refactor: move fetchCurrentConfigVersion() to settings loader

lib/plugins.js

@@ -11,6 +11,7 @@ const logger = require('./logger')
 const logs = require('./logs')
 const T = require('./time')
 const configManager = require('./new-config-manager')
+const settingsLoader = require('./new-settings-loader')
 const ticker = require('./ticker')
 const wallet = require('./wallet')
 const walletScoring = require('./wallet-scoring')
@@ -237,15 +238,6 @@ function plugins (settings, deviceId) {
       .then(([cassettes, recyclers]) => ({ cassettes: cassettes.cassettes, recyclers: recyclers.recyclers }))
   }
 
-  function fetchCurrentConfigVersion () {
-    const sql = `SELECT id FROM user_config
-      WHERE type = 'config'
-      AND valid
-      ORDER BY id DESC
-      LIMIT 1`
-    return db.one(sql).then(row => row.id)
-  }
-
   function mapCoinSettings (coinParams) {
     const [ cryptoCode, cryptoNetwork ] = coinParams
     const commissions = configManager.getCommissions(cryptoCode, deviceId, settings.config)
@@ -287,7 +279,7 @@ function plugins (settings, deviceId) {
     return Promise.all([
       buildAvailableCassettes(),
       buildAvailableRecyclers(),
-      fetchCurrentConfigVersion(),
+      settingsLoader.fetchCurrentConfigVersion(),
       millisecondsToMinutes(getTimezoneOffset(localeConfig.timezone)),
       loyalty.getNumberOfAvailablePromoCodes(),
       Promise.all(supportsBatchingPromise),
@@ -1030,7 +1022,6 @@ function plugins (settings, deviceId) {
     sell,
     getNotificationConfig,
     notifyOperator,
-    fetchCurrentConfigVersion,
     pruneMachinesHeartbeat,
     rateAddress,
     isWalletScoringEnabled,