bigcapital/server/src/models/ManualJournalEntry.js

import { Model } from 'objection';
import TenantModel from 'models/TenantModel';

export default class ManualJournalEntry extends TenantModel {
  /**
   * Table name.
   */
  static get tableName() {
    return 'manual_journals_entries';
  }

  /**
   * Model timestamps.
   */
  get timestamps() {
    return [];
  }

  /**
   * Relationship mapping.
   */
  static get relationMappings() {
    const Account = require('models/Account');
    const Contact = require('models/Contact');

    return {
      account: {
        relation: Model.BelongsToOneRelation,
        modelClass: Account.default,
        join: {
          from: 'manual_journals_entries.accountId',
          to: 'accounts.id',
        },
      },
      contact: {
        relation: Model.BelongsToOneRelation,
        modelClass: Contact.default,
        join: {
          from: 'manual_journals_entries.contactId',
          to: 'contacts.id',
        },
      },
    };
  }
}