query/include/matador/sql/entity_query_builder.hpp

63 lines
1.5 KiB
C++

#ifndef QUERY_ENTITY_QUERY_BUILDER_HPP
#define QUERY_ENTITY_QUERY_BUILDER_HPP
#include "matador/sql/query_context.hpp"
namespace matador::sql {
template < typename PrimaryKeyType >
class entity_query_builder
{
public:
// determine pk
// collect eager relations for joins
template<class EntityType>
query_context build() {
EntityType obj;
matador::utils::access::process(*this, obj);
return {};
}
template < class V >
void on_primary_key(const char *id, V &, typename std::enable_if<std::is_integral<V>::value && !std::is_same<bool, V>::value>::type* = 0)
{
}
void on_primary_key(const char *id, std::string &, size_t)
{
}
void on_revision(const char * /*id*/, unsigned long long &/*rev*/) {}
template<typename Type>
void on_attribute(const char * /*id*/, Type &, const utils::field_attributes &/*attr*/ = utils::null_attributes) {}
template<class Pointer>
void on_belongs_to(const char *id, Pointer &, const utils::foreign_attributes &/*attr*/)
{
}
template<class Pointer>
void on_has_one(const char *id, Pointer &, const utils::foreign_attributes &attr)
{
}
template<class ContainerType>
void on_has_many(const char *, ContainerType &, const char *, const char *, const utils::foreign_attributes &attr)
{
}
template<class ContainerType>
void on_has_many(const char *id, ContainerType &c, const utils::foreign_attributes &attr)
{
on_has_many(id, c, "", "", attr);
}
private:
PrimaryKeyType pk_;
};
}
#endif //QUERY_ENTITY_QUERY_BUILDER_HPP