20170228221102-example-migration.js

'use strict';

let dbm;
let type;
let seed;

const Promise = require('bluebird');
/* logger is a simple logging module that can be found here 
    https://gist.github.com/mbenedettini/a93ad95cbc352a3afd9ad7193af563d7 */
const logger = require('logger');
const app = require('loopback-init');

/**
  * We receive the dbmigrate dependency from dbmigrate initially.
  * This enables us to not have to rely on NODE_PATH.
  */
exports.setup = function(options, seedLink) {
    dbm = options.dbmigrate;
    type = dbm.dataType;
    seed = seedLink;
};

exports.up = function(db) {
    return app.models.MyUser.find().then(users => {
        return Promise.each(users, user => {
            user.name = 'Joe';

            return user.save();
        });
    }).then(() => {
        app.stop();
    });
};

exports.down = function(db) {
    return null;
};

exports._meta = {
    "version": 1
};