OpenIsle/backend/src/main/java/com/openisle/model/Draft.java

package com.openisle.model;

import jakarta.persistence.*;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;

import java.util.HashSet;
import java.util.Set;

@Entity
@Getter
@Setter
@NoArgsConstructor
@Table(name = "drafts", uniqueConstraints = {
        @UniqueConstraint(columnNames = {"author_id"})
})
public class Draft {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;

    private String title;

    @Column(columnDefinition = "LONGTEXT")
    private String content;

    @ManyToOne(fetch = FetchType.LAZY, optional = false)
    @JoinColumn(name = "author_id")
    private User author;

    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "category_id")
    private Category category;

    @ManyToMany(fetch = FetchType.LAZY)
    @JoinTable(name = "draft_tags",
            joinColumns = @JoinColumn(name = "draft_id"),
            inverseJoinColumns = @JoinColumn(name = "tag_id"))
    private Set<Tag> tags = new HashSet<>();
}