package org.egl_cepgl.pm.model;


import lombok.*;
import org.hibernate.Hibernate;
import org.hibernate.annotations.CreationTimestamp;
import org.hibernate.annotations.UpdateTimestamp;
import org.springframework.data.annotation.CreatedDate;
import org.springframework.data.jpa.domain.support.AuditingEntityListener;

import javax.persistence.*;
import java.io.Serializable;
import java.time.Instant;
import java.util.Date;
import java.util.Objects;

@Getter
@Setter
@ToString
@MappedSuperclass
@AllArgsConstructor
@NoArgsConstructor
@EntityListeners(AuditingEntityListener.class)
public class AbstractEntity implements Serializable
{
    @Id
    @GeneratedValue(strategy= GenerationType.AUTO)
    @Column(name="id", nullable = false, unique = true)
    private Long id;

    @CreationTimestamp
    @Column(name= "created_at", updatable = false)
    private Instant created_at;

    @UpdateTimestamp
    @Column(name= "updated_at")
    private Date updated_at;

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || Hibernate.getClass(this) != Hibernate.getClass(o)) return false;
        AbstractEntity that = (AbstractEntity) o;
        return id != null && Objects.equals(id, that.id);
    }

    @Override
    public int hashCode() {
        return getClass().hashCode();
    }
}