don't fail completely if one coin is down

lib/plugins.js

@@ -589,7 +589,7 @@ function pollRate (cryptoCode, cb) {
       return cb && cb(err)
     }
 
-    resRates.timestamp = new Date()
+    resRates.timestamp = Date.now()
     var rates = resRates[deviceCurrency].rates
     if (rates) {
       rates.ask = rates.ask && new BigNumber(rates.ask)
@@ -608,8 +608,6 @@ function pollRate (cryptoCode, cb) {
  */
 
 exports.getDeviceRate = function getDeviceRate (cryptoCode) {
-  if (!lastRates[cryptoCode]) return null
-
   var lastRate = lastRates[cryptoCode]
   if (!lastRate) return null
 

lib/routes.js

@@ -3,8 +3,6 @@
 var BigNumber = require('bignumber.js')
 var logger = require('./logger')
 
-var E = require('./error')
-
 var mock = false
 
 var plugins
@@ -15,12 +13,8 @@ module.exports = {
   getFingerprint: getFingerprint
 }
 
-/*
-// Make sure these are higher than polling interval
-// or there will be a lot of errors
-var STALE_TICKER = 180000
-var STALE_BALANCE = 180000
-*/
+var STALE_TICKER = 10 * 60 * 1000
+var STALE_BALANCE = 10 * 60 * 1000
 
 var pids = {}
 var reboots = {}
@@ -36,7 +30,8 @@ function buildRates () {
   var rates = {}
   cryptoCodes.forEach(function (cryptoCode) {
     var _rate = plugins.getDeviceRate(cryptoCode)
-    if (!_rate) throw new E.NoDataError('No rate for ' + cryptoCode + ' yet')
+    if (!_rate) return logger.warn('No rate for ' + cryptoCode + ' yet')
+    if (Date.now() - _rate.timestamp > STALE_TICKER) return logger.warn('Stale rate for ' + cryptoCode)
     var rate = _rate.rates
     rates[cryptoCode] = {
       cashIn: rate.ask.times(cashInCommission),
@@ -53,7 +48,8 @@ function buildBalances () {
   var _balances = {}
   cryptoCodes.forEach(function (cryptoCode) {
     var balance = plugins.fiatBalance(cryptoCode)
-    if (!balance) throw new E.NoDataError('No balance for ' + cryptoCode + ' yet')
+    if (!balance) return logger.warn('No balance for ' + cryptoCode + ' yet')
+    if (Date.now() - balance.timestamp > STALE_BALANCE) return logger.warn('Stale balance for ' + cryptoCode)
     _balances[cryptoCode] = balance
   })
 
@@ -68,18 +64,11 @@ function poll (req, res) {
 
   // logger.debug('poll request from: %s', fingerprint)
 
-  var rates
-  var balances
+  var rates = {}
+  var balances = {}
 
-  try {
   rates = buildRates()
   balances = buildBalances()
-  } catch (e) {
-    if (e instanceof E.NoDataError) {
-      logger.debug(e)
-      return res.sendStatus(500)
-    }
-  }
 
   var config = plugins.getConfig()
   var settings = config.exchanges.settings
@@ -93,9 +82,6 @@ function poll (req, res) {
 
     var response = {
       err: null,
-      rate: rates.BTC.cashIn,
-      fiatRate: rates.BTC.cashOut,
-      fiat: balances.BTC,
       locale: config.brain.locale,
       txLimit: parseInt(complianceSettings.maximum.limit, 10),
       idVerificationEnabled: complianceSettings.idVerificationEnabled,

package.json

@@ -38,6 +38,7 @@
     "node-uuid": "^1.4.2",
     "numeral": "^1.5.3",
     "pg": "^4.5.1",
+    "pg-promise": "^4.2.4",
     "pretty-ms": "^2.1.0",
     "ramda": "^0.21.0",
     "wreck": "5.1.0"