// Copyright(C) 1999-2010
// Sandia Corporation. Under the terms of Contract
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#ifndef IOSS_Iohb_DatabaseIO_h
#define IOSS_Iohb_DatabaseIO_h

#include "Ioss_State.h" // for State
#include <Ioss_CodeTypes.h>
#include <Ioss_DBUsage.h>    // for DatabaseUsage
#include <Ioss_DatabaseIO.h> // for DatabaseIO
#include <Ioss_IOFactory.h>  // for IOFactory
#include <iostream>          // for ostream
#include <stddef.h>          // for size_t
#include <stdint.h>          // for int64_t
#include <string>            // for string
namespace Iohb {
  class Layout;
  class CommSet;
  class EdgeBlock;
  class EdgeSet;
  class ElementBlock;
  class ElementSet;
  class FaceBlock;
  class FaceSet;
  class Field;
  class NodeBlock;
  class NodeSet;
  class PropertyManager;
  class Region;
  class SideBlock;
  class SideSet;
  class StructuredBlock;
}

namespace Ioss {
  class GroupingEntity;
  class EntityBlock;
}

/** \brief A namespace for the heartbeat database format.
 */
namespace Iohb {
  class Layout;

  enum Format { DEFAULT = 0, SPYHIS = 1 };

  class IOFactory : public Ioss::IOFactory
  {
  public:
    static const IOFactory *factory();

  private:
    IOFactory();
    Ioss::DatabaseIO *make_IO(const std::string &filename, Ioss::DatabaseUsage db_usage,
                              MPI_Comm                     communicator,
                              const Ioss::PropertyManager &props) const override;
  };

  class DatabaseIO : public Ioss::DatabaseIO
  {
  public:
    DatabaseIO(Ioss::Region *region, const std::string &filename, Ioss::DatabaseUsage db_usage,
               MPI_Comm communicator, const Ioss::PropertyManager &props);
    DatabaseIO(const DatabaseIO &from) = delete;
    DatabaseIO &operator=(const DatabaseIO &from) = delete;

    ~DatabaseIO() override;

    // Check capabilities of input/output database...  Returns an
    // unsigned int with the supported Ioss::EntityTypes or'ed
    // together. If "return_value & Ioss::EntityType" is set, then the
    // database supports that type (e.g. return_value & Ioss::FACESET)
    unsigned entity_field_support() const override;

  private:
    int64_t node_global_to_local__(int64_t /* global */, bool /* must_exist */) const override
    {
      return 0;
    }
    int64_t element_global_to_local__(int64_t /* global */) const override { return 0; }

    void read_meta_data__() override {}

    void flush_database__() const override;

    bool begin__(Ioss::State state) override;
    bool end__(Ioss::State state) override;

    bool begin_state__(Ioss::Region *region, int state, double time) override;
    bool end_state__(Ioss::Region *region, int state, double time) override;

    void initialize(const Ioss::Region *region) const;

    int64_t get_field_internal(const Ioss::Region *reg, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::NodeBlock *nb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::EdgeBlock *nb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::FaceBlock *nb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::ElementBlock *eb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::StructuredBlock *sb, const Ioss::Field &field,
                               void *data, size_t data_size) const override
    {
      return -1;
    }
    int64_t get_field_internal(const Ioss::SideBlock *fb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::NodeSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::EdgeSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::FaceSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::ElementSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::SideSet *fs, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t get_field_internal(const Ioss::CommSet *cs, const Ioss::Field &field, void *data,
                               size_t data_size) const override;

    int64_t put_field_internal(const Ioss::Region *region, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::NodeBlock *nb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::EdgeBlock *nb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::FaceBlock *nb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::ElementBlock *eb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::SideBlock *fb, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::NodeSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::EdgeSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::FaceSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::ElementSet *ns, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::SideSet *fs, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::CommSet *cs, const Ioss::Field &field, void *data,
                               size_t data_size) const override;
    int64_t put_field_internal(const Ioss::StructuredBlock *sb, const Ioss::Field &field,
                               void *data, size_t data_size) const override
    {
      return -1;
    }

    time_t timeLastFlush_;
    time_t flushInterval_;

    std::ostream *logStream;
    Layout *      layout_;
    Layout *      legend_;

    std::string tsFormat;
    std::string separator_;
    int         precision_;
    int         fieldWidth_;
    bool        showLabels;
    bool        showLegend;
    bool        appendOutput;
    bool        addTimeField;

    bool        initialized_;
    bool        streamNeedsDelete;
    enum Format fileFormat;
  };
}
#endif // IOSS_Iohb_DatabaseIO_h
