handle cash-in errors

lib/routes.js

@@ -15,6 +15,7 @@ const plugins = require('./plugins')
 const helpers = require('./route-helpers')
 const poller = require('./poller')
 const Tx = require('./tx')
+const E = require('./error')
 
 const argv = require('minimist')(process.argv.slice(2))
 
@@ -102,7 +103,17 @@ function postTx (req, res, next) {
   const pi = plugins(req.settings, req.deviceId)
 
   return Tx.post(_.set('deviceId', req.deviceId, req.body), pi)
-  .then(tx => res.json(tx))
+  .then(tx => {
+    if (tx.errorCode) {
+      console.log('DEBUG100: %s, %s', tx.errorCode, E.InsufficientFundsError.name)
+      if (tx.errorCode === E.InsufficientFundsError.code) {
+        throw httpError(tx.error, 570)
+      }
+      throw httpError(tx.error, 500)
+    }
+
+    return res.json(tx)
+  })
   .catch(next)
 }