package com.superbiz.agent.domain.entity;

import jakarta.persistence.*;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.time.LocalDateTime;

@Entity
@Table(name = "knowledge_domain")
@Data
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class KnowledgeDomain {

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

    @Column(name = "domain_id", unique = true, nullable = false, length = 64)
    private String domainId;

    @Column(name = "description", length = 256)
    private String description;

    @Column(name = "when_to_retrieve", columnDefinition = "TEXT")
    private String whenToRetrieve;

    @Column(name = "document_count", nullable = false)
    private int documentCount;

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

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

    @PrePersist
    protected void onCreate() {
        createdAt = LocalDateTime.now();
        updatedAt = LocalDateTime.now();
    }

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