WIP

.gitignore

@@ -30,3 +30,4 @@ options.mine.js
 raqia.json
 
 scratch/
+seeds/

lib/plugins.js

@@ -1,8 +1,8 @@
 'use strict'
 
+var fs = require('fs')
 var R = require('ramda')
 var async = require('async')
-
 var BigNumber = require('bignumber.js')
 BigNumber.config({CRYPTO: true})
 
@@ -34,6 +34,7 @@ var idVerifierPlugin = null
 var infoPlugin = null
 var emailPlugin = null
 var smsPlugin = null
+var masterSeed = null
 
 var currentlyUsedPlugins = {}
 
@@ -54,12 +55,8 @@ var alertFingerprint = null
 var lastAlertTime = null
 
 // that's basically a constructor
-exports.init = function init (databaseHandle) {
-  if (!databaseHandle) {
-    throw new Error('\'db\' is required')
-  }
-
-  db = databaseHandle
+exports.init = function init () {
+  fs.readFileSync('seeds/seed.txt')
 }
 
 function loadPlugin (name, config) {
@@ -121,7 +118,7 @@ function loadPlugin (name, config) {
   return plugin
 }
 
-function loadOrConfigPlugin (pluginHandle, pluginType, cryptoCode, currency,
+function loadOrConfigPlugin (pluginHandle, pluginType, cryptoCode, options,
     onChangeCallback) {
   cryptoCode = cryptoCode || 'BTC'
 
@@ -137,11 +134,11 @@ function loadOrConfigPlugin (pluginHandle, pluginType, cryptoCode, currency,
   else { // some plugins may be disabled
     var pluginConfig = cachedConfig.exchanges.plugins.settings[currentName] || {}
 
-    if (currency) pluginConfig.currency = currency
+    const mergedConfig = R.merge(pluginConfig, options)
 
-    if (pluginHandle && !pluginChanged) pluginHandle.config(pluginConfig)
+    if (pluginHandle && !pluginChanged) pluginHandle.config(mergedConfig)
     else {
-      pluginHandle = loadPlugin(currentName, pluginConfig)
+      pluginHandle = loadPlugin(currentName, mergedConfig)
       currentlyUsedPlugins[cryptoCode] = currentlyUsedPlugins[cryptoCode] || {}
       currentlyUsedPlugins[cryptoCode][pluginType] = currentName
       logger.debug('[%s] plugin(%s) loaded: %s', cryptoCode, pluginType, pluginHandle.NAME ||
@@ -149,7 +146,7 @@ function loadOrConfigPlugin (pluginHandle, pluginType, cryptoCode, currency,
     }
   }
 
-  if (typeof onChangeCallback === 'function') onChangeCallback(pluginHandle, currency)
+  if (typeof onChangeCallback === 'function') onChangeCallback(pluginHandle)
 
   return pluginHandle
 }
@@ -171,7 +168,7 @@ exports.configure = function configure (config) {
       tickerPlugins[cryptoCode],
       'ticker',
       cryptoCode,
-      deviceCurrency, // device currency
+      {currency: deviceCurrency},
       function onTickerChange (newTicker) {
         tickerPlugins[cryptoCode] = newTicker
         pollRate(cryptoCode)
@@ -183,7 +180,10 @@ exports.configure = function configure (config) {
       walletPlugins[cryptoCode],
       'transfer',
       cryptoCode,
-      null,
+      {
+        nextCashOutSerialHD: db.nextCashOutSerialHD(cryptoCode),
+        masterSeed: masterSeed
+      },
       function onWalletChange (newWallet) {
         walletPlugins[cryptoCode] = newWallet
         pollBalance(cryptoCode)
@@ -360,8 +360,12 @@ exports.cashOut = function cashOut (session, tx) {
     walletPlugin.newAddress(tmpInfo, function (err, address) {
       if (err) return reject(err)
 
-      const newTx = R.assoc('toAddress', address, tx)
-      return db.addInitialIncoming(session, newTx)
+      const addressRec = R.is(String, address)
+      ? {address: address}
+      : address
+
+      const newTx = R.assoc('toAddress', addressRec.address, tx)
+      return db.addInitialIncoming(session, newTx, addressRec)
       .then(() => resolve(address))
     })
   })

lib/postgresql_interface.js

@@ -113,7 +113,7 @@ exports.sentCoins = function sentCoins (session, tx, toSend, fee, error, txHash)
   return db.none(sql, [txHash, error, session.id])
 }
 
-exports.addInitialIncoming = function addInitialIncoming (session, tx) {
+exports.addInitialIncoming = function addInitialIncoming (session, tx, addressRec) {
   const fields = ['session_id', 'device_fingerprint', 'to_address',
     'crypto_atoms', 'crypto_code', 'currency_code', 'fiat', 'tx_hash',
     'phone', 'error'
@@ -133,6 +133,15 @@ exports.addInitialIncoming = function addInitialIncoming (session, tx) {
   ]
 
   return db.none(getInsertQuery('cash_out_txs', fields), values)
+  .then(() => {
+    const hd = addressRec.hd
+    if (hd) {
+      const fields2 = ['session_id', 'to_address', 'crypto_code',
+        'hd_path_prefix', 'hd_serial']
+      const values2 = [tx.sessionId, tx.toAddress, tx.cryptoCode, hd.pathPrefix, hd.serial]
+      return db.none(getInsertQuery('cash_out_hds', fields2), values2)
+    }
+  })
 }
 
 function insertDispense (session, tx, cartridges) {
@@ -424,3 +433,10 @@ exports.cacheResponse = function (session, path, method, body) {
 
   return db.none(sql, values)
 }
+
+exports.nextCashOutSerialHD = function nextCashOutSerialHD (cryptoCode) {
+  const sql = `select hd_serial from cash_out_hds
+    where crypto_code=$1 order by hd_serial desc limit 1`
+  return db.oneOrNone(sql, [cryptoCode])
+  .then(row => row ? row.hd_serial + 1 : 0)
+}

migrations/011-transactions-reload-2.js

@@ -21,8 +21,7 @@ exports.up = function (next) {
       tx_hash text,
       phone text,
       error text,
-      created timestamptz NOT NULL default now(),
-      unique (session_id)
+      created timestamptz NOT NULL default now()
     )`,
     `create table cash_out_txs (
       session_id uuid PRIMARY KEY,
@@ -40,8 +39,7 @@ exports.up = function (next) {
       phone text,
       error text,
       created timestamptz NOT NULL default now(),
-      confirmation_time timestamptz,
-      unique (session_id)
+      confirmation_time timestamptz
     )`,
     `create type cash_out_action_types AS ENUM (${actions})`,
     `create table cash_out_actions (

migrations/012-add-hd-path-serial.js

@@ -0,0 +1,20 @@
+var db = require('./db')
+
+exports.up = function (next) {
+  var sql = [
+    `create table cash_out_hds (
+      session_id uuid PRIMARY KEY,
+      to_address text NOT NULL,
+      crypto_code text NOT NULL,
+      hd_path_prefix text NOT NULL,
+      hd_serial integer NOT NULL,
+      created timestamptz NOT NULL default now(),
+      unique (crypto_code, hd_serial)
+    )`
+  ]
+  db.multi(sql, next)
+}
+
+exports.down = function (next) {
+  next()
+}

todo.txt

@@ -1,4 +1,4 @@
 - l-m shouldn't keep polling l-s when not on pending screen (low priority)
 
-- don't record multiple tx authorizations to db
-- processTxStatus isn't atomic
+- need more bulletproof way to ensure only unique serials for each coin
+- use tx to read last, then insert new row