'use strict'
+const waterfall = require('async/waterfall')
const eachSeries = require('async/eachSeries')
const fs = require('fs')
const path = require('path')
migrate: migrate
}
-function migrate (callback) {
- db.Application.loadMigrationVersion(function (err, actualVersion) {
- if (err) return callback(err)
+function migrate (finalCallback) {
+ waterfall([
+
+ function checkApplicationTableExists (callback) {
+ db.sequelize.getQueryInterface().showAllTables().asCallback(function (err, tables) {
+ if (err) return callback(err)
+
+ // No tables, we don't need to migrate anything
+ // The installer will do that
+ if (tables.length === 0) return finalCallback(null)
+
+ return callback(null)
+ })
+ },
+
+ function loadMigrationVersion (callback) {
+ db.Application.loadMigrationVersion(callback)
+ },
+
+ function createMigrationRowIfNotExists (actualVersion, callback) {
+ if (actualVersion === null) {
+ db.Application.create({
+ migrationVersion: 0
+ }, function (err) {
+ return callback(err, 0)
+ })
+ }
+
+ return callback(null, actualVersion)
+ },
+
+ function abortMigrationIfNotNeeded (actualVersion, callback) {
+ // No need migrations
+ if (actualVersion >= constants.LAST_MIGRATION_VERSION) return finalCallback(null)
- // If there are a new migration scripts
- if (actualVersion < constants.LAST_MIGRATION_VERSION) {
+ return callback(null, actualVersion)
+ },
+
+ function getMigrations (actualVersion, callback) {
+ // If there are a new migration scripts
logger.info('Begin migrations.')
getMigrationScripts(function (err, migrationScripts) {
- if (err) return callback(err)
+ return callback(err, actualVersion, migrationScripts)
+ })
+ },
- eachSeries(migrationScripts, function (entity, callbackEach) {
- executeMigration(actualVersion, entity, callbackEach)
- }, function (err) {
- if (err) return callback(err)
+ function doMigrations (actualVersion, migrationScripts, callback) {
+ eachSeries(migrationScripts, function (entity, callbackEach) {
+ executeMigration(actualVersion, entity, callbackEach)
+ }, function (err) {
+ if (err) return callback(err)
- logger.info('Migrations finished. New migration version schema: %s', constants.LAST_MIGRATION_VERSION)
- return callback(null)
- })
+ logger.info('Migrations finished. New migration version schema: %s', constants.LAST_MIGRATION_VERSION)
+ return callback(null)
})
- } else {
- return callback(null)
}
- })
+ ], finalCallback)
}
// ---------------------------------------------------------------------------
const options = {
transaction: t,
queryInterface: db.sequelize.getQueryInterface(),
+ sequelize: db.sequelize,
Sequelize: db.Sequelize
}
migrationScript.up(options, function (err) {