server/initializers/migrations/0030-video-category.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.INTEGER,
  12     allowNull: false,
  13     defaultValue: 0
  14   }
  15
  16   waterfall([
  17
  18     function addCategoryColumn (callback) {
  19       q.addColumn('Videos', 'category', data, { transaction: utils.transaction }).asCallback(function (err) {
  20         return callback(err)
  21       })
  22     },
  23
  24     function nullOnDefault (callback) {
  25       data.defaultValue = null
  26
  27       q.changeColumn('Videos', 'category', data, { transaction: utils.transaction }).asCallback(callback)
  28     }
  29   ], finalCallback)
  30 }
  31
  32 exports.down = function (options, callback) {
  33   throw new Error('Not implemented.')
  34 }