package <%= packageName %>.entity;

import jakarta.persistence.*;
import lombok.Getter;
import lombok.Setter;
import org.springframework.data.annotation.CreatedBy;
import org.springframework.data.annotation.CreatedDate;
import org.springframework.data.annotation.LastModifiedBy;
import org.springframework.data.annotation.LastModifiedDate;
import org.springframework.data.jpa.domain.support.AuditingEntityListener;

import java.io.Serializable;
import java.time.LocalDateTime;

/**
 * Base entity that provides automatic audit fields for all domain objects.
 * Every entity that extends this class will have its createdAt, updatedAt,
 * createdBy and lastModifiedBy fields populated automatically by Spring Data JPA.
 */
@Getter
@Setter
@MappedSuperclass
@EntityListeners(AuditingEntityListener.class)
public abstract class AbstractAuditingEntity implements Serializable {

    @CreatedDate
    @Column(name = "created_at", updatable = false, nullable = false)
    private LocalDateTime createdAt;

    @LastModifiedDate
    @Column(name = "updated_at", nullable = false)
    private LocalDateTime updatedAt;

    @CreatedBy
    @Column(name = "created_by", updatable = false, length = 255)
    private String createdBy;

    @LastModifiedBy
    @Column(name = "last_modified_by", length = 255)
    private String lastModifiedBy;
}