114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
#include "matador/object/restriction.hpp"
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#include "matador/object/attribute.hpp"
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#include "matador/object/object.hpp"
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namespace matador::object {
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restriction::restriction(std::string name)
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: name_(std::move(name)) {}
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std::string restriction::name() const {
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return prefix() + name_;
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}
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const class attribute* restriction::attribute() const {
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if (std::holds_alternative<class attribute*>(attr_)) {
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return std::get<class attribute*>(attr_);
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}
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return nullptr;
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}
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std::string restriction::column_name() const {
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if (std::holds_alternative<class attribute*>(attr_)) {
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return std::get<class attribute*>(attr_)->name();
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}
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if (std::holds_alternative<std::string>(attr_)) {
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return std::get<std::string>(attr_);
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}
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return "";
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}
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std::shared_ptr<object> restriction::owner() const {
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return owner_;
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}
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bool restriction::is_primary_key_constraint() const {
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return utils::is_constraint_set(options_, utils::constraints::PrimaryKey);
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}
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bool restriction::is_foreign_key_constraint() const {
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return utils::is_constraint_set(options_, utils::constraints::ForeignKey);
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}
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bool restriction::is_unique_constraint() const {
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return utils::is_constraint_set(options_, utils::constraints::Unique);
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}
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const std::string& restriction::ref_table_name() const {
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return reference_->name();
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}
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const std::string& restriction::ref_column_name() const {
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return reference_->primary_key_attribute()->name();
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}
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std::ostream & operator<<(std::ostream &os, const class restriction &c) {
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os << "constraint " << c.name() << " for column " << c.column_name();
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return os;
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}
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std::string restriction::prefix() const {
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if (utils::is_constraint_set(options_, utils::constraints::PrimaryKey)) {
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return "PK_";
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}
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if (utils::is_constraint_set(options_, utils::constraints::ForeignKey)) {
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return "FK_";
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}
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if (utils::is_constraint_set(options_, utils::constraints::Unique)) {
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return "UK_";
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}
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return "";
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}
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// constraint_builder & constraint_builder::constraint(std::string name) {
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// constraint_name = std::move(name);
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// return *this;
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// }
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//
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// constraint_builder & constraint_builder::primary_key(std::string name) {
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// column_name = std::move(name);
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// options_ |= utils::constraints::PrimaryKey;
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// return *this;
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// }
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//
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// constraint_builder & constraint_builder::foreign_key(std::string name) {
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// column_name = std::move(name);
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// options_ |= utils::constraints::ForeignKey;
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// return *this;
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// }
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//
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// constraint_builder & constraint_builder::references(std::string table, std::string column) {
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// ref_table_name = std::move(table);
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// ref_column_name = std::move(column);
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//
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// return *this;
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// }
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//
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// constraint_builder::operator class restriction() const {
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// class restriction c;
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// c.name_ = constraint_name;
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// c.attr_ = column_name;
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// c.options_ = options_;
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// c.ref_column_name_ = ref_column_name;
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// c.ref_table_name_ = ref_table_name;
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// return c;
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// }
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//
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// constraint_builder constraint(std::string name) {
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// constraint_builder builder;
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// return builder.constraint(std::move(name));
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// }
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}
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