#ifndef OBJECT_INFO_HPP
#define OBJECT_INFO_HPP

#include "matador/object/basic_object_info.hpp"
#include "matador/object/object_definition.hpp"

namespace matador::object {
class schema_node;

template<typename Type>
class object_info final : public basic_object_info {
public:
  using create_func = std::function<std::unique_ptr<Type>()>;

  object_info(const std::shared_ptr<schema_node>& node,
              const std::shared_ptr<attribute_definition> &ref_column)
  : basic_object_info(node, {}, ref_column, {})
  , creator_([]{return std::make_unique<Type>(); }){
  }
  object_info(const std::shared_ptr<schema_node>& node,
              utils::identifier &&pk,
              const std::shared_ptr<attribute_definition> &ref_column,
              object_definition &&definition)
  : basic_object_info(node, std::move(pk), ref_column, std::move(definition))
  , creator_([]{return std::make_unique<Type>(); }){
  }
  object_info(const std::shared_ptr<schema_node>& node,
              utils::identifier &&pk,
              const std::shared_ptr<attribute_definition> &ref_column,
              object_definition &&definition,
              create_func&& creator)
  : basic_object_info(node, std::move(pk), ref_column, std::move(definition))
  , creator_(std::move(creator)){
  }
  object_info(const std::shared_ptr<schema_node>& node,
              object_definition &&definition,
              create_func&& creator)
  : basic_object_info(node, std::move(definition))
  , creator_(std::move(creator)){
  }

  const Type &prototype() const { return prototype_; }
  std::unique_ptr<Type> create() const { return creator_(); }

private:
  Type prototype_;
  create_func creator_{[]{ return std::make_unique<Type>(); }};
};

template<typename Type>
using object_info_ref = std::reference_wrapper<const object_info<Type>>;

namespace detail {
struct null_type {};
}

using null_info = object_info<detail::null_type>;
}

#endif //OBJECT_INFO_HPP