>& data);
 
    private:
        std::unique_ptr<EclOutput> stream_;
 
        void open(const std::string& fname,
                  const bool         formatted,
                  const bool         existing);
 
        EclOutput& stream();
 
        template <typename T>
        void writeImpl(const std::string&    kw,
                       const std::vector<T>& data);
    };
 
    class SummarySpecification
    {
    public:
        using StartTime = time_point;
 
        enum class UnitConvention
        {
            Metric = 1,
            Field  = 2,
            Lab    = 3,
            Pvt_M  = 4,
        };
 
        struct RestartSpecification
        {
            std::string root;
            int step;
        };
 
        class Parameters
        {
        public:
            void add(const std::string& keyword,
                     const std::string& wgname,
                     const int          num,
                     const std::string& unit);
 
            friend class SummarySpecification;
 
        private:
            std::vector<PaddedOutputString<8>> keywords{};
            std::vector<PaddedOutputString<8>> wgnames{};
            std::vector<int>                   nums{};
            std::vector<PaddedOutputString<8>> units{};
        };
 
        explicit SummarySpecification(const ResultSet&            rset,
                                      const Formatted&            fmt,
                                      const UnitConvention        uconv,
                                      const std::array<int,3>&    cartDims,
                                      const RestartSpecification& restart,
                                      const StartTime             start);
 
        ~SummarySpecification();
 
        SummarySpecification(const SummarySpecification& rhs) = delete;
        SummarySpecification(SummarySpecification&& rhs);
 
        SummarySpecification& operator=(const SummarySpecification& rhs) = delete;
        SummarySpecification& operator=(SummarySpecification&& rhs);
 
        void write(const Parameters& params);
 
    private:
        int unit_;
        int restartStep_;
        std::array<int,3> cartDims_;
        StartTime startDate_;
        std::vector<PaddedOutputString<8>> restart_;
 
        std::unique_ptr<EclOutput> stream_;
 
        void rewindStream();
        void flushStream();
 
        EclOutput& stream();
    };
 
    std::unique_ptr<EclOutput>
    createSummaryFile(const ResultSet& rset,
                      const int        seqnum,
                      const Formatted& fmt,
                      const Unified&   unif);
 
    std::string outputFileName(const ResultSet&   rsetDescriptor,
                               const std::string& ext);
 
}}} // namespace Opm::EclIO::OutputStream
 
#endif //  OPM_IO_OUTPUTSTREAM_HPP_INCLUDED