seepur/app/Models/Book.js

'use strict'

/** @type {typeof import('@adonisjs/lucid/src/Lucid/Model')} */
const Model = use('Model')

class Book extends Model {
  static get hidden() {
    return ['user_id'];
  }
  user() {
    if (!this.user_id) return null;
    return this.belongsTo('App/Models/User');
  }
}

module.exports = Book