65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
#ifndef QUERY_STUDENT_HPP
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#define QUERY_STUDENT_HPP
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#include "matador/utils/access.hpp"
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#include "matador/utils/foreign_attributes.hpp"
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#include "matador/object/object_ptr.hpp"
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#include "matador/object/many_to_many_relation.hpp"
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#include <utility>
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#include <vector>
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namespace matador::test {
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struct course;
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struct student {
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unsigned int id{};
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std::string name;
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std::vector<object::object_ptr<course> > courses;
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student() = default;
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explicit student(unsigned int id, std::string name)
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: id(id)
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, name(std::move(name)) {
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}
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template<class Operator>
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void process(Operator &op) {
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namespace field = matador::access;
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field::primary_key(op, "id", id);
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field::attribute(op, "name", name, 255);
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field::has_many_to_many(op, "student_courses", courses, "student_id", "course_id", utils::CascadeAllFetchLazy);
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}
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};
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struct course {
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unsigned int id{};
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std::string title;
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std::vector<object::object_ptr<student> > students;
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course() = default;
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explicit course(unsigned int id, std::string title)
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: id(id)
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, title(std::move(title)) {
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}
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template<class Operator>
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void process(Operator &op) {
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namespace field = matador::access;
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field::primary_key(op, "id", id);
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field::attribute(op, "title", title, 255);
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field::has_many_to_many(op, "student_courses", students, utils::CascadeAllFetchEager);
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}
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};
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class student_course : public object::many_to_many_relation<student, course> {
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public:
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student_course() : many_to_many_relation("student_id", "course_id") {
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}
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};
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}
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#endif //QUERY_STUDENT_HPP
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