Order.java

package com.programmers.springbootjpa.entity;

import com.programmers.springbootjpa.dto.response.ResponseDto;
import jakarta.persistence.*;
import lombok.Getter;
import lombok.Setter;

import java.util.ArrayList;
import java.util.List;
import java.util.Objects;

@Entity
@Table(name = "orders")
@Getter
@Setter
public class Order extends BaseTimeEntity {

    @Id
    @GeneratedValue(strategy = GenerationType.SEQUENCE)
    private Long id;

    @Enumerated(EnumType.STRING)
    private OrderStatus orderStatus;

    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "member_id", referencedColumnName = "id")
    private Member member;

    @OneToMany(cascade = CascadeType.ALL, mappedBy = "order", orphanRemoval = true)
    private List<OrderItem> orderItems = new ArrayList<>();

    public void updateMember(Member member) {
        if (Objects.nonNull(this.member)) {
            this.member.removeOrder(this);
        }
        this.member = member;
        member.addOrder(this);
    }

    public void addOrderItem(OrderItem orderItem) {
        orderItems.add(orderItem);
    }

    public void removeOrderItem(OrderItem orderItem) {
        orderItems.remove(orderItem);
    }
}