module.exports = (sequelize, DataTypes) => { let Sequelize = sequelize.Sequelize let PollVote = sequelize.define('PollVote', {}, { classMethods: { associate (models) { PollVote.belongsTo(models.PollAnswer) PollVote.belongsTo(models.PollQuestion) PollVote.belongsTo(models.User) } } }) return PollVote }