feat: customer auth via email

lib/route-helpers.js

@@ -45,12 +45,12 @@ function toCashOutTx (row) {
   return _.set('direction', 'cashOut', newObj)
 }
 
-function fetchPhoneTx (phone) {
+function fetchEmailOrPhoneTx (data, type) {
   const sql = `select * from cash_out_txs
-    where phone=$1 and dispense=$2
+    where ${type === 'email' ? 'email' : 'phone'}=$1 and dispense=$2
     and (extract(epoch from (now() - created))) * 1000 < $3`
 
-  const values = [phone, false, TRANSACTION_EXPIRATION]
+  const values = [data, false, TRANSACTION_EXPIRATION]
 
   return db.any(sql, values)
     .then(_.map(toCashOutTx))
@@ -72,6 +72,13 @@ function fetchPhoneTx (phone) {
       throw httpError('No transactions', 404)
     })
 }
+function fetchEmailTx (email) {
+  return fetchEmailOrPhoneTx(email, 'email')
+}
+
+function fetchPhoneTx (phone) {
+  return fetchEmailOrPhoneTx(phone, 'phone')
+}
 
 function fetchStatusTx (txId, status) {
   const sql = 'select * from cash_out_txs where id=$1'
@@ -88,6 +95,7 @@ function fetchStatusTx (txId, status) {
 module.exports = {
   stateChange,
   fetchPhoneTx,
+  fetchEmailTx,
   fetchStatusTx,
   httpError
 }