'use strict'; const { Model } = require('sequelize'); module.exports = (sequelize, DataTypes) => { class Category extends Model { /** * Helper method for defining associations. * This method is not a part of Sequelize lifecycle. * The `models/index` file will call this method automatically. */ static associate(models) { // define association here } } Category.init({ name: DataTypes.STRING, rank: DataTypes.INTEGER }, { sequelize, modelName: 'Category', }); return Category; };