package com.prudas.app.entity;

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

import java.time.Instant;

@Entity
@Table(name = "blog_posts")
@Getter
@Setter
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class BlogPost {

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

    @Column(nullable = false, unique = true, length = 220)
    private String slug;

    @Column(nullable = false, length = 250)
    private String title;

    @Column(columnDefinition = "text")
    private String excerpt;

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

    @Column(name = "cover_image_url", length = 500)
    private String coverImageUrl;

    @Column(name = "author_name", length = 150)
    private String authorName;

    @Column(nullable = false)
    @Builder.Default
    private boolean published = true;

    @Column(name = "published_at")
    private Instant publishedAt;

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

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

    @PrePersist
    void onCreate() {
        Instant now = Instant.now();
        createdAt = now;
        updatedAt = now;
        if (publishedAt == null && published) {
            publishedAt = now;
        }
    }

    @PreUpdate
    void onUpdate() {
        updatedAt = Instant.now();
    }
}