74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
#include "matador/object/object_generator.hpp"
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#include "matador/object/repository.hpp"
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#include <algorithm>
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namespace matador::object {
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object_generator::object_generator(basic_repository &repo, const std::shared_ptr<object> &object)
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: repo_(repo)
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, object_(object) {
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}
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std::shared_ptr<object> object_generator::acquire_object(basic_repository &repo, const std::type_index &ti, const std::string &name) {
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if (repo.has_object_for_type(ti)) {
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auto obj = repo.object_for_type(ti);
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repo.remove_object_for_type(ti);
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obj->update_name(name);
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return obj;
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}
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return repo.provide_object_in_advance(ti, std::make_shared<object>(name));
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}
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void object_generator::on_revision(const char *id, uint64_t &rev) {
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access::attribute(*this, id, rev);
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}
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void object_generator::create_pk_constraint(const std::string &name) const {
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const auto pk_attr = find_attribute_by_name(name);
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if (pk_attr == std::end(object_->attributes_)) {
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return;
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}
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restriction pk_constraint(*pk_attr);
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pk_constraint.options_ |= utils::constraints::PrimaryKey;
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pk_constraint.owner_ = object_;
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object_->constraints_.emplace_back(std::move(pk_constraint));
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}
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void object_generator::create_unique_constraint(const std::string &name) const {
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const auto pk_attr = find_attribute_by_name(name);
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if (pk_attr == std::end(object_->attributes_)) {
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return;
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}
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restriction pk_constraint(*pk_attr);
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pk_constraint.options_ |= utils::constraints::Unique;
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pk_constraint.owner_ = object_;
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}
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std::vector<attribute>::iterator object_generator::find_attribute_by_name(const std::string &name) const {
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return std::find_if(std::begin(object_->attributes_), std::end(object_->attributes_), [&name](const attribute &elem) {
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return elem.name() == name;
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});
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}
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void object_generator::prepare_primary_key(const attribute &ref, utils::identifier &&pk) const {
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object_->pk_column_index_ = static_cast<int>(ref.index_);
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object_->pk_identifier_ = std::move(pk);
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}
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void object_generator::prepare_relation_table(const std::string &join_column, const std::string &inverse_join_column) const {
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auto it = find_attribute_by_name(join_column);
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if (it == std::end(object_->attributes_)) {
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return;
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}
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object_->join_column_index_ = static_cast<int>(it->index_);
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it = find_attribute_by_name(inverse_join_column);
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if (it == std::end(object_->attributes_)) {
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return;
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}
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object_->inverse_join_column_index_ = static_cast<int>(it->index_);
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}
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}
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