fix crypto defaults

lib/settings-loader.js

@@ -8,6 +8,7 @@ const pify = require('pify')
 const pgp = require('pg-promise')()
 const db = require('./db')
 const configValidate = require('./config-validate')
+const schema = require('../lamassu-schema.json')
 
 let settingsCache
 
@@ -167,21 +168,39 @@ function configDeleteField (scope, fieldCode) {
   }
 }
 
-function cryptoCodeDefaults (cryptoCode) {
-  const scope = {crypto: cryptoCode, machine: 'global'}
-  const fieldCode = 'exchange'
-  const fieldType = 'account'
-  const fieldClass = 'exchange'
-  const value = 'no-exchange'
+function populateScopes (schema) {
+  const scopeLookup = {}
+  _.forEach(r => {
+    const scope = {
+      cryptoScope: r.cryptoScope,
+      machineScope: r.machineScope
+    }
 
-  return configAddField(scope, fieldCode, fieldType, fieldClass, value)
+    _.forEach(field => { scopeLookup[field] = scope }, r.fields)
+  }, schema.groups)
+
+  return _.map(r => _.assign(scopeLookup[r.code], r), schema.fields)
+}
+
+function cryptoCodeDefaults (schema, cryptoCode) {
+  const scope = {crypto: cryptoCode, machine: 'global'}
+
+  const schemaEntries = populateScopes(schema)
+  const hasCryptoSpecificDefault = r => r.cryptoScope === 'specific' && !_.isNil(r.default)
+  const cryptoSpecificFields = _.filter(hasCryptoSpecificDefault, schemaEntries)
+
+  return _.map(r => {
+    return configAddField(scope, r.code, r.fieldType, r.fieldClass, r.default)
+  }, cryptoSpecificFields)
 }
 
 function addCryptoDefaults (oldConfig, newFields) {
   const cryptoCodeEntries = _.filter(v => v.fieldLocator.code === 'cryptoCurrencies', newFields)
   const cryptoCodes = _.map(v => v.fieldValue.value, cryptoCodeEntries)
   const uniqueCryptoCodes = _.uniq(_.flatten(cryptoCodes))
-  const defaults = _.map(cryptoCodeDefaults, uniqueCryptoCodes)
+
+  const mapDefaults = cryptoCode => cryptoCodeDefaults(schema, cryptoCode)
+  const defaults = _.flatten(_.map(mapDefaults, uniqueCryptoCodes))
 
   return mergeValues(defaults, oldConfig)
 }