FocusNodeDeclaration.h

#pragma once
 
#include <optional>
 
#include <QExplicitlySharedDataPointer>
 
#include <kDB/Forward.h>
 
namespace kDB::Repository::RDF
{
  struct FocusNodeDeclarationsRegistryPrivate;
  class FocusNodeDeclaration
  {
    friend struct FocusNodeDeclarationsRegistryPrivate;
    struct Private;
  public:
    class Property
    {
      friend struct Private;
      friend struct FocusNodeDeclarationsRegistryPrivate;
    public:
      enum class Variety
      {
        Optional, 
        Atomic,   
        List,     
        Map       
      };
      enum class Direction
      {
        Direct,
        Reverse
      };
    public:
      Property();
      Property(const Property& _rhs);
      Property& operator=(const Property& _rhs);
      ~Property();
      bool operator==(const Property& _rhs);
      bool operator!=(const Property& _rhs);
      bool isConstant() const;
      Variety variety() const;
      Direction direction() const;
      std::optional<std::size_t> minimum() const;
      std::optional<std::size_t> maximum() const;
      QString name() const;
      knowCore::Uri path() const;
      knowCore::Uri datatype() const;
      knowRDF::Literal value() const;
      knowRDF::Literal defaultValue() const;
      std::optional<QList<knowCore::Uri>> acceptedUnits() const;
      std::optional<knowCore::ValueList> acceptedValues() const;
    private:
      struct Private;
      QExplicitlySharedDataPointer<Private> d;
    };
  public:
    FocusNodeDeclaration();
    FocusNodeDeclaration(const FocusNodeDeclaration& _rhs);
    FocusNodeDeclaration& operator=(const FocusNodeDeclaration& _rhs);
    ~FocusNodeDeclaration();
    bool inherits(const knowCore::Uri& _uri);
    QList<knowCore::Uri> inheritedTypes() const;
    knowCore::Uri type() const;
    bool hasField(const knowCore::Uri& _uri);
    cres_qresult<Property> field(const knowCore::Uri& _uri);
    QList<Property> fields() const;
  private:
    QExplicitlySharedDataPointer<Private> d;
  };
} // namespace kDB::Repository::RDF