"use strict"; const { Model } = require("sequelize"); module.exports = (sequelize, DataTypes) => { class Sandwich extends Model { static associate(models) { Sandwich.belongsToMany(models.Command, {through: {model: models.SandwichCommand, unique: false}}); } } Sandwich.init({ name: { type: DataTypes.STRING, primaryKey: true }, price: { type: DataTypes.FLOAT, allowNull: false } }, { sequelize, modelName: "Sandwich", }); return Sandwich; };