'use strict';

module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.addColumn('users', 'preferred_currency', {
      type:         Sequelize.CHAR(3),
      allowNull:    false,
      defaultValue: 'USD',
    });
  },

  async down(queryInterface) {
    await queryInterface.removeColumn('users', 'preferred_currency');
  },
};