Save migrations file on db (#215)

* Revert "Migration sql changes (#199)"

This reverts commit 12c834469c.

* Save migrate file on db

* Add message on migration error in lamassu-update

lib/db-migrate-store.js

@@ -0,0 +1,22 @@
+const db = require('../lib/db')
+
+const upsert = 'insert into migrations (id, data) values (1, $1) on conflict (id) do update set data = $1'
+
+function DbMigrateStore () {
+}
+
+DbMigrateStore.prototype.save = function (set, fn) {
+  let insertData = JSON.stringify({
+    lastRun: set.lastRun,
+    migrations: set.migrations
+  })
+  db.none(upsert, [insertData]).then(fn).catch(err => console.log(err))
+}
+
+DbMigrateStore.prototype.load = function (fn) {
+  db.one('select data from migrations').then(({ data }) => {
+    fn(null, data)
+  })
+}
+
+module.exports = DbMigrateStore

lib/migrate.js

@@ -1,18 +1,24 @@
 const path = require('path')
 const migrate = require('migrate')
 
-const options = require('./options')
+const DbMigrateStore = require('./db-migrate-store')
 
 const migrateDir = path.resolve(__dirname, '..', 'migrations')
-const migration = migrate.load(options.migrateStatePath, migrateDir)
-
-module.exports = {run}
+const migrateOpts = {
+  migrationsDirectory: migrateDir,
+  stateStore: new DbMigrateStore(),
+  filterFunction: it => it.match(/^\d+.*\.js$/)
+}
 
+module.exports = { run }
 function run () {
   return new Promise((resolve, reject) => {
-    migration.up(err => {
+    migrate.load(migrateOpts, (err, set) => {
       if (err) return reject(err)
-      return resolve(0)
+      set.up(err => {
+        if (err) return reject(err)
+        return resolve(0)
+      })
     })
   })
 }