52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
#ifndef JOIN_COLUMNS_COLLECTOR_HPP
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#define JOIN_COLUMNS_COLLECTOR_HPP
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#include "matador/utils/access.hpp"
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#include "matador/utils/field_attributes.hpp"
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#include "matador/utils/primary_key_attribute.hpp"
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#include <string>
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namespace matador::object {
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struct join_columns {
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std::string join_column;
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std::string inverse_join_column;
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};
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class join_columns_collector final {
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public:
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template<class Type>
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join_columns collect() {
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join_columns_ = {};
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Type obj;
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access::process(*this, obj);
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return join_columns_;
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}
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template < class V >
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static void on_primary_key(const char * /*id*/, V &, const utils::primary_key_attribute& /*attr*/ = utils::default_pk_attributes) {}
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static void on_revision(const char * /*id*/, uint64_t &/*rev*/) {}
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template<typename Type>
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static void on_attribute(const char * /*id*/, Type &, const utils::field_attributes &/*attr*/ = utils::null_attributes) {}
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template<class Pointer>
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static void on_belongs_to(const char * /*id*/, Pointer &/*obj*/, const utils::foreign_attributes &/*attr*/) {}
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template<class Pointer>
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static void on_has_one(const char * /*id*/, Pointer &/*obj*/, const utils::foreign_attributes &/*attr*/) {}
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template<class ContainerType>
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static void on_has_many(ContainerType &, const char */*join_column*/, const utils::foreign_attributes &/*attr*/) {}
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template<class ContainerType>
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void on_has_many_to_many(const char * /*id*/, ContainerType &/*c*/, const char *join_column, const char *inverse_join_column, const utils::foreign_attributes &/*attr*/) {
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join_columns_.join_column = join_column;
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join_columns_.inverse_join_column = inverse_join_column;
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}
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template<class ContainerType>
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static void on_has_many_to_many(const char * /*id*/, ContainerType &/*c*/, const utils::foreign_attributes &/*attr*/) {}
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private:
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join_columns join_columns_;
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};
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}
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#endif //JOIN_COLUMNS_COLLECTOR_HPP
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