server/initializers/migrations/0005-email-pod.js

   1 'use strict'
   2
   3 const waterfall = require('async/waterfall')
   4
   5 // utils = { transaction, queryInterface, sequelize, Sequelize }
   6 exports.up = function (utils, finalCallback) {
   7   const q = utils.queryInterface
   8   const Sequelize = utils.Sequelize
   9
  10   const data = {
  11     type: Sequelize.STRING(400),
  12     allowNull: false,
  13     defaultValue: ''
  14   }
  15
  16   waterfall([
  17
  18     function addEmailColumn (callback) {
  19       q.addColumn('Pods', 'email', data, { transaction: utils.transaction }).asCallback(function (err) {
  20         return callback(err)
  21       })
  22     },
  23
  24     function updateWithFakeEmails (callback) {
  25       const query = 'UPDATE "Pods" SET "email" = \'dummy@example.com\''
  26       utils.sequelize.query(query, { transaction: utils.transaction }).asCallback(function (err) {
  27         return callback(err)
  28       })
  29     },
  30
  31     function nullOnDefault (callback) {
  32       data.defaultValue = null
  33
  34       q.changeColumn('Pods', 'email', data, { transaction: utils.transaction }).asCallback(callback)
  35     }
  36   ], finalCallback)
  37 }
  38
  39 exports.down = function (options, callback) {
  40   throw new Error('Not implemented.')
  41 }